Labrie Pendpac WITTKE RETRO FL Operator'S Manual Download Page 88

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Operating the W

ITTKE

ETRO

Commercial Full Eject Front Loader

ITEM NO.

QTY

DESCRIPTION

GEAR PUMP

DIRECTIONAL CONTROL VALVE

DOUBLE PILOT CHECK VALVE

RESTRICTOR FITTING, 070” ORIFICE

RESTRICTOR CHECK VALVE

VELOCITY FUSE

RESTRICTOR FITTING. XXX ORIFICE

DECELERATION VALVE

PRESSURE TRANSDUCER

PILOT CHECK VALVE

HYDRAULIC CYLINDER, TAILGATE

HYDRAULIC CYLINDER, TOP DOOR

HYDRAULIC CYLINDER, ARM, 4.0” DIA.

HYDRAULIC CYLINDER, ARM, 4.5” DIA.

HYDRAULIC CYLINDER, FORK

HYDRAULIC CYLINDER, PACK, MH

HYDRAULIC CYLINDER, PACK, CH

JOYSTICK, DUAL AXIS, SINGLE HANDLE

JOYSTICK, SINGLE AXIS, DUAL HANDLE

PNEUMATIC CONTROL VALVE

PRESSURE PROTECTION VALVE

PARTICULATE FILTER

COALESCING FILTER

INLET STRAINER

SHUT OFF VALVE

FILTER, RETURN LINE

FILTER, BREATHER

Summary of Contents for Pendpac WITTKE RETRO FL

Page 1: ...WITTKE RETRO FLTM OPERATOR MANUAL...

Page 2: ......

Page 3: ...WITTKE RETRO FLTM OPERATOR MANUAL...

Page 4: ...legal theory and or hypothesis Such damages include but are not limited to loss of profits savings capital or revenue loss of use of refuse body parts components or assemblies cost of rental equipmen...

Page 5: ......

Page 6: ......

Page 7: ...s 9 Do Not Drive When Overheight Warning Lamp is Illuminated 10 Tailgate Locks Must Be In Place 10 Crush Hazard Body May Fall 11 The Top of This Vehicle is High Enough 11 Danger of Electrocution Damag...

Page 8: ...Not Fully Open 28 Test Auto Pack and Eject Locked Out by Arms Elevated 28 Test Arms Up Locked Out by Packer Panel Not Home 29 Test Arms Up Locked Out by Top Door Not Open 29 Test Joystick Locked Out...

Page 9: ...nnel 64 Initial Lubrication 64 Hydraulic Pump Mode 65 Main Directional Valve 66 Pressure Relief Valve 67 Work Circuits 67 Tailgate Safety Circuit 68 Double Pilot Check Valves 69 Pilot Check Valve 69 D...

Page 10: ...viii Table of Contents...

Page 11: ...the decal applied to the side of the body Factory lubrication is adequate for production and transport purposes only In addition the return filter element must be replaced after 50 hours of use again...

Page 12: ...2T3 Toll Free 1 877 831 8250 Telephone 1 418 831 8250 Service Fax 1 418 831 1673 Parts Fax 1 418 831 7561 Parts and warranty During business hours 8 00 AM to 5 00 PM Eastern Standard Time Technical Su...

Page 13: ...rators with the necessary route rules and regulations Instruct operators on awareness to road hazards such as other people obstructions and dimensional constraints which includes familiarity with the...

Page 14: ...lways utilize the vehicle s safety features such as tailgate props and body prop Remember to wear all safety equipment prescribed by your employer IMPORTANT Under no circumstances should you operate d...

Page 15: ...erstanding the safety decals affixed to your vehicle can prevent damage and could prevent injury or even death Decals fall into the following four categories Figure 2 1 Safety decal categories Safety...

Page 16: ...6 Safety Do not Enter Hopper Extreme Crush Hazard Read and Understand Your Operating Manual Before Using This Vehicle...

Page 17: ...Safety 7 Keep Hands and Body Clear...

