OWNERS MANUAL - Krendl Machine Inc.
Contents
1. 45 14 35 1 35 26 dt 2 m y Toe olololololololo D SILIO OK O 10 919199159195 sl 35 29 SS EIE S 35 7 35 27 T 9 191919 L geie 35 24 2252 35 22 35 32 35 31 003 25 5 Electrical Exploded Parts List Part Description Description 35 1 475 24 Box Electrical 35 16 420 2 Knob Blower Control 35 2 1544 Receptacle NEMA 5 15R 35 7 543 M 87 Switch Kill Red 35 3 543 M 78 Socket Schuko 16A Cover Panel 35 18 8075 2 Contact Block 22mm Green not shown 35 4 543 38 Pre Alarm System 35 19 543 M 77 Hour Meter 225 543 M 2 Receptacle RC Plug 4509 1050 35 20 433 Manual Reset 8 Amp 35 6 543 M 84 Voltmeter Digital 240V 35 21 10 Timer Relay 12 240VAC 15 2 35 7 ELU12 A 1 3 8 16 L 35 22 ELU11 5 GE Contactor Relay 25 Amp 2 35 8 151080 49 Clamp f 1 3 8 Din Rail 2 35 23 ELU10 12 Relay E Mech Control 230V DPDY NO 35 9 548 M 33 D Switch Disconnect 35 24 1530 0 4 Amp 35 9 1 54 M 33 OS Operator Handle Assy 35 25 BRKR 8 Breaker 8 Amp 35 10 543 M 22 Switch2. OWNERS MANUAL MODEL 475 55 YEARS OF AMERICAN INGENUITY KRENDL MACHINE COMPANY 1201 SPENCERVILLE AVE DELPHOS OHIO 45833 TELEPHONE 419 692 3060 FAX 419 695 9301 E MAIL krendl krendlmachine com WEB SITE www krendlmachine com CONGRATULATIONS ON YOUR PURCHASE KRENDL EQUIPMENT MODEL 475 5 MANUAL FOR ASSURED SAFETY AND CONFIDENCE PLEASE READ THIS MANUAL CAREFULLY BEFORE INSTALLING AND OPERATING YOUR MACHINE E MAIL ADDRESS IS krendi krendlmachine com WEB SITE 15 www krendlmachine com Table of Contents PAGE HINT AC LIN E ts ae ge GE ESEN ta 1 GENERAL SAFETY INFORMATION 2 3 DOES SSR ors ee ee 4 5 WARRANTY GAO 6 RETURNED GOODS PROCEDURE and SPECIFICATIONS 7 BASIC 5 8 OPERATING INSTRUCTIONS Macho MOOKUD 054414 254454 doa TO ROO ee T 9 10 Electrical 11 12 Mechanical 05 12 13 GENERAL 14 17 TROUBLESHOOTING assesses ssa Sak d cde eet de 18 LOTO MT 19 20 LADDER 21 22 CT 23 27 Be o Eg ete B dic ge Ge EE geta 28 SERVICE 29 GORRI MODEL 475 INTRODUCTION Thank you for purchasing a KRENDL INSULATION MOVING MACHINE W
3. Al A2 AGITATOR TIMER Rev Date 11 13 14 Page 21 MODEL 475 230 VOLT 50 HZ gt SINGLE INPUT p D L1 d 012 DISCONNECT N Ul DISCONNECT SWITCH 6 5 IN 5 UT lt SWITCH 11 8 AMP FOR 7 AMP BLOWER TS m E E az rn BK 1 C4 250 m um ESS TLET mim lt 300V VOLTMETER gt 1 5 Start Button C3 CB 230V AGITATOR E mi 6 21 14 LIMIT E STOP SWITCH C3 1 AMP 2 l 4 bak dk d a BK2 100VA 24 VAC C5 OFF BLR REMOTE BLR AGT 2 C2 gt Ro ASBL AGITATOR C1 TIMER jue e 15 18 02 id 24 ON OFF gt gt OUTLET HOURMETER 1 2 Remote Hand Pendant AGITATOR RELAY 01 2 451 2 Rev Date 11 13 14 Page 22 MODEL 475 EXPLODED PARTS 475 Machine Rev Date 11 13 14 Page 23 Item 2 3 4 5 1 5 2 6 7 8 9 10 10 11 12 13 14 15 1 15 2 15 3 17 18 1 18 2 1
4. en QU es E O gt L o H INVIN3d c ALONAY E E e IGI um m dOL 401 MWOLLOB s OLIV E E E E E Sy E Ee e 434018 Oc lt S 33 018 957 201 HIL 143 O 245 052 o 162 250 5 440 Kk AGk EZ 5 gt 4565 1031 rua 21850 35 5 T 110434 S 25 NOLLOV LOVLNOJ 41 Y3NYO4SNVYL a it SP HOLINS YOLIATAS NOLLISOd f 5 u gt E LJ LJ a a L J a a MODEL 475 120 VOLT 60 HZ 7 DOUBLE INPUT INPUT DISCONNECT SWITCH 1 15 gt JN Ul NEUTRAL 15 MOTOR RESET e 500 3 6 120 VO AGITATO 24 LIMIT SWITCH DISCONNECT SWITCH ura 72 16 AMP FOR 14 5 AMP BLOWER INPUT 2 15 AM P IN PU DROPOUT RELAY NEUTRAL SA 2 CA 24V WIRELESS REMOTE OUTLET Start Button TT Tr 4 300V VOLTMETER rr 5 j 4 PANEL KILL C5 BK1 71 2 AMP H OFF BLR BLR AGT 24 1 120 VAC A H4 100 REMOTE 2 4SBL EEEa RELAY 02 24V ON OFF OUTLET beg D HOURMETER
5. pre 5 5 Di _ p ze Ea batido 888 5 5 9 ZIT X8 H Gee db E J did 254 dm T AK E LA 61 7 18 J 242 b 1 61 2 INdNI H LNVONGd ALONAU 1431 oe 401 WOLLOS SURI BUE BE BE E E TL I s T 7 4344018 det e 6185 2 lt 1 3120138 lt PT 85 26 61 04 162 252 tH 31 05 140 9 r ra A G J TN lt 310 138 Zk TE rr EEI dda S Y NOLLOV LOVLNOO 22 1 SP HOLINS 40124145 NOLLISOd F 2 5 V e 9 2 LC X badi 5 EEE X 141 15 MOTHA 3UHM JN iiis 7 N 0 N E i 4 31 18 9 10H MOTI3A m Poi TT T yoa OFZ 104 Y is NOILISOd A C on OFZ Jg m D x 062 3018 ng 8 E O T YaNOTE er E 9 33 9 9 8 Gura gt 5 2 A i DOE EEE de 0 222i de 88 L 8 lg 5 coe Jd gt 75 E y aho 2 1409 40100 JAIM 5 p 3 4 HOLIMS 7 28 u 2 08 51 as NOLLNG 9 210 EEEa dE 25 1855 1129 N O 19715 ereti
6. 54 6 VARIABLE SPEED HOURMETER CY REMOTE MANUAL OFF 54 20 54 4 ALARM BLOWER EMERGENCY lt o sm avery e 54 6 MOTOR 34 71 B E 5 BLOWER CONTROL or 34 10 34 13 5 34 15 94 1 E 54 27 daga 21 34 29 5 RUNE 34 7 34 28 54 26 daa 34 24 34 24 h JDE 34 5 Electrical Exploded Parts List Part Description Description 475 23 Box Electrical 34 15 419 A Blower Control 120 60Hz 2 132 B Receptacle NEMA 6 15R 34 16 420 1 Cover Blower Control 2 1544 Receptacle NEMA 6 15R 34 17 420 2 Knob Blower Control 2 543 M 38 Pre Alarm System 34 18 543 M 46 Switch Kill Red 543 M 2 Receptacle RC Plug 8509 1050 34 19 8075 2 Contact Block 22mm Green 543 M 83 Voltmeter Digital 120V 2 Kill Switc
7. chain s belt s sprocket s pulley s bearing s cable s battery ies filter s fan s etc The Company s obligation under this warranty is limited to repairing or replacing at Company option any partthat is determined by the Company to be suffering from a manufacturing defect The Company at Company option will provide any required parts and labor to the Buyer If the equipment or parts must be returned to the Company for repair all transportation costs shall be the Buyer s responsibility THIS LIMITED WARRANTY IS EXPRESSLY IN LIEU OF ANY OTHER GUARANTEES AND OR WARRANTIES ORAL OR WRITTEN EXPRESSED OR IMPLIED INCLUDING WITHOUT LIMITA TION THE IMPLIED WARRANTY OF MERCHANTABILITY NO WARRANTY EXPRESS OR IMPLIED OTHER THAN THE AFORESAID WARRANTY IS MADE OR AUTHORIZED BY COM PANY COMPANY SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES TO PROPERTY OR INJURY TO ANY PERSON OR COSTS ASSO CIATED WITH LOSS OF PRODUCTION RESULTING IN LOSS OF REVENUE PROFITS OR LOSS OF EQUIPMENT THROUGH THE USE OF THIS EQUIPMENT Note Special job circumstances incurring costs for specialized repair and next day delivery of parts will not be reimbursed by the manufacturer unless authorized by factory Rev Date 11 13 14 Page6 MODEL 475 RETURNED GOODS PROCEDURE IF MACHINE WAS NOT PURCHASED DIRECTLY FROM KRENDL MACHINE COMPANY CONTACT YOUR SUPPLIER DISTRIBUTOR When returning product
