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MODEL #500 OWNERS MANUAL

1. 46 18 22 55 2 46 19 VARIABLE SPEED ae fari 46 257 0 ssop 9191916 2 BLOWER CONTROL BLOWER CONTROL 2 2 1 2 46 15 ved hast i BTE unus le Hx 46 23 U H H 46 26 46 67 9161919 ee 46 11 EH 46 9 N 1 i 1 1 161272101 2121002 3 H 9 I jer E EN 1 s 7 46 1 46 6 46 37 46 34 77 46 30 T 46 357 46 3277 L L 46 53 46 338 71 nid Electrical Exploded Parts List Parti Description Item Part Description 543 M 31 Box Electrical 14 x 14 x7 46 20 508 2 Switch Kill 543 31 1 Plate Backing for Electric Box 4621 8075 1 Contactor Kill Switch 132 B Receptacle NEMA 6 15R 46 22 ELUO6 6 Timer 24 VAC 543 38 Alarm for Pre Alarm System 24V 46 23 ELU06 5 Relay 24 VAC 2 543 M 2 Receptacle RC Plug 509 1050 remote 46 24 ELU06 7 Relay 240V Solid State 1531 B Voltmeter 0 300V 46 25 1530 D Transformer 4A RM DINRAIL A Dinrail 1 3 8 46 26 BRKR 15 Breaker 15 2 1510
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3. 47 18 m 47 2 47 19 wma SPEED VARIABLE SPEED E n Lom 47 21 ae AES 2 g o o M BLOWER CONTROL BLOWER CONTROL m 2 ieee 47 15 PET I L eles lelele Nara 47 10 e U aS xd SISIS 5 s 47 36 Met Ttt a H H 47 26 47 27 Dou 47 9 PAN ue e 1 1 2 2 2 9 21 0 0 all I 1556666 H H 1919219 47 28 a f 47 3 En 47 6 47 37 47 30 71 IM 2 47 32 m 47 35 47 33 Electrical Exploded Parts List Items Parti Description Items Part Description 47 1 543 M 31 Box Electrical 14 x 14 x 7 47 19 4202 Knob Blower Control 2 47 2 543 M 31 1 Plate Backing for Electric Box 47 20 508 2 Switch Kall 47 3 543 M 48 Cover Plate f Receptacle 47 21 8075 1 Contactor Switch 47 4 543 38 Alarm for Pre Alarm System 24V 47 22 ELUO6 6 Timer 24 VAC 47 5 543 M 2 Receptacle RC Plug 509 1050 remote 47 23 ELU065 Relay 24 VAC 2 47 6 1531 Voltmeter 0 300V 47 24 ELU06 7 Relay 240V Solid State 2 47 1 RM DINRAIL A Dinrail 1 3 8 47 25 1530 D Transformer 4A 47 8 151080 49 Clamp f 1 3 8 Din Rail 4 47 26 BRKR 8 Breaker 8AMP 2 47 9 543 M 33 D Operator Handle Assembly 4
4. di M HOLIMS QI ZH 09 O V A 00S 13GOOlN WA 3313AL10A r WH c0 e 0 WH 1 t CURT COURS i 2 78 8 LESSE N 5 A Wi9 puss 3 4 KZ en 5 if ig eS DKS A 8 L A X 7 NIO False 7 IBSv CX AL wa cM 57 HOLIMS 40123135 2 7 2 _ Nolo Q m LB e wa byeS 29 EL 9 85 15i INS sy HOLIMS 40121135 85 01108 504 4315 18 11 am 19 91 89 L 1 19 za T AAMOTE WHMOTR 4 Page 20 Rev Date 1 18 10 M uoneasni MOTBA N33HD ANNOYS HiHY3 0317091030 10H MOTIA 020 10H 034 y G 2 ama ofc NMONMB 38 NMONE iu UJ nae 062 uouuo 3m9 ng 9 yog MOTIA N33M9 4 9 BM BM TUM 3 0 0 2 d 01 0 2 ed IM e LO Lu e
5. R 2 R 3 illustration R CARBON BRUSH REPLACEMENT for 12 5 AMP 6 AMP 230 volt 3 STAGE BLOWER See illustration S Order replacement brushes from your supplier to assure proper brush style Carbon brushes need to be replaced when excessive arcing is produced on the commutator This would be evident by an intermittent scratchy sound with loss of blower r p m Replace brushes before brush shunt touches the commutator 1 Remove Blower from Blower See Blower Replacement on previous page 2 Remove screw and shield from blower See illustration S 3 Unhook wire connected to Brush Assembly 4 Remove Brush Cover screws by inserting screwdriver through hole in blower housing and turning screw 5 Pull out old Brush Assembly and install new Brush Assembly and Brush Cover 6 Connect wire to Brush Assembly and reassemble blower shield On reassembly and handling the lead wires must be kept away from rotating parts and motor frame 7 To achieve best performance the new brushes should be seated on the commutator before full voltage is applied To seat brushes run variable speed blower control on medium speed for thirty minutes after brush change The motor will return to full performance after an additional thirty to forty five minutes running period at full voltage BLOWER CONTROL on high Application of full voltage directly after changing brushes will cause arcing commutator pitting and reduced overall life Brushes can normally
6. idegate Co Electrical Hook up for 240volt 60hz 4 WIRE EXTENSION CORD 3 WIRE EXTENSION CORD MACHINE INPUT CORD MACHINE INPUT CORD etting System VAC ON OFF tlet for Wi ernal eed reless Remote ntro 2 COMMON 120 VAC e DEDICATED INPUT EARTH GROUND T BLACK 120 VAC GRO 120 VAC REN INPUT HOT INPUT HOT RED 120 VAC DEDICATED INPUT HOT RETURN EARTH GROUND BLACK uM GREEN 30 AMP 50 AMP DEDICATED JJO EXTENSION CORD EARTH GROUND 120 VAC CREEN INPUT HOT f RED CC Ma TA Ae COMMON INPUT HOT BLAC RETURN WHITE 30 AMP SEPARATE 120 V A C EARTH INPUT HOT GROUND WHITE 120 COMMON INPUT HOT RETURN BLACK GREEN EXTENSION CORD illustration F IMPORTANT NOTE FOR 3 WIRE CORD A separate isolated ground is required that connects the frame of the machine to an earth ground source Serious injury or death may result if machine is not properly grounded If you have any further questions consult a qualified electrician Rev Date 1 18 10 Page9 MODEL 500 Electrical Operation PRESS KILL SWITCH TO IMMEDIATELY STOP MACHINE AT ANY TIME 1 Make sure Kil
7. item 44 44 1 540 540 1 MODEL 500 MECHANICAL ELECTRICAL CONTROL ASSEMBLY OPTIONS PARTS LIST Description Slidegate Assembly Slidegate 10 Crankrod Bracket 44 2 44 3 44 4 44 5 44 6 44 7 45 45 1 45 2 45 3 454 45 5 46 46 A 46 B ELU07 109068 46 ELU07 546 M 46 D ELU07 109070 47 ELUO7 109072 48 ELU95 395C D 49 50 51 51 1 51 2 51 2A 51 3 51 4 51 5 51 8 52 52 1 52 2 52 52 1 52 2 53 54 55 540 2 540 3 R1 4507 FSB078 FWO012 015 541 FSB080 2530 1 FW007 FNO11 014 543 ELUO7 544 18 3 SJ 543 M 8 1536 A 1536 1 A 1536 2 1536 2A 109066 9 1536 4 1536 5 FSB003 W 5 STD 551 1 551 2 W 5 HD 109073 1 109073 2 549 US 501 560 R3 Rev Date 1 18 10 Crankrod w Handle Bracket Handle Crankrod Pin Cotter 1 8 x 1 Washer 1 2 Flat Nut 3 8 16 Lock Pin Hinge 7 16 x 6 2 Roll Pin 5 32 x 5 8 2 Latch Bent 5 16 18 x 2 Hex 2 Washer 5 16 Flat 2 Nut 5 16 18 Hex 2 Nut 5 16 18 Lock 2 RCU 500 50HZ Special Order Only Not Shown Electrical Upgrade 120V 60 Hz double input double 8 A blowers single 8 A and single 12 5 amp blowers also available Electrical Upgrade 120V 60 Hz 20 amp 30 A input double 12 5 A blowers Electrical Upgrade 230V 50 Hz Special Order Only Electrical Upgrade 240V 60 Hz single input double blowers 8 A or 12 5 A Electrical Upgrade 230V 5
8. 46 18 46 2 4619 7 p SPEED VARIABLE SPEED 1109 46 21 46 25 TER H 46 24 gy 9 joje eje 1 NN eee i 1 BLOWER CONTROL BLOWER CONTROL ae 2 due 46 15 m 15 aes a i ROME e I 40 22 46 23 S TeTS I Mem y I 46 11 46 9 TC xul 46 29 d G H 46 14 i 25 35 I H H D H H Hll 46 31 2 e 46 1 46 6 48 37 46 30 71 IM 46 34 46 32 7 47 35 46 33 deducet 46 35 71 Electrical Exploded Parts List 4 58 71 46 350 Item Part Description nd 46 1 543 31 Box Electrical 14 x 14 x 7 Items Parti Description 46 2 543 M 31 1 Plate Backing for Electric Box 46 22 ELUO6 6 Timer 24 VAC 46 3 132 B Receptacle NEMA 6 15R 46 23 ELUO06 5 Relay 24 VAC 2 464 543 M 38 Alarm for Pre Alarm System 24V 46 24 ELU06 7 Relay 240V Solid State 2 46 5 543 M 2 Receptacle RC Plug 509 1050 remote 46 25 1530 D Transformer 4A 46 6 1531 B Voltmeter 0 300V 46 26 BRKR 15 Breaker 15 2 467 RM DINRAIL A Dinrail 1 3 8 46 27 2 Breaker 46 8 151080 49 Clamp f 1 3 8 Din Rail 4 46 28 151080 61 Terminal Block Small 3 46 9 543 M 33 D Operator Handle Assembly 46 29 151080 62 Terminal Block Large 5 46 10 543 M 33 D Switch Disconnect 40 XA324BY 46 30 543 M 23 Connector Cord Liq Tite 1 2 Straight 2 46 11 543 M 22 Sw
