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Mechanical Dock Leveler

Hydraulic Conversion

Installation & Owner’s Manual

Rite-Hite Print Shop

Pub. 1147- Rev. 7 SEPTEMBER 2004

AFTERMARKET
CORPORATION

Содержание Mechanical Dock Leveler Hydraulic Conversion

Страница 1: ...Mechanical Dock Leveler Hydraulic Conversion Installation Owner s Manual Rite Hite Print Shop Pub 1147 Rev 7 SEPTEMBER 2004 AFTERMARKET CORPORATION...

Страница 2: ...to lock in movable rear hinge if necessary 6 Electrical Cord Conduit Tools Needed 1 Steel hawg magnetic drill or similar drill 2 1 25 bit for magnetic drill 3 Hammer drill 4 Welder Grinder Torch 5 Mi...

Страница 3: ...ation does not recommend any particular lockout device but recommends the utilization of an OSHA approved device refer to OSHA regulation 1910 147 RITE HITE Corporation also recommends the review and...

Страница 4: ...orm Lip Cylinder Lug Bracket Ramp Clevis Platform Rear Ramp Hinge Pin Lip Lug Lip Keepers Front Bracket Pit Floor MECHANICAL COMPONENTS Subframe Rear Front Rear ELECTRICAL COMPONENTS Rear HYDRAULIC CO...

Страница 5: ...Hydraulic oil can be added to the system by removing the cap and pouring oil into the reservoir NOTE When adding oil use only MIL H 5606 SAFETY STOP SYSTEM The hydraulic system has an emergency flow c...

Страница 6: ...oncrete in the position for the unit to be capable of conversion PLATFORM CENTERLINE OBSTRUCTIONS If the platform of the leveler has any structural reinforcements or supports between the center string...

Страница 7: ...00 lbs WARNING Always use safe work habits This kit includes a maintenance strut Always use this maintenance strut when working under the leveler WARNING Be sure to follow these Caution notes when ins...

Страница 8: ...8 Pub 1147 Rev 7 SEPTEMBER 2004 Mechanical Dock Leveler Hydraulic Conversion ELECTRICAL INSTALLATION DETAILS FIGURE 2...

Страница 9: ...late Insure the structural integrity of the leveler Make sure the leveler will have at least five more years of useful life after the conversion is complete IMPORTANT Make sure rear hinge of leveler i...

Страница 10: ...ng with electrical or electronic controls make sure that the power source has been locked out and tagged according to OSHA regulations 1910 147 and approved electrical codes Barricade work area Post s...

Страница 11: ...the method for installing the base depending on the type of front sub frame and the support that will be needed to transfer all loading directly to the pit floor concrete IMPORTANT OBSERVE ALL SAFETY...

Страница 12: ...s lip stop bolts etc See Figure 4 2 Position the strut base so the hole is parallel to the front of the leveler and the chamfered edge is against the front frame 3 Shim under the front sub frame at th...

Страница 13: ...eight 5 Locate the strut base with extension within 12 of the centerline of the leveler so that it does not interfere with the board operation Before beginning installation check for potential clearan...

Страница 14: ...e within 12 of the centerline of the leveler so that it does not interfere with the board operation Before beginning installation check for potential clearance problems with lip lugs header bridge bar...

Страница 15: ...er frame near the strut base 4 Connect the free end of the strut chain to the frame anchor loop See Figure 10 FIGURE 8 LIP HOLE LOCATION FIGURE 9 STRUT CUT TO LENGTH LIP INSTRUCTIONS 1 Locate and dril...

Страница 16: ...place to the stringers The bracket should open toward the front of the leveler Insure the bracket is square to the leveler deck so the hydraulic cylinder stays on the center line of the leveler 4 Cut...

Страница 17: ...nge to position the pit floor bracket See Figure 12 Draw a line on the pit floor parallel to the hinge at this position This dimension is critical to make sure the ramp cylinder does not bottom out on...

Страница 18: ...fuse into adapter of ramp cylinder Fasten securely 5 Install hoses between the pump and the ramp and lip cylinders The small hose should be connected to the lip cylinder and the larger hose should get...

Страница 19: ...s base Leave bolts in place 5 Paint all brackets and welds to control rust PUMP ADJUSTMENTS 1 Run leveler and adjust properly a Adjust shuttle valve so that leveler platform lowers from top to bottom...

Страница 20: ...20 Pub 1147 Rev 7 SEPTEMBER 2004 Mechanical Dock Leveler Hydraulic Conversion FIGURE 14 QUICK CLEAN FRAME MODIFICATIONS...

