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part of the SMOOTH TRANSITION DOK SYSTEM
This Manual Covers Dock Levelers Built After Serial Numbers:
07AD930001M and up
PRINTED IN U.S.A.
RITE-HITE
PRINT SHOP
RHV
Dock Leveler
Owners Manual
TM
MADE IN U.S.A.
PUBLICATION NO. 1218
FEBRUARY 2008

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Summary of Contents for RITE-HITE RHV Series

  • Page 1 Dock Leveler Owners Manual part of the SMOOTH TRANSITION DOK SYSTEM MADE IN U.S.A. This Manual Covers Dock Levelers Built After Serial Numbers: 07AD930001M and up PRINTED IN U.S.A. PUBLICATION NO. 1218 RITE-HITE PRINT SHOP FEBRUARY 2008...
  • Page 2: Table Of Contents

    ® Your local RITE-HITE representative provides a Planned Maintenance Program (P.M.P.) which can be fitted to your ® specific operation. Call your local representative or the RITE-HITE Corporation at 414-355-2600. ® The RITE-HITE products in this manual are covered by one or more of the following U.S. patents: 4,865,507;...
  • Page 3: Safety Warnings

    RITE-HITE ® does not recommend any particular lockout device, but recommends the utilization of an OSHA approved device (refer to OSHA regulation 1910.147). RITE-HITE ® also recommends the review and implementation of an entire safety program for the Control of Hazardous Energy (Lockout/Tagout). These regulations are available through OSHA publication 3120.
  • Page 4 RITE-HITE ® RHV Dock Leveler Owner’s Manual OTHER IMPORTANT OPERATIONAL SAFETY WARNINGS • Keep away from hinge when operating leveler. CRUSH HAZARD. • Post safety warnings and barricade work area • DO NOT operate leveler at dock level and at ground level to prevent...
  • Page 5 Damage to the control systems may occur. damage to equipment. • Use a vacuum to remove debris from control • ALWAYS call your authorized RITE-HITE ® box. NEVER use air to blow debris from Service Representative or RITE-HITE ®...
  • Page 6 • Barricading the dock leveler from any form of traffic. • Engage the Maintenance Pin. See Figure 2. • If you are unable to engage the Maintenance Pin, contact your authorized RITE-HITE ® Service Representative or RITE-HITE ® 1-800-456-0600.
  • Page 7: Owner Responsibility

    As with any piece of machinery, dock equipment the interface between dock and transport vehicle. requires routine maintenance, lubrication, and The owner should, therefore, train and instruct adjustments. Your local RITE-HITE ® representative operators in the safe use of dock equipment in offers owners the option of a Planned Maintenance accordance with the information provided below.
  • Page 8: Operating Instructions

