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1. 47 LT GREEN PURPLE 1 5V EXT 2 FPP2 ONLY Fa HHH H LT REEN 18 R 5V RTN 2 d 55 BLUE WHITE 18 P 55 PINK18 IN LT GREEN RED 18 M 5VEXI 1 SV 1 B DK BLUE DRANGE 18 K FPP1 TT O PURPLEZYELLOW 18 FPP2 IVS UNUS H_ FUEL SELECT AUX DIG 1 79 GREEN YELLOW 18 G MIL HL LT BLUE PINK 16 F START COMMAND DK BLUE 18 E AUX PWM 1 PINK YELLOW 16 D FUEL PUMP BLACK RED 16 FUEL PUMP INI ll PURPLE 16 B ALT EXCITE 14 GROUND BLACK 12 DIAGNOSTIC PINK DK GREEN 18 1 BLACK LT GREEN 18 1 ANARTN i LT GREEN RED 18 2 1 SOLENOID ORANGE 18 1 4 FCRX 1 4 WHITE 16 BLUE PINK 18 RING 1 F2 4 RED TAN 14 RED 14 20A ECM 87 WHTE 16 3e 4 o8 RED TAN 16 F6 RED 16 LT BLUE PINK 18 STARTER RELAY 15A Bo PINK BLACK 18 B5 STARTER PINK DK GREEN 16 ___ GREEN 16 Va 15A IGNITION F1 T 4 PINK TAN 18 e PINK 18 5A VSW PINK DK GREEN 16 85 60A 11 WHITE LT BLUE 1B 85 _ RED 16 MAXI FUSE RED TAN 18 874 POWERRELAY ED 19 RED 10 REpte N Mo ALTERNATOR PINK YELLOW 16 Trt BATT FUEL PUMP RELAY RED 16 PURPLE 16 B ALTERNATOR TAN BLACK 18 __ 85 PINK YELLOW 16 RED 16 PNK TAN 18 gg F5 PINK YELLOW 16 PINK YELLOW 16
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3. s D 0 XXXXX XX TAN DK GREEN 18 R AUX RED BLACK 18 VS RED WHITE 18 VS TAN BLACK 18 AUX DIG 3 TAN RED 18 L AUX DIG 2 GRAYZDK BLUE 18 K SELECT 1 GRAY 1 SELECT 2 DK BLUE YELLOW 18 H_ AUX ANA PU1 YELLOW DK BLUE 18 AUX PU2 18 F AUX 2 BLACK 16 GROUND GRAY 18 D BROWN WHITE 16 AUX PWN 5 WHITE BROWN 16 B AUX PWM 5 RECIRC LA UNUSED 4 45 51 52 LL VEHICLE INTERFACE CONNECTORS 45 1 49 LT GREEN PURPLE 1 EXT 2 FPP2 ONLY K18 R svRTN2 55 BLUE WHITE 18 P 1 56 BLUE PINK 18 LT GREEN RED 18 5VEXT1 L 5VRTN 1 87 DK BLUE ORANGE 18 K 1 HHH m PURPLEZYELLOW 1 FPP2 NS o UNUS H FUEL SELECT AUX DIG 1 19 GREEN YELLOW 18 MIL 58 LT BLUE PINK 16 START COMMAND 82 DK BLUE 18 AUX 1 UNUSI FUEL PUNP UNUSED FUEL PUMP 18 VSW GROUND BLACK 12 DIAGNOSTIC PINK DK GREEN 18 ANA RTN H 4 LT GREEN RED 18 SV REF DK GREEN 18 PC Tx ORANGE 18 PC RX SOLENOID PC m UNUSED WHITE 16 BLUE PINK 18 CANT BLUE WHITE 1 CAN1 F2 4 RED TAN 14 RED 14 20 87 WHTE 16 sg 4 8 RED TAN 16 F6 LT BLUE PINK 1 STARTER RELAY RED 1 15A 89 PINK BLACK 18 85 STARTER 17
4. Bu 5118 01123135 03385 ANIONS ii 5 2 gt gt gt N E ja 2 5 SSSNUVH WuVAV ASU 1HOT 7 9NINSVA 5 5 mi lt WIG VaET A ONIAQE mimm NVI VOZ Nv17802 X85738 z SN 9 5 S WV IV 3SH3A3H ByN 5 m o N 7 i d z E d Y 5 5 amp S 1 lt D 118 03385 S S E N 045 A09 E lH g 045 09 Z Zd OL s do fe 45 z 48 119 03385 3 295 X89781 5 4 di3 01 g cm 8 oF Fv y 7 45 45 45 usce a T3S310 HOLIMS 710 9 O N 5 x x 2 195310 9544 ON THN76 lt 6I Id 413 OL 5 0 E 5 g F NI N M x 2 E E 3NION3 0 HO 19051 3d OF IF 1 01 AH9 28 ba ONDINVHO 311HM 9 T 9 MALL lt lt 5 z o 19061 3 WN Nid 91 Id AV HH LEWLS an E B 5 N gt Y ld Z SV9 dWNd 1314 H IHkongen lt y IHR 61 E T 9N3 1701 AA E ONDINVHO 31IHM 8 2 nd Z UN AH9 88 LL s sa dv HOIVNH 1TV 19 d v a ous vugze SL e aseotts Ys 87 8 85 88 sm Ow AYTI NAO InHS 39N 13
5. I 4 Mb N 2500 PSI 72 4 ORIFICE 0 040 in 1 0 ud LEFT REAR SQUEEGEE SQUEEGEE SQUEEGEE 1 ACTUATOR ACTUATOR ACTUATOR ORIFICE 0 036 in 128 M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Squeegees Lift Engine speed High Pressure Flow Line 9 9 Suction Line Return or Low Pressure Line 1 i Gray items Active Pilot Port Line i MAIN VALVE MANIFOLD energized x Inactive Pilot Port Line SV7 or activated Case Drain Line G5 2500 PSI 72 4 BAR ORIFICE 0 040 in 1 0 mm i i w gt lt lt DES i i LEFT REAR d SQUEEGEE SQUEEGEE SQUEEGEE ORIFICE 0 036 in OIL OIL FILTER M30 9003947 6 08 129 Hydraulic Troubleshooting M30 SERVICE INFORMATION Main Brushes ON Engine speed High Pressure Flow Line Suction Line I 1 Return or Low Pressure Line items Active Pilot Port Line F energized Inactive Pilot Port Line I or activated Case Drain Line SV7 1 BRUSH BRUSH ENGINE PA X X Main Brush Motors speed 460 480 RPM FILT
6. SS3NHVH SS3NHVH QVO 4VA3 OV rei lt BEDS p Q S 940 980 5 940 NH Eogzg Luo 2 7 S FJ E 19 JJA coms wea Deo 7 wo 1 039 M K 2 5 18 18 NH9 9HO 2 0 021 SSINYVH SS3NHVH k S f AH9ZBIT KS AH9ZBII we md Z JJA 4 TBA BAZ611 q 340 VSI y HOLIMS NVJ SS3Hd VO NO 2 5 SNV4 OV lt TH 1 lt ae gt oY 4 5 Nd9 naass SHANI El 35n idZVZ4 vel X LHM 71g HO1 TMS TIHO1IAS m JLHM Z 1 lt 2 lt gt lt lt lt 2 i SSANYVH SS3NHVH 105 HILMO 55 dd H3SN3Q0NOO dW3Ll dvA 2 HOSS3HdNOO OV SS3NHVH HOLIMS H3dIN HIH 5 m ANION HA EIT VYO OT TT lt TAL 7 M g diA Q ISIHSONIM 20 98 5 N m VJ enses 107911 VUO 2UlT SS3NHVH m SS3NYVH N r1 mi o lt 2 VBO TTI u 4 SSJNHVH SS3NHVH Nv4 1509430 i sa tni lc M m NOILdO ONILVIH 5 8 R 8 a a a z 2 tc tr tr 127 PUR M30 9003947 6 08 ee ie 127 SWITCH B
7. ii e 8 ANNILNOD gt viaa e 985 m QANN I LNO n m ves Bs 1 QANNT LNOD 30 A g Ovi Vol WOSN3S 3unss3ud CAH 5 1 5 sivla E arvaa E T 804 N3HOS o 1 5 i 581 1 E Na q AE E N3qQ Tag LL E dE TIVL30 v2 X X IV1Q fa OE 0G N340 NWOQ NO NAOQ ATVA 6 X000 td3dd0H M3ddOH 38vN3 US mius We 38 a AS EAS SAS Nd NO Nd 11Vd HSNud NIVA 87425 ZAS 15 TwIAN dU S SNId 30vW34 SNId JIVA gi n SS3NHVH SS3NHVH NISN OL NISN OL 512 NNOO 5153803 58 Electrical Troubleshooting 59 Wire Diagram 4 of 7 M30 SERVICE INFORMATION dv NV IV1 NET IVET uv 11 130 1lviaq SS3NHVH
8. AO AO H9IH WY 000Z ON e 8 LIB Y LIB 5 M103A NOI19 13S 03355 NISN 10061 3d Nid 91 24 d VH0 5 eo e 8 Wie PaeT o 2 8 Q3HOLINS HONHSAQS n 2 Va0Z9E Y WIG FEET g aus X Ig V8ET Wie vaer 5 XNd TT 025 A09 NG TT V Gas 3 NVL 08 W 2 EA 3 HN 68 4 lt gt 2 5 d X9Id 9VW 033dS 9N3 cA gt OBSNBS INSSI d v 01 110 0 N 1 6 YOLVNLOV 1110dHL lt S9NINNOH lt c 19061 3d Nid 91 O MEM z 1HA 6 K s 2 o lt gt UNA7OLL o o dnd lt gt lt F Y WZ 17274 VHO E WIN Y 18 98 1 gt gt 919729 I w 7 77 3 ONIMNVED STIHM 8 XT8 38E1 5 P M8795 aK K amp unazaza naZV7 SCIL amp N 0 VHO 3E 9 9301185 z 5 eon 5 LEVIS 3NION3 2 gt N33ML39 S IaHO d Y 8 88E1 T z 9728 und aLz d ASADA 311004 HINIL LHVLS 3NI9N3 n E 3 3 dNYT 9019 TvNOIlgQ
9. ye 137 HOPPER LOWER wi snd amaka RE 138 HOPPER DOOR OPEN 139 HOPPER DOOR CLOSE 140 SIDE BRUSH LOWER 141 SIDE BRUSH LIFT e EDAX 142 SIDE BRUSH 143 SIDE BRUSH RETRACT 144 HYDRAULIC SOLENOID VALVE DETAILS 145 PRESSURE WASHER 147 FORMULAS CONVERSIONS 148 GENERAL SAFETY INFORMATION 148 PUMP FEATURES iin awas sawas kawa n ER 149 INSTALLATION arat hae Fe a ecd dca 150 PUMP SERVICE 2 26 eie ea dri a ti eet degrada 151 ADJUSTING UNLOADER VALVE 156 TROUBLESHOOTING 157 MNA uso 9003947 6 08 Home Find M30 SERVICE INFORMATION Safety Precautions SAFETY PRECAUTIONS The following precautions are used throughout this manual as indicated in their description WARNING To warn of hazards or unsafe practices that could result in severe personal injury or death A CAUTION To warn of unsafe practices that could result in minor or moderate personal injury FOR SAFETY To identify actions that must be
10. Electrical Troubleshooting M30 SERVICE INFORMATION Electrical Schematic 4 of 8 SOIN X Ig NET 03 1 18 v398 lt q AV I3H dWnd 1574 lt lt Ly gt 321 UIVNOILdO 1573 lt MONJ TN id 1 2050 NH9Z 3G7 lt lt gt VIN SS3NHVH 1594 2449 TVNOIldO eal anam vane ar 13280 IHR7eZ 9 721 O13 H9IH 1594 GL HOSN3S 3HnSS3Hd QAH 5 105 TV uW manka A JP nr NH9 SL 99 581 IHM Wig TET ze TE TVNOI1d0 53 NV1 08 3015 1594 lt gt urid 3LT pF wupe 7 9 105 VHO EBT BI kaqsi y AH9 8c T Wd 130 B und gzT 5 9 221 8 g NHG 2BI mw mi ZT und SLT X18 ET d ddOH lt 2 3NIHOVW NO EI AS NHIS 021 v SV 3LVH3dO Nyd 5 yVN 2 14 1ndNI ONIGNNOYS 021 Q3AH353H mes lt gt 8 Hsnug xe fr igne QuvMHOJ OQA 6 1 gt OQA B Z lt y ORIS 9QA L Z OL OZ ala NHB
11. 5 5 89 88 71 PURPLE LT BLUE 18 LT BLUE DK BLUE 18 PINK WHITE 18 LT GREEN RED 18 BLK LT GREEN 18 BOSCH THROTTLE TAN ORANGE 18 Home Find M30 9003947 6 08 M30 SERVICE INFORMATION 2 EGO 2 EGO 1 BLACK LT GREEN 18 Fro BLACK WHITE 18 DK 18 D BINK DK GREEN 18 05 BLACK LT GREEN 18 c BLACK YELLOW 18 D PINK DK GREEN 18 lu E DK GREEN ORANGE 18 L 23 12 8 9 12 40 TAN WHITE 18 5 _ BLACK LT GREEN 18 7 LT GREEN 18 19 LT GREEN RED 18 YELLOW GRAY 18 EXIT EN Electrical Troubleshooting LPG Engine Harness Electrical Schematic 2 of 2 CONNECTOR 2 PINK DK GREEN 16 12N RELAYED POWER
12. M30 9003947 6 08 General Machine Information M30 SERVICE INFORMATION Component Locator page 8 of 8 Side Brush Valve Manifold M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair MAINTENANCE amp REPAIR BEFORE CONDUCTING TESTS Read and Follow ALL Safety Warnings and Precautions as mentioned at the beginning of this manual Always unhook Battery when removing or replacing electrical components DURING TESTS Call Technical Services if Diagnostic Time Exceeds One Hour With Unknown Cause or Course of Action NOTE Troubleshooting charts may be shown with optional equipment The optional equipment may not be specified in these charts Some machines may not be equipped with all components shown m309003947 68 7 4 o Tr Maintenance amp Repair M30 SERVICE INFORMATION MAINTENANCE M30 9003947 6 08 CHART Interval Key Daily 1 10 8 9 20 Hours 5 50 Hours 16 13 15 100 Hours 18 Description Engine Hydraulic fluid reservoir Tank cover seals Main brushes Side brush option Hopper dust filter Rear Squeegee Blade Side Squeegee Blades Recovery tank Recovery tank ES mode option Solution tank ES mode option Hopper Hopper dust filter FaST ec H20 filter screen Main brushes Front wheel Ba
13. 11114 036070 O N S gt A Ear zunana lt gt M I1B E Serene Te NH9 n8799 NMOG 3015 NY9 9S1 91 5 T114 03S079 O N o zu em nano lt gt NIS 1347 9 NYBLLVd GUIS adis mod NH9 451 1 5 a 2 0 Hnd ZLl 4144 T VHO ES lt 2 N85 881 ALANA NVL 7105 MONS 6 AS 61 5 m 35079 4000 H3dd0H UNO CHE lt gt ON31X3 3015 NH9 HG1 WIG ET WS addoH KT aby e ixi e NHg Z 444 8729 erase amp 7 NH9 51 O H3ddOH 35070 L AS NO INYAL 330 SI SI AS 41 VSI sn Haddod ONS mazg 444 8 9 Sw ena lt lt A 2 NH97SI NH9 7281 nayg a NS H3ddOH lt a NMOQ H3ddOH Q N9 NH5 SE lt gt G S Sinaino 4 NV1 09 1 1 vI AS A IHW 6E 7 lt gt LHM 6S 53905 3 1 3814 035070 0 N Y H Ele s XN4 VOTE TKS _ 7p a lt gt AHIN3S TVN3H3H1 _ 5 AH9 NBS NO NI VW AT 1347 91 SS3NHVH H3ddOH SSUNHVH H3ddOH z 1401 M01 035070 O N NV1 VO a a lt gt Bs m 0 897 85 NMOG NIVN 1 9 6 E AS a E DAA ind 22 A2
14. Pressure Flow Line Dm Gray items are MAIN VALVE MANIFOLD Suction Line energized 9 09 9 9 Return or Low Pressure Line gt 11 Active Pilot Port Line II o r activated EI RV1 Inactive Pilot Port Line Case Drain Line T2 i 2500 PSI 1724 BAR I nd BB Sweep Fan Motor speed 7 000 RPM 150 RPM PRESSURE WASHER MOTOR ELLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLTLTTLD SIDE BRUSH MANIFOLD Tio SCRUB FAN MOTOR p i SWEEP FAN SIDE BRUSH 1 MOTOR MOTOR M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Sweep Vacuum Fan amp Side Brush ON Engine speed High DENN Pressure Flow Line Gray items MAIN VALVE MANIFOLD Suction Line f 1 6 6 6 energized it Se 5 Return or Low Pressure Line it Active Pilot Port Line TRO o r activated E RV1 Inactive Pilot Port Line Case Drain Line T2 i 2500 PSI 1724 me dH Sweep Fan Motor speed 7 000 RPM 150 RPM PRESSURE WASHER MOTOR SIDE BRUSH MANIFOLD SCRUB 2 SWEEP FAN 1 MOTOR MOTOR 2 E aide eun only Side Brush Motor speed operated when Main 1 N 140 160 RPM Brushes are ON
15. Fag m NVY1ZOE lt lt gt 1 5 NVL ALdW3 S id NH3LlVd pve Y 1 m TINA SWHO 001 NMOG 035010 O N Lo THWZ88 usa vel od M3dd0H MP M8795 NO OVA wu AZr1 1 9 AH9ZB2 V va 3HhSS3Hd 7110 NI9N XT8 E1 ane ww TBAZOV1 1847981 XT8 E1 sea AZ 1 TBAZHR gt gt 1 m el 5 IAM M I871E1 TENVd UNS OL 55 OND WLIOIQ IEI i f P g lt B E y f i amp 8 p gt 15 dal HIH 035070 HOLJAG WIL 3NION3 r soos 4 amp Ig 29 0 m g 2 5 A u a 2 9 x 10 97 5 9 3N19N3 HOIH i E Sn 25r 3 m oa S HOLLMS 55344 710 Pa ASD x p o zd zm 3ze 3HnSS3Hd 710 MOI N3dO lt Pd 2 gt x lt SQ Er 3unss3Hd 110 3NION3 4 6 X NI i 5 51 E 4 s gt a lt m lt gt 35 lt lt 9 lt lt 9 Ea EL LCS gt E UE kc ox gs 5 25 7077 E m o 9 o 5 M30 9003947 6 08 ee ie 46
16. 9 ae m i cdd Em run dL mW dh N N N N 1230569 tr e dp op dh ch dh A o NNOD F Fri T T SNolrep LA LAC Und NNO2 SNOI 1d0 SNNOO SNNOJ SNN0O 62 Electrical Troubleshooting Hopper Harness Diagram M30 SERVICE INFORMATION 63 WIRE ID PIN 31BA 47BA B WIRE IDIPINI 168A A ima B CONN HOPPER RETAINER LATCH WIRE ID PIN 138 1380 518 CLOGGED S18 P2 WIRE CLOSED 48BA 1 SHAKER WIRE ID PIN FILTER 2088 DETAIL 225A B 1 CAVITY PLUG CONT INUED 2488 D 12059168 1 CAVITY PLUG 3898 E P E 12059168 r 1368 WIRE ilPiN 208 A is L H 225 2 R H TAILLIGHT 248C D TAILLIGHT 338 1 CAVITY PLUG P E 12059168 WIRE ID PIN 3388 168A 33BC 13A E 47DA H o 5 is BE DETAIL A CONTINUED M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Hopper Cover Harness Diagram vOEI 2 VOTE 38IM SSSNYVH IHOLTIIVL ZNNOO VOSOT Nid 33IA LO3NNOO H3ddOH NNOO
17. Gas LPG Diesel Scrubber Sweeper Service Information Manual o Foam Scrubbing Technology The Safe Scrubbing Alternative Hygenic Fully Cleanable Tanks FloorSmart Integrated Cleaning System ES Extended Scrub System Lower Total Cost of Ownership North America International 9003947 Rev 00 06 2008 www tennantco com 4 4 FOR REPLACEMENT 5 Identify machine model and serial number 1 A Identify the machine model 2 B Identify the machine serial number from the data plate Refer to the TENNANT Parts Manual NOTE Only use TENNANT Company supplied or equivalent parts Parts and supplies may be ordered online by phone by fax or by mail Tennant Company PO Box 1452 Minneapolis MN 55440 Phone 800 553 8033 or 763 513 2850 www tennantco com Thermo Sentry Touch N Go 1 STEP Clean Wedge Variable Drain Valve EasyOpen Grip N Go MaxPro2 Dura Track SmartRelease InstantAccess Duramer FaST PAK ES FloorSmart and ErgoSpace are US registered and unregistered trademarks of Tennant Company Specifications and parts are subject to change without notice Copyright 2008 TENNANT Company Printed in U S A M30 SERVICE INFORMATION SAFETY PRECAUTIONS vii GENERAL MACHINE INFORMATION 1 GENERAL MACHINE DIMENSIONS CAPACITIES 2 G
18. 96 Control Board PIN P2 18 The Shutdown system is used to turn OFF the i engine under certain conditions on machines with certain optional equipment the engine ECM loses power and engine shuts OFF M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Shutdown Relay Shutdown Mode Diesel 12 VDC 13 BLK 1 RED pis PLLLLLLLLLLLI K 200 mA e ii L 19 acc 4 4 4 13 BLK KEY SWITCH 15 AMP RUN 4 TO FUSES 9 amp 12 AUXILIARY 2 13 BLK eeeeee AUX 1 RELAY M1B CONTACTS FUSES I I 5 amp 6 AUXILIARY 3 13 BLK 8 op eAUX RELAY M8B CONTACTS FUSES 13 8 14 eeeeeee M 3 TO FUEL PUMP RELAY 10 2 START TIMER RELAY M9 amp GOVERNOR CONTROLLEB 5 OPEN MACHINE P1 J2 I SHUTDOWN X x NH AUX 2 RELAY SPERM SHUTDOWN RELAY Wiring Color Codes 5 FUSE 7 I vontiollBoard Unless otherwise marked zs of Wire Number 15 AMP 0 3 Orange ER ri y ee ee E 3 Orange The Shutdown system is used to turn OFF the i engine under certain conditions on machines with certain optional equipment 9 the engine ECM loses power and 9 white engine shuts Wh
19. I 2 w NHBZ2r 4 tL g Ndg Ver 8 3 NINI T 3 LU SS3NdvH NINI 638 635 15 35 8 8 8 8 552 NUud 32 lt NINI 2 VH0 EB AY AT d 1dV1S 1508 AH LIV 7102 QIONITOS H31HV1S lt 39018 3NI9N3 318 2 AH311VB BAILISOd 9NI1SIX SOLON USLYVLS S19V1NOO 010 3105 5 gW SSY HOION H31uV1S amp 8 5 5 2 NIYA 30 H d L Ol 5123 02 WNIWHAL LW NIVN 40 OL SL93NNOO TWNIWYAL 8 17 LO Electrical Troubleshooting M30 SERVICE INFORMATION Electrical Schematic 8 of 8 LLI mu v3ea lt lt gt 91973371 lt lt 1 01140 1594 AV 13d dW d 1594 lt 18 lt lt 11 gt 15 4 3H INMA a lt oe 01 123 02 123 02 JSA GRN _ L N 9 3394 lt p 032 1 VLIW SS3NHVH LSV4 eN39 1VNOIld0 m 17 a gt AV 1334 anng OZH 1594 rj v mayer P C gt gt na 3 1 g6INW YALVM 1594 VIIN NHO Q38Z s lt Td 1 AV I3H OZH 1594 NH9 2338Z lt Q gt 919793771 dWnd HIV 1594 4 401 5 15
20. POSITIVE 1 RED e4 SWITCH FROM AUX 2 M 6 5 5 OFF 13 BLK 6 PO Wee FUSE8 1 gt LOWER 53 00000000000 15 2 amp 4 CLOSED LIFT SV 13 2 amp 1 CLOSED LOWER Activating the Hopper Lift Lower Switch will Gi cancel the sweep or scrub systems and U automatically selects HIGH engine speed Wiring Color Codes Unless otherwise marked of Wire Number Orange Bue s we M30 9003947 6 08 79 Home Find Electrical Troubleshooting M30 SERVICE INFORMATION Hopper Door OPEN Conditions Key on engine running hopper door open switch activated BATTERY POSITIVE FROM AUX 1 RELAY CONTACTS BATTERY NEGATIVE Touch Panel Control Board ENABLE VALVE 61 PIN P2 8 HOPPER DOOR OPEN CLOSE e SWITCH 42 1 PIN P1 9 BATTERY POSITIVE FROM AUX 2 RELAY CONTACTS 13 BLK 5 13 2 amp 1 CLOSED DOOR OPEN 2 amp 4 CLOSED DOOR CLOSE DOOR 68 Anytime the Enable Valve SV 7 is Gi and the Hopper Door Open Valve SV15 is OFF the door will close Activating the Hopper Door Switch to open or close Gi the door will cancel the sweep or scrub systems and automatically selects HIGH engine speed Wiring Color Codes Unless otherwise marked of Wire Number
21. uO usnug epis awed 451 p usnd 1eddou sdeex ISd 001 JAS pue EAS gd uO s usnig ujen 9JnsSg d IBhuBI peso 2 pue uedo Joo Jaddoy 99 nss d Bulsn pue dn s 6 nbs ajeJedO AlleoJoej JAS pue EAS ZAS 0 USJJn seueA einsseJd UAO S ZAS LLAS OLAS AS ZAS usnug epis qnuog deews ysnig epis Dem 69 u do Jooq Jeay pue apis seoBeenbs qnios avg ISd inss iq qnoi ainssald yod Hod uone5o1 JequinN SAIBA S JON lqeu3 uoneoo HOd uejs s Hod sel Juguodulo uonounJ 124 M30 9003947 6 08 Go To LL E E M30 SERVICE INFORMATION Hydraulic Troubleshooting Hydraulic Symbols Ui f Lines Connected Lines Not coe 1 m TORO Toget
22. 114 COMMON ABBREVIATIONS 114 HYDRAULIC SCHEMATIC 1 2 115 STEERING amp PROPEL HYDRAULIC HOSE DIAGRAM 117 PUMP amp VACUUM FAN HYDRAULIC HOSE DIAGRAM 118 BRUSH amp HOPPER HYDRAULIC HOSE DIAGRAM 119 SQUEEGEE LIFT HYDRAULIC HOSE DIAGRAM 120 HYDRAULIC COOLER amp TUBES HOSE DIAGRAM 121 SIDE BRUSH HYDRAULIC HOSE DIAGRAM 122 PRESSURE WASHER MOTOR HYDRAULIC HOSE DIAGRAM 123 OPERATING 124 HYDRAULIC SYMBOLS 125 SCRUB SWEEP HEAD LOWER 126 SCRUB SWEEP HEAD LIFT 127 SQUEEGEES LOWER 128 atte aq dada 129 MAIN BRUSHES ON 130 SIDE BRUSH 131 SCRUB VACUUM 132 M309003947 6 08 amp Home Find Table of Contents M30 SERVICE INFORMATION HYDRAULIC aa oA DU RON D ad cont d SCRUB VACUUM FAN amp SIDE BRUSH 133 SWEEP VACUUM FAN ON 134 SWEEP VACUUM FAN amp SIDE BRUSH 135 PRESSURE WASHER 136 HOPPER LIFT
23. WIRE ID PIN 1 CONN 10 798 2 CS79 1 79 1 7 1 a WIRE ID PIN 17EA 2 17EB 2 17EC 1 17ED 1 izEE 1 WIRE ID PIN X3 WIRE ID PIN 7 GEA PUMPZ 3 23 MZ OUTPUT W h RELAY B CONN ID CS17 1 WIRE IDIPIN 17EC 79EB ADD CAVITY PLU DEUTSCH 11401 FaST HIGH FLOW VALVE WIRE IDIPIN 17EE A 79EC B 10 LABEL HIGH FLOW VALVE 67 M30 9003947 6 08 Home Find lectrical Troubleshooting M30 SERVICE INFORMATION Electrical Symbols amp Abbreviations NOTE The term NORMALLY refers to the component s at rest or de energized position o cm Wires Connected Wires Not Plug in Battery Normally Open Normally Open Normally Open Together Connected Connection Switch Temperature Switch Momentary Switch Together x cy yy oat Normally Open Normally Open Relay Coil with spike Open Closed Fuse Motor Solenoid Liquid Level Switch Pressure Switch suppression resistor Relay Contacts Valve I mem e V we k O ME ER Lamp Horn or Sensor Diode LED Information Warning Component NL i Assembly Light Bulb Alarm Variable Resistor is Energized ormal Position NE CT gt lt Qum Component in Position Information Battery Positive Battery Negative Connection TO or Control Control Other than Normal Box or