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10. 34 2 34 3 35 1 35 2 35 2A 35 2B 35 3 35 4 36 37 1 38 39 40 42 43 Part 4 524 567 574 1 409 409 D 408 A 408 C 408 E 408 F 337 575 4534 576 577 405 2 405 3 57801 109606 572 573 109602 109601 R1 536 1 543 M 18 543 M 75 109601 1 FSB208 Rev Date 1 18 10 BLOWER BOX ASSEMBLY PARTS LIST Description Box Blower Bracket Blower small blower Bracket Blower large blower Spacer Blower 2 small blower Spacer Blower 2 1 2 large blower Blower Motor 8A 120V 50 60 Hz Blower Motor 4A 230V 50 60 Hz Blower Motor 12 5 A 120V 50 60 Hz 3 stage Blower Motor 6 A 230V 50 Hz 3 stage Clamp Hose 2 Hose Hard Rubber 2 x 2 1 4 Hose Hard Rubber 2 x 3 Hose Hard Rubber 2 x 4 Hose Hard Rubber 2 x 4 3 4 Check Valve Assy with 2 tubes single small blower Check Valve Assy with tube outlet side single large blower Nipple 1 1 2 x 2 2 Elbow 1 1 2 x 45 Check Valve Assy double small blowers Check Valve Assy double large blowers Filter Blower Door 4 Input Clip Short Filter 2 Connector Conduit 1 2 Straight Conduit 1 2 Flexible 42 Long Cover Blower Shroud Thumbscrew 5 16 x 1 Page 33 2 4 s KREITDL MODEL 500 MECHANICAL and ELECTRICAL CONTROL ASSEMBLY OPTIONS Rev Date 1 18 10 Page34 0006 P z 29
11. Increases output power while decreasing speed of agitator airlock drive motor E BLOWER BOX Enclosure protecting high pressure blowers from contamination MOTOR Provides driving power for speed reducer and agitator airlock system AGITATOR Conditions fiber in the hop per HOPPER Upper unit of machine holding fiber MAIN CONTROL PANEL Connects with main power allowing operation of unit at machine or Remote Cord J REMOTE CORD HANGER Storage for remote control cord K KILL SWITCH Safety device for immedi ate stopping of machine illustration D L SHREDDER SYSTEM optional Increases production and coverage on all fiber products while reducing clumps that may exist various fibers M HOPPER EXTENSION optional Increases overall hopper capacity illustration D Rev Date 1 18 10 Page7 MODEL 500 THEORY OF OPERATION This unit is designed to accept all fiber materials into the hopper area of the machine passing through a multistep agitation system and dropping into the rotating airlock feeder The airlock feeder has a crankgate control providing precision feeding of fiber for open blowing sidewall blowing and spray on applications Fiber is then rotated to a 6 00 o clock position where air from the blower motor pushes fiber from the rotating chambers through the hose Material and air is prevented from escaping i
12. KRENDL MODEL 500 OWNERS MANUAL 50 YEARS OF QUALITY AND SERVICE 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 krendl krendlmachine com WEB SITE www krendlmachine com CONGRATULATIONS ON YOUR PURCHASE OF KRENDL EQUIPMENT THISIS YOUR MODEL 500 OWNER S MANUAL FORASSURED SAFETY AND CONFIDENCE PLEASE READ THIS MANUAL CAREFULLY BEFORE OPERATING YOUR MACHINE THANK YOU FOR YOUR PURCHASE KRENDL E MAIL ADDRESS IS krendl okrendlmachine com KRENDL WEB SITE IS www krendlmachine com Table of Contents PAGE INTRODUCTION oci deseo 1 GENERAL SAFETY INFORMATION 2 3 RETURNED GOODS PROCEDURE 4 WARRANTY vu ERR Ee bed to ates 5 ASSEMBLY uates uite pale endo eas Stace tis feeds 6 BASIC COMPONENTS 7 THEORY OF 8 OPERATING INSTRUCTIONS Machine 8 9 Electrical 10 Mechanical 05 11 12 GENERAL 12 16 FEEGTRIGAE SYSTEN 17 21 TROUBLESHOOTING 22 24 PARTS 25 40 GLOSSARY e a NEP E 41 SERVICE RECORD ss aai eS 42 KREMDL 1 1 1 1 0
13. go Pag h999 50 B Eras uos B g g m E By S Be SerrE RI H Ld 9 Sy HOLIMS 30123135 8s No11n8 397 9 8 p SES ga 88 684 ae H WOLLOB dol 0109 amp 5 m u n uv DA BEI 011504 7 18915 VA OSZ i ni fa aa 985 abo YOLVLIOV E W Q quu 2272 H 18 199 0190 d3N018 de IX 9 59 72 3 294 19 28 81 a Na Ng Fi 3018 2 2 e n8 ua O H r f sm a n 899a n n H S5 ES 5 HE Jelole H ARTE 18 28 Sa t aue L UAOTH 2 UBMOTH 31 lt 1 2 NOLLOV L9VINOO ceria fect rem H OLIMS 40194145 NOILISOd Y 6146 19 i 1 HOLIMS QL Qnduj ejqnog ZH 09 2 V OEZ 009 13GOMW S9JIM 9S00 10 u9X0Jq JO sjueuoduuoo pue suomoeuuoo 9119 pue JOOUUODSID Aj eoipoueg WVaH5vid 79391419373 21 Rev Date 1 18 10 KRENDL MODEL 500 TROUBLESHOOTING WARRANTY T This unit is backed by a warranty for manufacturer s defects If machine needs service during that time call your supplier immediately Do not attempt to service as this voids warranty IMPORTANT At any signs of trouble with your machine stop i
14. 1201 Spencerville Ave Fax 419 695 9301 Delphos Ohio 45833 U S A E mail krendi krendlmachine 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 Agitator motor manufacturer Blower s serial number s Speed reducer manufacturer Date of purchase Supplier The model and machine serial numbers are located on the base of the machine unit The blower s serial number s is located on the motor housing of blower Rev Date 1 18 10 Page 1 KREnDL MODEL 500 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 notbe 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 might be attached In addition completely remove all shipping materials from inside the machine General Safety 1 R
15. 19 H au amp lo NE L E 57 ED n RR ee ole ela F 340 Ho 216 SAOLE pH tono 18 28 g g E TI 2 UANOTE Ky dk iz 3103 31 83AHOJSNV3I 2 g 2 NOLLOV LOVINOO 1 SY HOLIMS 40103148 NOLLISOd HOLIMS OL ZH 09 O V A 021 9S00 JO u80Jq JO SjueuoduJoo pue suonoeuuoo YOOYD pue 1eMod 199uuoosip WVH5ViG 7991919373 19 Rev Date 1 18 10 MODEL 500 MH TIO O5 9 H 710 X8 H N 10 H INVIN3d NVH LONGE 1 44 NOLLOS 01108 p um um YOLVLIOV s3N018 33M018 330 31033 NOLLOV LOVINOO SF HOLIMS 401091945 NOLLISOd Y 9S00 JO U904q 101 Sjueuoduioo pue YOOUD pue eoJnos j2euuoosip A eoipoua d WVaH5vid 1V9IH109313 A uonexsnil 2YA 01 339 pZ 3918 MOTISA 3IIHM 92 10H MOTTA 001 10H q3 001 30H HOA 021 vowwog punoJ9 YOY 3349 1009 80105 44 108 ONNOWD
16. 6 426 7 418 448 560 7 560 3 541 8080 2530 1 FW007 FN011 FN014 589 545 189 199 Bearing 3 4 2 bolt Casted 4 Seal Felt 4 Sprocket 10T x 3 4 shredder box 2 not included w shredder box assembly Key 3 16 x 7 8 2 notincluded w shredder box assembly Guard Screen Extension Frame Shredder Pin Hinge 2 Roll Pin 5 32 x 5 8 2 Latch Bent 5 16 18 x 2 Hex 2 Washer 5 16 18 Hex 2 Nut 5 16 18 Hex 2 Nut 5 16 18 Lock 2 Chain 240 x 72 Nickel Plated Chain 40 x 13 Nickel Plated chain extension f unidirectional rotation Link Chain 1 2 Link Connector Master Optional Hopper Extension Assembly US 501 Item 64 Part CE 501 1 Rev Date 1 18 10 Description Hopper Extension Page37 KRBIDL MODEL 500 120 V A C 60 Hz ELECTRICAL UPGRADE PARTS LIST 46 20 see poge 27
17. Adequate electrical power is supplied or damage to unit will result Blower filter is kept clean and in place when blower is on Blower is turned off immediately if hose is plugged or blower will overheat Agitator motor must be on before adding fiber 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 Rev Date 1 18 10 Page3 amp MODEL 7 500 RETURNED GOODS PROCEDURE When returning products to Krendl for repair first obtain a return goods authorization and 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 krendl krendilmachine com Web Site www krendlmachine com IF MACHINE WAS NOT PURCHASED DIRECTLY FROM KRENDL MACHINE COMPANY CONTACT YOUR SUPPLIER Once unit is received it will be inspected In warranty units will be repaired and returned immediately Estimates of repair charges will be provided for out of warranty units Rev Date 1 18 10 Page4 Krendl Machine Company Company warrants to each original purchaser Buyer of its equipment or accessories
18. any damporhighly conductive area metal decking orsteel work Reference NFPA 79 70E or OSHA safe work practices when performing energized work procedures Rev Date 1 18 10 Page2 XREIIDL MODEL 500 Safety Caution Be Safe Keep away from moving parts Be Safe Make sure all guards hopper bars and hopper extensions are in proper place before operating machine Hands should never pass below hopper bars Safe Do not remove motors or lift hopper when unit is connected to power supply Be Safe Make sure blower motor control and remote control hand pendant switch are in off position before connecting the power supply to the machine 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 Consulta qualified technician to answer questions before attempting to operate or injury may result Be Safe Wear an approved dust mask or respirator for operator comfort and protection e Be Safe Emergency Kill Switch In case of emergencies always use red stop button located on top of Main Control Panel It will stop all feeding and agitation Make Sure Hopper is empty of foreign objects before starting