8. Damage to motors and other electrical parts will result voiding warranty Check voltmeter s on Main Control Panel when machine is running Rev Date 11 13 14 Page 10 MODEL 475 Electrical Operation PRESS KILL SWITCH TO IMMEDIATELY STOP MACHINE AT ANY TIME 1 Make sure Kill Switch is out by turning See Illustration B 2 Turn black Main Disconnect Switch to ON position See Illustration B Set 4 Position Selector Switch to OFF See Illustration B 4 Press green start Button Machine will not run unless start button is pressed after Kill Switch is out and red Main Disconnect Switch is on See Illustration B 5 Select operating mode on 4 Position Selector Switch from one of the following options Remote Remote control hand pendant will control machine Off Machine will not run overrides remote hand pendant Blower Only the blower will run continuously manual control at machine Agitator Feed Blower Both the blower and the agitator feed will run continuously manual control at machine Main Control Panel lid closed 4 Position Blower Control Hourmeter Motor Reset Selector Switch Alarm Voltmeter iln REMOTE MANUAL 1 pre a Kill Switch Turn to release Start Button Green Main Disconnect Switch Red Illustration 6 When operating in Remote mode the 4 Position Selector Switch must be set to Remote position See Illustration B 7 Remote control hand pendant positions
9. Ohio 45833 U S A E mail krendi krendimachine com Web Site www krendlmachine com For your protection in the event of theft or loss please fill in the information requested for your own records This information will be needed for in warranty repairs You may also want to attach a copy of your invoice Machine model number Blower motor manufacturer Serial number Gear motor manufacturer Blower s serial number s Gear motor serial number Supplier Date of purchase The model and machine serial numbers are located on the hopper of the machine unit The blower and gearmotor serial numbers are located on the motor housing of each unit Rev Date 11 13 14 Page 1 ERRIRE MODEL 475 GENERAL SAFETY INFORMATION Important Read all instructions before operating this unit This equipment can be potentially dangerous and must be used in strict accordance with instructions Disclaimer Notice The manufacturer will not legally responsible for any injury or damage resulting from the improper use of this equipment or the failure to follow instructions Unpacking Handle cartons with care to avoid damage from dropping or bumping Store and unpack cartons with the correct side up Completely remove machine from the packaging and from any shipping pallet or skid to which it mightbe attached In addition completely remove all shipping materials from inside the machine including wheel package manual A General Safety 1 Readthi
10. 4 Position Selector 35 26 BRKR 1 Breaker 1 Amp 35 11 543 M 15 Contact Block Selector Switch 35 27 151080 61 Terminal Block Small 4 white KA 1 not shown 35 28 151080 62 Terminal Block Large 4 35 12 543 M 16 Contact Block Selector Switch 35 29 543 M 17 Connector Conduit 1 2 Straight red KA 3 3 not shown 35 30 391N A 3 Locknut Steel Conduit 1 2 not shown 35 13 543 M 86 Pushbutton On Green 35 31 12 3 5SJ M 12 3 SJ w Brown Blue Green Yellow 35 14 419 B Blower Control 230V 50Hz 35 32 ELU06 9 Plug European 35 15 420 1 Cover Blower Control 35 33 ELU06 1 Cover Transformer not shown Rev Date 11 13 14 Page 27 MODEL 475 GLOSSARY BRIDGING Tendency of insulation to cling in the hopper forming an air pocket above the airlock This hinders the normal feeding process of the machine CFM Cubic feet per minute A measurement of volume or quantity of air flowing at a certain rate or air moving capability of a blower It is the volume of air moved per minute Higher volume provides increased coverage and velocity of insulation as it leaves the hose COVERAGE Refers to the amount of insulation coverage usually measured in square feet according to the R value desired This information is given on the insulation package PSI Pounds of pressure per square inch The force exerted on a surface by air liquid High pressure blowers push the insulation through the hose Higher pressure provides less hose
11. Be Safe Keep work area clear of debris Be Safe Wear proper safety equipment including protective gear such as respirators eye and ear protection e Be Safe Violation of the Owner s Manual or safety precautions may void warranty A Make Sure Hopper is empty of foreign objects before starting Adequate electrical power is supplied or damage to unit will result Blower filter is kept clean and in place when blower is on Machine is turned off immediately if hose is plugged or blower will overheat e Machine must be on before adding insulation Blower s must be on when agitators are running or machine will bind Agitator motor is not run with hopper empty for more than a few minutes or damage to seals will result Sprockets chains belts and pulleys are correctly aligned and tensioned Pieces of bag are not left in the machine as this can bind and stall your machine This machine should only be used with good quality insulations that are dry undamaged and that meet a certain industry specification or quality standards e Setscrews on tension bar inside hopper have not backed out due to vibration This could cause material to get underneath the base and damage motors Failure to check will void the warranty on motors Rev Date 11 13 14 Page3 MODEL 475 DECALS es Fiber Movi ng y oS d E ir REH DL COMPLY ETE LETE REED E HSn E
12. foreign matter Important If a slight bead does not form indicating a failure of lubrication or if bearing shows signs of wear replace bearing Rev Date 11 13 14 Page 15 MODEL 475 General Maintenance cont AIRLOCK BEARING REPLACEMENT Remove two bolts from bearing and follow steps above for agitator bearing replacement SPEED REDUCER Periodically check oil level in reducer If speed reducer malfunctions because of improper oil level or type used warranty is voided Oil seals at input and output drives are considered to be replaceable maintenance items and can affect oil level These are available at power transmission distributors Your speed reducer has been filled with a synthetic lubricant Mobilgear SHC 320 LUBRICATION This speed reducer was filled with oil at the factory to operate within 25 F to 113 F ambient temperature This reducer will not require regular oil changes under normal industrial operating conditions However if the reducer is operated in severe environments i e high or low temperatures high altitudes oil changes may be required AGITATOR MOTOR If agitator motor runs hot unit may shut off Wait for motor to cool then activate the manual reset on Main Control Panel by depressing button If unit does not run properly refer to troubleshooting sections of manual The agitator motor should start quickly and run smoothly If not shut motor off immediately and check the cause Low vol