24. s Bue s Gray ws M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Hopper Door CLOSE Conditions Key on engine running hopper door close switch activated BATTERY POSITIVE BATTERY AUX 1 RELAY CONTACTS SV 15 Touch Panel Control Board ENABLE VALVE 61 PIN P2 8 OPEN CLOSE SWITCH 1 9 POSITIVE FROM AUX 2 RELAY CONTACTS 13 BLK PIN P1 10 4 5 13 HOPPER DOOR OPEN 68 2 amp 1 CLOSED DOOR OPEN 2 amp 4 CLOSED DOOR CLOSE E Anytime the Enable Valve SV 7 is Gi and the Hopper Door Open Valve SV15 is OFF the door will close Activating the Door Switch to open or close Gi the door will cancel the sweep or scrub systems and automatically selects HIGH engine speed Wiring Color Codes Unless otherwise marked Right Most Digit Color of Wire of Wire Number E T 6 ETE NEN 9 M30 9003947 6 08 81 Electrical Troubleshooting M30 SERVICE INFORMATION Shaker Motor ON Conditions Key on One Step sweeping turned off or shaker system on BATTERY FROM NEGATIVE AUX 1 M3A 200 mA HOPPER NTAC THERMAL comers Touch Panel Control Board SENTRY SWITCH 3 BLK 5 9 BELOW 140 CLOSED ABOVE 140 F POSITIVE FROM AUX 2 RELAY CLOGG
25. 6 Hydraulic Troubleshooting 138 Pressure Flow Line 2 Suction Line Return or Low Pressure Line Active Pilot Port Line Inactive Pilot Port Line Case Drain Line ORIFICE 0 040 in 1 0 mm M30 SERVICE INFORMATION Hopper Lower Engine speed High or activated Gray items are 1 energized sv7 5 F 2500 PSI 172 4 PSI 75 8 BAR lt lt OR1 I ORIFICES HOPPER LIFT 0 031 in 0 028in ACTUATORS La 079mm 0 71 mm 1 SV14 OIL OIL FILTER COOLER Q lt I lt gt 35 PSI 2 4 BAR M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Hopper Door Open Engine speed High 1 Suction Line E MAIN VALVE MANIFOLD Return or Low Pressure Line 1 1 0 0 i Gray items are Active Pilot Port Line i F i energized Inactive Pilot Port Line i activated Case Drain Line SV 2500 PSI 172 4 BAR ORIFICE 0 040 in HOPPER DOOR ACTUATOR SV1 5 i OR2 OIL OIL FILTER COOLER gf wb 35 PSI 2 4 BAR C Home Find To Hydraulic Troubleshooting Pressure Flow Line i Suction Line Return or Low Pressure Line Active Pilot Port Line Inactive Pilot Port Line Case Drain Line M30 SERVICE INFORMATI
26. IsrARTER MOTOR ASSEMBLY ma 3 CONNECTOR 2 PIN 1 LOAD GND ENGINE HARNESS M8B STARTER 13 BLK 85 13 BLK s 16 PIN M7B MODULE PIN 6 STARTER INIT RELAY 1 RED STARTER LOCKOUT RELAY KEY SWITCH START Wiring Color Codes Unless otherwise marked of Wire Number Pink P1 J2 SWITCHED BATTERY POSITIV 3 A 3 TO FUEL PUMP RELA FROM SHUTDOWN RELAY M6C 10 8 GOVERNOR 13 BLK 13 BLK 218 6 1 53514 OL OL JALLVON OL ENGINE 55 delay between start attempts Starter Timer Module creates 93 Electrical Troubleshooting M30 SERVICE INFORMATION Shutdown Relay Normal Machine Operation Gas LPG 12 VDC 1 RED 13 BLK 1 RED os S eds igo 5o e 17 i 19 Acc 4 4 FUSE 1 13 BLK KEY SWITCH 15 AMP RUN 4 TO FUSES 9 amp 12 seeeeeeeAIUX 1 RELAY M1B CONTACTS TRED 6 TO FUSES 5 amp 6 UXILIARY 2 RELAY 13 BLK AUXILIARY 3 13 BLK AUX 3 RELAY M8B CONTACTS RED 5 FUSES 13 amp 14 TO FUSE 1 OF ENGINE HARNESS 5 M6C Refer to the Engine a OPEN MACHINE i
27. Read and Follow ALL Safety Warnings and Precautions as mentioned at the beginning of this manual DURING TESTS Call Technical Services if Diagnostic Time Exceeds One Hour With Unknown Cause or Course of Action NOTE Troubleshooting charts may be shown with optional equipment The optional equipment may not be specified in these charts Some machines may not be equipped with all components shown o Tr Pressure Washer Pump M30 SERVICE INFORMATION Formulas Conversions amp General Safety Information Formulas Conversions Nozzles Impact Force Ibs 0526 GPM x PSI Nozzle GPM x 4000 y PSI GPM Nozzle PSI 4000 PSI GPM Nozzle 2 x 4000 Horse Power GPM x PSI Hydraulic HP 1714 GPM x PSI EBHP 1457 EBHP x 1457 GPM PSI EBHP x 1457 PSI GPM HP loss due to altitude 3 per 1000 FT above sea level Pump Speed and Flow Rated GPM Desired GPM Rated RPM Desired RPM Motor Pulley Pump Pulley Pump RPM Motor RPM Gallons x 3 785412 Liters Gallons x 128 Oz PSI x 06896 Bar Bar x 14 5038 PSI 1 inches 25 4 millimeters Liters x 2642 Gallons US Ft Lbs x 1 356 Newton Meters Inch Lbs x 11298 Newton Meters Newton Meters x 737562 Ft Lbs force Newton Meters x 8 85 In Lbs force Temperature 1 8 C 17 78 F 555 F 32 C 1 U S Gallon of freshwater 8 33 Ibs 1 PSI 2 31 feet of water 1 PSI 2 0
28. Start machine hold trigger on open position and turn pos 2 bolt until no further increase of pressure is noticed continue to hold trigger open and turn counter clockwise until a slight drop in pressure is felt Spin pos 3 nut down While holder pos 2 bolt in place with hex wrench use special tool AR1560590 Or extended 13mm socket wrench to hand tighten pos 3 nut against pos 4 black knob Step7 Replace pos 1 black cap NOTE Now pressure can be decreased by turning black knob pos 4 counterclockwise but the pressure cannot be increased to a rating higher than what max is set at by technician Mounting Bolt Torque Specifications Inlet 354 in lbs 30 ft lbs Discharge 221 in Ibs 19 ft lbs AR1560590 Nut holder for adjusting Gymatic Unloader M30 9003947 6 08 M30 SERVICE INFORMATION Troubleshooting Pressure Washer Pump roubleshooting Symptom Oil leak between crankcase and pump ing section Frequent or prema ture failure of the packing Pump runs but pro duces no flow Pump fails to prime Pump looses prime chattering noise pressure fluctuates Low pressure at nozzle Pressure gauge fluc tuates Low pressure Possible Cause s Worn rod oil seals 1 Cracked damaged or worn 1 plunger 2 Overpressure to inlet 2 manifold 3 Material in the fluidbeing 3 pumped 4 Excessive pressure and or temperature of fluid being pumped
29. 1 IINNOO LINNO VNINH 1 INNOO 1 INNOO ONIHIM Nvd ISNA weI FT RH N N Hee En LL AES OI 40 13995 2 JHL WOH4 GSMSIA SV GSNNILNOD MAILA TANYd AV I3H 35n4 2 El Emi Eis e EN Leg 5 m c 5 5 r de ae N NNOD To EE M30 9003947 6 08 ee ie Electrical Troubleshooting 53 5 53 E 1437 JHL 4 db EiNNoo 4 2 teks SRI DINI ONIGVOT SL 0251 agp 2 vez Ex x SV Av 38 354 P 2 uuum d aj 2 ZTNNOO E ER LINNOD FER SEN Eee ms i i E eh 131005 m w 2 1 1 n N a HEN
30. 1 VITE NIdjGI 3HIM AYLNAS VOSOT NId M30 9003947 6 08 64 8 2 CONNECTS TO ENGINE 8 a crete ets TO ENGINE NU NU NU NU NU NU NU NU 2 FEMALE PINS NERS BIA 388 3BC 77 778 5 R PIN L K J CONNECTS TO MAIN HARNESS wT 380 77 77C NU w zc NO w w 7 H 4 F s 1 DETAIL E DETAIL DETAIL G GOVERNOR LJ DETAIL H CONTROLLER s T EC B oP ER Q NU n NU NU NU NU NU NU gt LMNP 2 D D s DETAIL C 9 NU NU WU NU NU NU 2 P DETAIL J GLOW PLUG LAMP DETAIL E DETAIL DETAIL 6 DETAIL K DETAIL L CONT INUED Low B c RS KEY SWITCH 2 H DETAIL C 05 KEY SWITCH 6 PIN 18
31. 18917 TIVI 1331 d o x SSANYVH YaddOH 5 5 1V zoe 18789 k 8 VHO VEE g 8 2 8 8 19917 NOH 3XVH8 p NH d d3A 8HvC VESNNOO 5 a 2 ML ASHANA EM NV 74902 lt 5 9 2 LL H 1 1H9L10v3H T3A7VvZ z d wW dYX vvevz T Sew HOLIMS H H 1H9130V3H WIG ET ui dv2 4 A E I lbZ0I SS3NHVH 1 5 lt lt 1H911 T WIG7ET rae gt E m NHg ZdS2z gt NH8 dSZ ASNNOD vNNOD d ADi VON ENA P 31v201 ku Wa 3 19 kaq vHO 28EE gt 035010 O N 8 8 To TH91 1 NOH 34VBH po NHg VHz2 o gyNNOO lt NHg vee P 13A7398r lt HOLIMS 5 3SH3AEH T NV175802 NVI VHOZ PN NVI OZ VSNNO2S M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Electrical Schematic 3 of 8 DIGITAL GND 131 DIGITAL GND 131
32. 2 lt 5 W 4079 Vj lt H Main Brush Brush sg Motor Cylinder N g Y OCG M30 9003947 6 08 Lift Oylinder 119 M30 SERVICE INFORMATION Hydraulic Troubleshooting 120 Squeegee Lift Hydraulic Hose Diagram Scrub Valve Rear Squeegee Lift Cylinder Right Side or CP Squeegee Lift Cylinder 4 Z 4 S E j Left Side e S9 Squeegee Lift Cylinder M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Hydraulic Cooler amp Tubes Hose Diagram M30 9003947 6 08 Hydraulic Troubleshooting M30 SERVICE INFORMATION Side Brush Hydraulic Hose Diagram Reservoir H Side Brush Lift cylinder Side Brush Side Brush Motor Pivot cylinder 122 M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Pressure Washer Motor Hydraulic Hose Diagram Fan Motor Sweep GC P With Side Brush With Out Side Brush M30 9003947 6 08 123 Home Find M30 SERVICE INFORMATION Hydraulic Troubleshooting Operating Matrix sow Z Bun
33. 443 is J b a As 06 7 7105 lisva AV dIVLI3O 3015 aas H o 5 is BE 31V 10H V1 gt 5 2 lt to 3015 1705 vzz eez HILINS 3 vug ES M30 9003947 6 08 M30 SERVICE INFORMATION Main Wire Harness Diagram 7 of 7 all 82 viz 12 i asna rm 92 20 12 52 5 vz dr EZ 21 Sna vazi 821 22 y 12 11 3504 18 Pl 61 Sna 992 9 92 81 grO vy LI 8 nd HLI vs SI WH dOl NOLLISOd VH wol10H NOT End EINNOO END VNINH 1 EINNOO ens rol m VSO S El 7 send ast vg 9 ISN 0 9 del ol 9 6 S 3504 N N X 8 N N X L asna a vsz 9 HI 5 5504 221 91 2 3sna 58 2 1 1 3504 Ee dOl ONIGVOT NOLLISOd WOLLOB ONIQVO Mori Tog E VNIMH
34. F4 PINK DK GREEN 16 PINK DK GREEN 18 15A F1 IGNITION PINK TAN 18 PINK 18 VSW PINK DK GREEN 16 6 71 WHITE LT BLUE 18 85 F3 PINKZDK ae 18 PINK DK GREEN 16 RED LT BLUE 16 MAXI FUSE S RED TAN 18 86 TOA 87 POWERRELAY Seca EPR O RED 16 RED 16 N AN ALTERNATOR EPR CONNECTOR BATT BLUE WHITE 18 1 WHITE 18 2 TERM RED 16 A PINK 1 CAN BLUE PINK 18 2 CAN ALTERNATOR 2115 uNusED BLACK 16 6 GROUND RED LT BLUE 16 7 8 UNUSED M30 9003947 6 08 Home Find BLACK 10 GROUND ALTERNATOR 55 M30 SERVICE INFORMATION Main Wire Harness Diagram 1 of 7 Electrical Troubleshooting aanniinoo dna 9 1 350H m N3aQHv9 E LNO3 9 11 9 SNI ATOA38 1H35NI SSINYVH W9V V i rd quee VSL dep INNOO NNO NOi
35. Hb qn 1388 1386 1 1380 c DIODE 3 5 c W MIO iL 138 138H HII LE e DETAIL K 5 55A 55 778 67 85 M REFERENCE 2 RELAY RELAY RELAY DIODE 3 DIODE 5 ONLY 86 MIO am 56 START TIMER FUEL PUMP 1380 13BCI 77A 6 9 M30 SERVICE INFORMATION 2 e e e e gt M30 SERVICE INFORMATION Diesel Engine Wire Harness Diagram 2 of 2 Electrical Troubleshooting ENGINE MAGNETIC SPEED PICK UP DETAIL L CONT INUED GOVERNOR THROTTLE ACTUATOR ENGINE GROUND 138K 13BE 1380 STARTER SOLENOID B3 COIL GLOW A ALTERNATOR B EXCITE ALTERNATOR 42c GLOW PLUGS M30 9003947 6 08 PE m 66 M30 SERVICE INFORMATION FaST Wire Harness Diagram Electrical Troubleshooting wiRE ID PIN WIRE ID PIN 17 1 79 CONNIG GROUND TO MAIN HARNESS CONNIB FoST HIGH FLOW
36. Loa SS a aan 1 OIL OIL FILTER 3 PSI 20 7 kPa M30 9003947 6 08 135 Hydraulic Troubleshooting M30 SERVICE INFORMATION Pressure Washer ON Engine speed High PPS Pressure Flow Line 4 UN PE Gray items _ MAIN VALVE MANIFOLD i Suction Line H energized it ae Return or Low Pressure Line td LSS SS SS Active Pilot Port Line TRUE o r activated A RV1 Inactive Pilot Port Line Case Drain Line T2 i 2500 PSI 1724 BAR ma xL PRESSURE WASHER MOTOR SIDE BRUSH MANIFOLD SCRUB FAN MOTOR 1800 PSI SWEEP SIDE BRUSH MOTOR MOTOR M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Hopper Lift Engine speed High wasa Pressure Flow Line See ps Ne MAIN VALVE MANIFOLD 1 I Return or Low Pressure Line items are Active Pilot Port Line I PF energized Inactive Pilot Port Line 1 or activated Case Drain Line i SV7 1 LOJ N 1 I I G5 2500 PSI 1 172 4 I ORIFICE 0 040 in 1 0 mm 1100 PSI 75 8 BAR ORIFICES HOPPER LIFT 0 031 in 0 028 in ACTUATORS 0 79 mm 0 71 mm OIL OIL FILTER COQLER St 35 PSI 2 4 BAR Home Find To
37. Scrub Head Actuator Bd 2500 PSI 72 4 ORIFICE 0 040 in 73 5 1 109 3 psi 7 5 bar 2 38 56 psi 2 6 3 8 bar 2 G1 SCRUB HEAD ACTUATOR NOTE SPRING ASSIST 5 NY QNNNNN UA y T 4 The Brush Pressure LEDs ON Gi are the Touch Panel LED indicators Brush down pressure OIL OIL FILTER COOLER 1 35 PSI 2 4 BAR 126 M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Scrub Sweep Head Lift Engine speed High Pressure Flow Line Peu cron Pressure Line 77777 Gray items are SSSSSS SS Active Pilot Port Line F MAIN VALVE MANIFOLD energized Inactive Pilot Port Line i activated Case Drain Line SV7 2500 PSI 172 4 Scrub Head Actuator ORIFICE 0 040 in 1 0 mm SCRUB HEAD ACTUATOR NOTE SPRING ASSIST OIL OIL FILTER M30 9003947 6 08 127 Hydraulic Troubleshooting M30 SERVICE INFORMATION Squeegees Lower Engine speed High esl Pressure Flow Line Suction Line I 1 Return or Low Pressure Line 1d Gray items are Active Pilot Port Line F MAIN VALVE MANIFOLD 2 energized Inactive Pilot Port Line m activated Case Drain Line SV7 l
38. Spark plug gap Valve clearance cold Engine lubricating oil with filter 1 mm 0 035 in No Adjustment 3 5 L 3 7 qt 5W30 OHC Engine SAE SG SH Engine Kubota V1505 B Piston Diesel 4 Natural 4 78 mm 78 4 mm 3 07 in 3 08 in Displacement Net power governed 1500 cc 91 4 cu in 25 4 kw 34 hp 2800 rpm 27 2 kw 44 2 hp 3000 rpm Cooling system Electrical system Diesel Water ethylene glycol 12 V nominal Fuel tank 42 L 11 2 gal antifreeze Total 7 5 L 2 gal 37 A alternator Radiator 3 8 L 1 gal Idle speed no load Fast governed speed under Engine lubricating oil load without filter 1350 50 rpm 2800 50 rpm 6 L 6 35 qt Diesel rated engine oil above CD grade only BRAKING SYSTEM Type Operation Service brakes Mechanical drum brakes 2 one per rear wheel cable actuated Parking brake Utilize service brakes cable actuated TIRES Front 1 150 mm x 460 mm 6 in x 18 in Rear 2 127 mm x 460 mm 5 in x 18 in M30 9003947 6 08 General Machine Information M30 SERVICE INFORMATION FaST SYSTEM Item Measure Solution pump 12 Volt DC 11A 0 7 GPM amp 1 4 GPM flow 2 speed 75 psi high pressure shutdown Low solution flow rate 2 7 LPM 0 7 GPM High solution flow rate 5 4 LPM 1 4 GPM Low concentrate flow rate 2 6 CC Minute 0 085 Liquid Ounces Minute High concentrate flow rate 5 2 CC Minute 0 17 Liquid Ounces Min
39. i 39 missi Figure 40 Figure 41 M30 SERVICE INFORMATION Pressure Washer Pump Pump Service continued Service Pumps continued Oil Change 4 Install the small cop 4 per washer on top amp of the plunger and place a small quantity WE of thread sealant in the thread Install the plunger nut and tighten to the required torque See Figure 42 amp 43 See parts breakdown Change oil after first 50 hours of use Then every 500 hours Refer to parts breakdown for oil type Pump head to drive end Figure 43 Installation 1 Turn the crankshaft to align the plungers as shown See Figure 44 2 Place the head evenly onto the plungers and push it until it makes contact with the drive end of the pump See Figure 45 3 Torque the head bolt as shown in the tightening sequence diagram See Figure 46 amp 47 See parts break down Figure 46 Figure 47 M30903940 0 __ 455 Home ES PW Pressure Washer Pump M30 SERVICE INFORMATION Adjusting Unloader Valve Instructions for Adjusting Gymatic Unloader Valves Please follow these easy steps to adjust the pressure Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 156 Remove black cap pos 1 from knob Loosen bolt pos 2 with 6mm hex wrench Loosen nut pos 3 to top of pos 2 bolt Turn the black knob pos 4 clockwise until it stops
40. NH9 83 amp lt gt gt nd d 1 105 Savarese 3 HOLIMS dnSS Bd 1sva lt N j SS3NHVH 1594 1 A 5 p 5 5 gt n NI M 10 a lt 51 H o 5 i H E M30 9003947 6 08 Electrical Troubleshooting M30 SERVICE INFORMATION Gas Engine Harness Electrical Schematic 1 of 2 GCP 90 WAY CONNECTOR FCI LT GREEN RED 1 GASOLINE SENSOR INTERFACE WHITE LT GREEN 1 DK GREEN ORANGE 18 DK GREEN WHITE 18 EGO 1 EGO 2 EGO 3 EGO 4 TPS 1 TPS 2 PURPLE LT BLUE 18 MAP AUX ANA PD1 FPP1 FPP2 IVS AUX PD2 AUX ANA CAN TERM CAN1 CAN1 WHITE QRANGE 1 14 BLUE PINK 18 15 BLUE WHITE 18 CAN2 TERM SV EXT 1 SV RTN CRANK LT GREEN RED 18 20 BLK LT GREEN 18 I OIL PRESSURE SENSOR LL LT BLUE 18 D YELLOW 18 YELLOW RED 18 SPK COIL 1A SPK COIL 1B SPK COIL SPK COIL 28 SPK COIL SPK COIL 38 SPK COIL 4A SPK COIL 48 eB e Y TAN WHITE 18 ECT EGT 4 AUX Dc 1 AUX 2 NARI Aux DG 2 TAN BLACK 1H VSW PINK TAN 18 DK BLUE YELLOW 18 YELLOW DK BLUE 18 LT GREEN WHITE 18 LT GREEN PURPLE 18 L
41. OPEN HORN OFF CLOSED HORN ON Wiring Color Codes Unless otherwise marked of Wire Number Pink Brown 2 Be cautious when working near Control Board Battery voltage is always present even with Key 1 3 ec aa Sr kasa usata assia 5 Pin P2 3 supplies power to the on board clock only Gi Disconnecting battery removing Fuse 10 or removing connector o lt s 2 c NE IN NE a 7 P2 from Control Board will require the clock to be reset 8 72 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Key ON Power Distribution Conditions Key on engine off 12 VDC 1 RED 13 BLK ALTERNATOR 1 RED e GREEN JUMPER WIRE 30 LL sj 2 e i Circuit Diesel gt lt 13 BLK Touch Panel Control Board 13 BLK PIN SHUTDOWN RELAY CONTACTS 13 BLK M6C Normally CLOSED To Engine Harness Connector Pin P1 A To LP1 Alternator Lamp amp Parking Brake Lamp 1 RED TO FUSES 7 amp 8 Wiring Color Codes Unless otherwise marked d E ES 1 RED Lo 557 27 Ls pee im s ow Ls we M30 9003947 6 08 13 BLK 73 Home Find Electrical Troubleshooting M30 SE
42. SET WATER LEVEL is displayed 3 Press 0 1 button to enter mode READY is displayed on screen 4 Press button shown below to select the desired water delivery level 0 1 HEAVY WATER 2 3 NORMAL WATER 4 5 ECONOMY WATER The selected level is displayed on screen 1 Enter Configuration Mode 2 Press 2 3 button until SIDE_BRUSH __ is displayed 3 Press 0 1 button to observe SIDE_SWEEP amp SCRUB or SIDE SWEEP ONLY 4 Press 1 STEP Scrub button to toggle between modes This is a set up mode that enables the ES system and disables the FaST system This allows the setting of the contrast of the LCD screen display Allows for the adjustment of the Detergent level flow There are four selections HEAVY NORMAL LIGHT and OFF NOTE NORMAL means factory default detergent delivery level Allows for the adjustment of the Water flow There are three selections HEAVY NORMAL and ECONOMY NOTE NORMAL means factory default water delivery level This mode allows the machine to be set up as a Side Sweep ONLY machine OR Side Sweep AND Side Scrub machine Note There will be NO solution delivery to Side Brush when in Scrub mode if SIDE SWEEP ONLY is selected M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Diagnostic Modes To enter the Configuration mode 1 Press 4 5 and Side Brush button
43. SOH a net Q30NI LNOO HV 298v Y QANNILNOD AV TIVL30 uv 1 Y S11VL30 STIV130 9v g i LN03 4v 11 130 g Cop 3 Q30NI LNOO AV VL ES LV IV1 RO N 330 E 230010 MALAN 335 39N3003S SNIGVO HIA ASSY TANVd AV 1395 3514 2 e e e e gt M30 SERVICE INFORMATION Main Wire Harness Diagram 5 of 7 Electrical Troubleshooting OOOE 9 N3IA N N os OE 92 N N H n N 8 vv 3NI9N3 3 or L 929 TV Hn5S dd 110 Hsnug a 19911 3NI9N3 est a3NN1 LNO Mu Mv co M30 9003947 6 08 Find Go To
44. 000 AH 212 0 61 419 veZ 1 pi as ud 00 2 62042 19 o4on dung 013 35073 amp 93d JeddoH 112 2 0 119 ss PIAS 820 0 D x 65 154 0811 1 20 0 an 1 44 213 2070 gt q d L Loa 0 N 5 v4 mS H gt 0011 9 41uq Bui Jse45 H1 501 0311 SAS EAS Sup SJnSSSJdJ ULON 115 H o 5 is BE M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Schematic 2 of 2 Hydraulic Troubleshooting 110 41OAuasay due 383113 ssodfiq isd 5 483114 4a 009 led oO 8 8J 415 6 8 241 1 1 QnJoS eunsseug a 2 lt lt o 7 154 52 Q dnog 219 62170 2eu3 uoJ 91 55 0 ZE O 0042 uir isd OOBI dung lt lt lt lt 1 N EL 145 1 1 898