19. be changed two times before armature and other component replacement is required 12 5 Amp 6 Amp 230 volt 3 Stage Blower Motor Brush Replacement Remove Brush Cover screws Remove screw and shield illustration S Rev Date 1 18 10 Page 16 Remove wire from Brush Assembly KRENDL MODEL 500 ELECTRICAL SYSTEM General Operation See illustration T for sequence and illustrations G U V and W for components This unit is powered by one or two separate input sources connected at the bottom of the Main Panel Box Turning the Main Disconnect Switch yellow and red switch located on front of Main Control Panel to the ON position distributes power to the Terminal Boards of the Main Control Panel Voltmeter Kill Switch and the Upper Terminals of the agitator C4 and the blower C5 relays When the Kill Switch red mushroom button is released closed and the green Start Button is pressed power is supplied to the dropout relay s and the transformer The transformer supplies 24 VAC to the 4 Position Selector Switch located on the front of the Main Panel Box When the 4 Position Selector Switch is turned to MANUAL mode or the 4 Position Selector Switch is set to REMOTE mode with remote control hand pendant switch closed 24 VAC is supplied to the Pre Alarm relay sounding the alarm for a preset time After the alarm stops 24 VAC powers the blower C5 and or agitator C4 relays When the agitator C4 relay is
20. closed power is also supplied to the 24 VAC ON OFF Outlet on Main Control Panel If power is interrupted to this system by unplugging either main input cord s turning Main Disconnect Switch OFF or pressing Kill Switch the green Start Button needs to be pressed to reactivate the system after power distribution into the system has been reestablished See illustrations U V amp W for more details Electrical Flowchart MAIN POWER Main Disconnect Switch yellow amp Terminal Main Control Panel Kill Switch Voltmeter Agitator Relay C4 Blower Relay C5 red mushroom Idle until 24 VAC closes Relay Idle until 24 VAC closes Re C WHEN CLOSED ra WHEN CLOSED domm o J Dropout Relay Main Breakers solig stote Breaker 120 VAC or 230 VAC Primary Voltage Agitator Motor Wireless Remote Outlet Transformer 24 VAC Control Voltage Blower Control Terminal 4 Position Selector Switc Main Control Panel Blower s Remote Mode Manual Mode Hand Pendant Relay Pre Alarm Relay Alarm Blower Relay C5 Co to WHEN CLOSED and
21. downtime and lost income To Flip hopper up for easy maintenance of lower base unit See illustration M Remove side screen guard of machine Loosen idler sprocket and remove drive chain Release hold down bolts at airlock end of machine and lift hopper back gently until it rests safely on the floor KEEP CLEAN During operation keep material from accumulating on Blower Filter Always keep Filter in place while operating machine After each use remove fiber from hopper and blow out hose Use BLOWER mode at Main Control Panel or Hand Pendant Clean air from insulation hose can then be used to blow fiber from agitator motor and Blower Filter area The Blower Doorattached to this unit reduces filter maintenance AIRLOCK SEAL REPLACEMENT The purpose of the airlock seal is to trap air and fiber until it rotates 180 to the 6 00 o clock position At this point fiber is pushed by air from the blower out of the chamber Worn or damaged seals allow air and fiber to escape back into hopper thus reducing production and coverage When it is necessary to replace seals follow these directions SCREEN GUARD Airlock rotor plates that are damaged bent will need replaced Refer to Rotor S Plate Replacement on next page Take out rubber seal by removing six plate fastening bolts and top plate The base plate will remain attached to airlock shaft To install a new seal reverse procedure Seal should be inserted tight against the back base plate p
22. motor output shaft counterclock wise facing output shaft Rotate keyways of motor shaft D and quill input of speed reducer to 12 00 o clock position To turn speed reducer shaft remove chain on output of speed reducer Attach the key 3 4 off the end of the motor shaft D 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 indentation on motor shaft Secure to flange with four hex bolts Caution Ifthe motor does not readily seat itself check if key has moved axially along motor shaft causing interference Tightening motor to reducer with excessive pressure against key will cause premature bearing failure on motor and reducer and overheating of motor Connect motor to Main Control Panel and check for correct rotation of speed reducer output shaft counterclockwise Reconnect drive chain and assemble unit BLOWER MOTOR Periodically remove Blower Filter and vacuum any material that has accumulated inside of blower box and 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 out with compressed air Filter should be replaced periodically depending on use If blower produces noise or heat refer to trouble
23. or Agitator Relay C4 Blower Relay C5 Hourmeter and or 24 VAC Outlet Agitator ON OFF w Agitator Feed 24 VAC Outlet ON OFF w Agitator Fee illustration T Rev Date 1 18 10 Page 17 KRENDL MODEL 500 Electrical System cont Electrical Diagram Description for Pages 19 20 21 Tags have been placed at the end of each wire in the electrical system to identify specific wires This identification code is as follows First letter identifies component classification Second number indicates specific component Decimal number letter identifies the terminal on the component Letter next to identification code indicates color code Second series of numbers and letters after dash which identify connection at opposite end of wire are as follows Firstletter identifies component classification Second number indicates specific component Decimal number letter identifies the terminal on the component Example R1 8 4SBL 1 Wire is connected between Relay 1 terminal 8 and Four Position Selector Switch Bottom Left terminal 1 LEGENDS FOR ELECTRICAL DIAGRAM Electrical Component Abbreviations TF Transformer H1 H4 X1 X2 Relay C1 C2 C3 etc D Disconnect Switch L Disconnect input Disconnect output Terminal BK Breaker BK1 BK2 etc T Terminal Board for Main Control Panel Input Cord RI RightInput Cord for Blower LI Left Input Cord fo
24. or coverage Production rate lbs per hour blown GENERALBLOWER SLIDEGATE SETTINGS Since specific settings need to be determined by each operator the following are only suggested guidelines Consultthe fiber manufacturer for additional recommendations specific to their product APPLICATION BLOWERCONTROL SLIDEGATE OpenBlow High Full Open Sidewall Retrofit High Half Open Wall Cavity Spray Medium Half Open Commercial Spray Adhesive High One third Open Rev Date 1 18 10 GENERAL BLOWER CONTROL AND SLIDEGATE SETTINGS FOR OPEN BLOW See illustration J With the slidegate closed turn agitator feed mo tor on and variable speed blower control s on low Fill hopper with insulation and adjust blower con trol and slidegate In 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 fiber 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 proportion ally This will increase the distance fiber can be blown through the hose and improve material cover age 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 fi