13. hopper should be well broken by hand to assist agitator action Caution Never put hands in hopper when machine is running or force feed material by pushing down on insulation When assembling unit make sure remote control hand pendant switch is in the off middle position and close slidegate 1 Connect power to Input s located on side of Main Control Panel See Illustration A On double input units both inputs must be supplied with power from two separate sources for unit to work properly The 15 amp plug Input 1 must be plugged into one circuit and the 15 amp plug Input 2 plugged into a separate circuit See instructions below a For 120volt 60hz models the extension power cords should have an input wire gauge size of 1112 3 for both 15 amp inputs not exceed 50 in length See Voltage Drop Chart on page 10 b For 230volt 50hz models the extension power cords should have an input wire gauge size of 1112 3 for the 16 amp input not exceed 50 in length See Voltage Drop Chart on page 10 Hand Pendant Remote Cord DUM 24 VAC ON OFF Located this side ERE Agitator Feed Main Control Panel Wireless Remote Outlet Slidegate Control Remote Control Outlet Illustration A Rev Date 11 13 14 9 GREEN MODEL 475 VOLTAGE DROP CHART Typical voltage drop values based on conductor size and one way length 60 C termination and insulation 12 AWG 10 AWG 8 AWG 6AWG 4AWG 3AWG 2
14. will be selected from the following BLOWER FEED operates both blower motor and agitator feed motor simultaneously OFF middle position all functions stop BLOWER operates the blower motor only 8 If using optional Internal Wetting System IWS connect IWS cord to 24 VAC Outlet on Main Control Panel See Illustration A 9 Adjust blower and slidegate to desired settings See page 12 and 13 Rev Date 11 13 14 Page 11 GORRI MODEL 475 Electrical Operation Cont 10 To adjust alarm time for agitators and blowers follow the procedure below See Illustration C a Unplug machine from power source Main Control Panel lid open 0 Turn off red Main Disconnect Switch loosen two screws in door and open Main Control Panel lid c Turn Timer Relay knob for agitator timer on left to de sired setting clockwise to increase warning time d Turn Timer Relay knob for blower timer on right to de sired setting Note by turning blower relay knob clock wise by 1 sec more than the agitator relay it will re duce hose plugging and power draw Agitator Alarm Timer Relay left e Close lid tighten two screws in door plug in machine Blower Alarm Timer Relay right turn on red Main Disconnect Switch and press green Illustration C Start Button f Retest machine Mechanical Settings Your machine contains blower and slidegate controls used to adjust your machine for each application and type of insulatio
15. 5 071 uotuuo JUHM 9 rit O Q punog yog 3349 SR 5 555 ha 5 6 d d S Era SEE 9 152 SE x f Seed t 3409 40100 HDLIMS pe EM eem eea 0 IK as Noung P 2 85 610 119 NN 5 B 18715 i r ussr TIO 15 17857 eut hl KIM SI O EREZESU IE 4957 1167 d a AEA L ulS 1 7855 722 1715 A 51 HOLIMS nny ADA 222 51 81 rs vix d ESS E O 5 2 UM A al G 55 1 gas N 10 115 Cua GO 1957 15957 4957 2 1157 L SESZ 1858 67185 KZEKO 10 131110 A 319V143934 11033 IS coje 131100 310434 8531331 JVA OZI 20 2 131100 60 2 81112 19 911979172 V C9 0N 19 UREN dWv S1 LNdNI ev 19 0 72 oV 19707 YO ev C2 CV 72 ov 2 cO MODEL 475 120 V A C Double Input Q HA UEU 2 2 TE 21 5 e b Ga 19390250 D 1 35 2 x vf 4 2 de 454 d is de 5 edate PRI ee 7 P CV Y2 CY GROS 12 ER 4 0 40108 0 1X 1l 0 413 ically disconnect machine from power source and check all electrical connect 0334 4OIVIIOY HUM 440 NO 72 Be t0 Wt e T hertzainak 4 gt gt
16. 8 3 18 4 18 5 19 20 20 21 21 1 21 2 21 3 22 23 24 25 26 26 1 26 26 1 27 Part 475 5 R4 5 5 9 23 99 575 7 565 563 564 42562 5 40 518 1 5612 408 G 408 J 409 F 113 A 337 42518 1 FSB037 FWO008 FWO007 9 910 5 5 15 P 475 1 R2 475 3 475 4 426 426 6 109019 14 42524 42537 199 189 432 FSB120 40052 FSB092 475 6 R1 475 8 450 FN015 475 21 A 47501 475 22 512 1 47502 Rev Date 11 13 14 MODEL 475 475 PARTS LIST Description Base Hopper Latch Pull 2 Agitator 2 Housing Flange 2 Bolt 1 Stamped 8 Bearing 1 Bore 4 Insert Only Seal Felt 1 4 Filter Blower 6 1 4 x 6 1 4 40 Sprocket 18T x 1 2 Key 1 4 x 1 4 x 1 2 Blower Motor 14 amp 2 stage U S Blower Motor 7 Amp 2 Stage Overseas Spacer 2 3 16 Blower 3 only 1 shown Gasket 2 STD 3 16 Clamp 2 Hose 5 2 Hose 22 long SB 5 16 18 x 7 8 HMS 4 Lock Washer 5 16 4 Flat Washer 5 16 4 Guard Bottom Guard Chain Airlock Chamber with Rotor Plate Top Airlock 6 Seal Airlock 6 Seal Felt 3 4 2 Bearing 2 Bolt 3 4 2 Chain 40 x 58 Chain 40 x 26 U S Chain 40 x 27 Overseas Master Link 40 2 not shown Half Link 40 1 not shown sprocket Idler 40 17T x 5 8 2 SB 5 8 x 3 4 Shoulder Bolt Nut 1 x 1 2 1 2 13 Plated 2 SB 5 8 x 1 Shoulder Bolt Slidegate Crankrod Handle f Cran
17. AWG 19 141 074 049 0 025 019 11744 11 04 046 05 0252 DT 967 044 020 02 04 AMPERES 50 FEET 20 _30_ RE gt ce LAWS AMPERES 20 30 40 50 60 20 30 117 75 FEET ZE 10 AWG BEE save 4 AWG 2AWG 1 94 AMPERES 100 FEET LANET CANE saws saws 7 20 790 4ol 513 pun ze B EO gg L8 1 37 294 233 1 86 125 FEET pT r p OS A SAWS AWC AMG AMPERES 20 988 621 391 246 15 7121 097 0 77 e 1 MEL Sisi is 150 FEET Leur et 12AWG 10 8 AWG 6AWG TUN DANG RENS a NN a Ex A two wire 20 ampere circuit using 12 AWG with a one way distance of 25 feet will drop 1 98 volts 120 volts 1 98 volts 118 02 volts as the load voltage 230 volts 1 98 volts 228 02 volts as the load voltage Caution Operating unit with less than required voltage or inadequate generator size will result in damage to electrical components This machine is marked with the correct input voltage on inputs located on the side of the Main Control Panel Note Agitator motor and blower should only be operated with steady or constant flow of electricity Do not operate machine with less than required voltage