Page 18: ...8 Safety Stand Clear of Tailgate Extreme Crush Hazard Service Hoist Handle...

Page 19: ...Safety 9 Do Not Climb on Canopy Check All Bridge Clearances...

Page 20: ...10 Safety Do Not Drive When Overheight Warning Lamp is Illuminated Tailgate Locks Must Be In Place...

Page 21: ...Safety 11 Crush Hazard Body May Fall The Top of This Vehicle is High Enough...

Page 22: ...12 Safety Danger of Electrocution Damage to Vehicle Frame is Heat Treated...

Page 23: ...Safety 13 Lubrication Points English Spanish Part No 0401 556 Also available in English French Part No 0401 539 Location Half way back at eye level affixed to the body wall...

Page 24: ...14 Safety Disconnect All Batteries and Electronic Control Modules Remove Cap Slowly...

Page 25: ...Safety 15 Extension Ladder Must Be Secured Service Hoist Instructions...

Page 26: ...16 Safety Air Tank Drain Notice English Spanish Part No 0401 468 English French Part No 0401 547 Location near lowest air tank drain valve Setting the Tailgate Props Curb Side...

Page 27: ...Safety 17 Setting the Tailgate Props Street Side...

Page 28: ...18 Safety Diesel Fuel Notice Programmed PTO Settings NOTE Do not use PTO settings use MDM for overspeed Hydraulic Fluid Notice...

Page 29: ...Safety 19 Hydraulic Oil Grade Notice Hydraulic Oil Fill Level...

Page 30: ...k valves ensure that the tailgate when open must be powered down In other words it cannot close via gravity Tailgate Restrictor Fittings Located in the bottom part of the tailgate cylinders the restri...

Page 31: ...ist cylinders the restrictor prevents rapid descent of the body in the case of a hose failure Electrical Safety Features Backup Alarm Located at the rear of the chassis the backup alarm emits an audib...

Page 32: ...or lamp with label is mounted to the dash so as to be in the driver s field of view when looking forward The indicator illuminates whenerver the arms forks are above 13 6 in height Body Raised Buzzer...

Page 33: ...to warn the operator if The hopper access door is not closed The tailgate is fully opened The body is raised Pump On Indicator Lamp A red indicator lamp located in the pump engage switch illuminates w...

Page 34: ...fety prop must be engaged when accessing the underside of a raised body Do not use the body safety prop to support a loaded body 1 Ensure that the vehicle is on solid level ground and that the body is...

Page 35: ...set the tailgate props 1 Ensure that there is adequate clearance behind the vehicle to allow for tailgate 2 Remove both tailgate lock blocks 3 Open the tailgate so that the bottom portion is about 36...

Page 36: ...he tailgate which could cause serious damage to the tailgate and latch Fire Extinguisher The fire extinguisher optional is mounted near the rear of the vehicle on the rubrail First Aid Kit The first a...

Page 37: ...g lamp along with the audible buzzer should be activated on the control console 3 The MDM control screen should read ACCESS DOOR OPEN 4 Verify that all hydraulic function has been rendered inoperative...

Page 38: ...packing panel fully forward to its home position remove the tailgate lock blocks and activate the Tailgate Open function so that the tailgate is at least partially open 2 Activate the Eject Button Th...

Page 39: ...proximity switch is not triggered the operator can only raise the arms until they trigger overheight proximity switch 1 which roughly corresponds to the arms being at a height that puts the fork pivo...

Page 40: ...to the Proximity Switches section in the Maintenance Manual Test Hoist Locked Out by Arms Not Stowed On full eject units with service hoist the arms trigger a proximity switch when they are raised fu...

Page 41: ...ker bar at the top rear of the hopper 2 If the packing panel does not stop at this point or stops too soon please refer to the guide in this manual on how to adjust the pack limit switch Table 1 Locko...