25. touches the commutator 1 Remove Blower from Blower Box See Blower Replacement on previous page 2 To replace brush assembly use a flat blade screwdriver to carefully release housing latch located at base of brush assembly See illustration R 1 3 Remove brush holder clamp using a Phillips head screwdriver See illustration R 2 4 Lightly tap brush holder at the front center portion of the unit to release barb on spade of wire connector See illustration R 3 5 Pry spade connector from brush assembly housing and replace brush Seeillustration R 4 If spade connector does not remove easily repeatstep 3 Onreassembly and handling the lead wires mustbe kept away from rotating parts and motor frame 6 To achieve best performance the new brushes should be seated on the commutator before full voltage is applied To seat brushes run variable speed blower control on medium speed for thirty minutes after brush change The motor will return to full performance after an additional thirty to forty five minutes running period at full voltage BLOWER CONTROL on high Application of full voltage directly after changing brushes will cause arcing commutator pitting and reduced overall life Brushes can normally be changed two times before armature and other component replacement is required 7 Reinstall Blower into Blower Box and wire Blower into Main Control Panel 8 Amp 4 Amp 230 volt 2 Stage Blower Motor Brush Replacement
26. 0 Hz single input double blowers 4 A or 6 A single 4 A and single 6 amp blowers also available See sub assemblies on pages 38 39 40 Note Remote Control Cord not included R C Cord Assembly 150Ft ELU Style D Wire 18 3 SJ x 150 Ft Plug Style D R C Cord Hand Pendant Remote Control Complete Style D Cover Hand Pendant Switch w Belt Clip Insulator 2 Insulator Strip 2 Switch Toggle DPDT Cord Restraint 3 8 Housing Switch Machine Screw 6 32 x 1 4 Round Head 4 OPTIONS Wheel Package Standard 5 Wheel Standard Swivel 5 2 Wheel Standard Rigid 5 2 Wheel Package Heavy Duty 5 Wheel 5 H D Swivel 2 Wheel 5 H D Rigid 2 Reducer Bushing 2 Hopper Extension Assembly See next page for parts list Shredder Assembly See next page for parts list Page 35 KREnDL MODEL 500 OPTIONALSHREDDERASSEMBLY amp HOPPER EXTENSION KP Rev Date 1 18 10 Page 36 222 A HA z 4 MODEL 500 OPTIONALSHREDDERASSEMBLY amp HOPPER EXTENSION PARTSLIST Optional Shredder Assembly 560 R4 Item Part Description 56 560 5 Assy R2 Shredder Box Assembly 560 5 A R2 Shredder Box w Removable End 560 6 B R2 Agitator Shredder Box 6 tine 14 short 560 1 B R2 Agitator Shredder Box 6 tine 14 long 56 1 56 2 56 3 56 4 56 5 57 58 59 60 61 61 1 62 62 1 62 2 62 3 63 63 1 426
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28. 517 5 R4 18 6 517 6 18 7 517 7 19 432 19 1 FSB120 19 2 40052 Rev Date 1 18 10 Hopper Assembly includes hopper agitators and bearing assemblies Guard Screen Decal Kill Switch Switch Kill Assembly includes Kill Switch and Contact Decal not included Contactor Kill Switch Pushbutton Kill Switch Agitator 1 2 Seal Felt 1 X 3 1 4 4 Bearing Insert only 1 4 Housing Flange 2 Bolt 1 8 40 Sprocket 24T x 1 2 agitator 40 Sprocket 30T x 1 airlock U S 40 Sprocket 24T x 1 airlock Overseas Hopper Bar 2 1 2 Pushnut 4 Motor Agitator Assembly 1 H P T E F C 120V 60 Hz Motor Agitator Assembly 1 H P T E F C 240V 60 Hz Motor Agitator Assembly 1 H P T E F C 230V 50Hz Reducer Speed In Line 28 1 1 Dia Shaft Bracket Motor Mount 513 R3 Speed Reducer Sprocket 30T x 1 2 60 Hz 50 Hz speed reducer Key 1 4 x 1 1 4 Chain 40 x 72 Chain 40 x 37 U S Chain 40 x 36 Overseas Base Frame Shredder Airlock Assembly does not include sprocket key idler sprocket Chamber Airlock 12 x 10 2 input 3 output Plate Top Airlock 10 6 Seal Airlock 10 6 1 4 Rhinohyde Seal Assy Airlock 10 6 includes Top Plate Seal and Bottom Plate Plate Base Airlock 10 6 Shaft Airlock 15 13 16 Bearing 4 Bolt Casted 1 Bore 2 Seal Felt Airlock 1 Bore 2 Sprocket Idler 440 17T x 5 8 SB 5 8 x 3 4 Shou
29. 7 27 BRKR 1 Breaker 1 47 10 543 M 33 D Switch Disconnect 40A XA324BY 47 28 151080 61 Terminal Block Small 3 47 11 543 M 22 Switch 4 position Selector 47 29 151080 62 Terminal Block Large 5 47 12 543 M 15 Contact Block Selector Switch 47 30 543 M 17 Connector Cord Liq Tite 1 2 Blue 2 white 1 not shown 47 31 391N A 3 Locknut Steel Conduit 1 2 2 47 13 543 M 16 Contact Block Selector Switch 47 32 12 3 SJ M 12 3 SJ w Brown Blue Green Yellow red KA 3 3 not shown 47 33 ELU06 9 Plug European 2 47 14 KMC 068 Decal Remote Manual 4 Position 47 34 543 M 18 Connector Conduit 1 2 Straight 2 47 15 543 M 60 Start Legend Plate 47 35 543 M 75 Conduit 1 2 Flexible 47 16 543 M 59 Switch Pushbutton On 47 36 543 M 78 Socket Schuko 16A Cover Panel 47 17 419 B Blower Control 230V 50Hz 2 47 37 721 Hourmeter 50 60Hz CPS35 47 18 420 1 Cover Blower Control 2 47 38 ELU06 1 Cover Transformer not shown Rev Date 1 18 10 Page 40 Z XREIIDL 500 GLOSSARY BRIDGING of fiber 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 fiber as itleaves the hose CHECK VALVE An apparatus
30. 80 49 Clamp f 1 3 8 Din Rail 4 4627 BRKR 2 Breaker 2AMP 543 M 33 D Operator Handle Assembly 46 28 151080 61 Terminal Block Small 4 543 M 33 D Switch Disconnect 40A XA324BY 46 29 151080 62 Terminal Block Large 4 543 M 22 Switch 4 position Selector 4630 543 23 Connector Cord Liq Tite 1 2 Straight 543 M 15 Contact Block Selector Switch 46 31 391N A 3 Locknut Steel Conduit 1 2 white 1 not shown 46 32 543 62 8 4SJ 44 Long 543 16 Contact Block Selector Switch 46 33A 109066 16 Plug NEMA L14 30P red KA 3 3 not shown 46 33B 109066 17 Connector NEMA L14 30C KMC 068 Decal Remote Manual 4 Position 46 34 543 M 18 Connector Conduit 1 2 Straight 2 543 M 60 Start Legend Plate 46 35 543 M 75 Conduit 1 2 Flexible 543 M 59 Switch Pushbutton On 46 36 1544 Receptacle NEMA 5 15R 419 A Blower Control 120V 60Hz 2 46 37 7 21 Hourmeter 50 60Hz 35 CPS 420 1 Cover Blower Control 2 46 38 543 31 2 Alarm Mount not shown 420 2 Knob Blower Control 2 46 39 ELU06 1 Cover Transformer not shown Rev Date 1 18 10 Page 39 KRBIDL MODEL 500 230 V A C 50 Hz ELECTRICAL UPGRADE PARTS LIST 47 20 see page 27
31. 9014 16 109017 3 17 516 18 517 R2 18 1 517 1 R3 18 2 517 2 18 3 517 3M 18 3A 517 3M ASSY 18 4 517 4 18 5 517 5 R4 18 6 517 6 18 7 517 7 19 432 19 1 FSB120 19 2 40052 Rev Date 1 18 10 Hopper Assembly includes hopper agitators and bearing assemblies Guard Screen Decal Kill Switch Switch Kill Assembly includes Kill Switch and Contact Decal not included Contactor Kill Switch Pushbutton Kill Switch Agitator 1 2 Seal Felt 1 X 3 1 4 4 Bearing Insert only 1 4 Housing Flange 2 Bolt 1 8 40 Sprocket 24T x 1 2 agitator 40 Sprocket 30T x 1 airlock U S 40 Sprocket 24T x 1 airlock Overseas Hopper Bar 2 1 2 Pushnut 4 Motor Agitator Assembly 1 H P T E F C 120V 60 Hz Motor Agitator Assembly 1 H P T E F C 240V 60 Hz Motor Agitator Assembly 1 H P T E F C 230V 50Hz Reducer Speed In Line 28 1 1 Dia Shaft Bracket Motor Mount 513 R3 Speed Reducer Sprocket 30T x 1 2 60 Hz 50 Hz speed reducer Key 1 4 x 1 1 4 Chain 40 x 59 Chain 40 x 37 U S Chain 40 x 36 Overseas Base Frame Airlock Assembly does not include sprocket key idler sprocket Chamber Airlock 12 x 10 2 input 3 output Plate Top Airlock 10 6 Seal Airlock 10 6 1 4 Rhinohyde Seal Assy Airlock 10 6 includes Top Plate Seal and Bottom Plate Plate Base Airlock 10 6 Shaft Airlock 15 13 16 Bearing 4 Bolt Cas
32. MODEL 500 Thank you for purchasing a KRENDL FIBER MOVING MACHINE With over fifty years experience in manufacturing fiber 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 fibers 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 fibers Our interest lies only in the proper performance of the equipment we manufacture We make no recommendations or guarantees concerning various fibers 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