Страница 21: ...Pub 1147 Rev 7 SEPTEMBER 2004 21 Mechanical Dock Leveler Hydraulic Conversion LIP KEEPER SUPPORT FOR LEVELERS WITH INADEQUATE FRONT SUSPENSION FIGURE 15...

Страница 22: ...tch activates the power unit during the automatic return to dock process raising the leveler while the lip falls to the fully pendant position As the lip falls to the pendant position the rotary cam m...

Страница 23: ...Rev 7 SEPTEMBER 2004 23 Mechanical Dock Leveler Hydraulic Conversion Limit Switch Cam Block Top Collar Bottom Collar Front Header 1 16 Between Center of Switch and Edge of Cam Block FIGURE 17B ARTD AD...

Страница 24: ...termittent Duty Thermally Protected With Automatic Reset L2 1L1 Optional Raise Raise ARTD SOLID STATE LEVELER CONTROL MODULE Door Jumper Is Standard Remove Jumper If Optional Overhead Door ITC ITL Is...

Страница 25: ...e Typ 2 Places Transformer Secondary Fusing 0 5 Amp 250V 3 AG Slow Blow Optional Door Interlock Limit Switch By Others IMPORTANT Motor Lead Connections Wire Termination Wire Nut Or Equal Device 50 VA...

Страница 26: ...0 5 Amp 250V 3 AG Slow Blow Optional Door Interlock Limit Switch By Others LS1 N O H C Restrictor Sw LS2 N O ARTD Limit Sw Motor 1 HP 3450 RPM 380V 3 Ph 50 Hz Use Min 12 Gage 60 75 C Copper Wire 100...

Страница 27: ...5 Amp 250V 3 AG Slow Blow Optional Door Interlock Limit Switch By Others LS1 N O H C Restrictor Sw LS2 N O ARTD Limit Sw Motor 1 HP 3450 RPM 480V 3 Ph 50 60 Hz Use Min 12 Gage 60 75 C Copper Wire 100...

Страница 28: ...5 Amp 250V MDL Dual Element Type Optional Door Interlock Limit Switch By Others LS1 N O H C Restrictor Sw LS2 N O ARTD Limit Sw Motor 1 HP 3450 RPM 575V 3 Ph 50 60 Hz Motor Lead Connections Wire Term...

Страница 29: ...ltage Amps 120 Volt 1 Phase 110 14 115 7 to 14 208 Volt 1 Phase 200 7 205 4 to 7 230 Volt 3 Phase 220 5 5 220 3 8 to 5 5 460 Volt 3 Phase 440 3 2 440 1 9 to 3 2 Motor Single Phase Single Phase Power U...

Страница 30: ...leveler DO NOT operate leveler until truck trailer is parked against the dock bumpers and the truck trailer has been secured NEVER attempt to lift the lip or hold the lip out by hand Serious personal...

Страница 31: ...lip is on the truck trailer and the truck pulls out the leveler will move to its lowest position and the lip will begin to lower As the lip drops toward the pendant position the ARTD system automatic...

Страница 32: ...r and the truck pulls out the leveler will move to its lowest position and the lip will begin to lower As the lip drops toward the pendant position the ARTD system automatically returns the leveler to...

Страница 33: ...base 3 Shut off power at the disconnect switch and lockout tagout according to OSHA regulations 4 Remove all debris from the leveler and pit Be sure the hinge section of the lip and platform is clean...

Страница 34: ...s Locknut Cap Adjustment Screw Shuttle Valve Body Locknut Seal O Rings Cap Sequence Valve Adjustment Screw Viewed From Tank End System Relief Valve 1 Leveler must be adjusted to lower from full raised...

Страница 35: ...turning valve body or adjustment screw 5 Reinstall O ring and protective cap and tighten cap 6 Re test the unit several times to verify the setting 7 If the lip begins to extend at any time before the...

Страница 36: ...3 1 2 x 16 S A 5 And 6 Long 3 1 2 GPM 8 And 10 Long 5 GPM Lip Cylinder 1 1 2 x 6 S A Suctin Filter M Motor 3450 RPM Pump Check Valve Orifice Plug Orifice Plug Pilot To Open Check Valve Pilot To Close...

Страница 37: ...Pub 1147 Rev 7 SEPTEMBER 2004 37 Mechanical Dock Leveler Hydraulic Conversion OPTIONAL EQUIPMENT DOOR INTERLOCK FIGURE 38 FIGURE 39...

Страница 38: ...fitting the bottom of the SAFE T STRUTTM base When working with electrical or electronic controls make sure that the power source has been locked out and tagged according to OSHA regulations and appr...