Page 42: ...unit serve to alert the operator that a dangerous condition exists forcing him to pay close attention to how the unit is operated in order to prevent damage or serious injury The warning indicators ar...

Page 43: ...ned later in this manual The following is the lockout tagout procedure 1 Set the chassis parking brake 2 Turn off the hydraulic pump 3 Activate one of the hydraulic controls to relieve any residual pr...

Page 44: ...Place an Out of Service tag see Figure 2 2 on the steering wheel using a non reusable fastener and place an Out of Service sign in the front window 6 Turn off and lock the battery kill switch 7 Chock...

Page 45: ...different functions that come with the vehicle These controls are located on the in cab control console In Cab Control Console NOTE It is imperative that the operator familiarize himself with the lay...

Page 46: ...nsole Auto Pack Switch This switch controls the automatic pack cycle Depress the switch and release to initiate the automatic pack cycle NOTE The switch will illuminate when in auto pack cycle Figure...

Page 47: ...mp Shutoff Switch This switch controls the hydraulic pump To engage the pump the switch must be pulled out The switch knob will illuminate in the on position To turn the pump off push the switch in Fi...

Page 48: ...rol Console Danger Warning Lamp This lamp will illuminate whenever the following occurs The hopper access door is open The arms are over height The tailgate is ajar The body is raised Figure 3 4 Dange...

Page 49: ...b Control Console 39 Caution Warning Lamp This lamp will illuminate whenever the following occurs The packing panel is not home The top door is not open The tailgate is ajar Figure 3 5 Caution warning...

Page 50: ...40 In Cab Control Console MDM Control Module This module displays many warnings as well as other information It will be covered elsewhere in this manual Figure 3 6 MDM control module...

Page 51: ...s rocker switch is used to either eject the load at the landfill or to reverse the packer panel during auto pack Press top of the switch and hold to eject press bottom of the switch and hold to revers...

Page 52: ...rol This is an optional control to set the spacing of the forks Pressing top of the switch and holding it down moves the forks apart pressing bottom of the switch and holding it down brings them close...

Page 53: ...ion with the Door Enable switch beside it Pressing top of the switch and holding it down opens the top door pressing bottom of the switch and holding it down closes the top door Top of the Door Enable...

Page 54: ...Control Console Door Enable Control The top of this rocker switch must be pressed and held whenever the hopper cover or rear door controls are used in order for them to function Figure 3 10 Door enabl...

Page 55: ...th the Door Enable switch beside it Pressing top of the switch and holding it down opens the rear door pressing bottom of the switch and holding it down closes the rear door Top of the Door Enable swi...

Page 56: ...optional control used to supply or cut power to a remote joystick mounted inside or outside the cab Pressing the toggle up provides power to the remote joystick In the center position power to the re...

Page 57: ...ptional switch used to control the lamp mounted to the street side rear view mirror illuminating the hopper area Pressing the toggle upward will turn on the lamp Pressing it back down to the center po...

Page 58: ...his is an optional switch used to control the lamp mounted behind the cab illuminating the packer area Pressing the toggle upward will turn on the lamp Pressing it back down to the center position tur...

Page 59: ...It will also control the fender mounted backup lamps if your vehicle is so equipped Pressing the toggle up will illuminate the lamps With the switch in the center position the lamps are off Pressing...

Page 60: ...light It will also control a front body mounted strobe lamp if your vehicle is so equipped Pressing the toggle up will illuminate the lamps With the switch in the center position the lamps are off Pr...

Page 61: ...to control the arms activated auto pack function If the toggle switch is in the ON position the auto pack cycle will be activated when the arms drop below the windshield Press the toggle to the OFF po...

Page 62: ...he hopper if the arms forks are below 13 6 or if the tailgate is fully open Figure 3 18 Arms over height indicator lamp Joystick Control The WITTKE RETRO FL TM is equipped with a joystick to control o...

Page 63: ...bel plate indicates pushing the corresponding handle away from you towards the front will lower the arms or forks whereas pulling the corresponding handle toward you will lower the arms or forks Each...