33. PPLICATION TYPE OF MATERIAL machine settings HOSE require varying adjustments Open blow retro sidewall and spray on applications require varying amounts of control Cellulose fiberglass and mineral wool have differenttextures and densities that respond to Corrugations or roughness of interior surface diameter length and elevation of hose will also WEATHERCONDITIONS Temperature and humidity may require day to day adjustment of machine settings 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 fiber See illustration J 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 fiber dropping into the airlock which changes the production rate Ibs per hour See illustration J For calibration purposes the scale located on right side of machine indicates how many inches the airlock slidegate is opened The blower and slidegate controls working together affect the distance fiber canbe blown through a hose without plugging These controls also affect the accurate blowing of fibers for spraying applications These settings control the following Density of fiber blown in retro sidewall application Velocity of material impact when spraying Dustonopenblow Material spread rate
34. ber manu facturer Control End of Machine Blower Control Slidegate Control Slidegate Setting illustration J Page 11 MODEL 500 Mechanical Settings cont OPTIONAL SHREDDER ASSEMBLY If this unitis supplied with a shredder assembly airlock agitator speeds are preset at the factory No further sprocket setting speeds are needed as this system will accommodate most fibers and applications However the shredder direction can be adjusted as described below SHREDDER ADJUSTMENT Unidirectional Rotation See il Center Down Rotation lustration K is preferred as an See illustration L force all around setting for a combina feeds the fiber into the tion of materials and applications airlock at a faster rate This setting provides for the great This direction is preferred est coverage and best control of the fibers in wall cavity spray commercial spray internal wet ting stabilized and open blow applications for the greatest produc tion of various fibers in an open attic blow application although coverage may de crease illustration K illustration L GENERAL MAINTENANCE Periodic preventive maintenance will add years of life to your equipment Reviewing the information in this manual will go a long way in reducing
35. bleshooting IMPORTANT Whenever power is interrupted to unit i e unplugged main disconnect switch off kill switch depressed power must be restored by correcting power interruption condition and pressing green start button Problem 1 Voltmeter showing no voltage or low voltage 2 Dropout relay does not engage 3 Dropout relay is engaged lightis but machine will not run 4 Machine does not function with hand pendant while 4 Position Selector Switch is in REMOTE mode 5 Blower motor does not run but agitator motor does run Rev Date 1 18 10 OU Corrective Action Turn Main Disconnect Switch to ON position Checkinputcord s for proper connection to power source Check power source for proper voltage Open Control Box lid and check voltage with multitester at voltmeter terminals Replace defective voltmeter Onsingle input 240volt 60hz units check for proper wiring of four prong plug and connector body Check voltmeter If no voltage refer to 1 above Check power on both input cords double input machines Check indicator light on solid state relay C3 On double input machines check the solid state relay on the right If light is on refer to 3 Check transformer breaker breaker 1 Green breaker is tripped Red breaker is OK Check secondary output of transformer 24volt Replace if necessary Check for proper start u
36. e or drive system misalignment Remove outside vertical drive chain from upper agitators Run motor reducer and airlock assembly under power Check amperage Make sure the voltage cycle hertz phase 1 or 3 and direction of rotation is correct Replace agitator motor and or speed reducer Check sprockets for missing key Replace with 1 4 key Chain broken or off sprocket Repair or replace Check gearbox for sheared key between motor and reducer or leaking oil Pre alarm relay C1 timer relay with knob adjustment should be turned counterclockwise left This will reduce time duration of alarm Replace relay module Page 24 The manufacturer recommends that all repairs be made at its own factory service center Machine repair done by the manufacturer is warranted for 90 days on repair parts and workmanship If you choose to have repairs made elsewhere we offer replacement parts that have been carefully inspected to insure they meetthe specifications of the original part Any disassembly and reassembly of the unitto replace the defective part must be done with care to insure proper fit and alignment No warranty consideration will be extended on parts that appear to be mishandled All units should be run for a few minutes without material to insure proper alignment All questions regarding replacement of parts should be directed back to the factory IMPORTANT Certaininformation is needed co
37. e5 KRBIIDL MODEL 500 ASSEMBLY Prior to packing your machine has been assembled and tested to assure quality performance However to safeguard against damage in shipping certain items are packaged separately within your carton and will need assembly BLOWER DOOR See illustration A This unit has Blower Door and Filter inside hopper Install the Blower Door and Filter on machine and secure with Filter Clips Blower Filter must remain in Blower Door An appropriate size hose is attached to the blower door input tube and the other end is located elsewhere to provide clean air to blowers A fine screen acting as a filter over end of hose eliminates accumulation of unwanted debris This eliminates frequent cleaning of the blower filter Frequent inspection of input hose is recommended POWER CORDS 20 30 amp twist lock inputs only Female receptacle s need to be wired properly to main power cord s For 240 volt 60 hz see illustration F and consult electrician for assistance Units shipped to European countries will have standard 2 two prong 230V 16 amp plugs supplied Units shipped overseas to other than Europe do not have plugs and receptacles on input cords due to the varying electrical plug configurations in different countries unless provided by Krendl agents or suppliers ASSEMBLY OF OPTIONS See illustration B Options below are available on the model 500 machine 5 Wheel Package standard or heav
38. eadthis 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 notall inclusive If youintendto 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 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
39. ear 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 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 part that 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 limitation the implied warranty of merchantabil ity No warranty express or implied other than the aforesaid warranty is made or authorized by Company Company shall not be liable for any direct indirect incidental or consequential damages to property or injury to any person or costs associated 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 1 18 10 Pag