    DOK-LOK ® been released and the lights have changed to RED inside and GREEN outside. • ALWAYS call your authorized RITE-HITE ® Service Representative or RITE-HITE ® (1-800-456-0600) immediately if a malfunction occurs.
  • Page 9 RITE-HITE ® RHV Dock Leveler Owner’s Manual OPERATING INSTRUCTIONS CONT. PLATFORM RAISE LIP EXTEND PRESS & HOLD UNTIL LIP RESTS ON TRAILER BED PRESS & HOLD TO EXTEND LIP TO STOP LEVELER RAMP MOVEMENT, RELEASE BUTTON Press And Hold LIP EXTEND...
  • Page 10 RITE-HITE ® RHV Dock Leveler Owner’s Manual OPERATIONS INSTRUCTIONS CONT. END LOADS 1. Press and hold the PLATFORM LOWER button until the platform is at about 45°. Release the PLATFORM LOWER button. See Figure 5. 2. Allow the platform to stay in this position until the lip falls to the pendant position.
  • Page 11 RITE-HITE ® RHV Dock Leveler Owner’s Manual OPERATING INSTRUCTIONS CONT. BELOW DOCK END LOADS — FROM HORIZONTAL POSITION 1. If the truck/trailer is lower than the level dock, press 3. Press and hold the PLATFORM LOWER button until and hold the PLATFORM RAISE button to lift the the platform comes to rest on the pit floor.
  • Page 12 RITE-HITE ® RHV Dock Leveler Owner’s Manual OPERATIONS INSTRUCTIONS CONT. OPERATING INSTRUCTIONS — FROM HORIZONTAL POSITION 4. When the truck leaves, the lip will drop to the 1. Press and hold the PLATFORM RAISE button until pendant position. Press and hold the PLATFORM...
  • Page 13 4. With the leveler supported by the Safety Pin, check hydraulic fluid level in tank. Add fluid if necessary. – Position the RHV leveler in the vertical/ Use only Rite-Hite approved hydraulic fluids. stored position. NOTE: The correct fluid level is indicated by the –...
  • Page 14 RITE-HITE ® RHV Dock Leveler Owner’s Manual MAINTENANCE CONT. 360 Days 1. Perform Daily and 90-Days Maintenance. 2. Check and tighten control box mounting hardware. 3. Check for proper Tilt Back. See page 17. OIL SAE 30 Weight NOTE: Check Hydraulic Fluid Level.
  • Page 15: Hydraulic Adjustments

    RITE-HITE ® RHV Dock Leveler Owner’s Manual HYDRAULIC ADJUSTMENTS Counterbalance Valve DO NOT force valve adjustment screws against internal stops. Damage will occur to the valve. This equipment should not be operated or serviced except by trained personnel. FIGURE 12 - COUNTERBALANCE VALVE COUNTERBALANCE VALVE ADJUSTMENT 2.
  • Page 16 RITE-HITE ® RHV Dock Leveler Owner’s Manual TILT BACK ADJUSTMENT CRUSH HAZARD. • DO NOT operate leveler with anyone standing in the path of the leveler. • DO NOT service leveler unless Maintenance Pin is properly engaged. See 4’ Level or plumb line page 6.
  • Page 17: Troubleshooting Chart

    Faulty or incorrect check d. Make sure check valve is correct for lip size, valve. check for debris, replace. f. Lip bent. f. Call your authorized RITE-HITE ® Service Representative or RITE-HITE ® at 1-800-456-0600. 5. Lip falls too fast.
  • Page 18 Verify “CB” valve setting. See page 15. properly. 8. Platform drops a. Jammed velocity fuse. a. Check the velocity fuse for a jammed poppet. suddenly and then will Contact your authorized RITE-HITE ® Service not operate. Representative or RITE-HITE ®...
  • Page 19: Hydraulic Schematic

    RITE-HITE ® RHV Dock Leveler Owner’s Manual HYDRAULIC SCHEMATIC POWER UNIT ASSEMBLY Motor 1 H.P. 3450 R.P.M. Shuttle Valve 30 P.S.I. Pump 1.45 G.P.M. @ 1400 PSI System Relief Valve 1400 P.S.I. “TANK” “RAMP” Port Port VALVE MANIFOLD ASSEMBLY “P” Port “CB”...
  • Page 20: Electrical Schematics