Page 64: ...pulling the handle backward will lower them Pushing the handle to the right will lower the forks whereas pulling the handle to the left will raise the forks It is possible to control both arm and for...

Page 65: ...and lowering functions Pulling the lever toward you raises the service hoist whereas pushing the lever away from you toward the chassis frame will lower the service hoist Figure 3 21 Service hoist pum...

Page 66: ...56 In Cab Control Console...

Page 67: ...p inspection Review the Operator Pre Trip Inspection document commencing on Page 80 herein Ensure that all malfunctions or concerns are reported to your supervisor and or maintenance department Prior...

Page 68: ...set prior to your inspection Engage the hydraulic pump Operate all body controls to ensure they function properly Ensure that all interlocks are functioning properly see pages 31 through 35 Check all...

Page 69: ...Travel Position During transport requiring long traveling distances between container pickups park the lift arms against the body bumper pads and tuck the forks into the hopper This practice ensures...

Page 70: ...container does not contact the cab or the canopy by utilizing the fork control 6 Once the arms are up all the way they contact the body bumper pads rotate the forks back to dump the refuse into the ho...

Page 71: ...tationary for a brief moment and then automatically return to the front of the hopper When the body starts to fill up it will become necessary to reverse the packer panel before it has traveled to the...

Page 72: ...ading process is completed do the following 1 Return the packer panel by activating the Reverse toggle switch Stop the packer panel approximately 60 from the front of the hopper 2 Activate the Tailgat...

Page 73: ...ker panel has moved rearward about 48 inches depress the red pump shut off button 5 Complete the Lockout Tagout procedure see Lockout Tagout Procedure on page 33 6 Open the hopper access door and ente...

Page 74: ...ls and Operation sections within this manual prior to attempting any maintenance to your WITTKE RETRO FL TM Initial Lubrication Prior to first using your new WITTKE RETRO FL TM front loader it is nece...

Page 75: ...of oil to the hydraulic system at 1 500 rpm The pump uses a dual modulating element designed to establish a low unload condition of 20 psi when returning oil back to the reservoir in the off mode An e...

Page 76: ...allel variety meaning that more than one circuit can be operating simultaneously However the hydraulic flow will go to the circuit that takes the least amount of operating pressure Following the work...

Page 77: ...r has a restrictor fitting in each port to limit hydraulic flow and thus speed in both directions 2 Tailgate Circuit this circuit controls the extension and retraction of the two tailgate cylinders wh...

Page 78: ...mechanical safety blocks are used to prevent the latch hooks from dropping In the event that the operator fails to replace the safety blocks when the tailgate is closed a tailgate safety circuit has...

Page 79: ...he retracting pack cylinders to the reservoir The pilot check valve is located behind the cab on the body front bulkhead As stated earlier the pack circuit incorporates telescopic cylinders When oil f...

Page 80: ...ioning deceleration valve Adjusting the Deceleration Valve The following procedure should be followed if it becomes necessary to adjust the deceleration valve A properly adjusted valve should come ver...

Page 81: ...rom horizontal to allow access to the transmission area of the chassis The service hoist is actuated through a stand alone 12 volt DC operated pump providing hydraulic power to two small diameter sing...

Page 82: ...system is the hydraulic oil It transports damaging contaminants to filtering systems lubricates and provides anti wear additives to protect against component corrosion HYDRAULIC HOSE SPECIFICATIONS I...

Page 83: ...ty SUS 100 F 171 Viscosity SUS 210 F 45 Viscosity Index 100 Pour Point F 33 Hydraulic Reservoir Your WITTKE RETRO FLTM is equipped with an aluminum hydraulic reservoir with a capacity of 55 gallons It...

Page 84: ...ive particle contaminants over a period of time will result in poor hydraulic performance and component failure The hydraulic system in your WITTKE RETRO FL TM is protected with one 5 micron return li...