45. 41 SHUTDOWN P1 Schematics CLOSED NORMAL OPERATION ENGINE HARNESS AUX 2 RELAY CONNECTOR DA SHUTDOWN RELAY Touch Panel Wiring Color Codes 5 FUSE 7 conet Beard Unless otherwise marked dE of Wire Number 15 AMP Tan 3 Orange ss apes ecd ere The Shutdown system is used to turn OFF the STOW Gi engine under certain conditions on machines i with certain optional equipment NK 7 Mobi cupa Vcn 8 Gray When control board turns ON 2 the engine ECM loses power and 9 White 1 PIN P2 18 engine shuts OFF 94 M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Shutdown Relay Normal Machine Operation Diesel 12 VDC 13 BLK 1 RED pis PLLLLLLLLLLLI K 200 mA e ii L 19 acc 4 4 4 13 BLK KEY SWITCH 15 AMP RUN 4 TO FUSES 9 amp 12 AUXILIARY 2 13 BLK eeeeee AUX 1 RELAY M1B CONTACTS FUSES I I 5 amp 6 AUXILIARY 3 13 BLK 8 op eAUX RELAY M8B CONTACTS FUSES 13 8 14 TO FUEL PUMP RELAY M10 START TIMER RELAY M9 amp GOVERNOR CONTROLLEB A OPEN MACHINE P1 J2 SHUTDOWN M2B lciosep NORMAL 2 AUX 2 RELAY SHUTDOWN REL
46. 48 Electrical Troubleshooting M30 SERVICE INFORMATION Electrical Schematic 6 of 8 7140 dW d 312203 AVHdS saver OX X 18 E1 gt AWW 082 d N HOLO3NNOO 0111504 PRESSURE WASHER SPRAY NOZZLE NT T3A NOvS gt V 01 3A 89vS 99 T 1 lt NHaZV926 X Hnd 39OLi VIZN 1ZZON AVHdS gt p XT8 89ET 7 T TAVIS HOLIMS SSJNHVH 37220 B 11770 AVHdS VNOI LdO gy m m B m AWW 082 d W HOLO3NNOO 0111504 gt y P qasn 10N 1705 a A gt Z OSIdN 3ATVA 010 3105 B ea z 035079 ALdW3 NOILNT0S s sals Loy Ds C gt XS N HOLIMS 1140 H3HSVM H SS Hg H3HSVM Hr1SS dd 121 49 H o 5 is BE M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Schematic 7 of 8 Electrical Troubleshooting
47. ALTERNATOR 15A FUEL PUMP Backi M30 9003947 6 08 GROUND 53 Electrical Troubleshooting M30 SERVICE INFORMATION LPG Engine Harness Electrical Schematic 1 of 2 2 GCP 90 WAY CONNECTOR WHTE RED 18 A 53 1 DK GREEN ORANGE 18 TWR EGO d 2 DK GREEN WHITE 18 BLACK LT GREEN 18 B WHITE BLACK 18 Eco 3 3 PINK TAN 18 4 PURPLE LT BLUE 18 LOCKOFF __3 1831 6 TBUUEZDK BLUE 18 i 7 LT GREEN 18 72 B TAN DK GREEN 18 H H 8 AUX gii 9 DK BLUE ORANGE 18 9 2 IVS 18 PURPLE YELLOW 18 12 AUX 2 11 4 AUX 13 WHITI pe CANTERA 14 BLUE PINK 18 15 BLUE WHITE 18 CAN2 2 CANA TE 19 LT GREEN RED 18 LETI 20 BLK LT GREEN 18 7 22 WHITE PURPLE 18 CRANK lt gt 22 25 FLS 25 RED WHITE 18 25 SPEED lt gt 26 RED BLACK 18 26 knock lt 27 KNOCK 25 KNOCK gt OIL PRESSURE SENSOR SPK COL 1A L 18 cy 32 YELLOW RE
48. Ambient ISO Capacity number temperature Grade 1057710 above 7 45 F 100 3 8 L 1 gal 1057711 above 7 C 45 F 100 19 L 5 gal 1057707 below 7 45 F 32 3 8 L 1 gal 1057708 below 7 45 32 19 L 5 gal If using a locally available hydraulic fluid be sure the specifications match Tennant hydraulic fluid specifications Substitute fluids can cause premature failure of hydraulic components ATTENTION Hydraulic components depend on system hydraulic fluid for internal lubrication Malfunctions accelerated wear and damage will result if dirt or other contaminants enter the hydraulic system MAINTENANCE HYDRAULIC HOSES Check the hydraulic hoses after every 800 hours of operation for wear or damage FOR SAFETY When servicing machine use cardboard to locate leaking hydraulic fluid under pressure High pressure fluid escaping from a very small hole can almost be invisible and can cause serious injuries 00002 Consult a physician immediately if injury results from escaping hydraulic fluid Serious infection or reaction can occur if proper medical treatment is not given immediately Contact a mechanic or supervisor if a leak is discovered Maintenance 4 Repair 20 M30 SERVICE INFORMATION ENGINE COOLING SYSTEM FOR SAFETY When servicing machine avoid contact with hot engine coolant Check the coolant level in the reser
49. CONTACTS Hopper LIFT Conditions Key on engine running hopper lift switch activated BATTERY NEGATIVE Touch Panel Control Board ENABLE VALVE HOPPER POSITION FUSE6 15 PIN P2 8 SWITCH 15 AMP 89 13 BLK SV 7 uum 5 6 UP CLOSED DOWN FUSE5 14 LIFT 60 HOPPER 15 AMP LIFT LOWER SV 14 SWITCH gt BATTERY D 2 35 1 POSITIVE bi v FROM 1 RED RELAY 2 5 5 eOFF 13 BLK 36 A 2 it 1 FUSE8 17 LOWER 53 2 amp 4 CLOSED LIFT 15 2 amp 1 CLOSED LOWER SV 13 Wiring Color Codes Unless otherwise marked s Gray wt Activating the Hopper Lift Lower Switch will Gi cancel the sweep or scrub systems and automatically selects HIGH engine speed Doc s M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Hopper LOWER Conditions Key on engine running hopper lower switch activated BATTERY BATTERY POSITIVE NEGATIVE FROM AUX 1 Touch Panel Control Board BELAY 5 HOPPER gt ENABLE e POSITION 15 VALVE amp e SWITCH lt SV 7 89 BWi3 BLK HOPPER 5 6 14 LIFT 60 OPEN UP CLOSED DOWN SV 14 D 2 HOPPER lt BATTERY LIFT LOWER lt
50. Check for fuel oil and liquid leaks Keep sparks and open flame away from refueling area Make sure all safety devices are in place and operate properly Check brakes and steering for proper operation Adjust seat and fasten seat belt When starting machine Keep foot on brake and directional pedal in neutral When using machine Do not pick up burning or smoking debris such as cigarettes matches or hot ashes Use brakes to stop machine Go slow on inclines and slippery surfaces Use care when reversing machine Move machine with care when hopper is raised Make sure adequate clearance is available before raising hopper Do not carry passengers on machine Always follow safety and traffic rules Report machine damage or faulty operation immediately Follow mixing and handling instructions on chemical containers vii Safety Precautions 5 Before leaving servicing machine Stop on level surface Set parking brake Turn off machine and remove key 6 When servicing machine Avoid moving parts Do not wear loose jackets shirts or sleeves Block machine tires before jacking machine up Jack machine up at designated locations only Support machine with jack stands Use hoist or jack that will support the weight of the machine Wear eye and ear protection when using pressurized air or water Disconnect battery connections before working on machine Avoi
51. DIAGRAM 1 OF 7 56 HOPPER HARNESS DIAGRAM 63 HOPPER COVER HARNESS DIAGRAM 64 DIESEL ENGINE WIRE HARNESS DIAGRAM 1 OF 2 65 FAST WIRE HARNESS DIAGRAM 67 ELECTRICAL SYMBOLS 8 ABBREVIATIONS 68 TOUGH PANEL DETAIL 69 TOUCH 1 70 KEY SWITCH sho as RC dee ed 71 KEY OFF POWER DISTRIBUTION 72 KEY ON POWER DISTRIBUTION 73 MAIN BRUSHES 74 SIDE BRUSH us s 75 SCRUB VACUUM FAN 4 SQUEEGEES DOWN 76 SWEEP VACUUM FAN ON 77 HOPPEFR EIE T duit cute rire tem dte oe tian eee PR d 78 HOPPER LOWER s miaii er hice rein 79 HOPPER DOOR OPEN 80 M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Table of Contents 5 2555545525 5545 GR e DC RT UNTER CUN AA Rd cont d HOPPER DOOR CLOSE 81 SHAKER MOTOR ON 82 FORWARD PROPEL 83 REVERSE PROPEL 84 HYDRAULIC OIL TEMPERATURE amp FILTER CLOGGED SENSORS 85 SOLUTION amp RECOVERY TANK LEVEL S
52. Line Suction Line po RE UNE MAIN VALVE MANIFOLD Return or Low Pressure Line Active Pilot Port Line I Inactive Pilot Port Line ORIFICE 0 055 in 1 4 mm Home Find B Go To Side Brush Lift Engine speed High 2500 PSI 172 4 BAR M30 SERVICE INFORMATION or activated I Gray items are Gi energized I i i I 1 SIDE LIFT ACTUATOR OIL COOLER M30 SERVICE INFORMATION Hydraulic Troubleshooting Side Brush Extend Engine speed High Suction Line MAIN VALVE MANIFOLD Pressure Flow Line Return or Low Pressure Line I Gray items are Active Pilot Port Line SV7 i Gi energized Inactive Pilot Port Line or activated Case Drain Line 1 LOJ aus T2 OR3 0 140 in E 3 55 mm i 2500 PSI 1 al 172 4 BAR ORIFICE AH 0 055 in 1 4 7 4 ci OR3 SIDE BRUSH MANIFOLD G7 0 040 in iis 6 1 0 mm SIDE BRUSH BAI 2 2 EXTEND ACTUATOR OIL OIL FILTER COOLER 35 PSI 2 4 i Home Find Go To Hydraulic Troubleshooting M30 SERVICE INFORMATION Side Brush Retract Engine speed High Me Pressure Flow Lin
53. White High Flow is selected Gi One or two Solution LED s i lit selects Low FaST output Low FaST Low FaST High FaST M30 SERVICE INFORMATION Electrical Troubleshooting FaST System ON High Flow Conditions Key on scrubbing system on side brush on forward or reverse propel three solution LED s lit 79 79 FaST High Flow Valve is Gi ON only when all3 Solution LED s are lit Touch Panel n Control Board BATTERY POSITIVE FROM AUX 2 RELAY CONTACTS FaST HIGH FLOW VALVE 79 FaST SIDE BRUSH VALVE 1 85 RELAY NEGATIVE FaST WATER 13 BLK Wiring Color Cod Mises Sinn ok FaST Water Pump has two speeds Low Flow amp High Flow When there is no input to the pump on Wire 79 White open Low Flow is selected When Tan Battery Negative is input to the pump on Wire 79 White High Flow is selected 8 Gray LowFasT LowFaST High FaST 9 White Gi One or two Solution LED s lit selects Low FaST output M3
54. ZL H3LVA GNUOS NIVM 118 891 O 5 ids S39V170A 178170 HOSNSS omw Nd 16 ve a 2NdZ17 aa S 778 TB 991 92191050 035019 lt a z q HOLIAS LV3S MES T VN 5 5 NV170Z Yu same lt 171973971 iL TT D PALLIV 035019 lt lt K lt lt sunm 5 q 30010 a VEN x suns THN769 JURE EET T gt 171973971 NOI vad Q NMOOLNHS 4022 lt OQAB O gt 97 ANV AH9 BL ww units X89789 wooo gt 18 291 HOSN3S dW3L CAH 51 45 x s or id 1 1 e ia NH9 V 0399070 035070 0 N _ E E 831713 UBAVHS 0300070 a m AHO Bp 44 mes Wnd z9 m ma amv ua e D maxa iia SS3NHVH H3ddOH 81 5 0399070 035070 ON aa NVY1Z06 ST NHO 858 FREUD UM CHE A gt 18 91 H31114 GAH 0399073 1 705 _ 11 5 TI 2 1 035010 O N m lt lt y 3 d X Ig EI 1 9 n AHO BET 105 H21V1 M18 x91 NH9 5 TINS 2 1 NV1 93H 6 105 gyiNNoO 4 350 91 5 8 x e n z M30 SERVICE INFORMATION Electrical Troubleshooting Electrical Schematic 5 of 8 GROUND
55. blade 3 If the deflection is not the same over the full length of the blade turn the squeegee levelling nut to make adjustments 4 Pull the squeegee out from the side brush assembly DO NOT disconnect the suction hose from the squeegee frame when leveling squeegee 5 Slide the new squeegee into the side brush assembly 6 Reinstall the squeegee retainer and clevis pin 4 Turn the squeegee leveling nut counter 7 Close the squeegee bumper and reinsert the pin clockwise to decrease the deflection at the ends of the squeegee blade Turn the squeegee leveling nut clockwise to increase the deflection at the ends of the squeegee blade 5 Drive the machine forward with the squeegee down to recheck the squeegee blade deflection if adjustments were made 6 Readjust the squeegee blade deflection if necessary 36 M30 9003947 6 08 M30 SERVICE INFORMATION ADJUSTING THE REAR SQUEEGEE BLADE 3 DEFLECTION Deflection is the amount of curl the overall squeegee blade has when the machine moves forward The best deflection is when the squeegee wipes the floor dry with a minimal amount of deflection NOTE Make sure the squeegee is level before adjusting the deflection See LEVELING THE REAR SQUEEGEE 1 Lower the squeegee and drive the machine forward a few meters feet FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Look at the
56. followed for safe operation of equipment Do not use the machine other than described in this Operator Manual The machine is not designed for use on public roads The following information signals potentially dangerous conditions to the operator or equipment WARNING Flammable materials can cause an explosion or fire Do not use flammable materials in tank WARNING Flammable materials or reactive metals can cause an explosion or fire Do not pickup A WARNING Moving belt and fan Keep away WARNING Engine emits toxic gases Serious injury or death can result Provide adequate ventilation WARNING Raised hopper may fall Engage hopper support pin WARNING Lift arm pinch point Stay clear of hopper lift arms WARNING Burn hazard Hot surface Do NOT touch CAUTION LPG engine will run for a few seconds after key is turned off Apply parking brake before leaving machine M30 9003947 6 08 Home Find 1 CALIFORNIA PROPOSITION 65 WARNING Engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm FOR SAFETY Do not operate machine Unless trained and authorized Unless operator manual is read and understood If it is not in proper operating condition In flammable or explosive areas In areas with possible falling objects unless equipped with overhead guard Before starting machine
57. life at Tennant Manual No Rev No Publish Date Page Machine Report Error Suggestion Name Date Customer Number Company Address City State Zip Code PRESE 2766 NIN SIIOdBSUUIW Od SAU SBI YHON LOZ GL 439 ANVdINOO LNVNN3 L SS HQQV A8 39 150 NW SITOdV NNIW v6 ON LI NH3d TIVW SSV19 15914 IVA Aldad SSANISNE S 1VS ALINN AHL NI Q3 lI VN al HVSS O N 3SV1SOd ON soul p nop
58. machine operation 40 M30 SERVICE INFORMATION TRANSPORTING THE MACHINE 1 Raise the squeegee scrub head and brushes If necessary raise the hopper for additional ramp clearance NOTE Empty the hopper the recovery tank and the solution tank before transporting 2 Position the rear of the machine at the loading edge of the truck or trailer If the loading surface is not horizontal or is higher than 380 mm 15 in from the ground use a winch to load machine If the loading surface is horizontal and 380 mm 15 in or less from the ground the machine may be driven onto the truck or trailer FOR SAFETY When loading machine onto truck or trailer use winch Do not drive the machine onto the truck or trailer unless the loading surface is horizontal AND is 380 mm 15 in or less from the ground 4 To winch the machine onto the truck or trailer attach the winching chains to the holes in the rear jacking brackets behind the rear tires M30 9003947 6 08 M30 SERVICE INFORMATION 5 Position the machine as close to the front of the trailer or truck as possible 6 Setthe parking brake and place a block behind each wheel to prevent the machine from rolling 7 Lower the scrub head 8 Connect the tie down straps to the holes in the right and left lower corners in front of the machine and the holes in the rear jacking brackets behind the rear tires M30 9003947 6 08 M
59. open the associated LED is turned Input Mode READY is displayed off Each input bold has an associated LED as on screen described below This mode is used to test input sensors and circuitry One Step Scrub LED Clogged Hydraulic Filter Shaker LED Clogged Shaker Filter High Engine Speed LED Forward Squeegee Scrub Vacuum Fan LED High Engine Temp M30 9003947 6 08 Home Find Electrical Troubleshooting M30 SERVICE INFORMATION 1 PI U Cl U U U UR U 17525252576 S M30 SERVICE INFORMATION Hydraulic Troubleshooting HYDRAULIC Troubleshooting Information BEFORE CONDUCTING TESTS Read and Follow ALL Safety Warnings and Precautions as mentioned at the beginning of this manual Engine amp Hydraulic Oil Must Be At Normal Operating Temperatures after Running Machine and Hydraulics a Minimum of 5 Minutes Examine Machine For Any Linkage Binding or Mechanical Problems DURING TESTS Call Technical Services if Diagnostic Time Exceeds One Hour With Unknown Cause or Course of Action Maintain Normal Main Brush Pressure as Listed in Operator s Manual NOTE Troubleshooting charts may be shown with optional equipment The optional equipment may not be specified in these charts Some machines may not be equipped with all components shown 1 o Tr Hydraulic Troubleshooting Hydraulic Pump Flow Ra
60. side toward the Figure 23 drive end of the pump Figure 22 Figure 29 Place the seal into the gland at an angle with your finger push the retainer O ring with exposed side of the the mechanics pick See seal towards the center Figure 30 Figure 25 Figure 24 and work the seal See Assembly P Figure 29 30 amp 31 into position After the seal 1 Install the plastic is in the gland you can head ring into the J x work it into it proper head the flat side is D prop position on the bottom See Figure 26 2 Install the high pressure seal Place the seal 50 the open H 1 Install the retainer O ring Figure 3 See Figure 32 Figure 25 4 the head ring You w need to place the Figure 26 Figure M30903940 08 __ 1 Home ES PW 154 4 M30 9003947 6 08 22 ue i Pressure Washer Pump M30 SERVICE INFORMATION Pump Service continued Service Pumps continued 3 5 Squarely seat the retainer into the head and push with even pressure until it snaps into position See Figure Figure 33 33 Servicing the Plungers 5 If the plungers not damaged they do not need any servicing Tools required 16mm socket ratchet mechanics pick taper blade gasket scraper thread sealant and torque wrench NOTE Be very careful when working with the plungers they are made from ceramic which is brittle and can be dama
61. so a z prs 5 a CH 6 AS TAY 41 8 I O uoj d ms isd 0052 an s epis M30 9003947 6 08 9 Tad F 1 5 zr k 1411 89 O 5 uda OOb isd oor seyusnug uron LIAS IHd x OTAS C3 3 92 550 0 i u PP 6 EIS 4 W 4J h anuos epis MH3H13901 0311 11 45 BAS usnug 116 M30 SERVICE INFORMATION Hydraulic Troubleshooting Steering amp Propel Hydraulic Hose Diagram Reservoir Steering Valve Cylinder T Hydraulic Troubleshooting M30 SERVICE INFORMATION Pump amp Vacuum Fan Hydraulic Hose Diagram Reservoir Vac Fan Motor Sweep 118 M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Hydraulic Troubleshooting Brush amp Hopper Hydraulic Hose Diagram RH Hopper Lift Cylinder Scrub Valve Hopper Dump Door Cylinder e ct Front 2 Qo gt e Y AQ p
62. 0 9003947 6 08 89 Electrical Troubleshooting M30 SERVICE INFORMATION Extended Scrub ES System Conditions Key on engine running scrubbing system on ES system on two or three solution LED s lit BATTERY POSITIVE BATTERY NEGATIVE FROM AUX 2 Touch Panel Control Board SOLUTION TANK EMPTY SWITCH 13 BLK CONTACTS DETERGENT PUMP OPEN EMPTY CLOSED NOT EMPTY SOLUTION TANK FULL SWITCH 13 BLK OPEN NOT FULL CLOSED FULL RECOVERY TANK FULL SWITCH 45 BLK UE ud cx Ve E EU DL UN Li I CMM CLE Lx ELI The Recovery Tank must be at least half full for ES Pump to turn ON This will begin a 30 second run cycle of the ES Pump If the Recovery Tank is still at OPEN NOT FULL least half full after the cycle another 30 CLOSED FULL second cycle will begin If a full Solution Tank is sensed the ES Pump will turn OFF before completing 30 second cycle RECOVERY TANK HALF FULL SWITCH 13 BLK Gi The Float Switches must be closed for 5 seconds before any output is affected OPEN LESS THAN HALF FULL We et Sl CLOSED HALF FULL OR MORE Wiring Color Codes The Detergent Pump is controlled by Unless otherwise marked AMON Der PWM A higher duty cycle more Solution i LED s lit on Touch En will result in Tan more detergent amp soluti
63. 4 inches of mercury 1 Foot of water 433 PSI 1 Foot of water 885 inches of mercury 1 Meter of water 3 28 feet of water Kilograms x 2 2 Lbs General Safety Information A WARNINGS Gasoline Drive Pumps The pump is designed to pump non flammable or non explosive fluids These pumps are intended to pump clean filtered water only Do not operate in or around an explosive environment Always wear safety glasses or goggles and appropriate clothing 148 Home Find Do not alter the pump from the manufacturers design lt Do not allow children to operate the pump lt Never point the high pressure discharge at a person any part of the body or animals Do not operate gasoline engines in a confined area always have adequate ventilation Do not exceed the pump specifications in speed or pressure M30 9003947 6 08 M30 SERVICE INFORMATION General Safety Information continued gt Maximum water temperature is au 140 F All positive displacement plunger pumps must have a safety relief valve installed on the discharge side of the pump this valve could be either an unloader or regulator and must be of adequate flow and pressure for the pump Adequate protective guards must cover all moving parts Perform routine maintenance on the pump and components Use only components that are rated for the flow and pressure of the pump this would include hose fittings safe