Страница 39: ...t all wires are correctly and solidly connected in the control box motor junction box and pit wall junction box g The overhead door interconnect g With overhead door ITC Verify has failed that limit s...

Страница 40: ...ARTD cam power is turned on damaged b The ARTD system has failed b Verify that ARTD and restrictor limit switches are functional Type 2 Control Box Verify that the limit switches are wired to terminal...

Страница 41: ...s fully or partially extended a Debris on lip hinge a Remove dirt debris and corrosion from the lip hinge spools b Lack of lubrication b Without grease fittings Lubricate the hinge spools with SAE30 o...

Страница 42: ...lowly a Weight on top of platform a Remove weight from platform b Hydraulic fluid level is low b Check oil level in tank Refill if there is less than 3 1 2 of oil in the tank when the unit is held ope...

Страница 43: ...ot applicable condition Type 2 Control Box Push RESET button to clear faults c There is a faulty wiring connection c Verify that all wires are correctly and solidly connected in the control box motor...

Страница 44: ...e out fault b The pushbutton and or contact block b Type 2 Control Box Replace does not function properly or is stuck pushbutton and or contact block c The ARTD system has failed c Verify that ARTD an...

Страница 45: ...JIC M 6728 6728 5 1 FTG ELB 90 4 SAE M 4 JIC M 16920 16920 16920 16920 6 1 FTG ELB 90 6 SAE M 6 JIC M 55267 55267 55267 55267 7 1 FTG ELB 45 4 JIC SWF 4 SAE M 100363 100363 100363 100363 8 1 FTG ELB...

Страница 46: ...46 Pub 1147 Rev 7 SEPTEMBER 2004 Mechanical Dock Leveler Hydraulic Conversion ARTD ASSEMBLY...

Страница 47: ...102640 11 1 Limit Switch Restrictor 100135 12 2 Screw Round Head 8 32 x 1 3 4 lg 100136 13 2 Washer External Tooth 8 51760 14 4 Washer Flat 8 51736 15 2 Nut 8 32 51538 16 2 Shaft Collar 68163 17 2 Fla...

Страница 48: ...103163 2 1 Enclosure 65849 3 1 Switch Plunger OP 25A 125 250V AC 17687 4 1 Armored Pushbutton Boot 17688 5 2 Wire Term Ring Type 12 Wire 8 SCR 17690 6 1 Wire Marker 1L1 55821 7 1 Wire Marker T1 55535...

Страница 49: ...HMS 8 32 x 1 1 2 Lg ZP 58181 6 2 Washer Ext Tooth 8 ZP 51839 7 1 Ground Lug and Sticker 55902 8 1 Pushbutton Black IEC 65887 9 2 Contact Block N O IEC 65890 10 1 Corrosion Retard Pad 55561 11 1 Drawin...

Страница 50: ...2 100222 100222 100222 7 1 Terminal Block 16848 16848 16848 16848 8 1 Contactor 65911 65911 65911 65911 9 1 Overload Relay 65912 65912 65912 65912 10 1 Corrosion Retard Pad 55561 55561 55561 55561 11...

Страница 51: ...0 5 1 Ground Lug and Sticker 55902 55902 55902 55902 6 2 Panel Control Box 100222 100222 100222 100222 7 1 Terminal Block 114 369 114 369 114 369 114 369 8 1 Contactor 65911 65911 65911 65911 9 1 Over...

Страница 52: ...52 Pub 1147 Rev 7 SEPTEMBER 2004 Mechanical Dock Leveler Hydraulic Conversion...

Страница 53: ...rut Kit 1 1 103967 Safe T Strut 63 long 1 2 51100 Anchor Loop 25 wire dia 1 3 16182 Chain assembly 1 4 59387 Base 4 25 Safe T Strut 1 5 103349 Extension Base 1 6 103495 Competitive Base support angle...

Страница 54: ...54 Pub 1147 Rev 7 SEPTEMBER 2004 Mechanical Dock Leveler Hydraulic Conversion MECHANICAL PARTS 8 9 10A 2 3 4 1 11 6 7 5 10B...

Страница 55: ...4 590 3 1 Toe Guard 8 Leveler RH 1707 526 4 1 Toe Guard 8 Leveler LH 1708 5 2 Lip Keepers Hydraulic 2175 669 6 1 Toe Guard 10 Leveler RH 1727 7 1 Clevis Pit Floor with Base 18241 8 1 Lip Cylinder Base...

Страница 56: ...this warranty RITE HITECorporation will remedy such defects by repairing or replacing any defective equipment or parts bearing all of the costs for parts labor and transportation This shall be the ex...

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