40. gitator action Caution Hopper bars must be in place while loading hopper Never put hands below bars or force feed fiber 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 Cord s located below Control Panel See illustration E On double input units both input cords must be supplied with power from two separate sources for unit to work properly When using extension power cords wire gauge size should not be less than input cord on unit and not to exceed 50 in length 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 input cords located on bottom of the Main Control Panel Do not operate machine with less than required voltage Damage to motors and other electrical parts will result Check voltmeter on Main Control Panel when machine is running 2 For 240volt 60hz models only properly connect female receptacle to extension cord See illustration F and consult electrician for assistance Rev Date 1 18 10 Page8 MODEL 500 Optional Double Input Machine Hook up cont Main Control Panel Input Cord s Remote Cor Remote Control Hand Pendant arm tlet for In ith Agitator F illustration E
41. haft Keyway Rev Date 1 18 10 Page 14 MODEL 500 General Maintenance cont AGITATOR MOTOR If agitator motor runs hot activating the manual reset on motor or 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 voltage incorrect power supply 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 Unwire motor from Main Control Panel Remove drive chain and flip hopper up as described at the beginning of General Maintenance section Place a support block under motor to reduce stress while removing four reducer flange bolts with a 9 16 socket wrench If rear bolts are difficult to reach remove reducer unit from lower frame 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 seperate easily call factory for assistance See illustration P Before installing replacement motor refer to motor nameplate Check connection of new cord for correct voltage low or high and PROPER ROTATION of
42. heck oil level in reducer Do notlay machine on its side as lubricant will drain from vent plug 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 suppliers LUBRICATION This speed reducer was filled with oil at the factory to operate within 30 F to 125 F ambient temperature After 1500 hours of operation drain and refill with Klubersynth UH1 6 460 gear oil If Klubersynth UH1 6 460 gear oil is not available use multipurpose gear oil SAE 90 for ambient temperatures from 40 F to 120 F For temperatures below 40 F use SAE 80 multipurpose gear oil Correct oil level for mounted unit is just below pipe plug C on illustration P in side position LUBRICANT REPLACEMENT Seeillustration P 1 Drain With output shaft of speed reducer facing you remove plug A lower front with 1 4 hex key wrench Allow unitto completely drain and replace plug 2 Remove vent plug B on top of reducer and plug C on left side 3 Fill with recommended lubricant use Mobilgear 630 gear oil through vent plug B opening using aflexible funnel until lubricant h Drain Plug exits the left side opening C Make sure speed reducer is Vent Plug C D level when replacing lubricant Overflow Plug 4 Replace vent plug B and left plug C Motor S
43. itch 4 position Selector 46 31 391N A 3 Locknut Steel Conduit 1 2 2 46 12 543 M 15 Contact Block Selector Switch 46 32 543 M 73 Cord 10 3SJ 44 Long 2 white KA 1 not shown 46 33 127 Plug NEMA 5 15 2 8A blowers 46 13 543 M 16 Contact Block Selector Switch 46 33A 109065 19 Plug NEMA L5 20P 2 12 5A blowers red KA 3 3 not shown 46 33B 109065 20 Connector NEMA L5 20C 2 46 14 KMC 068 Decal Remote Manual 4 Position 46 33C 125 Plug NEMA L5 30P 12 5A blowers 46 15 543 M 60 Start Legend Plate 46 33D 124 Connector NEMA L5 30C 46 16 543 M 59 Switch Pushbutton On 46 34 543 M 18 Connector Conduit 1 2 Straight 2 46 17 419 A Blower Control 120V 60Hz 2 46 35 543 M 75 Conduit 1 2 Flexible 46 18 420 1 Cover Blower Control 2 46 36 1544 Receptacle 5 15R 46 19 420 2 Knob Blower Control 2 46 37 7 21 Hourmeter 50 60Hz 35 CPS 46 20 508 2 Switch Kill 46 38 543 31 2 Alarm Mount Not Shown 46 21 8075 1 Contactor Kill Switch 46 39 ELUOG 1 Cover Transformer not shown Rev Date 1 18 10 Page 38 KRENDL MODEL 500 240 V A C 60 Hz ELECTRICAL UPGRADE PARTS LIST 46 20 see page 27 Item 46 1 46 2 46 3 46 4 46 5 46 6 46 7 46 8 46 9 46 10 46 11 46 12 46 13 46 14 46 15 46 16 46 17 46 18 46 19
44. l Switch is out by pulling See illustration G 2 Turn red Main Disconnect Switch to ON position See illustration G 3 Set 4 Position Selector Switch to OFF See illustration G 4 Press greenstart Button Machine will not run unless start button is pressed after Kill Switch is out and red Main Disconnect Switch is on See illustration G 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 Kill Switch Pull to release VARIABLE SPEED VARIABLE SPEED B War nir H BLOWER CONTROL BLOWER CONTROL red Main green Di t Switch Start Button REMOTE MANUAL le lt illustration 7 Alarm 4 Position 24 VAC Outlet 52 Hourmeter E ON OFF w Agitator Feed 120 VAC Outlet Wireless R ireless Remote N Remote Control Outlet 6 When operating in Remote mode the 4 Position Selector Switch must be set to Remote position See illustration 7 Remote control hand pendant positions will be selected from the following BLOWER FEED operates both blower motor and agitator feed motor simultaneously OFF middle
45. lder Bolt 2 Nut Square 1 2 13 x 1 Page 30 KRENDL Item 20 22 22 1 23 23 1 23 2 23 3 24 24 1 24 2 24 3 24 4 24 5 25 26 Part 561 541 8080 2530 1 FW007 FN011 FN014 560 5 Assy R2 560 5 A R2 560 6 B R2 560 1 B R2 426 6 426 7 418 448 189 199 DCL500 1 DCL500 2 Rev Date 1 18 10 MODEL 500 SHREDDER UPPER HOPPER and LOWER BASE UNIT ASSEMBLY PARTS LIST Description Key 1 4 x 1 1 4 Pin Hinge 2 Roll Pin 5 32 x 5 8 2 Latch Bent 5 16 18 x 2 Hex 2 Washer 5 16 18 Hex 2 Nut 5 16 18 Hex 2 Nut 5 16 18 Lock 2 Shredder Box Assembly Shredder Box w Removable End Agitator Shredder Box 6 tine 14 short Agitator Shredder Box 6 tine 14 long Bearing 3 4 2 bolt Casted 4 Seal Felt 4 Sprocket 10T x 3 4 shredder box 2 not included w shredder box assembly Key 3 16 x 7 8 2 not included w shredder box assembly 40 Half Link 1 per Chain not shown 40 Connector Master Link 1 per Chain not shown Decal Set for 120 Volt machine not shown Decal Set for 240 and 230 Volt machines not shown Page31 MODEL 500 BLOWER BOX ASSEMBLY SINGLE LARGE BLOWER SINGLE BLOWER DOUBLE SMALL BLOWER DOUBLE LARGE BLOWER Rev Date 1 18 10 Page 32 0006 D x SS MODEL 500 Item 29 30 30 1 31 1 31 2 32 1 32 3 32 5 32 6 33 34 34 1
46. ly 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 5 As rotor plate is installed press bottom tab of seal under adjacent seal with flat blade screwdriver See illustration N 1 Measure distance a ROTOR PLATE ASSEMBLY BASE PLATE 500 AIRLOCK ROTOR DRIVE END illustration N 1 BASE Th TOP PLATE N illustration O RUBBER S Entire rotor plate assembly may be removed and replaced This illustration N 2 procedure maybe easier than replacing just the seals 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 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 fiber accumulation on chain Worn out chain should be replaced When chain is replaced w
47. mmediately disconnect power and call your supplier Refer to General Maintenance section this manual for further details Always discon nect electrical power before making inspection or repairs Mechanical Troubleshooting Problem Corrective Action 1 Loud knocking sound A Check machine agitators or airlock for foreign objects and remove Referto General Maintenance to flip up hopper for access to airlock B Check and retension chains 2 Poor output or uneven flow through the hose A Gradually increase blower control setting and or close slidegate until condition improves B Check hose Remove hose from airlock outlet and check for blocked material Clean out by shaking hose Connect hose to airlock turn blowers on high no agitator feed for afew moments and try to free blockage C Check insulation hose and blower hoses on machine for damage Check connections Tighten hose clamps to eliminate air leakage D Check for misaligned agitator tines E Flip up hopper inspect airlock seals and plates for damage or wear Refer to page 12 and 13 of General Maintenance and follow instructions for replacing seals F Check for proper shredder direction See page 12 of Mechanical Settings 3 Too much dust on open blow A Reduce air into system by decreasing blower control setting and opening slidegate B Use internal wetting system Rev Date 1 18 10 Page 22 KRENDL MODEL 500 Electrical Trou