18. S ES DONO ENB EZEZ Pa LMG NK Ed ES EIE DE Model 475 Manufacturer information is provided here along with machine model and serial number KMC 045 R 1 5 KRENDL Note This equipment to be used in the application of Cellulose Fiberglass and Rockwool Insulation Notice For assured safety and confidence please read the manual before operating If no manual is provided a free download is available at www krendlmachine com or by contacting Machine Company at 419 692 3060 Warning NEVER HANDLE ANY KIND OF ELECTRICAL CORD OR DEVICE WHILE STANDING IN WATER WHILE BAREFOOT OR WHILE HANDS AND OR FEET ARE WET DO NOT USE ELECTRICAL DEVICES IN INCLEMENT WEATHER DANGEROUS ELECTRICAL SHOCK OR DEATH WILL RESULT Identifies what type of insulation should be used with this machine and that the manual should be read before operat ing Warns to be careful around electrical components This can cause serious injury or death CLOSED e 5 1 L E ST ARE Identifies position of material feed gate INSPECTED BY Indicates which employee inspected the equipment and on what date CAUTION FAILURE FILTER CLEAN RESULT IN DAMAGE BLOWER MATERIAL FEED GATE Indicates which way opens and closes the material feed gate which in turn controls the production and specifies that keeping the filter clean will result in lo
19. al output slow to main control panel a Adjust slide gate down turn up blowers 4 This is a single input machine requires one 16 amp 230VAC b Check pressure for worn or damaged seals plugs Turn on power disconnect switch and monitor digital c Check to make sure hose is not plugged or damaged voltage meter on panel Adequate power must be at 3 Agitator bliower shuts off all times a Check for proper power cord gauge and length 5 Turn 4 position selector switch to REMOTE CONTROL for cord b Check output wattage if using generator control OR AGITATOR BLOWER for MANUAL CONTROL c Check power supply to make sure power inputs on 6 Turn variable blower controls on separate circuits 7 Pull out Emergency stop button and depress green start button 4 BLOWER MOTOR running hot 8 Open material slide gate to desired position UNPLUG POWER SUPPLY Clean filter Blow out surrounding 9 Turn agitator biower on first pre break first 1 2 bales of material area with air hose to create baseline of conditioned material Load additional bales 5 AGITATOR MOTOR running hot of material into hopper Note Material slide gate and variable a Check voltage meter for proper power supply blower controls may need adjusted due to elevation or distance b Check for fiber around motor and clean Provides the necessary instructions to properly operate and troubleshoot the machine Failure to follow these i
20. any damp or highly conductive area metal decking or steel work Reference NFPA 79 70E or OSHA safe work practices when performing energized work procedures Rev Date 11 13 14 Page2 2 RENDL MODEL 475 Safety Caution Safe Keep away from moving parts e Be Safe Make sure all guards and hopper bar are in proper place before operating machine Guards and safety devices switches should not be removed modified or by passed Hands should never pass below hopper bar Be Safe Do not remove motors or lift hopper when unit is connected to power supply Be Safe Make sure machine is properly grounded Protect all electrical supply cords from sharp objects moisture and other potentially hazardous materials Keep power cords in good repair Electrical service must be performed by a qualified electrician Be Safe Disconnect power supply before inspecting or adjusting unit e Be Safe Consult a qualified technician to answer questions before attempting to operate or injury may result e Be Safe Do not operate machine alone e Be Safe Donot leave machine unattended and energized Be Safe Turn machine off and disconnect electricity before clearing and feeding jam or attempting to remove any object dropped in the hopper e Be Safe Keep hands loose clothing jewelry and hair away from agitators gears chains and other moving parts e Be Safe Use proper lifting when moving insulation and loading machine
21. c UNDER tions Remove hopper from base unit Check airlock rotor plates for Zo T A damage bent If damaged bent the entire airlock will need replaced Refer to Airlock Replacement below Take out rubber seal by removing the three plate fastening bolts and top plate Install new seal Seal should be inserted tight against the rotor plate pressing the lower tabs of seal down under the adjacent seal with a flat blade screwdriver See Illustration E Before tightening bolts make sure all bolt holes are aligned while d each side of seal is equally pressed against the end plates Seal should be bent backwards for counterclockwise rotation AIRLOCK REPLACEMENT 1 Remove the chain guard chain and hose from airlock 2 Lay machine down and remove bottom guard and two bolts that secure airlock to machine Take note of electrical con nections and unhook gearmotor drive wires 3 Remove airlock from machine 4 Remove top plate and seal from rotor Check seal and top ace plate for wear and or damage See Illustration F REDUCER E epROCKE 5 Remove gear motor and bearings from old airlock 6 Install gearmotor and bearings on new airlock Tighten set Illustration screws on locking collar of bearings See Illustration F 7 Install seal and top plate As seal and top plate are installed press bottom tab of seal under adjacent seal with flat blade screwdriver Se
22. de m BGS OEE o T 2415021105 29 17159 a 51 HOLIMS o g 2051 81 151 44 O bei T A 1995 8959 NIO 1 IS E Ji T 4 1857 easy 95 2 1157 8 18 4 957 96 c 5557 1 4957 O B T N _ m Ek M L 4 1 1 I _ O LO L n AL wio vaise M 10 1 131110 LH 210 2395 e 317193233 310 38 p O LO 110 aS 3359 0 GO 031 2 030 TEN 29 ag Q H211MS 3S e ama wuni3y so e 131100 o TFI 7 7 193009510 L lr qon geia e EUAN 310434 SEO so egg Eee d TIT gt o sa 00 2 18 uu bids hi PE TIE Tous Fener da d SOT ug u Ld D um MM Ed LA SA ZA 1 I 1 5 t gt 5 ST o 99 Hr 5 stoja x Ed NMOSNB 5 S 7 58 5 91 1NdNI 10H 1 IVA OFZ N m m DIO 20 131100 DA SOLVIOY O dale HLIM 440 NO OVA FT m M g 5 OO r1 ORNO OO dk ei GZ 2 WH T1L0 a n gt 3 3 2 E EG Kf ob J bg tae Th N Ed C 9 gt ma S E Gils euo D C10 P 1 e 22 59 2 TE gt Cet 18 H N LO Gida GEO g i d 8 J dd 2 D 2 a e Rn 82 5 om L
23. e Illustration E 8 Install weather stripping on top outer edge of airlock See Illustration F 9 Place airlock back into machine and reattach with bolts Reinstall chain and sprocket NOTE When inserting airlock back into machine make sure back lip of airlock slides into airlock track then fasten bolts Also make sure slidegate is in slidegate track Rev Date 11 13 14 Page 14 475 AIRLOCK ROTOR DRIVE END Illustration E PLATE MOTOR O St HEE 5 5 MODEL 475 General Maintenance cont Make sure seal and top plate are assembled on correct side of rotor plate before assembling in airlock Seal should press backward towards top plate when installed correctly into airlock chamber The airlock runs counterclockwise viewing it from the sprocket drive shaft See Illustration E Caution If installed improperly damage to seals will result and put undue stress on agitator motor This causes overheating and poor production Seal should be bent backward to allow for a counterclockwise rotation of rotor CHAIN 40 Nickel Plated ADJUSTMENT A smooth operating chain drive should have a slight sag on the idler side of the chain New chains should be installed under slight tension as they will elongate a small amount due to seating of pins and bushings during the first few days of