    RITE-HITE ® RHV Dock Leveler Owner’s Manual ELECTRICAL SCHEMATICS Power Requirement: 120V, 1 Ph. 50/60 Hz. Branch Circuit Disconnect Fusing Requirement: 30 Amp Dual Element Time Delay Or Low Peak Fuse (Supplied By Others). Use One Leveler Per Overload Protection Device.
  • Page 21 RITE-HITE ® RHV Dock Leveler Owner’s Manual ELECTRICAL SCHEMATICS CONTINUED Power Requirement: 240V, 1 Ph. 50/60 Hz. Branch Circuit Disconnect Fusing Requirement: 20 Amp Dual Element Time Delay Or Low Peak Fuse (Supplied By Others). Use One Leveler Per Overload Protection Device.
  • Page 22 RITE-HITE ® RHV Dock Leveler Owner’s Manual ELECTRICAL SCHEMATICS CONTINUED Power Requirement: 240V, 3 Ph. 50/60 Hz. Branch Circuit Disconnect Fusing Requirement: 8 Amp Dual Element Time Delay Or Low Peak Fuse (Supplied By Others). Use One Leveler Per Overload Protection Device.
  • Page 23 RITE-HITE ® RHV Dock Leveler Owner’s Manual ELECTRICAL SCHEMATICS CONTINUED Power Requirement: 380V, 3 Ph. 50 Hz. Branch Circuit Disconnect Fusing Requirement: 4 Amp Dual Element Time Delay Or Low Peak Fuse (Supplied By Others). Use One Leveler Per Overload Protection Device.
  • Page 24 RITE-HITE ® RHV Dock Leveler Owner’s Manual ELECTRICAL SCHEMATICS CONTINUED Power Requirement: 480V, 3 Ph. 50/60 Hz. Branch Circuit Disconnect Fusing Requirement: 4 Amp Dual Element Time Delay Or Low Peak Fuse (Supplied By Others). Use One Leveler Per Overload Protection Device.
  • Page 25 RITE-HITE ® RHV Dock Leveler Owner’s Manual ELECTRICAL SCHEMATICS CONTINUED Power Requirement: 575V, 3 Ph. 50 Hz. Branch Circuit Disconnect Fusing Requirement: 3 Amp Dual Element Time Delay Or Low Peak Fuse (Supplied By Others). Use One Leveler Per Overload Protection Device.
  • Page 26: Replacement Parts

    RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS - LIP AND PLATFORM 16 18 17 Pub. No. 1218 - February 2008...
  • Page 27 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS LISTS - LIP AND PLATFORM Power Unit Location Left Right Rear Frame Depth 10’ Deep 12’ Deep 12' Deep 15' Deep Item Qty. Description Part No. Part No. Part No. Part No.
  • Page 28 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS - HYDRAULIC COMPONENT PARTS 22, 23 26, 27, 28 Pub. No. 1218 - February 2008...
  • Page 29 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS LIST - HYDRAULIC COMPONENT PARTS Power Unit Location Left Right Leveler Length 5’ Long 6’ Long 6' Long 8' Long Item Qty. Description Part No. Part No. Part No. Part No.
  • Page 30 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS - HYDRAULIC MANIFOLD PARTS 2, 7, 8, 10 2, 6, 9 Lip Length 16” 18” 20” Item Qty. Description Part No. Part No. Part No. Manifold HDVHL/RHV40 (Does not include Item #11)
  • Page 31 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS - SHIM KIT 11, 12 Item Qty. Description Part No. Bar Shim .25 x 3 x 19.5L 3Notch (.75 x 2.25) 124305 Bar Shim .125 x 3 x 19.5L 3 Notch(.75 x 2.25) 124306 Plate .25 x 5.75 x 8L 2Hole (.75Dia)
  • Page 32 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS - CONTROL BOX PARTS CONTROL BOX 1 PHASE 120V L2 L3 95 96 CONTROL BOX 1 PHASE 240V CONTROL BOX 3 PHASE 240/480V L2 L3 95 96 Pub. No. 1218 - February 2008...
  • Page 33 RITE-HITE ® RHV Dock Leveler Owner’s Manual REPLACEMENT PARTS LIST - CONTROL BOX PARTS 1 Phase 1 Phase 3 Phase 3 Phase 3 Phase 3 Phase Item Qty. Description 120V 240V 240V 380V 480V 575V NEMA 12 Enclosure 10 x 8 x 6,...
  • Page 34: Warranty

    ® in writing. ® In the event of any defects covered by this warranty, RITE-HITE will remedy such defects by repairing or replacing any defective equipment or parts, bearing all the costs for parts, labor, and transportation. This shall be the exclusive remedy for all claims whether based on contract, negligence, or strict liability.

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