64. 5 Running pump dry 5 Pump is not primed Air is trapped inside pump 1 leak in suction hose or 1 inlet 2 Clogged suction strainer 2 1 Unloader valve is by pass ing 2 Incorrect or worn nozzle 3 Worn packing or valves 3 1 Valves worn or blocked by 1 foreign bodies 2 Packing worn 2 2 Beltslippage 2 Corrective Action Replace crankcase piston rod seals Replace plungers Reduce inlet pressure Install proper filtration on pump inlet plumbing Check pressures and fluid inlet temperature be sure they are within specified range Do not run pump without water Flood suction then restart pump Disconnect discharge hose from pump Flood suction hose restart pump and run pump until all air has been evacuated Remove suction line and inspect it for a loose liner or debris lodged in hose Avoid all unnec essary bends Do not kink hose Clean strainer Make sure unloader is adjusted property and by pass seat is not leaking Make sure nozzle is matched to the flow and pressure of the pump If the nozzle is worn replace Replace packing or valves Clean or replace valves Replace packing Replace with nozzle of proper size Tighten or replace with correct belt M30 9003947 6 08 157 Home Find PW Pressure Washer Pump M30 SERVICE INFORMATION Troubleshooting continued Troubleshooting cont Symptom Low pressure cont Pump runs extremely ro
65. 95 E M v DELL o Y TS NVET lt gt gt 10758 a a SES Awad E XnvA d ven SOLLVWSHOS Q d 5SV9 335 1 6 lan HL s lt N 89748 OL 5123 02 SS3NHVH 3NI9N3 2 xnvAAd ven q3u 4r 731 EET 739708 1 VIN 8 8 2 2 XWEI EN US NH8 Z LYVIS VN 3HIM H3dWn 038731 VI 2 LN Wd OSEI 44 LLI Electrical Troubleshooting LO NHOH 035070 O N 9 2 lt NH8 26 2 NUO VSe HOLIMS NYOH 52 NHOH AYTAY NHOH YET FX VHO VEZ M 3Sn4 ONnOH9 21115 gt gt Nde G01 MED 4 NN SSANHVH N Z waver E na vIZb s Und V LY pa K 22 NHG 2Z1 me Ww 099797 HrNNO0J HSNNOD J9NNOJ 2ZNN0J ZNN02 SNN0O 3SINN03 37 INNOD g N e 3sn4 SSSNHVH H3A00 H3ddOH SS3NHVH H3ddOH Electrical Schematic 2 of 8 M30 SERVICE INFORMATION 18917 SHO X 1g 1ET lt lt MJ TH lt VHO JEE SS3NHVH A H 1H91 9NINHVA g gt 1H9IT 9NINHVM lt ji 74 W Vd0 VGEE VHO EE 28 02 2 96
66. ATION SPECIFICATIONS GENERAL MACHINE DIMENSIONS CAPACITIES 54 m 1475 mm 5870 1500 mm 5971 1625 mm 1575 mm 62 n i625 mm 64 T Mambushdameerg EA Side brush dameter 4 535 mm 271 284 L 75 gallons 366 L 95 galons SL 7 5 296 650 ps 1525 mm 60 T 0517 1815 Kg 4000 bs 2449 Kg 5400 Terspor round dearanee 3 Operating Sound Level At Operatore sts BA GENERAL MACHINE PERFORMANCE 8 Kh HYDRAULIC SYSTEM System Capacity Fluid Type Hydraulic reservoir 38 L 10 gal TENNANT part no 65869 above 7 C 45 F Hydraulic total 45 L 12 gal TENNANT part no 65870 below 7 C 45 F STEERING Power source Front wheel hydraulic cylinder and Hydraulic accessory pump rotary valve controlled M30 9003947 6 08 Home Find M30 SERVICE INFORMATION General Machine Information POWER TYPE Cyinders GM 1 6 Piston Distributorless 4 Natural 4 79 mm 81 5 mm type spark 3 11 3 21 in Net power governed 1600 cc 98 cu in 41 kw 55 hp 2700 rpm 39 5 kw 53 hp 4000 rpm Cooling system Electrical system Gasoline 87 octane Water ethylene glycol 12 V nominal minimum unleaded antifreeze Fuel tank 42 L 11 2 gal LPG Total 7 5 L 2 gal 75 A alternator Fuel tank 15 kg 33 Ib Radiator 3 8 L 1 gal Idle speed no load Fast governed speed under load 1350 50 rpm 2700 50 rpm 1 3 4 2
67. AY Wiring Color Codes 5 FUSE 7 i Control Board Unless otherwise marked Ms of Wire Number 15 AMP 0 3 Orange pucr SS n S S S ee cT 3 Orange The Shutdown system is used to turn OFF the i engine under certain conditions on machines with certain optional equipment 1 When control board turns ON M6A 8 Gray 9 white I the fuel pump loses power and engine shuts OFF M30 9003947 6 08 95 Electrical Troubleshooting M30 SERVICE INFORMATION Shutdown Relay Shutdown Mode Gas LPG 12 VDC 4 RED 13 1 RED E c f o 1 50 17 I L 19 e ACC 4 4 FUSE 1 13 BLK KEY SWITCH 15 AMP RUN e AUX 1 RELAY M1B CONTACTS 1 RED M8B 2 m 4 TOFUSES 9 amp 12 UXILIARY 2 RELAY 13 BLK TO FUSES 586 AUXILIARY 3 13 BLK RELAY 2 CONTACTS 27 FUSES 13 amp 14 M FUSE 1 OF esas lt 5 I M6C Refer to the Engine MACHINE SHUTDOWN P1 Schematics M2B CLOSED NORMALT ENGINE HARNESS AUX 2 RELAY CONNECTOR pannel SHUTDOWN RELAY Touch Panel Wiring Color Codes Unless otherwise marked of Wire Number Brown Orange e Gray 9
68. D 18 SPK COIL 2A SPK COIL 2B 3 LT BLUE 18 D SPK COIL 3A 3 SPK COIL 38 SPK COIL 1 BLACK 12 SPK COL 39 YELLOW GRAY 18 BLACK 16 40 TAN WHITE 18 EIE 41 WHITE RED 18 44 AUX DIG 1 42 ES AE DIC d 43 TAN RED 18 51 ax oes 44 TAN BLACK 18 52 VSW 45 PINK TAN 18 45 AUX ANA PU1 46 DK BLUE YELLOW 18 46 AUX ANA DUI 47 YELLOW DK BLUE 18 47 oat AET 49 LI GREEN PURPLE 18 49 Y 5a LT GREEN BLACK 18 LI 51 GRAY DK BLUE 18 55 GOVI 52 GRAY ORANGE 18 56 il pees 53 LT BLUE 18 s FRP AUX AND PUD1 m hah 56 ORANGE 18 57 7 ALT EXCITE gt 58 GRAY 18 PROT B RED TAN 16 IS 62 NJ2 LS NJ3 Bs 14 15 64 NIS 15 65 NJ6 15 89 S Nig 8 YELLOW RED 18 R GND 69 BLACK 16 YELLOW 18 A 70 BLACK 16 STARTER 10 TE LT BLUE 48 PINKZDK GREEN 16 5 EGOH 1 72 BLACK WHITE 18 73 BLACK ZYELLOW 18 2 gt 74 HH Li IGNITION COIL ECOHS 75 WHITE BLACK 18 76 BUZZER S 77 BROWN WHTE 16 2 78 WHITE BROWN 16 7B ie 79 16 PINKZDK GREEN 16 BAT Ss GREEN YELLOW 18 reu Ee 81 BLACK 16 5 82 PINK WHITE 18 B3 TAN ORANGE 18 lt gt 85 FPUMP E AUX PWM3 RECIR NMA REGIR 86 PURPLE WHITE 18 Im AUX 87 TAN 16 J BB DK BLUE 16 WHITE PURPLE 18 AUX gt PINK BLACK 18 t 12 STARTER AUX PWM4 83 7 AUX PWM4 54
69. E 18 B PINK DK GREEN 18 BLACK LT GREEN 18 u E BLACK YELLOW 18 6 PINK DK GREEN 18 DK GREEN ORANGE 18 23 4 72 8 9 19 BOSCH_TMAP LT GREEN 18 TAN WHITE 18 A BLACK LT GREEN 18 a ECT 25 8 YELLOW GRAY_ 18 BLACK LT GREEN 18 _OOOOOO OL Electrical Troubleshooting CONNECTOR 2 PINK DK GREEN 16 P TAN DK GREEN 18 RED BLACK 18 RED WHITE 18 TAN BLACK 18 TAN RED 18 GRAY DK BLUE 18 GRAY ORANGE 18 DK BLUE YELLOW 18 YELLOW DK BLUE 18 TAN 18 BLACK 16 Y 18 BROWN WHITE 16 WHITE BROWN 16 12N RELAYED POWER AUX ANA PD1 VS VS AUX OG 3 AUX DIG 2 GOV SELECT 1 GOV SELECT 2 AUX ANA PU1 AUX ANA PU2 AUX PWM 2 GROUND TACH AUX PWM 5 AUX PWN 5 RECIRC UNUSED VEHICLE INTERFACE CONNECTORS CONNECTOR 1
70. ED CONTACTS SWEEP FILTER S 18 OPEN FILTER OK CLOSED FILTER CLOGGED UN SWITCHED BATTERY POSITIVE RELAY BATTERY NEGATIVE SHAKER MOTOR 02000000 M3B FUSE 2 122 309 13 BLK 15 AMP STATICGROUND 105 If Sweep Filter Clogged Switch closes restriction in filter a fault condition will be displayed but vacuum fan will continue operating normally Sc pa wauu Sawkaq EAD E paka a ta MD Ifthe shaker system is manually selected when Sweep Vacuum Fan is ON the fan is turned OFF during the shaker cycle and turned back ON when shaker cycle is complete Wiring Color Codes Unless otherwise marked Color of Wire of Wire Number Brown Orange If the Hopper Thermal Sentry Switch closes above 140 F in hopper all sweep functions are cancelled A short shaker cycle is automatically performed each time the Sweep Vacuum is turned OFF HOPPER THERMA MA SENTRY SWITCH Gray EE s we 82 M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Forward Propel Conditions Key on propel pedal pushed for forward travel BATTERY Touch Panel Control Board NEGATIVE 1 9 VDC LOWER IN FORWARD 13 BLK PIN P1 1 SENSOR 1 output SW3 131 BLK WHT FORWARD 3 REVERSE 2 DI
71. ENERAL MACHINE PERFORMANCE 2 HYDRAULIC SYSTEM 2 STEERING 1 2 2 POWER 2 3 BRAKING 6 5 3 TIRES 3 FAST SYSTEM 4 MACHINE DIMENSIONS 4 COMPONENT LOCATOR 1 OF 8 5 MAINTENANCE amp REPAIR 13 MAINTENANCE 14 MAINTENANCE 15 LUBRICATION 17 ENGINE OIL 5 17 SQUEEGEE CASTER BEARINGS 17 FRONT WHEEL SUPPORT 17 STEERING CYLINDER BEARING 17 HOPPER LIFT ARM PIVOTS 18 HOPPER DOOR PIVOTS 18 TORQUE TUBES 2 2 2 18 HYDRAULICS 19 HYDRAULIC FLUID e 19 HYDRAULIC HOSES 20 ENGINE 20 COOLING SYSTEM 20 AIR FILTER 2 21 FUEL FILTER LPG 22 ELECTRONIC PRESSURE REGULATOR LPG 22 FUEL FILTER 22 FUEL FILTE
72. EPLACING OR ROTATING THE REAR SQUEEGEE BLADES 32 REPLACING OR ROTATING THE SIDE SQUEEGEE BLADES 34 REPLACING THE SIDE BRUSH SQUEEGEE BLADE OPTION 35 LEVELING THE REAR SQUEEGEE 36 ADJUSTING THE REAR SQUEEGEE BLADE DEFLECTION 37 SKIRTS AND SEALS i 38 SCRUB HEAD SKIRT 38 RECOVERY TANK SEAL 38 SOLUTION TANK SEALS 38 BRAKES AND TIRES eerie ee eer ee Re achte ceca 39 BRAKES i emere ric a tri tup cic eae 39 PARKING BRAKE LALO DOT TOT pent o ea RR 39 TIRES TM 39 FRONT WHEEL arr rete ricchi Ree 39 PROPELLING 39 PUSHING TOWING AND TRANSPORTING THE MACHINE 40 PUSHING OR TOWING THE MACHINE 40 TRANSPORTING THE MACHINE 40 MACHINE JACKING 42 STORAGE INFORMATION 42 FREEZE PROTECTION 42 ELECTRICAL RE ACID 43 ELECTRICAL SCHEMATIC 1 OF 8 44 GAS ENGINE HARNESS ELECTRICAL SCHEMATIC 1 OF 2 52 LPG ENGINE HARNESS ELECTRICAL SCHEMATIC 1 OF 2 54 MAIN WIRE HARNESS
73. ER COOLER 3PSI T a 20 7 kPa bd 4 AO 35 PSI 2 4 BAR 130 M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Side Brush ON Engine speed High Scd Pressure Flow Line ep Gray items MAIN VALVE MANIFOLD uction Line i 9 6 energized it MENS Return or Low Pressure Line B Active Pilot Port Line o r activated c RV1 Inactive Pilot Port Line Case Drain Line T2 i 2500 PSI n 1724 BARI md BB Side Brush can only G operated when Main Brushes are ON RO PRESSURE WASHER MOTOR SIDE BRUSH MANIFOLD SCRUB FAN MOTOR 1800 PSI SWEEP FAN SIDE BRUSH 1 MOTOR MOTOR Side Brush Motor speed 140 160 RPM M30 9003947 6 08 131 Hydraulic Troubleshooting M30 SERVICE INFORMATION Scrub Vacuum Fan ON Engine speed High ee Pressure Flow Line Gray items MAIN VALVE MANIFOLD Suction Line Return Low Pressure Line activated RV1 Active Pilot Port Line Inactive Pilot Port Line cu QM SC q Drain Line I 2 Scrub Fan Motor speed 10 500 RPM 150 RPM i 2500 PSI gt p4 1724 i Scru
74. FUSE 1 1 9 VDC OR LOWER FORWARD REVERSE ALARM gt WARNING LIGHT 8 30 287 20 20 N 7 13 BLK I 4 ium REVERSE TAIL LIGHT 13 BLK Reverse propel will turn OFF SV 4 Pin P2 6 and raise the side and rear squeegees e a us ial eu AFE PA urs te PA aUe D REVERSE Wiring Color Codes TAIL LIGHT 20 Unless otherwise marked Right Most Digit Color of Wire of Wire Number Ta 13 BLK 0 Tan See Forward fori information on adjusting Propel Pedal Position Sensor 4 7 Pune 8 Gray 9 White 84 M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Hydraulic Oil Temperature amp Hydraulic Oil Filter Clogged Sensors BATTERY NEGATIVE Touch Panel Control Board HYDRAULIC FILTER CLOGGED SWITCH 13 BLK OPEN LESS THAN 20 PSI FILTER OK CLOSED MORE THAN 20 PSI FILTER CLOGGED HYDRAULIC OIL TEMPERATURE SENSOR 131 BLK WHT DIGITAL S 20 GROUND 0 8 VDC OR LESS 220 F OR HIGHER SHUTDOWN MODE ABOVE 0 8 VDC UNDER 220 F The Hydraulic Filter Clogged Switch will not be sensed until after the machine has run for 5 minutes to allow the hydraulic oil to warm up Wiring Color Codes Un
75. GITAL SENSOR GROUND BATTERY POSITIVE FROM FUSE 5 SENSOR OUTPUT VOLTAGES 2 0 to 2 7 VDC NEUTRAL Propel Pedal Position Sensor 2 8 VDC OR HIGHER REVERSE Arms Adjustment 1 9 VDC OR LOWER FORWARD 1 Enter Input Diagnostics Mode 2 Loosen sensor arms hardware 3 Tighten top bolt to snug 4 5 Slide arm until the light goes ON Back arm out until the light goes OFF 6 Retighten all hardware NOTE Use the High Engine Speed LED to adjust the arm closest to the front of machine forward adjustment and the FORWARD Low Engine Speed LED to adjust the arm er A ADJUSTMENT closest to the rear of machine reverse adjustment Wiring Color Codes Unless otherwise marked of Wire Number Orange 2 A REVERSE ADJUSTMENT M30 9003947 6 08 Electrical Troubleshooting M30 SERVICE INFORMATION Reverse Propel Conditions Key on propel pedal pushed for reverse travel BATTERY POSITIVE Max Amp Draw BATTERY FROM NEGATIVE RELAY Touch Panel Control Board CONTACTS gt FUSE 7 16 86 85 70 13 BLK 15 AMP 2 8 VDC OR 8 HIGHER IN I REVERSE 94 I PIN P1 1 REVERSE i RELAY 131 BLK 14 SW3 WHT POSITIVE FORWARD FROM FUSE 5 3 REVERSE 2 DIGITAL SENSOR GROUND BATTERY SENSOR OUTPUT VOLTAGES POSITIVE 2 0 to 2 7 VDC NEUTRAL 2 8 VDC OR HIGHER REVERSE
76. IL PRESSURE LAMP B amp C CLOSED LOW OIL PRESSURE A amp B CLOSED OIL PRESSURE OK TO FUEL PUMP RELAY M10 J1 P2 ENGINE HARNESS CONNECTOR Engine Temperature Switch Wiring Color Codes Unless otherwise marked Right Most Digit Color of Wire of Wire Number Tan BATTERY NEGATIVE Touch Panel Control Board HIGH ENGINE TEMPERATURE SWITCH 13 BLK 12 12 PIN P1 18 6 OPEN BELOW 220 F CLOSED ABOVE 220 F S2 s 6m M30 9003947 6 08 99 Home Find Electrical Troubleshooting M30 SERVICE INFORMATION Fuel Level Sensors Conditions Key on BATTERY NEGATIVE BATTERY NEGATIVE Touch Panel Control Board GAS Touch Panel Control Board LPG PU FUEL e DIESEL a PRESSURE LEVEL S 8 SENDER 131 BLK 30 gt WHT 13 BLK PIN P1 4 PIN P1 4 DIGITAL S 7 GROUND 100 OHMS FULL TANK 5 OHMS EMPTY TANK NORMALLY CLOSED HELD OPEN BY FUEL PRESSURE OPEN MORE THAN 70 PSI CLOSED 70 PSI OR LOWER GAS DIESEL FU EL FUEL LEVEL SENSOR Wiring Color Codes Unless otherwise marked of Wire Number __ Ta Orange e e Gray 9 wie 100 M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Fuel Pump amp Engine Speed Control Gas LPG Fuel Pump Gasoline Only This drawing shown with
77. LdO OL HTH S19 NNOO ab VN 1108110 LSV4 v T D EENNOO T 1 z 153 ta tel els 913141 3 4 9 H M 43 320 HOLIAS 9 51 80825 Ls NNNIYA 7 1 1 02 N i pale TNA g EEEE 4 1 k Bi VH NW L 2 T H ADO H m S W 1Iv1 1 i m dnnd naiva 7 Noi ido i Y us A vy 53 891 791 1H3SNI m f 0 0 SosN3S n E Oo Wniva H HOLIMS 6 NMOG B at am 705 a T H Cx fi KIJI G ANL TINA NYL AY340938 51 95 MD 11 130 4 Tivi3g 3 11 130 vis 334 854 241 DET VEI oz 1 11v138 1 In T QSNNILNOS am WSL uL 821 72 SEI I I d goz voz AH3AO23H 21114 2105 30 9003947 6 08 Home i pe di ee i 56 Electrical Troubleshooting M30 SERVICE INFORMATION Main Wire Harness Diagram 2 of 7 OOS 2d YOLVYNYSL HOLIMS 3NI9N3 2 5 Jv IIV1 0 3unsssug fN NION Qv OV M3IA NO
78. M30 SERVICE INFORMATION Configuration Modes 1 of 3 Configuration modes are designed for use by a technician for setup purposes To enter the Configuration modes 1 Press 4 5 and Side Brush buttons simultaneously 2 While holding the 4 5 and Side Brush buttons turn the ignition key switch to the RUN position 3 Continue holding the 4 5 and Side Brush buttons until CONFIG is displayed on the screen then release the buttons While In Configuration Mode Each single activation of the 2 3 button will scroll through the various configurations available Each configuration is displayed one at a time on the LCD Once the desired configuration mode is displayed push the 0 1 to select the displayed mode To enter Pressure Adjust Mode 1 Enter Configuration Mode 2 Press 2 3 button until PRESS ADJ 15 displayed 3 Press 0 1 button again to select pressure adjust mode READY is displayed on LCD screen The following table shows the different configuration modes the machine can be placed in Mode Entry Sequence Indicator Function Notes Reset Default 1 Put the machine into pressure adjust Resets all the down pressure defaults to the down mode See instructions above factory default levels pressures 2 Press 4 5 button to reset all the down pressures SET TO DEFAULT is displayed on LCD screen Adjusting the 1 Put the machine into pressu
79. MAL CONTACTS Touch Panel Control Board SENTRY SWITCH SWEEP VACUUM FAN 63 SV 9 OPEN BELOW 140 F CLOSED ABOVE 140 F BATTERY POSITIVE FROM AUX 2 RELAY CLOGGED CONTACTS SWEEP FILTER PIN P1 16 S 18 OPEN FILTER OK CLOSED FILTER CLOGGED UN SWITCHED BATTERY POSITIVE BATTERY NEGATIVE dd SHAKER MOTOR SHAKER 13 BLK STATIC GROUND 105 If Sweep Filter Clogged Switch closes restriction in filter a fault condition will be displayed but vacuum fan will continue operating normally pu If the shaker system is manually selected when Sweep Vacuum Fan is ON the fan is turned OFF during the shaker cycle and turned back ON when shaker cycle is complete Wiring Color Codes Unless otherwise marked Right Most Digit Color of Wire of Wire Number Ta If the Hopper Thermal Gi Sentry Switch closes above 140 F in hopper all sweep functions are cancelled 1 2 3 A short shaker cycle is HOPPE automatically performed SENTRY SIERMAL 1 each time the Sweep SWITCH 5 Vacuum is turned OFF e 5 S 7 1 CL SSES Sas rcr ND Sun 7 s we 3 IN a M30 9003947 6 08 77 Electrical Troubleshooting M30 SERVICE INFORMATION BATTERY POSITIVE FROM AUX 1 RELAY
80. NESS CONNECTOR J1 P2 BATTERY NEGATIVE FUEL PUMP 13 BLK ENGINE OIL PRESSURE SWITCH B amp C CLOSED LOW OIL PRESSURE B amp A CLOSED OIL PRESSURE OK M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Engine Speed Control Diesel Touch Panel Control Board BATTERY Governor Speed A NEGATIVE x Governor Speed B ENGINE HARNESS CONNECTOR Low Engine Speed High Engine Speed 13 BLK 13 BLK ENGINE SPEED 72 Engine RPM 1350 50 2800 50 Voltage Speed A 5 VDC 0 VDC Voltage Speed B 0 VDC 0 VDC SWITCHED BATTERY POSITIVE FROM SHUTDOWN b 3 3 13 BLK A 16 PIN ENGINE HARNESS Governor Controller Pin Chart Wiring Color Codes CONNECTOR Right Most Digit olor of Wire INPUT Battery Positive INPUT Battery Negative INPUT Engine Speed Sensor 3 3 Orange INPUT Engine Speed Sensor OUTPUT Throttle Actuator PWM F OUTPUT Throttle Actuator G INPUT Engine Speed Selection H INPUT Engine Speed Selection B Home Find MAGNETIC PICK UP ENGINE SPEED 11 SENSOR THROTTLE ACTUATOR Electrical Troubleshooting M30 SERVICE INFORMATION Glow Plugs ON Diesel Conditions Key turned to start or glow plug position JAILISOd 11Vd AAILV
81. NESS FUSES AND RELAYS protected The engine harness fuses and relays are located Reting Circuit Protected 15A Auxiliary Relays Engine Controls P uxiliary Relays Engine Contr lt 15 A Not Used 15 A Scrub Vacuum Main Brush Squeegee Down Hopper Up 15A Enable Side Brush Sweep Vacuum 15A Solution Hopper Latch and Door Auto Fill Reverse Shaker 15A ES FaST Detergent Hopper Down Spray Wand Unswitched for controller board Not Used Options 15A Spray Nozzle Pump 15A AC Heater Option 15A Not Used Refer to the table below for the relays and circuits controlled Relay Rating Circuit Controlled M1 12 VDC 40A Auxiliary 1 M2 12 VDC 40A Auxiliary 2 M4 12 VDC 40A Reverse M5 12 VDC 40 A Horn NOTE Always replace a fuse with a fuse of the same Me 12VDC 40 Shutdown amperage w L M10 12 VDC 40 A Spray Wand Separate Relay M30 9003947 6 08 25 Maintenance 4 Repair CLEANING THE HOPPER DUST FILTER Shake the dust filter before emptying the hopper and at the end of every shift Inspect and clean the filter after every 20 hours of operation Replace damaged dust filters NOTE The dust filler may need to be cleaned at more frequent intervals if the machine is used in extremely dusty conditions Use one of the following methods to clean the dust filter SHAKING Press the filter shaker button TAPPING Tap the filter