Page 85: ...ey should be changed every 1000 hours Suction Strainer The suction strainer is located in the hydraulic reservoir screwed into the large diameter port that the ball valve attaches to The 100 mesh scre...

Page 86: ...tion The procedure to replace the return filter element s is as follows 1 Turn off the vehicle Refer to Lockout Tagout Procedure on page 33 NOTE Keep tools working area and equipment clean A pan will...

Page 87: ...for leaks Hydraulic Schematic PACK FORKS ARMS TAILGATE TOP DOOR ARMS UP IN ARMS UP OUT TAILGATE OPEN TAILGATE CLOSE PACK PACK RETURN SUPPLY EXHAUST JOYSTICK BLOCK TOP DOOR OPEN TOP DOOR CLOSE OPTION...

Page 88: ...NSDUCER 10 1 PILOT CHECK VALVE 11 2 HYDRAULIC CYLINDER TAILGATE 12 1 HYDRAULIC CYLINDER TOP DOOR 13 2 HYDRAULIC CYLINDER ARM 4 0 DIA 2 HYDRAULIC CYLINDER ARM 4 5 DIA 14 2 HYDRAULIC CYLINDER FORK 15 2...

Page 89: ...HRS 500 HRS 1000 HRS LEFT FORK CYLINDER PINS 2 LEFT ARM PIVOT TUBE 3 LEFT ARM CYLINDER PINS 2 LEFT SERVICE HOIST CYLINDER 2 if equipped LEFT TAILGATE LATCH 1 LEFT TAILGATE ROLLER 1 LEFT TAILGATE HINGE...

Page 90: ...IC TANK FLUID LEVEL VERIFY SUCTION HOSE IS SECURE AND LEAK FREE DRIVELINE SHAFT BOLTS ARE TIGHT ENSURE PUMP MOUNT BOLTS TIGHT LOCK WIRE IN PLACE ENSURE FORK CYLINDER PIN KEEPERS ARE SECURE INSPECT FOR...

Page 91: ...EADER MESH INSPECT OUTER P S SIDEWALLS AND FENDER FOR CRACKS AND OR BROKEN WELDS ENSURE BODY LADDER HARDWARE IN TACT AND TIGHT INSPECT TOP DOOR CYLINDER PINS INSPECT TOP DOOR CYLINDER FOR DAMAGE INSPE...

Page 92: ...ERS FOR MAJOR WEAR ENSURE D S ARM CYL PIN KEEPERS ARE SECURE INSPECT D S ARM HOSES FOR ABRASIONS INSPECT D S ARM FOR CRACKS AND OR BROKEN WELDS INSPECT ALL WIRING FOR ABRASIONS AND OR PINCHING EFFECT...

Page 93: ...ORK CYLINDER FITTINGS AND HOSES INSPECT VALVE BANK AND VALVE BANK ATTACHMENTS INSPECTPACKERCYLINDERFITTINGSAND HOSES INSPECT HYDRAULIC TANK RETRUN PRESSURE LINES FILTER HOUSING AND GATE VALVE INSPECT...

Page 94: ...TES WHEN UNIT IN REVERSE TAILGATE NOT HOME POSITION AND OR BODY UP if equipped with service hoist INSPECT FIRE EXTINGUISHER FOR SERVICEABILITY INSPECT FLARE KIT FOR SERVICEABILITY INSPECT FIRST AID KI...

Page 95: ...s and work in conjunction with the operational controls located in the control panel The electrical control system activates air solenoid valves that in turn provide controlled air pressure to the mai...

Page 96: ...he MDM is the main unit of the central control system It contains the system s application software In addition the MDM contains a visual interface screen that displays text parameters and other setti...

Page 97: ...Operating the WITTKE RETRO FLTM 87...

Page 98: ...418 831 7561 Mailing Address Mailing Address P O Box 2785 175 Route du Pont Oshkosh WI 54903 2785 St Nicolas QC G7A 2T3 Parts and Warranty Parts and Warranty During business hours During business hou...

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