24. h not shown ELU12 A Dinrail 1 3 8 16 Long 34 20 543 77 Hour Meter 151080 49 Clamp f 1 3 8 Din Rail 2 34 21 433 E Manual Reset 15 Amp 543 M 88 Switch Disconnect Assy 34 22 RELAY 10 Timer Relay 12 240VAC 15A 2 543 M 22 owitch 4 Position Selector 34 23 ELU11 5 GE Contactor Relay 25 Amp 2 543 M 15 Contact Block Selector Switch 34 24 ELU10 10 Relay Contactor Relay 120V Control 2 white KA 1 not shown 34 25 1530 D Transformer 4 Amp 543 M 16 Contact Block Selector Switch 34 26 BRKR 16 Breaker 16 Amp 2 red KA 3 3 not shown 34 27 BRKR 2 Breaker 2 Amp 543 M 14 Pushbutton On Green 34 28 151080 61 Terminal Block Small 3 8075 2 Contact Block 22mm Green 34 29 151080 62 Terminal Block Large 5 Pushbutton not shown 34 30 42528 Plug Recessed Input 5 15P 2 Rev Date 11 13 14 Page 26 amp xREenDL MODEL 475 ELECTRICAL PARTS LIST 230 50 Hz SI 55 15 E VOLTMETER INPUT E HOURMETER ALARM 35 4 T VARIABLE SPEED CY RENTE MANUAL Ze OFF BLOWER EMERGENCY 5 17 MOTOR 35 20 STOP 2 da mys TATOR O CONTROL BLOWER START RESET 35 10 do y
25. haft and coat motor shaft with anti seize compound Align and insert the motor shaft carefully into the input quill A flat blade screwdriver may be helpful to keep key in place as motor shaft is inserted or centerpunch motor shaft Secure to flange with four hex bolts Caution Ifthe motor does not readily seat itself check to determine if key has moved axially along motor shaft causing interference Tightening motor to reducer with excessive pressure against key will cause premature bearing failure and overheating of motor and reducer Reconnect motor drive wires and check for correct rotation of speed reducer output shaft counterclockwise nect assemble unit for operation Rev Date 11 13 14 Page 16 ERRIRE MODEL 475 L BLOWER MOTOR Periodically lay machine on its side and vacuum any material that has accumulated around blower motor Blow out any remaining debris around motor and intake orifice of fan with compressed air This will extend the life of the blower significantly Blower filter life can be extended by occasional removing and blowing through with compressed air Filter should be replaced periodically depending on use If blower produces noise or heat refer to troubleshooting section of manual BLOWER REPLACEMENT See Illustration Disconnect power from machine Remove chain guard Loosen hose clamp on blower and slide hose off blower Take note of electrical connections on blower and unhook blo
26. hose without plugging These controls also affect the accurate blowing of insulation for spraying applications These settings control the following Density of insulation blown retro sidewall application Velocity of material impact when spraying Dust open blow Material spread rate or coverage Production rate lbs per hour blown GENERAL BLOWER CONTROL AND SLIDEGATE SETTINGS FOR OPEN BLOW With the slidegate closed turn agitator feed motor and variable speed blower control on low Fill hopper with insulation and adjust blower control and slidegate making adjustments move controls proportional to each other i e If variable speed blower control is half speed slidegate should be half open Open slidegate to allow insulation to drop into the airlock providing good production but not beyond point where hose plugs As hose length is increased the blower control speed is increased while closing the slidegate proportionally This will increase the distance insulation can be blown through the hose and improve material coverage rate while decreasing the blowing production rate lbs per hour blown These adjustments are for open blow specialty application or retro sidewall work is done refer to General Blower Slidegate Settings chart below left or fiber manufacturer See Illustration D GENERAL BLOWER SLIDEGATE SETTINGS Since specific settings need to be determined by each operator the following are
27. hroughout the manual A BASE UNIT Lower frame unit supporting F blower gearmotor airlock and hopper B AIRLOCK Traps air and insulation while providing a metered flow C MOTOR amp REDUCER Provides driving power of agitation system Increases output G power while decreasing speed of the agita tors and airlock D BLOWER Creates air pressure to blow fiber out of airlock E AGITATORS 2 Conditions insulation in the hopper F HOPPER Upper unit of machine holding insulation G MAIN CONTROL PANEL Connects with main power allowing operation of unit at machine H EMERGENCY STOP BUTTON Safety device for immediate stopping of machine C Located on electrical box SLIDEGATE Meters the amount of insu lation dropping into airlock by controlling size of airlock opening Rev Date 11 13 14 Page8 SGKRBnDL MODEL 475 OPERATING INSTRUCTIONS Machine Hook up This unit comes ready for connection to insulation hose power cords and accessories The 475 provides a direct connection to 3 insulation hose Slide hose on to outlet and secure with a hose clamp All hose connections must have hose clamps to prevent air leakage from blower to nozzle This helps to prevent hose plugging Hemove remote control cord packet accessories ect from hopper and plug remote control cord into Main Control Panel located on machine See Illustration A The first bag of insulation into
28. ies manufactured and warranted by others Warranties for purchased component parts as supplied from vendor such as engine electric motor blower gearbox transmission etc if furnished by the manufacturer of the component are on file at the Company s main office and copies will be furnished at request of Buyer Component s shipping costs prepaid shall be sent to Company who turn shall forward to vendor for evaluation and warranty determination 2 Anydefect caused by repair alteration and or adjustment performed by Buyer or customer vendor of Buyer without the express written authorization of the Company 3 The labor costs of replacing parts by parties other than the Company 4 Any machine that has not been operated and or maintained in accordance with normal industry practice and the written recommendations of the Company e g machine oper ated with an improperly sized worn or damaged hose improper or inattention to preven tative maintenance etc 5 The product has been subjected to misuse negligence or accident or results of any application or use of the blowing equipment not in accordance with the Company recom mendations This limited warranty does not cover the free replacement of component parts that become inoperative due to wear and usage and need to be replaced on a regular basis including but not limited to airlock seal s agitator s shredder s auger s fuse s switch es clutch es hose s shaft seal s