82. NV4_OVA AS 6AS JV OV M3I N N N N N N n N n N n N NOI L93NNO3J M3TIOHLINOO LHOISNI WNOILdO 2 veLl SATA 1H911 SNIA IQA3H TENNOD 0 d TIv130 d viaa H NANI 1N03 N IV1 0 a Fa HSvQ Je 1 Hsva 33 HOLIMS 35012 40 400d M3ddOH EIS Ud 030 1 LNOS fn 1IVL3d Z viaa 9 OL OT JO 1 HS NO LNOO 7 0 1 oy oy Cm G Je 66 TINA ALdW3 XNVL 0111105 0111105 1 5 2 5 57 El Bl 7 O BE M30 9003947 6 08 M30 SERVICE INFORMATION Main Wire Harness Diagram 3 of 7 Electrical Troubleshooting SIAS
83. OAN KEY SWITCH SGNNOYS SI SSV HO 13 BLK KEY SWITCH GLOW PLUG GLOW PLUG LAMP AILISOd Nod JALLVO3N ASd3LLVva Nod SGNN SI SSV TO START RELAY M7A 42 13 BLK TO FUSES 1 9 amp 12 KEY SWITCH START Wiring Color Codes Unless otherwise marked Right Most Digit Color of Wire of Wire Number GLOW PLUG LAMP The Glow Plugs only when ignition switch is in the Glow Plug Start position M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Control Board Connectors pi 91 pink input C t x unused 1 3 89 white 5 6 Hopper Position Switch P1 input AN z in 177 input IP1 15 90 tan input 5 7 Hydraulic Oil Filter Switch way neu brown input IP1 19 9 white input S 4 Engine Pressure Switch e dE 2721 SW4 Hydraulic Oil Pressure Sensor Viewed from wire B Battery Negative or Seat Switch side of connector J3 C Insight Connector 2 lt 557555555 lt lt lt 4 1 23 183 J3 B Insight Connector socket P2 1 socket goesto IP2 1 Switched Battery Positive B Switched Battery Positive B U
84. ON Hopper Door Close Engine speed High activated I Gray items are Gi energized i I OR3 3 55 mm 2500 PSI 172 4 BAR ORIFICE 0 040 in 1 0 mm 140 I i i I i i i i i i DOOR ACTUATOR I I I i i OIL OIL FILTER COOLER 30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Side Brush Lower Engine speed High Pressure Flow Line ied lad Suction Line MAIN VALVE MANIFOLD Inactive Pilot Port Line Case Drain Line 1 1 Return or Low Pressure Line SV7 items are Active Pilot Port Line energized i A or activated Default SCRUBBING Pressure Readings I i 4 EDs onpPressure at 613 LEDs ON Pressure at G13 320 370 psi K 0 i 22 25 5 bar 410 450 psi SM 28 3 31 bar 510 560 psi 2500 PSI 35 1 38 6 bar 172 4 BAR Default SWEEPING ORIFICE Pressure pues 0 055 in i Pressure at G13 at G13 1 4 mm 275 340 psi 29 CONV PNE Due P7 310 370 psi 2 es P4 E 27 5 33 bar OR3 SIDE BRUSH 0 040 in MANIFOLD 1 0 mm SIDE BRUSH LIFT ACTUATOR OIL OIL COOLER 0 9003947 6 08 Hydraulic Troubleshooting Pressure Flow
85. ORMATION Electrical Troubleshooting Configuration Modes 2 of 3 To enter the Configuration mode 1 Press 4 5 and Side Brush buttons simultaneously 2 While holding the 4 5 and Side Brush buttons turn the ignition key switch to the RUN position 3 Continue holding the 4 5 and Side Brush buttons until CONFIG is displayed on the screen then release the buttons To enter Pressure Adjust Mode 1 Adjusting the Side Scrub brush down pressure Adjusting the Side Sweep brush down pressures Disable BOTHthe ES and FaST systems Enable the FaST system also disables the ES system M30 9003947 6 08 Enter Configuration Mode Press 2 3 button until PRESS ADJ is displayed Press 0 1 button again to select pressure adjust mode READY is displayed on LCD screen Mode Entry Sequence Indicator Function Notes 1 Put the machine into pressure adjust mode See instructions above 2 Press Side Brush button to select Side Scrub Brush pressure adjust The Side Brush LED is ON 3 Use brush pressure or buttons to select which pressure level to adjust Low Medium High 4 Press 0 1 button to increase the down pressure OR press 8 9 button to decrease the down pressure 5 Press Side Brush button again or turn key switch OFF to save new down pressure settings 1 Putthe machine into pressure adjust mode See instructio
86. PORT BEARING LUBRICATION Lubricate the front wheel support bearings after every 200 hours of operation Both front wheel support ENGINE OIL grease fittings are located underneath the frame support plate Check the engine oil level daily Change the oil and oil filter after every 100 hours of operation STEERING CYLINDER BEARING Lubricate the steering cylinder after every 200 hours of operation The steering cylinder bearing is located next to the front wheel support Fill the engine with oil until the oil is between the indicator marks on the dipstick DO NOT fill past the top indicator mark The engine oil capacity for Gas amp LPG engines is 3 5 L 3 7 qt with oil filter The engine oil capacity is 6 L 6 35 qt with oil filter SQUEEGEE CASTER BEARINGS Lubricate the squeegee caster bearings after every 100 hours of operation M30 9003947 6 08 17 Maintenance Repair M30 SERVICE INFORMATION HOPPER LIFT ARM PIVOTS TORQUE TUBES Lubricate the hopper lift arm pivots after every 200 Lubricate the torque tubes after every 200 hours of hours of operation operation The torque tube grease fittings on the operator side of the machine are located beneath the fuel tank HOPPER DOOR PIVOTS Lubricate the hopper door pivots after every 200 On the other side of the machine the torque tube hours of operation grease fittings are located beneath the propel pump e
87. Positive Output or Logic Ground FROM Another Point Board Output Board Input 68 Terms amp Abbreviations ECM Engine Control Module LED Light Emitting Diode MIL Malfunction Indicator Lamp PWM Pulse Width Modulation A method of using controlled on off times to regulate the voltage and current supplied to an electrical device SV Solenoid Valve SW Switch Example of Wiring Numbers amp Colors Wiring Color Codes Unless otherwise marked Right Most Digit Color of Wire of Wire Number Tan 6 s Gray 9 M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Touch Panel Detail sozz zrx r oemmoomn gt M30 9003947 6 08 Fault indicator light Hour meter fuel indicator fault code indicator 1 STEP sweep button 1 STEP scrub button Scrub vacuum fan squeegee button ES Extended Scrub button option FaST button option Solution amp detergent increase button Solution amp detergent decrease button Brush pressure increase button Brush pressure decrease button Filter shaker button Sweep vacuum fan button Side brush button Engine speed button Supervisor control buttons 69 soro cm Electrical Troubleshooting M30 SERVICE INFORMATION Touch Panel LEDs 70 zrA rommoou Low Engine Speed Indicator High Engine Speed Indicator Fault Condition Indicator Side Brush ON Indic
88. R Diesel 22 FUEL LINES Diesel 23 PRIMING THE FUEL SYSTEM Diesel 23 ENGINE BELT 23 SPARK PLUGS Gas LPG 23 TIMING BELT Gas LPG 23 BATTERY en LIEN tee 24 FUSES AND RELAYS een 24 RELAY PANEL FUSES AND RELAYS 24 ENGINE HARNESS FUSES AND RELAYS 25 CLEANING THE HOPPER DUST FILTER 26 THERMO SENTRY 2 26 MAIN BRUSHES 26 REPLACING OR ROTATING THE MAIN BRUSHES 26 CHECKING THE MAIN BRUSH PATTERN 28 ADJUSTING THE MAIN BRUSH TAPER 29 ADJUSTING THE MAIN BRUSH WIDTH 29 M30 9003947 6 08 Home Find Table of Contents Table of Contents M30 SERVICE INFORMATION MAINTENANCE amp cont d SIDE BRUSH 30 REPLACING THE SIDE BRUSH 30 FAST SYSTEM rep once ossa RR a ra RR Re re ROC Ca 31 REPLACING THE FaST PAK CARTON 31 CLEANING THE FaST SUPPLY HOSE CONNECTOR 31 REPLACING THE FaST SYSTEM FILTERS 31 SQUEEGEE BLADES ee 32 R
89. RVICE INFORMATION Main Brushes ON Conditions Key on engine running scrubbing or sweeping system on propel forward or reverse BATTERY POSITIVE FROM AUX 1 RELAY ENABLE VALVE PIN P2 8 SV 7 PWM gt BRUSH HEAD FUSE 5 14 PRESSURE 57 15 AMP Typical Default Amp Draw Readings 1096 SWEEPING Dew LEDs ON Draw MAIN BRUSHES LOWER E Typical Default Amp Draw Readings 10 SCRUBBING LEDs Draw Wiring Color Codes Unless otherwise marked 7 Brush Pressure LEDs ON are the Touch 0 a O SV 2 is controlled by PWM A higher duty cycle more Brush Pressure LED s lit on Touch MAIN BRUSHES ROTATE 58 O Unswitched B Panel will result in more brush down pressure e Bue 7 8 Gr 9 74 M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Side Brush ON Conditions Key on engine running scrubbing or sweeping system on side brush on propel forward or reverse BATTERY POSITIVE FROM AUX 1 RELAY CONTACTS Touch Panel Control Board FUSE 6 15 ENABLE VALVE PIN P2 8 SIDE BRUSH PRESSURE Component Max Amp Draw SV 7 1 7A SV 8 1 7A SV 11 1 7A SV 12 1 7A SIDE BRUSH DOWN SIDE BRUSH EXTEND Wiring Color Cod
90. T GREEN BLACK 18 AUX ANA PU1 AUX ANA PU2 FRT AUX ANA PU3 FPP 2 ONLY SV EXT 2 SV RTN GOV1 GOV2 OIL PRES FRP AUX AND PUD1 PC Tx LT BLUE 18 DK GREEN 18 PC RX ALT EXCITE ul GRAY 1 RED TAN 16 BROWN LT BLUE 18 BROWN LT GREEN 18 BROWN YELLOW 18 BROWN WHITE 18 YELLOW RED 18 BAF ARABS 2 LACK YELLOW 1 IGNITION COIL BUZZER BROWN WHITE 16 PWM5 PWMS RECIRC RRONN 16 are RED TAN 16 PINKZDK GREEN 16 GREEN YELLOW 18 ML BLACK 16 GND DBW DBW AUX PWM3 AUX PWM3 AUX PWN2 AUX PWM1 STARTER AUX PWM4 AUX PWM4 RECIR TAN ORANGE 18 PINK YELLOW 16 BLUE 16 WHITE PURPLE 1 18 BLACK 16 CRANK SENSOR PURPLE LT BLUE 18 LT BLUE DK BLUE 18 PINK WHITE 18 BOSCH THROTTLE BROWN YELLOW 18 BROWN LT GREEN 18 PINK DK GREEN 18 BROWN LT BLUE 18 BROWN WHITE 18 PINK DK GREEN 18 PINK DK GREEN 18 PINK DK GREEN 16 PINK DK GREEN 18 INJECTOR 4 INJECTOR 3 INJECTOR 2 INJECTOR 1 52 M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Gas Engine Harness Electrical Schematic 2 of 2 2 EGO 2 EGO 1 BLACK LT GREEN 18 BLACK WHITE 18 DK GREEN WHIT
91. WITCHES 86 CONVENTIONAL MAIN amp SIDE BRUSH SOLUTION VALVES 87 FAST SYSTEM ON LOW FLOW 88 FAST SYSTEM ON HIGH FLOW 89 EXTENDED SCRUB ES SYSTEM 90 AUTO FILL SOLENOIDS i 91 STARTING SYSTEM ON GAS LPG 92 STARTING SYSTEM ON DIESEL 93 SHUTDOWN RELAY NORMAL MACHINE OPERATION GAS LPG 94 SHUTDOWN RELAY NORMAL MACHINE OPERATION DIESEL 95 SHUTDOWN RELAY SHUTDOWN MODE GAS LPG 96 SHUTDOWN RELAY SHUTDOWN MODE DIESEL 97 ENGINE OIL PRESSURE TEMPERATURE amp MIL SYSTEMS GAS LPG 98 ENGINE OIL PRESSURE amp TEMPERATURE SYSTEMS DIESEL 99 FUEL LEVEL SENSORS 100 FUEL PUMP amp ENGINE SPEED CONTROL GAS LPG 101 FUEL PUMP DIESEL u ul u uuu uu a rene rr ert peer 102 ENGINE SPEED CONTROL DIESEL 103 GLOW PLUGS ON DIESEL 104 CONTROL BOARD CONNECTORS 105 FAULT 5 106 CONDITION 4 WARNING INDICATORS 107 CONFIGURATION MODES 1 OF 3 108 DIAGNOSTIC MODES 111 HYDRAULIC nexus dx dixe auri aoa w e i e dre s 113 HYDRAULIC PUMP FLOW RATES
92. aintenance amp Repair 9 Route the tie downs to the opposite ends of the machine and hook them to the brackets on the floor of the trailer or truck Tighten the tie down straps NOTE It may be necessary to install tie down brackets to the floor of the trailer or truck M 10 If the loading surface is not horizontal or is higher than 380 mm 15 in from the ground use a winch to unload machine If the loading surface is horizontal AND is 380 mm 15 in or less from the ground the machine may be driven off the truck or trailer FOR SAFETY When unloading machine off truck or trailer use winch Do not drive the machine off the truck or trailer unless the loading surface is horizontal AND 380 mm 15 in or less from the ground 41 Maintenance amp Repair M30 SERVICE INFORMATION MACHINE JACKING STORAGE INFORMATION Empty the hopper recovery tank and solution tank The following steps should be taken prior to storing before jacking up the machine Jack up the machine the machine for extended periods at the designated locations Use a hoist or jack capable of supporting the weight of the machine Use 1 Drain and clean the solution and recovery tanks jackstands to support the machine Always stop the Open the recovery tank and solution tank covers machine on a flat level surface and block the tires to allow the air to circulate before jacking up the machine 2 Park the machine in a cool dry area Do not Re
93. amount of deflection or curl of the squeegee blade The correct amount of deflection 4 is 12 mm 0 50 in for scrubbing smooth floors and 15 mm 0 62 in for rough floors 12 mm 0 50 in M30 9003947 6 08 Drive the machine forward again to recheck the Maintenance amp Repair To adjust the overall squeegee blade deflection turn the adjustment knobs counterclockwise to increase deflection or clockwise to decrease deflection squeegee blade deflection after adjustments are made Readjust the squeegee blade deflection if necessary 37 Maintenance amp Repair M30 SERVICE INFORMATION SOLUTION TANK SEALS SKIRTS AND SEALS Check each solution tank cover seal for damage and wear daily SCRUB HEAD SKIRT Check the skirt for damage and wear after every 100 hours of operation The skirts should be between 0 to 6 mm 0 to 0 25 in from the floor when the scrub head is down RECOVERY TANK SEAL Check the recovery tank cover seal for damage and wear daily 38 M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair BRAKES AND TIRES PROPELLING MOTOR BRAKES Torque the shaft nut to 508 Nm 375 ft Ib lubricated 644 475 ft Ib dry after every 800 hours of The mechanical brakes are located on the rear operation wheels The brakes are operated by the foot brake pedal and connecting cables Check the brake adjustment after every 200 hours of operati
94. ar jacking locations are located directly behind the expose the machine to rain Store indoors rear tires on each side of the machine 3 Remove the battery or charge battery every three months FREEZE PROTECTION FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 1 Be sure the solution tank and recovery tank are empty 2 Pour 3 8 L 1 gal of RV antifreeze into the solution tank 3 Turn the key to the on position without starting Front jacking locations are located on the frame the machine directly in front of the front tire 4 Press the 1 STEP Scrub button 5 Repeatedly press the Solution increase button until the solution flow is at the highest setting 6 Press the directional pedal to circulate the RV antifreeze completely through the system 7 Press the 1 STEP Scrub button again to turn off the system and turn the key to the off position 8 If equipped with a spray nozzle turn on pump until RV antifreeze solution sprays from the nozzle 9 The remaining RV antifreeze does not need to be ined f th lution tank FOR SAFETY Before leaving or servicing ni machine stop level surface NOTE Storing or transporting machines equipped 2 with the ES or the FaST system in freezing FOR SAFETY When servicing machine block temperatures requires special procedures Consult a machine tires before jacking machine up U
95. ator Filter Shaker ON Indicator Sweeping Vacuum Fan ON Indicator 1 STEP Sweep ON Indicator FaST System ON Indicator Scrubbing Vacuum Fan ON amp Squeegee System ON Indicator 1 STEP Scrub ON Indicator Brush Pressure Indicators 1 LED Low 2 LED s Medium 3 LED s High Solution Volume Indicators 1 LED Low 2 LED s Medium 3 LED s High ES Extended Scrub System ON Indicator M30 9003947 6 08 Home 28 ue M30 SERVICE INFORMATION Electrical Troubleshooting Key Switch GLOW PLUG POSITIO Diesel Only Spring loaded Returns to OFF unless held START POSITION Spring loaded Returns to RUN unless held SWITCH TERMINAL MARKING x x e ie lie FE __ Lu NO CONNECTIONS RUN M30 9003947 6 08 71 Electrical Troubleshooting M30 SERVICE INFORMATION Key OFF Power Distribution Conditions Key off 12 VDC 4 RED 13 BLK ALTERNATOR 1 RED GREEN JUMPER WIRE Touch Panel Control Board PIN P2 33 13 BLK GAS LPG To engine harness Red B Diesel No connection GAS LPG To engine harness Purple Ex S1 Diesel 7 PUR to engine harness To M7 Start Relay To Glow Plug circuit Diesel only To Fuses 1 9 amp 12 KEY SWITCH OFF 1 RED FUSE 10 81 N PIN P2 3 15 AMP 1 RED FUSE 11 45g G 15 AMP 1 RED FUSE2 122 EPI 15 AMP ILE HORN 1 RED FUSE3 55 25 37 23 N 13 BLK 659 15 HORN RELAY HORN SWITCH 13 BLK S 22
96. b Fan Motor vacuum Gi 30 37 in H2O 76 94 cm H20 measured at squeegee PRESSURE WASHER MOTOR SIDE BRUSH MANIFOLD SCRUB FAN MOTOR 1800 PSI i 4 D SWEEP FAN SIDE BRUSH 1 MOTOR MOTOR M30 9003947 6 08 M30 SERVICE INFORMATION Hydraulic Troubleshooting Scrub Vacuum Fan amp Side Brush ON Engine speed High Pressure Flow Line i Gray items are MAIN VALVE MANIFOLD _ 1 Suction Line energized Return or Low Pressure Line 1 I Active Pilot Port Line or activated RV1 Inactive Pilot Port Line Case Drain Line I 2 Scrub Fan Motor speed 10 500 RPM 150 RPM i 2500 PSI 1724 me lt Scrub Fan Motor vacuum Gi 30 37 in H2O 76 94 20 measured at squeegee PRESSURE WASHER MOTOR KKLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLTITTT SIDE BRUSH MANIFOLD SCRUB FAN MOTOR 1800 PSI d SWEEP FAN 1 MOTOR MOTOR OL P N P aem i Side Brush Motor speed operated when Main 1 140 160 RPM n Brushes ON am ee OIL OIL FILTER 3 PSI 20 7 kPa 3090008077 68 433 Hydraulic Troubleshooting M30 SERVICE INFORMATION Sweep Vacuum Fan ON Engine speed High
97. bbing Vacuum Fan Motor Main Hydraulic Valve Manifold Electronic Pressure Regulator LPG only Fuel Filter LPG only Fuel Lock Off LPG only Engine Fuse amp Relay Panel Gas LPG only Hydraulic Pumps Propel Pedal Position Sensor SW3 Scrub Head Solution Valve SOL 3 Engine Coolant Radiator Hydraulic Oil Heat Exchanger Steering Valve Fuse amp Relay Panel Side Brush Valve Manifold Steering Cylinder Side Brush Motor Side Brush Solution Valve SOL 7 M30 9003947 6 08 M30 SERVICE INFORMATION General Machine Information Component Locator page 5 of 8 Front Bumper Inner View 1 Side Brush Extend Cylinder 7 Main Brush Motor Front 2 Side Brush Lift Cylinder 8 Recovery Tank Full Half Full Switches S 15 S 16 3 Side Brush Motor 9 ES Pump 4 Left Side Squeegee Lift Cylinder 10 Solution Tank Full Switch S 14 5 Main Brush Motor Rear 11 Solution Tank 6 Right Side Squeegee Lift Cylinder 12 Solution Tank Empty Switch S 19 M30 9003947 6 08 General Machine Information M30 SERVICE INFORMATION Component Locator page 6 of 8 Propel Motor Sweeping Vacuum Fan Motor Scrubbing Vacuum Fan Motor Fuel Tank LPG Shown Hydraulic Oil Reservoir Scrub Head Lift Cylinder Scrub Head Lift Assist Spring 10 M30 9003947 6 08 M30 SERVICE INFORMATION General Machine Information Component Locator page 7 of 8 Main Hydraulic Valve Manifold
98. code will be displayed on the LCD Conditions are typically caused by activating buttons that are unavailable For example the Sweep vacuum fan is unavailable when the scrub functions are active Squeegee Vacuum button is When Sweep system is active activated with Sweep C1 NO SQGE VAC the Scrub vacuum is system active unavailable Sweep Vacuum button is When Scrub system is active activated with Scrub system C2 NO SWEEP VAC the Sweep vacuum is active unavailable FaST system is selected by Only machines with the FaST system installed and pe C3 FAST MODE programmed to be FaST machine is not configured machines turn the with the FaST option FaST system ES system is selected by the Only machines operator and the machine 15 s mia oe 4 programmed be ES not configured with the ES machines can turn the ES option system FaST or ES system is Only machines with the ES or selected by the operator and FaST system installed and the machine is not C5 NO ES FAST programmed to be ES or Fast configured with the ES or machines can turn ON the ES FaST option or FaST system Side Brush button is The machine is NOT activated alone without C6 NO SIDE BRUSH programmed to operate with 1 STEP Sweep Scrub only the side brush ON Ma0 9008947 68 __ RT o Tr Electrical Troubleshooting