48. ncerning your specific machine when ordering replace ment parts e Machine Model number i e Model 500 Serial Number Date Purchased Voltage of unit main input 120V 240V or 230V overseas single or double input Main input power single phase 1 e Cycle 50 or 60 hz U S and North American models are 60 hz Most overseas units are 50 hz Check invoice for correct cycle Blowers single or double Size large 3 stage 12 5 amp 6 amp overseas or small 2 stage 8 amp 4 amp overseas With or Without Shredder If this information is not known contact supplier with serial number of machine This information is needed on mechanical parts as wellas electrical components Dueto mechanical adjustments that compensate for electrical requirements the above information is needed Rev Date 1 18 10 Page25 KRENDL MODEL 500 NON SHREDDER UPPER HOPPER and LOWER BASE UNIT ASSEMBLY SEE BLOWER BOX ASSEMBLY 20 09409 235 1 Rev Date 1 18 10 Page 26 242 D Bu x 4 MODEL 500 NON SHREDDER UPPER HOPPER and LOWER BASE UNIT ASSEMBLY PARTS LIST Item Part Description 1 501 Hopper 1 1 501 ASSY 2 502 1 3 KMC 012 4 508 4 1 8075 1 4 2 508 2 5 505 1 6 564 7 563 7 1 565 8 588 9 109015 9 588 10 110 10 1 009 11 ELU07 583 A 11 ELU07 583 B 12 ELUO7 585 A 13 513 R3 13 1 513 MB 14 109015 14 1 562 15 584 16 10
49. ning improperly or hot 11 Agitator or airlock feeder not turning 12 Pre alarm sounds too long or continues without activating machine Rev Date 1 18 10 A Clean or replace Filter on Blower Door Check material hose for blockage Check wiring connections on Selector Switch contacts Located on back of Main Control Panel door Check inside Blower Box for debris insulation Blow out blower motor and surrounding area with compressed air A restriction in the material output hose will cause the blowers to run hotter than normal Check blower motor for proper operation i e bearings armature or worn brushes Blow out brush assembly area with compressed air to remove accumulation of dirt and debris Check blower motor for proper operation i e bearings armature etc Replace brush assembly See page 15 and 16 of General Maintenance Manual Reset on agitator is tripped Disconnect power supply to machine Wait until agitator motor cools approximately 15 minutes and press button on motor to reset Check for defective broken or loose wiring connections inside Main Control Panel Visually inspect and or replace agitator relay C4 inside Main Control Panel Disconnect power Check agitators and airlock for debris Low voltage Try another electrical source Use proper wire size for power input cords Check bearings sprocket and chain for binding failur
50. nto the machine while in the airlock by six rubber seals which conform to the airlock inner wall as the chambers revolve The blower motor is either a two or three stage high r p m unit with low amperage designed to blow air Fiber does not pass through the blower fan chamber The high pressure and adjustable volume provides low amperage low noise and minimal attic dust This reduces hose plugging problems and gives longer blower life Note All Fiber airlock machines provide slightly less cover age than thru blower machines Airlock machines cannot duplicate the high speed 13 000 r p m conditioning effect of fiber passing through the blower These units blow the fiber closer to settled density which eliminates the need for overblowing material to compensate for progressive settling OPERATING INSTRUCTIONS MODEL 500 Machine Hook up This unit comes ready for connection to insulation hose power cords and accessories This unit 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 Remove remote control cord blower door packet accessories ect from hopper and plug remote control cord into Main Control Panel located on hopper See illustration E The first bag of insulation into hopper should be well broken by hand to assist a
51. orn sprockets should also be replaced preventing further damage to new chain Rev Date 1 18 10 Page 13 KRENDL MODEL 500 General Maintenance cont 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 speed reducer and idler sprockets 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 BEARINGS AGITATOR BEARINGS in hopper are prelubricated double sealed self aligning ball bearings No lubrication is necessary If bearings produce noise or heat too hot to touch the bearings should be replaced 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
52. p conditions as mentioned at beginning of this section See 2 Be sure remote control cord is properly plugged into Main Control Box Check remote control cord and hand pendant switch for damage or loose connections Ifneither Remote mode or Manual mode will function check transformer breaker breaker 1 Green breaker istripped Red breaker is OK Check operation in remote mode and manual mode with 4 Position Selector Switch and remote hand pendant Check blower control for ON position Check for defective broken or loose wiring connections inside Main Control Panel Check blower motor Disconnect power supply and visually inspect system for defective broken or loose wiring connec tions inside blower box Check blower breaker s in Main Control Panel Green breaker is tripped Red breaker is OK Check Blower Controls Disconnect Blower Control wires on Main Control Panel door and reconnect the two power leads bypassing the Blower Control Blower will run full speed only Visually inspect and or replace blower relay C5 inside Main Control Panel Page 23 KRBIDL MODEL 500 Electrical Troubleshooting cont 6 Blower motor does not run in manual mode 4 Position Selector Switch 7 Blower motor running hot 8 Excessive arcing of brushes on blower motor 9 Agitator motor does not run but blower motor does run 10 Agitator motor run
53. position all functions stop BLOWER operates the blower motor only illustration H 8 If using optional Internal Wetting System IWS connect IWS cord to 24 VAC Outlet on Main Control Panel 9 Adjustblower s and slidegate to desired settings See page 11 10 To adjust alarm time follow the procedure below See illustration Main Control Panel lid open Unplug machine from power source Alarm Timer Reloy b Turn off red Main Disconnect Switch loosen two screws in door and open Main Control Panel lid ae c Turn Timer Relay knob to desired setting clockwise to increase 0 warning time tase s d Close lid tighten two screws in door plug in machine turn on red EOS Main Disconnect Switch and press green Start Button dies sl e Retest machine 1 a LEAL illustration Rev Date 1 18 10 Page 10 KRENDL MODEL 500 Mechanical Settings The control end of your machine contains blower and slidegate controls to adjust your machine for each application and type of fiber See illustration J Blower control air and slidegate material feed are adjusted according to A
54. r Agitator O Outlet 01 02 03 04 etc V Voltmeter H Hand Pendant A Alarm K Kill Switch J Junction Box Terminal Board B Blower B1 B2 etc 4S Four Position Selector Switch SB StartButton 4SBL Four Position Selector Switch Bottom Left 4STL Four Position Selector Switch Top Left 4STR Four Position Selector Switch Top Right 4SBR Four Position Selector Switch Bottom Right HM Hourmeter NOTE Decimal letters L N H X indicate terminal locations on the component Rev Date 1 18 10 Page 18 pZ uouu0 341915 MOTTSA SLIHM 10H MOTHA LLI Of 02 001 30H 035 EU uo 021 e any ONnON9 HLAVI 431 930 NONOJ 30 001 uowwog 22 es BR o OVA 011 punog 203