29. ith over fifty five years experience in manufacturing insulation moving equipment we have designed and built your machine with the highest quality to provide years of reliable service This manual has been prepared to help you obtain the maximum efficiency and service from your Krendl equipment The machine is designed to condition and apply insulation with the utmost in dependable performance Our primary objective is to build equipment which will provide complete satisfaction so that you may confidently recommend Krendl to others We do not manufacture or sell insulation Our interest lies only in the proper performance of the equipment we manufacture We make no recommendations or guarantees concerning various insulations CAUTION This manual contains important information regarding the safe assembly and operation of your machine We urge you to read it carefully and follow the instructions provided If your questions are not answered in this manual may we hear from you We want you to be able to operate this unit safely and confidently UNPACKING Store and unpack carton with correct side up Unpack your machine IMMEDIATELY and check for damage in shipping Place any damage claim with delivering carrier saving all packing materials for inspection Our warranty covers manufacturer s defects only DO NOT return to shipper FILL IN AND RETAIN Krendl Machine Company Telephone 419 692 3060 1201 Spencerville Ave Fax 419 695 9301 Delphos
30. krod Lock Nut 3 8 16 Motor amp Cord Assy 3 4HP 120V 60Hz U S Motor 3 4HP 120 60Hz U S Motor amp Cord Assy 3 4HP 230V 50Hz Overseas Motor 3 4HP 50Hz Overseas Gearbox In Line Page 24 28 28 28 1 29 29 1 30 31 32 33 1024 514 5 5622 4511 4487 5 5 11 57565 W 12 FWO030 ELU13 0475 ELU13 04750S RC395 D RC395 DPDT RC395 1 RC395 2 1536 109066 9 RC395 3 RC395 4 18 3 SJ 543 8 5100 CV101 Rev Date 11 13 14 MODEL 475 40 Sprocket 15T x 24T x 3 4 U S 140 Sprocket 18T x 28T x 3 4 Overseas Key 1 4 x 1 4 x 1 1 4 140 Sprocket 15T x 3 4 w hub Key 3 16 x 3 16 x 1 Axle 29 3 4 Long Pin Cotter 1 8 x 1 1 2 2 Wheel Flat Free 3 4 2 W 3 4 Flat Washer SAE 4 Electrical Upgrade 120V 60 Hz double input single 14 A blower Electrical Upgrade 230V 50 Hz single input single 7 A blower RC Cord Assy 150 ELU Style D Service Kit DPDT Switch Housing owitch Housing Cover with belt clip Belt Clip owitch Toggle DPDT Strain Relief 8 16 Plastic Screws 4 Not Shown Wire 18 3 SJ 1507 Plug 4509 1215 Flush Mount Limit Switch Check Valve 2 Page25 ZXRBDL MODEL 7475 34 1 34 2 34 3 34 4 34 5 34 6 34 7 34 8 34 9 34 10 34 11 34 12 34 13 34 14 ELECTRICAL PARTS LIST 120 60 Hz D l VOLTMETER INPUT 54 16
31. n See Illustration D for machine model and location of controls Blower control air and slidegate material feed are adjusted according to Application Openblow retro sidewall and spray on applications require varying amounts of control Type of Material Cellulose fiberglass and mineral fiber have different textures and densities that respondto machine settings Hose Corrugations or roughness of interior surface diameter length and elevation of hose will also require varying adjustments Weather Conditions Temperature and humidity may require day to day adjustment of machine settings Illustration D Blower Control Slidegate Control Slidegate Setting Rev Date 11 13 14 Page 12 MODEL 475 BLOWER CONTROL AND SLIDEGATE GENERAL SETTINGS Blower control can increase or decrease the amount of air in the system affecting the velocity speed and spread rate coverage of insulation See Illustration D The blower control dial operates clockwise from HIGH to LOW controlling air pressure and amount of air Opening or closing slidegate material feed controls the amount of insulation dropping into the airlock which changes the production rate lbs per hour See Illustration D For calibration purposes the scale located on right side of machine indicates how many inches the airlock slidegate is opened Theblowerand slidegate controls working together affect the distance insulation can be blown through a
32. nger blower life and better performances Rev Date 11 13 14 DANGER KEEP AWAY FROM MOVING PARTS Rotating parts can be dangerous You can snag clothes hair hands etc This can cause serious injury or death MADE IN ALL FIBEH MACHINES uu IR SEA TE SAFETY CAUTION IMPORTANT General safety information intended to reduce the risk of serious injury or death WARNING El THIS UNIT HAS TWO POWER SOURCES DISCONNECT BOTH BEFORE SERVICING Indicates this unit has two power sources that should be disconnected before servicing to re duce the risk of serious injury or death Tre ROTATION Rotating parts will be moving in this direction Page4 SXRBIUL MODEL 475 HOUR METER ALARM VOLTMETER INPUT 1 REMOTE MANUAL OEE BLOWER REMOTE AGITATOR CONTROL BLOWER HOUR METER REMOTE MANUAL OFF BLOWER VOLTMETER INPUT 1 AGITATOR BLOWER VOLTMETER INPUT 2 Indicates the controls that start stop and run the machine OPERATING INSTRUCTIONS TROUBLESHOOTING GUIDELINES DISCONNECT SWITCH 1 Read safety and operating instructions before operating 1 machine does not run de this unit a Check emergency stop button should be in out position 2 Attach hose and tighten clamps b Check power cords and voltage meter Depress green button 3 Make sure all controls are in the OFF position Connect power 2 Materi