99. d also by displaying the fault name on the LCD Faults can be cleared when they are no longer present and one of the action buttons i e One Step is depressed If there is more than one fault they are displayed for about a second one after the other Indicates and prevents an attempt to Hopper Up Error F1 HOPPER UP engage Scrub Sweep systems without the hopper down switch engaged Hydraulic Filler CLOGGED HYD Indicates the hydraulic filter is clogged Clogged Sweep Filter F4 SHAKER FILTER Indicates the Sweep dust filter is Clogged clogged Indicates that the hopper is too hot due Hopper Fire F5 HOPPER FIRE to fire etc Turns off entire sweep system Solution Tank empty F6 SOL TANK E Indicates the solution tank is empty Recovery Tank Full FZ REC TANK FULL I dicates the recovery tank is full and shuts down the entire Scrub system 28 HIGH ENG Indicates high engine temperature Temperature High Hydraulic F9 HIGH HYD TEMP Indicates excessive hydraulic Temperature temperature Low Fuel F10 LOW FUEL Low fuel indicator blinking lowest fuel gauge block Squeegee Disconnected F11 OPEN SCB VAC Option Indicates squeegee may have broken free EE Y o 9003947 6 08 PENES ES M30 SERVICE INFORMATION Electrical Troubleshooting Condition amp Warning Indicators The following table describes displayed conditions or warnings If a condition is sensed the condition or warning
100. d contact with battery acid Avoid contact with hot engine coolant Do not remove cap from radiator when engine is hot Allow engine to cool Keep flames and sparks away from fuel system service area Keep area well ventilated Use cardboard to locate leaking hydraulic fluid under pressure Use Tennant supplied or approved replacement parts 7 When loading unloading machine onto off truck or trailer viii Turn off machine Use truck or trailer that will support the weight of the machine Use winch Do not drive the machine onto off the truck or trailer unless the load height is 380 mm 15 in or less from the ground Set parking brake after machine is loaded Block machine tires Tie machine down to truck or trailer M30 SERVICE INFORMATION M30 9003947 6 08 M30 SERVICE INFORMATION General Machine Information GENERAL MACHINE INFORMATION BEFORE CONDUCTING TESTS Read and Follow ALL Safety Warnings and Precautions as mentioned at the beginning of this manual Always unhook Battery when removing or replacing components DURING TESTS Call Technical Services if Diagnostic Time Exceeds One Hour With Unknown Cause or Course of Action NOTE Troubleshooting charts may be shown with optional equipment The optional equipment may not be specified in these charts Some machines may not be equipped with all components shown Tor Tr o General Machine Information M30 SERVICE INFORM
101. e i 2 Suction Line MAIN VALVE MANIFOLD 1 9 9 9 Return or Low Pressure Line SV7 I 1 items are Active Pilot Port Line energized 1 1 or activated Inactive Pilot Port Line Case Drain Line 2500 PSI 172 4 BAR 0 055 in 1 4 mm P7 OR3 0 040 in PR1B 1 0 mm CUBAN 07 SIDE BRUSH EXTEND ACTUATOR OIL OIL FILTER COOLER 35 PSI 2 4 BAR M30 9003947 6 08 144 M30 SERVICE INFORMATION Hydraulic Troubleshooting Hydraulic Solenoid Valve Details SV6 4 lt HEX PS PWM Scrub Fan Motor Main Brushes Side amp Rear Main Brush Motors Main Brushes Lift Lower Actuator Squeegees Lift Lower Actuator Lift Lower Actuator 4 Enable Valve Side Brush Motor Sweep Fan Motor SV10 PWM Side Brush Lift Lower Actuator SV11 SV12 gt SV15 4 7 gt i d dud PP Hopper Door Pressure Washer ift Lower Actuator xtend Retract Actuator Motor Actuator SV1 4 Hopper Lift Lower Actuator o Tr r gt Hydraulic Troubleshooting M30 SERVICE INFORMATION 46 T no 9003947 6 08 ene Fra ocv Tr M30 SERVICE INFORMATION Pressure Washer Pump PRESSURE WASHER PUMP MAINTENANCE amp REPAIR BEFORE CONDUCTING TESTS
102. e a special aluminum oxide blend solid ceramic for long life strong durability and more resilient Drive End Bearings Oversized tapered roller bearing for maximum life and load disbursement Bearing Support Precision die cast and machined to assure concentricity and alignment I T 149 Pressure Washer Pump M30 SERVICE INFORMATION Pump Features continued Installation Extra Features Dyno Proven All pumps are dyno tested to assure the theoretical design meets the actual design Special Features continued Crankcase Precision die cast large cooling fins and anodized for maximum heat dissipation Valve Design Each pump series has a valve design that optimizes its highest Rear Cover Precision die cast O ring sealed and bayonet style sight glass for PW 150 positive sealing and locking no threads efficiency to loosen I Installation Plunger Rods Stainless steel _ _ construction for strength no plating to Direct Drive Electric and Gasoline scrape off back up and O ring plunger Pumps sealing system Rod Pins Precision ground and hardened steel oversized for load disbursement Connecting Rods One piece special allow aluminum 3XU51 3XU60 and 3XU68 or bronze 3XU52 3XU54 3XU61and 3XU62 for higher pressure oversized for maximum strength load disbursement and life Heavy pin area construction for added load strength Crankshaft Forged precision
103. e the rear brush pattern width Shorten the drag links to increase the front brush pattern Always adjust the nut on each drag link an equal number of turns NOTE Two full turns of the drag link adjustment bolt will change the brush pattern approximately 25 mm 1 in 2 Move the brush drive housing up to decrease the pattern width on that side of the scrub head or down to increase the pattern width on that side of the scrub head 3 Tighten the mounting bolts 4 Recheck the pattern Readjust if necessary 2 Recheck the pattern Readjust if necessary M30 9003947 6 08 29 Maintenance 4 Repair SIDE BRUSH OPTION Check the side brush daily for wear or damage Remove any tangled string or wire from the side brush or side brush drive hub REPLACING THE SIDE BRUSH Replace the side brush when it no longer cleans effectively or when the remaining bristles are 19 mm 0 75 in or less in length for the scrub brush or 64 mm 2 5 in or less in length for the sweep brush The side brush may be changed sooner if sweeping light litter The bristles may be worn shorter if sweeping heavy debris 1 If necessary raise the side brush FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Turn the brush until the spring handles are visible through the access hole in the side brush assembly 3 Squeeze the spring handles and let the side brush drop to
104. egee blade If the outer 8 Hook the latch on the side squeegee retaining edge of the squeegee blade is not worn rotate band the squeegee blade with the blade from the other side of the machine Discard the squeegee blade if both edges are worn 9 Close the outer brush door REPLACING THE SIDE BRUSH SQUEEGEE 6 Install the new or rotated squeegee blades BLADE OPTION Check the side brush squeegee blade for damage and wear daily Replace the blade if the leading edge is torn or worn half way through the thickness of the blade 1 If necessary raise the scrub head FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Pull the pin from the squeegee bumper and open the squeegee bumper 7 Reattach the side squeegee retaining band to the side squeegee assembly M30 9003947 6 08 35 Maintenance amp Repair M30 SERVICE INFORMATION 3 Remove the clevis pin and squeegee retainer LEVELING THE REAR SQUEEGEE Leveling the squeegee assures the entire length of the squeegee blade is in even contact with the surface being scrubbed Perform this adjustment on an even and level floor 1 Lower the squeegee and drive the machine forward a few meters feet FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Look at the deflection of the squeegee over the full length of the squeegee
105. en control board turns ON M30 9003947 6 08 97 Electrical Troubleshooting M30 SERVICE INFORMATION BATTERY POSITIVE FROM AUX 1 RELAY CONTACTS Engine Oil Pressure Temperature amp MIL Systems Gas LPG Engine Oil Pressure ENGINE OIL BATTERY Touch Panel PRESSURE SWITCH NEGATIVE Control Board S4 9 13 BLK LOW ENGINE OIL PRESSURE LAMP B amp C CLOSED LOW OIL PRESSURE B amp A CLOSED OIL PRESSURE OK Touch Panel NEGATIVE Control Board ENGINE m TEMPERATURE 12 12 SWITCH 13 BLK Engine Temperature Switch BATTERY 52 OPEN BELOW 220 CLOSED ABOVE 220 F Wiring Color Codes Unless otherwise marked Tan 6 s Grey 9 wie 98 Malfunction Indicator Lamp SWITCHED BATTERY POSITIVE FROM FUSE 1 Refer to the Engine Schematics MIL SIGNAL FROM ECM PIN 80 GREEN YELLOW MIL CHECK ENGINE ENGINE LAMP HARNESS CONNECTOR M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting Engine Oil Pressure amp Temperature Systems Diesel Engine Oil Pressure Switch This drawing shown with key switch ON and engine running BATERY RE es a POSITIVE BATTERY FROM NEGATIVE AUX 1 ENGINE OIL RELAY PRESSURE SWITCH CONTACTS Touch Panel S4 Control Board PIN P1 19 13 BLK LOW ENGINE O
106. ent 1 11 Brake pedal Check adjustment 1 14 Hopper lift arm pivots Lubricate SPL 2 5 Hopper door pivots Lubricate SPL 2 400 Hours 1 Engine Clean and re gap or replace 4 spark plugs Replace air filter 1 Replace fuel filter 1 800 Hours 10 Hydraulic reservoir Replace filler cap 1 1 Engine Check timing belt 1 Hydraulic hoses Check for wear and damage All 1 18 Cooling system Flush WG 2 13 Propelling motor Torque shaft nut 1 13 Front wheel Torque wheel nuts 1 15 Battery Clean and tighten battery cable 1 connections 1000 16 FaST system filters Replace 2 Hours 1200 10 Hydraulic fluid filter Replace fluid filter 1 Hours 2000 1 Engine Replace timing belt 1 Hours 2400 10 Hydraulic fluid reservoir Replace strainer outlet 1 Hours Change hydraulic fluid HYDO 1 NOTE Change the hydraulic fluid filter and suction strainer indicated after every 800 hours for machines NOT originally equipped with TennantTrue premium hydraulic fluid See Hydraulics section LUBRICANT FLUID EO HYDO WG SPL Engine oil TennantTrue premium hydraulic fluid or equivalent Water and ethylene glycol anti freeze 34 C 30 F S pecial lubricant Lubriplate EMB grease Tennant part number 01433 1 5W30 SAE SG SH only NOTE More frequent maintenance intervals may be required in extremely dusty conditions M30 SERVICE INFORMATION Maintenance amp Repair FRONT WHEEL SUP
107. es Unless otherwise marked of Wire Number SV 10 is controlled PWM A higher duty cycle more Brush Pressure LED s lit on Touch Panel will result in more brush down pressure M30 9003947 6 08 s s feed 75 Home Find Electrical Troubleshooting M30 SERVICE INFORMATION Scrub Vacuum Fan ON amp Squeegees DOWN Conditions Key on engine running scrubbing system amp scrub vacuum on propel forward BATTERY POSITIVE FROM AUX 1 CONTACTS Touch Panel Control Board ENABLE VALVE 6 PIN P2 8 VACUUM FAN ON 56 PIN P2 28 SIDE amp REAR SQUEEGEES LOWER 59 TO Unswitched B Wiring Color Codes Unless otherwise marked of Wire Number 1 1O 6 Blue 8 Gray 779 we Reverse propel will turn OFF SV 4 Pin P2 6 and raise the side and rear squeegees Any condition that cancels the scrub functions will also turn OFF the scrub vacuum fan and raise squeegees CCP M30 9003947 6 08 76 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Sweep Vacuum Fan ON Conditions Key on engine running sweeping system and or sweep vacuum fan on BATTERY POSITIVE BATTERY NEGATIVE FROM ji M3A 200 mA HOPPER RELAY THER
108. euedo sow jeuur Buneuedo jeuur Buneuedo sow jeuur woy Buneuedo sow jeuur woy Buneuedo Buneuedo 69 001 EZZ 0052 ss 01 0 008 010 8 22 00t 2 221 0052 0081 6221 0052 7221 0052 8 52 0011 7221 0052 7221 0052 7221 0052 7221 0052 10 oN uo epis uo L epis uo L ol uo 5 2 010 00 0 d 1004 deews UO apiseq apis 19 ue apiseq apis ue apiseq apis ue apiseq apis ue apiseq apis apiseq apis 508760 908760 996860 996860 9965860 996860 996860 996860 9DIS OPIS Ue 4 daams uo peri ZLAS pue umop pue dn usnig apis SI OLAS 1943260 ZLAS pue 8AS 99 18 eunssaud 1 jenuey
109. ged Any time you remove a plunger it is recommended you replace the slinger washer O ring and top plunger washer The washers are a cushion for the ceramic plunger and compress when first used and the O ring will take a set to create a seal and usually will not spring back to its original shape By not replacing these parts you run the risk of breaking a plunger or having a water leak Disassembly 1 Remove the plunger retainer nut See Figure 34 2 Insert the gasket scraper between the copper washer and plunger to remove the washer See Figure 35 Acn Figure 34 Figure 35 Assembly 3 Twist and pull the plunger off the plunger rod Remove the plunger rod O ring seal and split ring with the Figure JE mechanics pick See Flgug 36 amp 37 A Remove brass slinger At this point clean any thread locker that is left on the plunger rod and retaining nut threads See Figure 38 Figure 37 Install the slinger washer See Figure 39 Install the plunger rod O ring and split back up ring Place a light film of oil on the O ring and back up ring See Figure 40 NOTE The O ring is closest to the threaded end of the rod Install the plunger by pushing straight down and twisting slightly in either direction See Figure 41 NOTE Be sure that the back up ring is fully seated Make sure you fully seat the plunger
110. ground and hardened for extremely long life and durability Oil Seals and O rings Triple lip oil seals long life and much less leak prone All are constructed of Buna N rubber The O rings have stainless steel garder springs to assure constant tension on the sealing surface Oil Drains Quantity of two 2 One in the rear cover and one in the bottom of the crankcase Oil Capacity 15 5 oz ESEE 1 Align the two key Install all four 4 Remove the red Install the Install the shaft key into the keyway and apply a light coating of anti seize on the engine shaft ways and push the pump completely onto the engine See Figure 445 Figure 4 bolts and tighten evenly shipping oil cap Figure 5 and install the black crankcase vent cap See Figure 6 appropriate unloader valve and other accessories Figure 6 Install the appropriate water inlet and discharge fittings Connect the water supply hose and high pressure discharge hose spray gun Turn on the water supply M30 9003947 6 08 M30 SERVICE INFORMATION Pressure Washer Pump Installation continued Pump Service Installation continued 9 Open the spray gun to purge the system of any air 10 11 Start the engine Adjust the engine speed and unloader valve Belt Drive Systems 1 Mount the pump securely to the base plate See Figure 7 For new installation a mounti
111. he valve See Figure 11 Figure 11 151 PW Pressure Washer Pump M30 SERVICE INFORMATION Pump Service continued Service Pumps continued Tools required 6mm hex socket ratchet 2 long screwdrivers reversible pliers 4 Use a small probe to mechanics pick and torque wrench move the poppet up and down to assure Disassembly that the valve is 1 First remove the eight 6mm head functioning properly bolts See Figure 17 that debris is stuck in the valve See Figure 12 i Hie s as shown between the Figure 12 head and crankcase of the 5 Using the f pump lifting one upand 4 mechanics pick the other down The head remove the should start to lift off of Figure 17 valve seat O ring and inspect for any damage replace if necessary See Figure 13 the plungers See Figure 18 Figure 13 3 When you remove the head you may Valve Assembly notice that some of the water seals have stayed on the plungers Figure 18 and some in the head See Figure 19 To remove the Figure 14 seals from the plungers simple turn the assemblies and pull off 1 Install the valve seat O ring squarely into the bottom of the manifold See Figure 14 2 Insert the valve assembly squarely into the port pushing it into the O ring See Figure 15 Figure 19 4 Ifthe seal assemblies are in the head use the reversible pliers to grab the seal retainer on the in
112. he gap of the spark plugs after every 400 hours of operation The proper spark plug gap is 1 mm 0 042 in TIMING BELT Gas LPG Check the timing belt after every 800 hours of operation Replace the timing belt after every 2000 hours of operation 23 Maintenance 4 Repair BATTERY Clean and tighten the battery connections after the first 50 hours of operation and after every 800 hours after that Do not remove the vent plugs from the battery or add water to the battery FOR SAFETY When servicing machine avoid contact with battery acid 24 M30 SERVICE INFORMATION FUSES AND RELAYS RELAY PANEL FUSES AND RELAYS Fuses are one time protection devices designed to protect the wire harness by stopping the flow of current in the event of a circuit overload Relays switch the electrical power going to the machine electrical systems on off Remove the relay panel cover to access fuses and relays NOTE Always replace a fuse with a fuse of the same amperage Extra 15 Amp fuses are provided inside the relay panel drawer on the relay panel Refer to the diagram below for locations of the fuses and relays on the relay panel The M10 relay for the optional spray nozzle is located behind the battery M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair Refer to the table below for the fuses and circuits ENGINE HAR
113. her Connected Case Drain Line Assembly is Energized Together O A 9 Hydraulic Hydraulic Hydraulic Variable ME is Rotating Flow Pump Motor or PWM 2 n x 1 _ Hydraulic Hydraulic Relief Valve Pressure Check Pilot Port Spring Loaded Cylinder Solenoid Valve Reducing Valve Valve Check Valve Check Valve X LI Quick Connect Restrictor or No Connection Oil Tank or Oil Cooler or Oil Filter Test Port Orifice Reservoir Heat Exchanger With Bypass TUM US EXAMPLES Non Energized Energized 9 Coils Coils Arrow indicates a PWM Pulse Width Modulated valve Circled envelope is valve position for indicated hydraulic circuit M30 9003947 6 08 125 Home Find Troubleshooting M30 SERVICE INFORMATION Scrub Sweep Head Lower Engine speed High Pressure Flow Line Suction Line 9 9 9 0 Return Low Pressure Line 777777777 777777 700 ee TT Gray items are Active Pilot Port Line i MAIN VALVE MANIFOLD energized Inactive Pilot Port Line p activated Case Drain Line d 2 Default SCRUBBING Pressure Readings Brush LEDs ON Pressure at G1 95 143 psi 6 5 9 8 bar OR3 0 140 in 3 55 mm 11 16 5 bar 280 400 psi Default SWEEPING Pressure Readings Brush LEDs ON Pressure at G1 6 14 psi 0 4 1 bar