55. ressing the lower tabs of seal down under the adjacent seal with aflat blade screwdriver See illustration N 1 Make sure all bolt holes are aligned TUM n DOWN while each side of seal is equally pressed against the end plates before tightening IDLER SPROCKET BOLTS bolts Seal should be bent backwards for counterclockwise rotation viewing from drive side of machine Rev Date 1 18 10 Page 12 illustration M MODEL 500 General Maintenance cont ROTOR PLATE REPLACEMENT 1 To check plates for proper angle measure distance between outer edge of metal plates See illustration N 1 This measurement should be 4 3 4 Measure all six plates and replace as needed 2 Remove damaged baseplate assembly from shaft using ratchet drive wrench with extension and 1 2 socket 3 Check seal for wear and damage Installing seal and top plate on the bench is quick and easy Remove bolts from plate assembly and replace with new seal Make sure seal and top plate are assembled on correct side of base plate before assembling airlock Seal should press backward towards top plate when installed correctly into airlock chamber See illustration N 1 4 Install the rotor plate assembly into the airlock The airlock runs counterclockwise viewing it from the sprocket drive shaft See illustration O Align the base plate with holes on airlock shaft using a tapered punch Caution Do not mount rotor plate backwards If installed improper
56. rior siding SETTLED DENSITY The point at which the fiber 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 fiber 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 1 18 10 Page41 KRENDL MODEL 500 SERVICE RECORD Rev Date 1 18 10 Page42
57. 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 Check shaft diameter before ordering bearings 3 4 or 1 AIRLOCK AND SHREDDER 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 foreign matter Important If a slight bead does not form indicating a failure of lubrication or if bearing shows signs of wear replace bearing AIRLOCK AND SHREDDER BEARING REPLACEMENT Remove four bolts from airlock bearing flange two bolts from shredder bearing flange and follow steps above for agitator bearing replacement SPEED REDUCER Periodically c
58. shooting section of manual BLOWER REPLACEMENT Unwire Blower from Main Control Panel and remove Blower Door by loosening the two hold down clips See illustration Q Take note of electrical connections on blower and remove wire nuts from lead wires Loosen hose clamp at the rear of the blower Remove blower bracket assembly secured with two bolts from blower box Loosen clamp and hose from blower Remove three bolts and spacers from blower bracket and remove blower Reverse procedure for assembly Hold Down Clips Hold Down Clips Loosen Hose Clamp oosen Hose Clamp to remove Blower Bracket Assembly to remove Blower Bracket Assembly Loosen Hose Clamp Loosen Hose Clamps Blower Bracket Assembly Blower Bracket Assembly Hold down Bolt Locations Hold down Bolt Locations Blower Bracket Ae Blower Bracket d Assembly Assembly Blower Door Blower Door Single 12 5 Amp 6 Amp 230 volt 3 Stage Blower Double 12 5 Amp 6 Amp 230 volt 3 Stage Blower illustration Q Rev Date 1 18 10 Page 15 MODEL 500 General Maintenance cont CARBON BRUSH REPLACEMENT 8 AMP 4 AMP 230 volt 2 STAGE BLOWER See illustration R Order replacement brushes from your supplier to assure proper brush style Carbon brushes need to be replaced when excessive arcing is produced onthe commutator This would be evidentby an intermittent scratchy sound with loss of blower r p m Replace brushes before brush shunt
59. ted 1 Bore 2 Seal Felt Airlock 1 Bore 2 Sprocket Idler 440 17T x 5 8 SB 5 8 x 3 4 Shoulder Bolt 2 Nut Square 1 2 13 x 1 Page 27 KRENDL MODEL 500 NON SHREDDER UPPER HOPPER and LOWER BASE UNIT ASSEMBLY PARTS LIST Item Part Description 20 561 Key 1 4 x 1 1 4 22 541 Pin Hinge 2 22 1 5 080 Roll Pin 5 32 x 5 8 2 23 2530 1 Latch Bent 5 16 18 x 2 Hex 2 23 1 FW007 Washer 5 16 18 Hex 2 23 2 FNO1 1 Nut 5 16 18 Hex 2 23 3 014 Nut 5 16 18 Lock 2 189 40 Half Link 1 per Chain shown 199 40 Connector Master Link 1 per Chain not shown DCL500 1 Decal Set for 120 Volt machine not shown DCL500 2 Decal Set for 240 and 230 Volt machines not shown Rev Date 1 18 10 Page 28 MODEL 500 SHREDDER UPPER HOPPER and LOWER BASE UNIT ASSEMBLY 24 Rev Date 1 18 10 Page 29 254 D P 22220 DX 4 500 SHREDDER UPPER HOPPER and LOWER BASE UNIT ASSEMBLY PARTS LIST Item Part Description 1 501 Hopper 1 1 501 ASSY 2 509 3 KMC 012 4 508 4 1 8075 1 4 2 508 2 5 505 1 6 564 7 563 7 1 565 8 588 9 109015 9 588 10 110 10 1 009 11 ELUO7 583 A 11 ELUO7 583 B 12 ELUO7 585 A 13 513 R3 13 1 513 14 109015 14 1 562 15 589 16 109014 16 109017 3 17 518 18 517 R2 18 1 517 1 R3 18 2 517 2 18 3 517 3M 18 3A 517 3M ASSY 18 4 517 4 18 5
60. that allows air to flow in one direction only When mounted on the outlet of the blower it protects the blower from fiber contamination through the air hose when using one blower When the blower stops the valve closes COMMERCIAL The application of fiber with adhesive to a surface which will remain ex SPRAY ON posed The application must therefore be impacted in a smooth uniform manner COVERAGE Refers to the amount of fiber coverage usually measured in square feet according to the R value desired This information is given on the fiber package NEW CONSTRUCTION The spray application of fiber with water or adhesive into an exposed wall WALL CAVITY SPRAY cavity tolater be covered with drywall sheathing etc PSI Pounds of pressure per square inch The force exerted on a surface by air liquid High pressure blowers push the fiber through the hose Higher pressure provides less hose plugging and increased compaction in side wall PRODUCTION RATE Pounds of fiber 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 RETRO SIDEWALL This refers to the installation of fiber into an unexposed wall cavity Fiber is usually installed through holes drilled into the exte
61. that such products will be free of manufacturing defects for a period of 12 months from the date of shipment to the Buyer No warranty is made with respect to 1 Components or accessories 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 in turn shall forward to vendor for evaluation and warranty determination 2 Any defect 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 w
62. y duty Attach two swivel casters on airlock end of machine for increased mobility Mount rigid casters on control end with the hex bolts provided Bushing Reducer 2 1 2 output Bushing reducer inserts into output tube of airlock Press reducer firmly against shoulder and tighten two hold down bolts to secure unit in place The bushing reduces the size of opening to hose at its source providing a more consistent feed while preventing hose plugs Standard output tube on model 500 is 3 Hopper Extension If Hopper Extension is not shipped mounted on machine place Hopper Extension Hopper Extension on top of machine bud Femole Twist Lock Receptacles e e 4 8 Blower Filter Airlock Rigid Caster Output Tube m Swivel Caster Blower Filter Clip Bushing Reducer Blower Door illustration A illustration B Rev Date 1 18 10 Page6 Z XREIIDL MODEL 500 BASIC COMPONENTS This is a view of the basic components of your machine It shows the location of each item and gives the function of each Use this as a guide throughout the manual illustration C A BASE UNIT Lower frame unit supporting blower box speed reducer motor airlock and hopper AIRLOCK Traps air and fiber while pro viding a metered flow C SLIDEGATE Meters the amount of fiber dropping into the airlock by controlling size of airlock opening D SPEED REDUCER

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