33. nstructions could result in damage to the machine c us Keel Haziz 1201 Spencerville LISTED Dish DH ASO ELECTRIC GOES HEZE THRE 1 Uzei Indicates that electrical box ma chine is in compliance with UL codes KMC 01234 Part number for identification and tracking Identifies the three outlets on this side of machine Remote Control Outlet Indicates that this outlet is intended for only the remote control outlet Each time machine cycle starts an audible alarm warns EE the operator that the machine is about to come on Wireless Remote Outlet Indicates that this outlet 230 VAC 16 is intended for only the wireless remote Each 120 VAC 15 AMP INPUT e E time machine cycle starts an audible alarm warns E d the operator that the machine is about to come on 24VAC On Off Outlet Specifies the voltage this outlet is rated for Power turns on and off with Specifies the voltage and amps this outlet is rated for remote Rev Date 11 13 14 Page5 SKRBDL MODEL 7475 WARRANT Y Krendl Machine Company Company warrants to each original purchaser Buyer of its machines that such products will be free of manufacturing defects for a period of 2 years from the date of shipment to the Buyer This does not include accessories pumps blowers wall scrubbers etc No warranty is made with respect to 1 Components or accessor
34. only suggested guidelines Consultthe insulation manufacturer for additional recommendations specific to their product APPLICATION BLOWER CONTROL SLIDEGATE Open Blow High Full Open Sidewall Retrofit Low Med 1 3 Open Half Open Wall Cavity Spray Medium Half Open Commercial Spray Adhesive High One third Open Rev Date 11 13 14 Page 13 GORRI MODEL 475 Periodic preventive maintenance will add years of life to your equipment Reviewing the information in this manual will go a long way in reducing downtime Remove hopper for easy maintenance of lower base unit KEEP CLEAN During operation keep material from accumulating on Blower Filter and keep vent holes on side of machine clear of debris by blowing with compressed air Always keep Filter in place while operating machine After each use remove insulation from hopper and blow out hose Caution Be sure to unplug machine before servicing Note For certain models the gear box located on the side of the airlock may contain a vent cap Keep airlock upright to prevent oil from leaking out of vent cap AIRLOCK SEAL REPLACEMENT The purpose of the airlock seal is to trap air and until it rotates 180 to the 6 00 o clock position At S this point insulation is pushed by air from the blower out of the GIO chamber Worn or damaged seals allow air and insulation to escape back into hopper thus reducing production and cover age When it is necessary to replace seals follow these dire
35. operation Excessive chain tension or loose chain will cause shortened life of bearings chain and sprocket Chain should be kept in good condition by proper lubrication dry film lubricant Dow 321 and occasional cleaning Soaking chain in container of 10 weight oil will provide for internal lubrication of pins and bushings However excess oil must be drained and wiped away as excessive lubrication will cause insulation accumulation on chain Worn out chain should be replaced When chain is replaced worn sprockets should also be replaced preventing further damage to new chain SPROCKETS CHECK SPROCKETS FOR WEAR Misalignment and or loose sprockets and improper chain tension causes the premature wear of chain and sprockets All sprockets except the idler sprocket have been secured with a medium grade Loctite general purpose thread locker to prevent gradual movement The set screws and key are also inserted with a medium grade Loctite If sprocket is difficult to remove it may be heated with a propane torch to loosen Caution Do not overheat sprocket or damage to bearing will result A pulley or bearing puller can then be used to remove the sprocket and key Replace new sprocket on shaft with key and medium grade Loctite applied to shaft Align sprocket with corresponding sprocket using a straightedge placed along face of teeth and tighten set screw Gearmotor sprocket does not require Loctite BEARINGS AGITATOR BEARINGS in base unit are p
36. ower supply Check for worn or damaged rubber airlock seals 4 Too much dust on open blow a Open SLIDEGATE b Turn BLOWER CONTROL down 5 BLOWER MOTOR running hot a UNPLUG power supply Clean filter Blow out surrounding area with air hose See Illustration b UNPLUG power supply Check for restriction in blowing hose c UNPLUG power supply Check for buildup of insulation around blower 6 AGITATOR MOTOR running hot a UNPLUG power supply Check for insulation buildup around motor and blow out with air hose b Low voltage can cause this condition Try another electrical source c UNPLUG power supply Debris jamming airlock Rotate airlock manually and clean out d UNPLUG power supply Check for sprocket misalignment and bearing wear 7 HOSE PLUGGING a UNPLUG power supply b Turn off red Main Disconnect Switch loosen two screws in door and open Main Panel lid c Turn Timer Relay knob for blower timer on right to desired setting Note By turning blower relay knob clockwise by 1 sec more than agitator relay it will reduce hose plugging and power draw Rev Date 11 13 14 Page 18 MODEL 475 V E gt 9 pz 341415 8 gt 2 EEIN i 10H MOTI3A as ak sv HOLINS 80103135 3 Y UWI NOILISOd 03 55 aak Jo pen S 021 10H ovi J B S ea 55
37. plugging and increased compaction in side wall PRODUCTION RATE Pounds of insulation blown per hour RPM Revolutions per minute Speed at which the shaft of a rotating device i e blower fan agitator is moving R VALUE Resistance value A precise measurement of the insulation s resistance to heat transfer The higher the resistance value the slower the heat will transfer through the insulating material SETTLED DENSITY The point at which the insulation will not continue to settle further Any insulation blown will have a certain amount of progressive settling that occurs after a period of time Following the insulation manufacturers recommendations for bag rate coverage will provide useful information to accommodate for settling SETTLING Compression or compaction of insulation fibers caused by the weight of the material vibration of structure temperature and humidity cycles Rev Date 11 13 14 Page 28 MODEL 475 SERVICE RECORD Rev Date 11 13 14 Page 29 55 5 OF AMERICAN INGENUITY Made in the U S A KRENDL MACHINE COMPANY 1201 SPENCERVILLE AVE DELPHOS OHIO 45833 TELEPHONE 419 692 3060 FAX 419 695 9301 E MAIL krendlmachine com WEB SITE www krendlmachine com