114. key switch ON and engine running s ey a FH SAOSA imu p riens us tien d n n pi pa pa ir FROM FUSE 5 OF Refer to the Engine Schematics FROM ECM PIN 86 PINK YEL 113 BLK WHT FUEL PUMP ENGINE HARNESS CONNECTOR Speed Control Output Refer to the Engine Schematics GRAY DK BLUE TO PIN 51 OF ECM TO PIN 52 OF ECM Touch Panel Control Board GRAY ORANGE ENGINE HARNESS CONNECTOR Wiring Color Codes Unless otherwise marked of Wire Number Brown Orange Low Engine Speed High Engine Speed ENGINE SPEED Engine RPM 1350 50 2700 50 Voltage Speed 5 VDC 0 VDC Voltage Speed B 0 VDC 0 VDC sw s we M30 9003947 6 08 101 Home Find Electrical Troubleshooting BATTERY POSITIVE WHILE CRANKING FROM START RELAY M7B SWITCHED BATTERY POSITIVE FROM SHUTDOWN RELAY M6C Wiring Color Codes Unless otherwise marked Right Most Digit Color of Wire of Wire Number Ta 0 Te La E ie 4 5 Green 8 Gray 102 3 3 Fuel Pump Diesel M30 SERVICE INFORMATION This drawing is shown with key switch and engine running 77 77 PIN A ENGINE HARNESS CONNECTOR Touch Panel Control Board PIN P1 19 Home Find 67 9 ENGINE HAR
115. less otherwise marked of Wire Number M30 9003947 6 08 85 Electrical Troubleshooting M30 SERVICE INFORMATION Solution amp Recovery Tank Level Switches BATTERY NEGATIVE Touch Panel Control Board SOLUTION TANK EMPTY SWITCH 13 BLK PIN P1 11 OPEN EMPTY CLOSED NOT EMPTY SOLUTION TANK FULL SWITCH 13 BLK PIN P1 12 OPEN NOT FULL CLOSED FULL RECOVERY TANK FULL SWITCH PIN P1 13 OPEN NOT FULL CLOSED FULL RECOVERY TANK HALF FULL SWITCH 13 BLK 46 OPEN LESS THAN HALF FULL CLOSED HALF FULL OR MORE Wiring Color Codes Unless otherwise marked Color of Wire of Wire Number Gi The Float Switches must be closed for 1 1 1 5 seconds before any output is affected NE NN 4 Blue 7 s Gray we 86 M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Conventional Main amp Side Brush Solution Valves Conditions Key on scrubbing system on side brush on forward or reverse propel one or more solution LED s lit BATTERY POSITIVE FROM AUX 2 RELAY CONTACTS Touch Panel Control Board MAIN BRUSH SOLUTION VALVE SOL 7 SIDE BRUSH SOLUTION VALVE The Solution Valves are pulsed slowly to adjust the solution Gi volume Less OFF ti
116. lication NEVER use a substitute Other cleaning solutions may cause FaST system failure 5 Slide the FaST PAK carton into the FaST PAK bracket Connect the FaST supply hose to the FaST PAK hose connector 7 Scrub with the FaST system for a few minutes to allow the detergent to reach maximum foaming M30 9003947 6 08 31 Maintenance 4 Repair SQUEEGEE BLADES Check the squeegee blades for damage and wear daily When the blades become worn rotate the blades end for end or top to bottom to a new wiping edge Replace blades when all edges are worn Check the deflection of the squeegee blades daily or when scrubbing a different type of surface Check the leveling of the rear squeegee every 100 hours of operation REPLACING OR ROTATING THE REAR SQUEEGEE BLADES 1 Lower the scrub head FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Disconnect the vacuum hose from the rear squeegee assembly 3 Remove both mounting knobs from the rear squeegee assembly 4 Turn on the machine raise the scrub head and turn off the machine 5 Remove the rear squeegee assembly from the machine 32 M30 SERVICE INFORMATION 6 Loosen the rear retaining band tension latch and open the retaining band 7 Remove the rear squeegee M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair 8 Install the new
117. me more Solution LED s lit on Touch Panel will result in more solution applied to floor The Solution Valves will function only while propelling forward reverse during scrub operation Wiring Color Codes Unless otherwise marked of Wire Number Orange Low Solution Medium Solution High Solution 8 ew 9 M30 9003947 6 08 87 Home Find Electrical Troubleshooting M30 SERVICE INFORMATION FaST System ON Low Flow Conditions Key on scrubbing system on side brush on forward or reverse propel one or two solution LED s lit 79 79 FaST High Flow Valve is Gi ON only when all3 BATTERY POSITIVE 2 Solution LED s Touch Panel Belay Control Board CONTACTS FaST HIGH FLOW VALVE 79 FaST SIDE BRUSH VALVE 17 FaST WATER NEGATIVE FaST WATER 13 BLK Wiring Color Cod pco eee gi a gi denies arkeo ok FaST Water Pump has two speeds Low Flow amp High Flow When there is no input to the pump on Wire 79 White open Low Flow is selected When Tan Battery Negative is input to the pump on Wire 79 White High Flow is selected 0 Tan Battery Negative is input to the pump on Wire 79
118. n out whether the engine has been used much or not Replace the fuel lines and clamp bands every two years FOR SAFETY When servicing machine keep flames and sparks away from fuel system service area Keep area well ventilated If the fuel lines and clamp bands are found worn or damaged before two years time replace or repair them at once Bleed the fuel system after replacement of any fuel lines see PRIMING THE FUEL SYSTEM When the fuel lines are not installed plug both ends with clean cloth or paper to prevent dirt from entering the lines Dirt in the lines can cause fuel injection pump malfunction PRIMING THE FUEL SYSTEM Diesel Typical diesel fuel systems require priming to remove pockets of air from the fuel lines and fuel components This is usually required after running out of fuel changing fuel filter elements or repairing a fuel system component Air in the fuel prevents smooth engine operation This fuel system however is self priming The return line comes from the top of the injector that allows the air to escape through the return line M30 9003947 6 08 Maintenance amp Repair ENGINE BELT Check the belt tension after every 50 hours of operation Adjust tension as necessary Proper belt tension is 18 mm 0 50 in from a force of 4 to 5 kg 8 to 10 Ib applied at the mid point of the longest span A WARNING Moving belt and fan Keep away SPARK PLUGS Gas LPG Clean or replace and set t
119. nd or tension drive belt Change oil intervals Replace packing Replace plunger Check water supply is turned on Check key and tighten set screw Replace bearing M30 9003947 6 08 m T M CASO We Need Your Help As part of Tennant s Zero Defects Program we want to know about errors you have found or suggestions you may have regarding our machine manuals If you find an error or have a suggestion please complete this postage paid form and mail it to us Thank you for helping us make zero defects a way of life at Tennant Manual No Rev No Publish Date Page Machine Report Error Suggestion Name Date Customer Number Company Address City State Zip Code PRESE 2766 NIN SIIOdBSUUIW Od SAU SBI YHON LOZ GL 439 ANVdINOO LNVNN3 L SS HQQV A8 39 150 NW SITOdV NNIW v6 ON LI NH3d TIVW SSV19 15914 IVA Aldad SSANISNE S 1VS ALINN AHL NI Q3 lI VN al HVSS O N 3SV1SOd ON soul p nop m T M CASO We Need Your Help As part of Tennant s Zero Defects Program we want to know about errors you have found or suggestions you may have regarding our machine manuals If you find an error or have a suggestion please complete this postage paid form and mail it to us Thank you for helping us make zero defects a way of
120. ng rail kit is required refer to parts breakdown 2 Install the pump pulley on the crankshaft It should be as far onto the shaft as possible 3 Align the pulleys so they are in line See Figure 8 4 Use belt tension gauge to assure proper tension too much tension can cause bearing failure or damage the belts as well as cause other problems See Figure 9 Figure 8 NN Figure 5 Installation complete Winter or Long Time Storage 1 Drain all of the water out of the pump 2 Run a 509 solution of a RV or non toxic biodegradable antifreeze through the pump M30 9003947 6 08 ed e Ion 3 Flush the pump with fresh water before the next use In freezing conditions failure to do this may cause internal pump damage 5 Forlong periods of storage in non freezing areas the solution will keep the seals and O rings lubricated Service Pumps Servicing the Valves The inlet and discharge valves in this series pumps are all the same The valves are located under the six 24mm hex plugs The inlet valves are located on the lower row and the discharge valves are located on the top row of the pump head Tools required 24mm socket ratchet needle nose pliers mechanics pick and torque wrench Valve Removal 1 Remove the valve cap 2 Inspect the valve cap O ring for any damage replace if necessary See Figure 10 3 Usethe needle nose pliers to remove t
121. ns above 2 Press Sweep Vacuum Fan button to select Side Sweep Brush pressure adjust The Sweep Vacuum Fan LED is ON 3 Use brush pressure or buttons to select which Side Sweep Brush pressure level is desired Low Medium High 4 Press Sweep Vacuum Fan button again or turn key switch OFF to save new down pressure settings 1 Enter Configuration Mode 2 Press 2 3 button until C5 NO ES FAST is displayed 3 Press 0 1 button to disable ES and FaST systems DONE is displayed on LCD screen 1 Enter Configuration Mode 2 Press 2 3 button until FAST MODE is displayed 3 Press 0 1 button to enable the FaST system DONE is displayed on LCD screen Adjusts Side Scrub brush down pressures Bars on bar graph represent solenoid valve current when adjusting the down pressure Each bar indicates approximately 125mA of valve current Adjust sweeping side brush down pressure Note Only one of three Side Sweep down pressure settings can be selected The Side Brush pressure does not increase when Main Brush pressure is increased during SWEEP FUNCTION ONLY This is a set up mode that disables both ES and FaST functions This is a set up mode that enables the FaST system and disables the ES system 109 Electrical Troubleshooting M30 SERVICE INFORMATION Configuration Modes 3 of 3 To enter the Configuration mode 1 Press 4 5 and Side Brush but
122. nswitched Battery Positive SV 2 Brush Head Pressure Solenoid Valve 2 5 IP2 6 put output P2 5 SV 3 SV 6 Brush Head Down amp ON Solenoid Valves P2 6 SV 4 Squeegees Down Solenoid Valve tan output SV 14 Hopper Up Solenoid Valve utput SV 7 Hydraulic Enable Solenoid Valve P2 9 brown output SV 8 SV 12 Side Brush ON amp Extend Solenoid Valves SV 9 Sweep Vacuum Fan Solenoid Valve yellow output SV 10 Side Brush Pressure Solenoid Valve SV 11 Side Brush Down Solenoid Valve SOL 1 Solution Tank Auto Fill Water Valve SOL 2 Recovery Tank Auto Fill Water Valve SV 15 Hopper Door Open Solenoid Valve M3A Shaker Relay M4A Reverse Relay M6A Shutdown Relay SOL 3 Main Brush Head Water Valve SOL 7 Side Brush Water Valve x Detergent Pump M16A ES Pump or FaST Water Pump Relay SOL 5 FaST High Flow Valve amp FaSTPump x Gas LPG ECM OR Diesel Gov Controller Viewed from wire 8501 6 FaST Side Brush Valve 7777225555555555555 x Low Engine Oil Pressure Lamp SV 1 Scrub Vacuum Fan Valve x Audible Alarm x unused SV 13 Hopper Down Solenoid Valve unused Unswitched Battery Negative B Unswitched Battery Negative B Unswitched Battery Negative 105 Electrical Troubleshooting M30 SERVICE INFORMATION Fault Indicators The following table describes fault codes communicated to the operator A fault code is indicated by blinking a Fault LED red sounding an alarm an
123. on PARKING BRAKE The parking brake is set with the parking brake pedal that activates the brakes Check the parking brake adjustment after every 200 hours of operation TIRES Check tires for damage and wear after every 100 hours of operation FRONT WHEEL Torque the front wheel nuts twice in the pattern shown to 122 to 149 90 to 110 ft Ib after the first 50 hours of operation and after every 800 hours there after M30 9003947 6 08 39 Home Find Maintenance 4 Repair PUSHING TOWING AND TRANSPORTING THE MACHINE PUSHING OR TOWING THE MACHINE If the machine becomes disabled it can be pushed from the front or rear but only towed from the front The propelling pump has a bypass valve to prevent damage to the hydraulic system when the machine is being pushed or towed This valve allows a disabled machine to be moved for a very short distance and at a speed to not exceed 1 6 kp h 1 mph The machine is NOT intended to be pushed or towed a long distance or at a high speed Do not push tow machine for a long distance or damage may occur to the propelling system Turn the bypass valve located on the bottom of the propelling pump 90 either direction from the normal position before pushing or towing the machine Return the bypass valve back to the normal position when through pushing or towing the machine Do Not use the bypass valve during normal
124. on applied to floor Pc M M 8 Gray Low Water Medium Water and High Water and 9 White Detergent Pump OFF Detergent Pump LOW Detergent Pump HIGH 90 M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Auto Fill Solenoids Conditions Key on BATTERY POSITIVE FROM AUX 2 RELAY CONTACTS BATTERY NEGATIVE Touch Panel Control Board SOLUTION TANK EMPTY SWITCH SOLUTION TANK AUTO FILL VALVE OPEN EMPTY CLOSED NOT EMPTY SOLUTION TANK FULL SWITCH RECOVERY TANK AUTO FILLVALVE 67 OPEN NOT FULL CLOSED FULL RECOVERY TANK FULL SIGH 45 BLK Solution and Recovery Tank Auto Gi Fill solenoids SOL 1 amp SOL 2 are electro mechanical devices OPEN NOT FULL CLOSED FULL RECOVERY TANK HALF FULL SWITCH 13 BLK Machine must be in neutral and Solution Tank Gi Full Switch OPEN tank not full to activate Solution Tank Auto Fill Valve SOL 1 OPEN LESS HALF FULL CLOSED HALF FULL OR MORE Wiring Color Codes Unless otherwise marked of Wire Number La CR M Cup ko 1 __ _ Tan Half Full Switch OPEN tank less than half full to activate Recovery Tank Auto Fill Valve 501 2 Machine must be in neut
125. pattern and rotate the brushes from front to rear after every 50 hours of machine operation for maximum brush life and best scrubbing performance NOTE Replace brushes in sets of two Otherwise one scrub brush may scrub more aggressively than the other REPLACING OR ROTATING THE MAIN BRUSHES The front brush can be accessed on the left side of the machine and rear brush can be accessed on the right side of the machine 1 Raise the scrub head FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Open the outer brush doors 30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair 3 Open the inner brush doors 6 Install the new or rotated brushes by pushing down on the ends while sliding them onto the drive motor hubs 4 Remove the brush idler plates 7 If rotating the existing brushes only rotate front to rear Do NOT rotate end for end M Before 8 Reinstall the brush idler plates 9 Close the inner and outer brush doors 10 Check and adjust the brush pattern if needed Refer to CHECKING THE MAIN BRUSH PATTERN M30 9003947 6 08 27 Maintenance 4 Repair CHECKING THE MAIN BRUSH PATTERN 1 Apply chalk or a similar marking material to a smooth and level section of the floor NOTE If chalk or other material is not available allow the brush to spin on the floor for two minutes A polish mark will
126. place the air filter after every 400 hours of operation 2 Maintenance 4 Repair FUEL FILTER LPG Replace the LPG fuel filter after every 400 hours of operation FOR SAFETY When servicing machine keep flames and sparks away from fuel system service area Keep area well ventilated Disassemble the fuel lock off valve to access the LPG fuel filter LPG ELECTRONIC PRESSURE REGULATOR LPG Remove the sensor and drain the oil from the LPG electronic pressure regulator after every 100 hours of operation FOR SAFETY When servicing machine keep flames and sparks away from fuel system service area Keep area well ventilated 22 M30 SERVICE INFORMATION FUEL FILTER Gasoline Replace the gasoline fuel filter after every 800 hours of operation FOR SAFETY When servicing machine keep flames and sparks away from fuel system service area Keep area well ventilated FUEL FILTER Diesel The fuel filter removed imputities from the fuel Replace the fuel filter after every 400 hours of operation FOR SAFETY When servicing machine keep flames and sparks away from fuel system service area Keep area well ventilated M30 9003947 6 08 M30 SERVICE INFORMATION FUEL LINES Diesel Check the fuel lines every 50 hours of operation If the clamp band is loose apply oil to the screw of the band and securely tighten the band The rubber fuel lines can become wor
127. ral and Recovery Tank Gi The Float Switches must be closed for 6 5 seconds before any output is affected 7 Purple bee tenet mu ole eee e s 9 30 9003947 6 08 91 Home Find Electrical Troubleshooting M30 SERVICE INFORMATION Starting System ON Gas LPG Conditions Key turned to start position 12 VDC 1 RED t 13 BLK HII mm LI mm Le al ENGINE A BLOCK RED F6 T 1STARTER 15 MOTOR ASSEMBLY ENGINE RED TAN 87 WHITE ZA BLOCK x 9 mm umm J STARTER RELAY 1222271 i 1 RED 77 P1 LTBLUE PINKIBLACK bi 30 87 v PS as 277 16 j 51 PIN Refer to the Engine M7B ENGINE m lt _ _____ Schematics STARTER coNNECTOR RELAY 0 50 2 85 13 BLK 13 BLK 17 x SK 19 ACC 4 FUSES ore 1 9 amp 12 KEY SWITCH START Wiring Color Codes Unless otherwise marked of Wire Number 6 pue s we M30 9003947 6 08 Home Find M30 SERVICE INFORMATION Electrical Troubleshooting Starting System ON Diesel Conditions Key turned to start position 12 VDC 1 RED t 13 BLK RED Z ENGINE BLOCK
128. re adjust Adjusts main scrub brush down pressures Main Scrub mode See instructions above Bars on bar graph represent solenoid valve brush down 2 Press 1 STEP Scrub button to select current when adjusting the down pressure pressure Scrub pressure adjust The 1 STEP Scrub Each bar indicates approximately 125mA of LED is ON valve current 3 Use brush pressure or buttons to select which pressure level to adjust Low Medium High 4 Press 0 1 button to increase the down pressure OR press 8 9 button to decrease the down pressure 5 Press 1 STEP Scrub button again or turn key switch OFF to save new down pressure settings Adjusting the 1 Put the machine into pressure adjust Adjusts main sweep brush down pressures Main Sweep mode See instructions above Bars on bar graph represent solenoid valve brush down 2 Press 1 STEP Sweep button to select current when adjusting the down pressure pressure Sweep pressure adjust The 1 STEP Sweep Each bar indicates approximately 125mA of LED is ON valve current 3 Use brush pressure buttons to select which pressure level to adjust Low Medium High 4 Press 0 1 button to increase the down pressure OR press 8 9 button to decrease the down pressure 5 Press 1 STEP Sweep button again or turn key switch OFF to save new down pressure settings vao 9003947 6 08 Home Find M30 SERVICE INF
129. rear squeegee blade or rotate the 11 Loosen the front retaining band tension latch and existing blade to the new edge Be sure all the open the retaining band holes in the squeegee blade are hooked onto the tabs 9 Reinstall the rear retaining band aligning the tabs with the holes 13 Install the new front squeegee blade or rotate the existing blade to the new edge Be sure the holes in the squeegee blade are hooked onto the tabs pv e Pay 10 Tighten the rear retaining band tension latch M30 9003947 6 08 33 Maintenance amp Repair M30 SERVICE INFORMATION 14 Reinstall the front retaining band aligning the tabs REPLACING OR ROTATING THE SIDE with the notches SQUEEGEE BLADES 1 If necessary raise the scrub head FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 2 Open the outer brush doors 3 Unhook the latch on the side squeegee retaining band from the side squeegee assembly 15 Tighten the front retaining band tension latch 16 Reinstall the rear squeegee assembly onto the machine 17 Check and adjust the rear squeegee if necessary Refer to ADJUSTING THE REAR SQUEEGEE BLADE DEFLECTION and LEVELING THE REAR SQUEEGEE sections of this manual 4 Remove the retaining band from the side squeegee assembly 34 M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair 5 Remove the side sque