38. relubricated double sealed self aligning ball bearings No lubrication is necessary If bearings produce noise or heat too hot to touch replace the bearings AGITATOR BEARING REPLACEMENT Spray area with rust penetrant WD 40 Remove sprocket See SPROCKET section above Remove the two bolts from bearing flange and outer flange from bearing insert Loosen set screws on bearing hub at each end of agitator shaft Since all set screws are installed with a medium grade Locktite a propane hand torch may be used to assist in removing them Do not overheat unit causing shaft to expand Using a rubber mallet drive agitator shaft an inch in one direction creating a space between hopper and bearing unit A bearing puller can then be used to remove the bearing Eliminate any metal burrs from shaft with file and install new bearings with felt seals Use a medium grade Loctite on set screws before securing bearing to shaft AIRLOCK BEARINGS are prelubricated double sealed self aligning ball bearings Lubrication is required at three month intervals of normal running time or sooner if bearings produce a noise or become too hot to touch Relubrication at the grease fittings is done with a lithium base grease conforming to a NLGI GRADE TWO consistency The grease should be pumped in slowly until a slight bead forms around the seals This bead in addition to acting as an indicator of adequate lubrication provides additional protection against the entry of
39. s manual carefully and become familiar with your machine unit Know its applications limitations and any hazards involved 2 This machine was designed and manufactured for specific applications Do not attempt to modify the unit or use it for any application it was not designed for If you have any questions about your intended use or the machines suitability ask your dealer distributor or consult the factory The manufacturers could not possibly anticipate every circumstance that might involve ahazard Forthat reason warnings in the manual and warning tags or decals affixed to the unit are not all inclusive If you intend to handle operate or service the unit by a procedure or method not specifically recommended by the manufacturer first make sure that such a procedure or method will not render this equipment unsafe or pose a threat to you and others A Electrical Safety The National Electric Code NEC inthe United States and many international electrical codes require frame and external electrically conductive parts of this machine to be properly connected to an approved earth ground Local electrical codes may also require proper grounding of machine Consult with local electricians for grounding requirements in your area Never handle any kind of electrical cord or device while standing in water while barefoot or while hands or feet are wet Dangerous electrical shock will result e Useagroundfaultcircuitinterrupter GFCI in
40. s to Krendl for repair first obtain a return goods authorization at which time you will be given shipping instructions The product must be shipped PREPAID Krendl Machine Company Telephone 419 692 3060 1201 Spencerville Ave Fax 419 695 9301 Delphos Ohio 45833 U S A E mail krendi krendimachine com Web Site www krendlmachine com Once the unit is received it will be inspected In warranty units will be repaired and returned immediately An estimate of repair charges will be provided for out of warranty units SPECIFICATIONS MODEL 475DL U S 475CE Overseas HEIGHT 62 157 cm WIDTH DEPTH 31 1 2 80 cm LENGTH 40 1 2 103 cm WEIGHT 355 pounds 161 kg ELECTRICAL 120VAC 2 15 amp D l 230VAC 1 16 amp 5 1 BLOWER VOLUME 140 CFM BLOWER PRESSURE 3 1 2 PSI maximum HOSE OUTPUT 3 diameter 7 6 cm MAXIMUM FEED RATES CELLULOSE 2100lbs hr 952 kg hr FIBERGLASS 700 Ibs hr 371 kg hr WARNING Recommended hose size type and length must be used to achieve maximum results Krendl cannot guarantee performance of the machine if hoses are undersized worn damaged or hoses other than those we recommend are used BEFORE YOU RUN THIS MACHINE PLEASE READ THE REST OF THIS MANUAL Rev Date 11 13 14 Page 7 MODEL 475 BASIC COMPONENTS 475 This is a view of the basic components of your 4 75 machine It shows the location of each item and gives the function of each Use this as a guide t
41. tage incorrect power supply bad bearings or misconnected wiring could cause motor failure These conditions void the motor warranty Overload conditions can be detected by checking the electrical current amperage compared with nameplate current amperage located on the body of the motor AGITATOR MOTOR REPLACEMENT See Illustration G Disconnect power from machine Remove chain guard and drive chain Lay machine down and remove bottom guard Take note of electrical connections and unhook motor drive wires Loosen hose clamp on rear airlock input tube Slide hose off airlock Remove airlock and motor drive assembly out of base Note When agitator motor is replaced reverse this procedure for assembly Remove four reducer flange bolts with a 9 16 socket wrench If bolts are difficult to reach remove reducer unit from airlock for better access Pry motor from speed reducer a slight distance using a large flat blade screwdriver placed in one of the slots where they join together Pull motor unit straight away from speed reducer retaining key If motor does not separate easily contact factory for assistance Before installing replacement motor refer to motor nameplate Check connection of new cord for correct voltage low or high and proper rotation of motor output shaft counterclockwise facing output shaft Rotate keyways of motor shaft and quill input of speed reducer to 12 00 o clock position Assemble the key 3 4 off the end of the motor s
42. wer wires Remove three bolts and spacers from machine and remove blower Reverse procedure for assembly NOTE Do not over tighten bolts on re assembly it may damage blower and void warranty BOTTOM GUARD BLOWER HOSE BLOWER HOSE CLAM BLOWER MOTOR CHAIN GUARD Illustration G Illustration H Rev Date 11 13 14 Page 17 MODEL 475 TROUBLESHOOTING IMPORTANT DO NOT attempt to service unit Contact your dealer for further information 1 If machine does not run a Make sure emergency stop button on CONTROL PANEL is pulled out and start button is pressed b Check manual reset button on CONTROL PANEL Press to reset c Check REMOTE CONTROL CORD for broken connections d Check power cords for proper connection e Check breakers inside CONTROL PANEL 2 Loud knocking sound a UNPLUG power supply Check machine agitators and airlock for foreign objects b UNPLUG power supply Check for misaligned sprockets or loose chain 3 Poor output from machine or uneven flow through hose a Open SLIDEGATE b Turn BLOWER CONTROL up c UNPLUG power supply Check for material bridging in hopper d Low voltage try another electrical source Check extension cord wire size See page 9 e UNPLUG p
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