130. remain on the floor 2 Raise the scrub head then position the brushes over the chalked area 3 Set the parking brake 4 Press the 1 STEP Sweep button to lower the scrub head Set the brush pressure to the lowest setting and allow the brushes to operate for 15 to 20 seconds Keep the scrub head in one spot in the chalked area 5 Raise the scrub head release the parking brake and drive the machine away from the chalked area FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake and turn off machine 6 Observe the brush patterns If the brush pattern is the same width across the entire length of each brush and both brushes are the same width no adjustment is necessary 10355 28 M30 SERVICE INFORMATION If the brush patterns are tapered see ADJUSTING THE MAIN BRUSH TAPER section of this manual 10652 The brush patterns should be 75 to 130 mm 3 to 5 in wide with the brushes in the lowered position and both patterns should be the same width If the width of the brushes is not the same see ADJUSTING THE MAIN BRUSH WIDTH section of this manual 10653 M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair ADJUSTING THE MAIN BRUSH TAPER ADJUSTING THE MAIN BRUSH WIDTH 1 Loosen the four mounting bolts on the brush drive 1 Adjust the length of the drag links on both sides of housing the scrub head Lengthen the drag links to increas
131. s VY M30 9003947 6 08 18 HYDRAULICS Check the hydraulic fluid level at operating temperature daily The hydraulic fluid level should be between the two lines on the hydraulic gauge The hopper must down when checking hydraulic fluid level ATTENTION Do not overfill the hydraulic fluid reservoir or operate the machine with a low level of hydraulic fluid in the reservoir Damage to the machine hydraulic system may result Drain and refill the hydraulic fluid reservoir with new TennantTrue premium hydraulic fluid after every 2400 hours of operation Machines have a blue colored drop left photo on the hydraulic fluid label if originally equipped with TennantTrue premium hydraulic fluid TennantTrue Fluid Previous Fluid Replace the filler cap after every 800 hours of operation Apply a light film of hydraulic fluid onto the filler cap gasket before installing the cap onto the reservoir Replace the hydraulic fluid filter after every 1200 hours of operation or if the hydraulic reservoir gauge is in the yellow red zone when the reservoir hydraulic fluid is approximately 32 90 F Replace the hydraulic strainer outlet after every 2400 hours of operation HYDRAULIC FLUID There are two fluids available for different temperature ranges TennantTrue premium hydraulic fluid Extended Life Part
132. s simultaneously 2 While holding the 4 5 and Side Brush buttons turn the ignition key switch to the RUN position 3 Continue holding the 4 5 and Side Brush buttons until CONFIG is displayed on the screen then release the buttons Entry Sequence Indicator Function Notes Self Test 1 Enter Configuration Mode This diagnostic test determines the status of the Mode 2 Press 2 3 button until SELF electrical load on each output All output pins with TEST is displayed open or shorted electrical loads are displayed on the 3 Press 0 1 button to run the screen with the control board pin number and the self test condition of that output If no faults are detected an OK message is displayed Manual 1 Enter Configuration Mode Allows the technician to turn on machine functions Mode 2 Press 2 3 button until regardless of the status of the sensed inputs MANUAL MODE is displayed EX The ES pump will turn on when ES is selected 3 Press 0 1 button to select regardless of the state of the tank float switches Manual Mode MANUAL MODE OPR is displayed on screen Input Display 1 Enter Configuration Mode Each LED on the panel represents the state of one Mode 2 Press 2 3 button until INPUT ofthe control board inputs If the input is grounded is displayed 0V the associated LED is turned ON If the input 3 Press 0 1 button to select NOT grounded
133. se a TENNANT representative for more information hoist or jack that will support the weight of the machine Jack machine up at designated locations only Support machine with jack stands 42 M30 9003947 6 08 M30 SERVICE INFORMATION Electrical Troubleshooting ELECTRICAL Troubleshooting Information BEFORE CONDUCTING TESTS Read and Follow ALL Safety Warnings and Precautions as mentioned at the beginning of this manual Always use an ESD Electrostatic Discharge strap when working near the Control Board Be cautious when working near Control Board Battery voltage is always present even with Key OFF Always unhook Battery when removing or replacing components DURING TESTS Call Technical Services if Diagnostic Time Exceeds One Hour With Unknown Cause or Course of Action NOTE Troubleshooting charts may be shown with optional equipment The optional equipment may not be specified in these charts Some machines may not be equipped with all components shown Joo Cea M30 SERVICE INFORMATION Electrical Troubleshooting Electrical Schematic 1 of 8 CONNECT DIRECTLY TO DIESEL ENGINE HARNESS DIESEL GAS CONNECTS DIRECTLY TO 2007 TIER 2 GAS ENGINE HARNESS
134. side bore NOTE Use a rag so you do not mar the piston guide area twist the retainer in either direction 3 Install the valve and torque to the proper specification See Figure 16 See parts breakdown Servicing the Packings Seals To access the water seals for inspection or replacement you will first need to remove the head of the pump Figure 20 4522 T no 9003947 6 08 M30 SERVICE INFORMATION Pressure Washer Pump Pump Service continued Service Pumps continued za at e and pull and push to 2 Cee work the seal into position with your O ring which is stuck fingers not use to the manifold and 9 i i and tools you may lift out See Figure 20 amp 21 damage the seal Make sure the seal is Figure 27 5 With your fingers totally seated pull the high pressure against the head seal and head ring ring See Figure Figure 21 out of the head See 27 amp 28 Figure 22 3 Installing the 6 Thelow pressure seal low pressure seal Figure 28 is located in the brass seal retainer Using the mechanics pick go in between the seal and retainer twist and pull the seal will come out of the gland See Figure 23 amp 24 7 Remove the seal You want the open side of the seal to be pointed toward the water side of 7 the head toward the high pressure seal and the flat
135. t code indicator 1 STEP sweep button 1 STEP scrub button Scrub vacuum fan squeegee button ES Extended Scrub button option FaST button option Solution increase button Solution decrease button 10 Brush pressure increase button 11 Brush pressure decrease button 12 Filter shaker button 13 Sweep vacuum fan button 14 Side brush button option 15 Engine speed button 16 Supervisor control buttons 9 P Q N M30 9003947 6 08 M30 SERVICE INFORMATION General Machine Information Component Locator page 3 of 8 1 Hydraulic Oil Reservoir 2 Hydraulic Oil Filter 3 Reservoir Cap amp Oil Level Indicator 4 Filter Restriction Gauge or Switch S 17 5 Low LPG Fuel Pressure Switch S 8 6 LPG Fuel Tank 7 Hydraulic Oil Temperature Sensor S 20 8 Fuel Tank M30 9003947 6 08 11 12 13 14 16 _ Top View Fuel Sending Unit S 7 Fuel Pressure Regulator Fuel Filter Fuel Pump Pressure Washer Hydraulic Valve Spray Nozzle Hose FaST System Components FaST Water Pump General Machine Information M30 SERVICE INFORMATION Component Locator page 4 of 8 Sweeping Panel Filter Thermo Sentry Switch S 9 Shaker Motor Clogged Shaker Filter Switch S 18 Rear Squeegee Lift Cylinder Hopper Door Cylinder Hopper Lift Cylinder Hopper Position Switch S 6 Engine Control Module Gas LPG only Sweeping Vacuum Fan Motor Scru
136. tes Common Abbreviations M30 SERVICE INFORMATION Hydraulic Pump Flow Rates typical PROPEL PUMP ENGINE Gas LPG 2700 RPM Diesel 2800 RPM 14 5 to 15 GPM 54 8 to 56 7 LPM maximum ACCESSORY PUMPS 9 5 to 10 GPM 35 9 to 37 8 LPM 6 to 6 3 GPM 22 7 to 23 8 LPM 4 to 4 2 GPM 15 1 to 15 9 LPM PUMP PUMP PUMP 1 2 3 Commonly Used Abbreviations AU Auxiliary PM Liters Per Minute S Load Sense Motor Combustion X K M U V CYL Cylinder C C PM TX STRN Strainer V Solenoid Valve Switch V Throttle Valve V Volts Typical Hydraulic Manifold Port Markings C Hydraulic Cylinder Connection M Hydraulic Motor Connection P Pump Connection RorT Return Port To Tank G Test Port S Load Sense Port 114 M30 9003947 6 08 Home Find Hydraulic Troubleshooting M30 SERVICE INFORMATION Hydraulic Schematic 1 of 2 OrO 0 X L T 9EO O eod pe X Ox ep S d ace H b y y APIS VAS gt lt epis H IEO O F2 m 11 dn SNIHdS 22 124 EN 9 Jp a oode si Au I NJOS UID anuos uow EAS o PJO
137. the floor 4 Remove the side brush from underneath the side brush assembly 5 Place the new side brush underneath the side brush assembly and lift the side brush up onto the side brush hub until the brush locks onto the hub 30 M30 SERVICE INFORMATION M30 9003947 6 08 M30 SERVICE INFORMATION Maintenance amp Repair CLEANING THE FaST SUPPLY FaST SYSTEM CONNECTOR Soak the connector in warm water if detergent buildup REPLACING THE FaST PAK CARTON is visible When a FaST PAK carton is not installed store the supply hose connector on the storing plug to machine stop on level surface set parking brake and turn off machine 1 Open the side access door 2 Slide the seat completely forward 3 Squeeze the button on the FaST supply hose connector then pull the empty FaST PAK carton out from the compartment and discard REPLACING THE FaST SYSTEM FILTERS Replace the FaST system filters after every 1000 hours of operation Empty the solution tank before replacing the filters A 3 A a a 2 23 gt 4 Remove the perforated knock outs from the new FaST PAK carton Do Not remove the bag from the carton Pull out the hose connector located on the bottom of the bag and remove the hose cap from the connector NOTE The FaST PAK Floor Cleaning Concentrate is specially designed for use with the FaST system scrubbing app
138. tons simultaneously 2 While holding the 4 5 and Side Brush buttons turn the ignition key switch to the RUN position 3 Continue holding the 4 5 and Side Brush buttons until CONFIG is displayed on the screen then release the buttons Mode Entry Sequence Indicator Function Notes Enable the ES system also disables the FaST system LCD Display Contrast Adjust mode Detergent delivery level adjustment mode Water delivery level adjustment mode Side Brush Mode 110 1 Enter Configuration Mode 2 Press 2 3 button until ES is displayed 3 Press 0 1 button to enable the ES system DONE is displayed on LCD screen 1 Enter Configuration Mode 2 Press 2 3 button until CONTRAST ADJUST is displayed 3 Press 0 1 button to select mode SET CONTRAST is displayed on screen 4 Press and hold 0 1 button to increase screen contrast OR press and hold 8 9 to decrease screen contrast 1 Enter Configuration Mode 2 Press 2 3 button until SET DET LEVEL is displayed 3 Press 0 1 button to enter mode READY is displayed on screen 4 Press button shown below to select the desired detergent delivery level 0 1 HEAVY 2 3 NORMAL 4 5 LIGHT 6 7 OFF The selected level is displayed on screen 1 Enter Configuration Mode 2 Press 2 3 button until
139. ttery Engine Radiator Hydraulic cooler Engine Tires Rear squeegee casters Rear squeegee Scrub head skirt Procedure Check oil level Check coolant level in reservoir Check fluid level Check for damage or wear Check for damage and wear Check for damage and wear Check squeegee blade for damage and wear Shake to clean Check for damage and wear Check deflection Check for damage and wear Clean Clean ES filter Clean Clean hopper debris screen and hose Check for damage clean replace if necessary Clean Check brush pattern and rotate front to rear Torque wheel nuts after initial 50 hours only Clean and tighten battery cable connections after initial 50 hours only Check belt tension Clean core exterior Check coolant level Clean core exterior Change oil and filter Drain oil from electronic pressure regulator EPR Check for damage Lubricate Check leveling Check for damage or wear Lubricant Fluid EO WG HYDO No of Service Points 1 N Q H HB RPP of Lubricant Service Interval Key Description Procedure Fluid Points 200 Hours 12 Frontwheel support Lubricate SPL 2 bearings 1 17 Torque tube Lubricate SPL 4 12 Steering cylinder Lubricate SPL 1 1 18 Radiatorhoses and clamps Check for tightness and wear 2 11 Parking brake Check adjustm
140. ty valves spray guns etc Electric Drive Pumps Your power supply must conform to the system requirements E Never spray clean the unit with water The motor must be grounded Use GFCI plugs and receivers Do not handle the pump motor with wet hands Only use power cords that are in good condition Never pull the unit by the power cord Failure to follow these warnings may result in personal injury or damage to property M30 9003947 6 08 Pressure Washer Pump General Safety Information continued Pump Features Special Features Wet End Manifold Forged Brass Strength and no porosity long life higher hydrostatic pressures safety performance Inlet and Discharge Ports Heavy bosses for added strength Offset Discharge Ports High efficiency smooth flow Bolts Eight bolts 8mm grade 8 8 Valves Valve Caps Stainless steel on pumps rated at 3200 PSI and higher better hydrostatic loads Machined brass on pumps 3200 PSI Ultra Form Cages Durable strength and long life Poppets Seat and Spring 303 and 400 series stainless steel Packing and Plungers High Pressure Packing V style D 1 Buna N cotton duct weave base strong and tightens under load Low Pressure Seals U cup double lip Buna N for a good positive seat Support and Guides Machined brass 1 piece construction to assure proper plunger alignment and to maximize packing and seal life Plungers Ar
141. ugh pressure very low Water leakage from under manifold Slight leak oil leak ing in the area of crankshaft Excessive play in the end of the crankshaft pulley Water in crankcase Loud knocking noise in pump 158 Possible Cause s 3 Airleak in inlet plumbing 3 4 Relief valve stuck partially plugged or improperly adjusted valve seat worn 5 Worn packing Abrasive in pumped in cavitation Inadequate water 6 Worn inlet discharge valve blocked or dirty 1 Inlet restrictions and or air leaks 2 Stuck inlet or discharge 2 valve Worn packing or cracked plunger 1 Worn crankshaft seal or improperly installed oil seal o ring 2 Bad bearing 2 Worn main bearing from excessive tension on drive belt 1 Humid air condensing into 1 water inside the crankcase 2 Worn packing and or 2 cracked plunger 1 Cavitation or sucking air 1 2 Pulley loose on crankshaft 2 3 Broken or worn bearing 3 Home Find Corrective Action Disassemble reseal and reas semble Clean and adjust relief valve check for worn or dirty valve seats Install proper filter suction at inlet manifold must be limited to lifting less than 20 feet of water or 8 5 psi vacuum Replace inlet and discharge valve Clean out foreign material Replace worn valves Install new packing or plunger Remove oil seal retainer and replace damaged 0 ring and or seals Replace bearing Replace crankcase bearing a
142. ute MACHINE DIMENSIONS Rear Squeegee 1500 mm 59 in 1475 mm 58 in Frame 2745 mm roller to roller 108 1475 58 Width lt with side brush 1625 mm 64 in 1014751 M30 9003947 6 08 M30 SERVICE INFORMATION M30 9003947 6 08 SOMNATAYNS General Machine Information Component Locator page 1 of 8 Instrument Touch panel see next page Indicator panel Operating hazard light switch S 4 Spray nozzle or Pressure washer switch S 25 Engine Indicator lights Charging Oil Pressure Check Engine Glow Plugs Ignition switch S 1 Horn Switch S 22 Audible Alarm Hopper door open close switch S 13 Hopper raise lower switch S 5 General Machine Information M30 SERVICE INFORMATION Component Locator page 2 of 8 Fault indicator light Hour meter fuel indicator faul
143. voir daily The coolant level must be between the two indicator marks when the engine is cold The cooling system must be completely filled with coolant to keep the engine from overheating FOR SAFETY When servicing machine do not remove cap from radiator when engine is hot Allow engine to cool Check the coolant level in the radiator after every 100 hours of operation Refer to the label on the coolant container for water coolant mixing instructions Flush the radiator and the cooling system after every 800 hours of operation M30 9003947 6 08 M30 SERVICE INFORMATION When filling the cooling system on a diesel engine open the drain cock to bleed the air from the system Check the radiator hoses and clamps after every 200 hours of operation Tighten loose clamps Replace damaged hoses and clamps E 1 M30 9003947 6 08 Maintenance amp Repair Check the radiator core exterior and hydraulic cooler fins for debris after every 100 hours of operation Blow or rinse all dust through the grille and radiator fins in the opposite direction of normal air flow Be careful to not bend the cooling fins when cleaning Clean thoroughly to prevent the fins from becoming encrusted with dust To avoid cracking the radiator allow the radiator and cooler fins to cool before cleaning FOR SAFETY When servicing machine wear eye and ear protection when using pressurized air or water AIR FILTER Re
144. with the dirty side down gently on a flat surface Do not damage the edges of the filter The filter will not seal properly in the filter frame if the edges of the filter are damaged AIR Always wear eye protection when using compressed air Blow air through the dust filter opposite the direction of the arrows Never use more than 690 kPa 100 psi of air pressure and never hold the nozzle closer than 50 mm 2 in to the filter This may be done with the dust filter in the machine FOR SAFETY When servicing machine wear eye and ear protection when using pressurized air or water WATER Rinse the dust filter with a low pressure garden hose through the dust filter opposite the direction of the arrows NOTE If water is used to clean the dust filter be sure the filter is completely dry before reinstalling it into the hopper Do Not reinstall a wet dust filter THERMO SENTRY The Thermo Sentry located inside the hopper senses the temperature of the air pulled up from the hopper If there is a fire in the hopper the Thermo Sentry stops the vacuum fan and cuts off the air flow The Thermo Sentry automatically resets after cooling down 26 Home Find M30 SERVICE INFORMATION MAIN BRUSHES Check the main brushes daily for tangled wire or string wear and damage Replace the brushes if large portions of the bristles are missing or if the remaining bristles are 19 mm 0 75 in or less in length Check the brush

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