BendPak HD-12-B Installation And Operation Manual Download Page 36

Page: 36 / 44

LIFT WILL NOT STAY UP

POSSIBLE CAUSE

1. Air in oil, (1,2,3)
2.

Check valve leaks, (6)

3.  Cylinders leak internally, (7)
4.  Lowering valve leaks, (4,5,1,7,6)
5.  Leaking fittings, (8)

REMEDY

INSTRUCTION

1. Check oil level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .The oil level should be up to the bleed screw in the

reservoir with the lift all the way down.

2. Oil seal damaged and cocked . . . . . . . . . . . . . . . . . . . . . . . . Replace oil seal around pump shaft.

3. Bleed cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Refer to Installation Manual.

4. Flush release valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hold release handle down and start unit allowing it to

run for 15 seconds.

5. Replace with new valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace with new valve.

6. Return unit for repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Return unit for repair.

7. See Installation Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Consult Lift Manufacturer.

8. Check complete hydraulic system for leaks. . . . . . . . . . . . . . . Tighten all hydraulics fittings and inspect all hoses.

Summary of Contents for HD-12-B

Page 1: ...ir this equipment with out reading this manual and the important safety instruc tions shown inside Keep this operation manual near the machine at all times Make sure that ALL USERS read this manual 12 000 POUND CAPACITY COMMERCIAL GRADE FOUR POST LIFTS Models HD 12SS B HD 12 B HD 12X B PLEASE READ THE ENTIRE CONTENTS OF THIS MANUAL PRIOR TO INSTALLATION AND OPERATION BY PROCEEDING YOU AGREE THAT Y...

Page 2: ...or replace at their option for the warranty period those parts returned to the factory freight prepaid which prove upon inspection to be defective BendPak Inc will pay labor costs for the first 12 months only on parts returned as previously described The warranty does not extend to defects caused by ordinary wear abuse misuse shipping damage improper installation voltage or lack of required mainte...

Page 3: ...he lift for correct initial function Read and follow the safety instructions Keep them readily available for machine operators Make certain all operators are properly trained know how to safely and correctly operate the unit and are properly supervised Allow unit operation only with all parts in place and operating safely Carefully inspect the unit on a regular basis and perform all maintenance as...

Page 4: ...s 11 Step 5 Powerside Runway Installation 12 Step 6 Offside Runway Installation 12 Step 7 Cable Sheave Installation 13 15 Step 8 Cable Installation 14 Step 9 Power Unit Installation 15 Step 10 Routing Hydraulic Hoses 15 16 Step 11 Routing Air Lines 17 Step 12 Power Unit Hook Up 18 Step 13 Inspecting Slack Safety Springs 19 Step 14 Lift Start Up Final Adjustments 19 20 Step 15 Anchoring The Columns...

Page 5: ...or or bystander or damage to property or lift Failure to follow danger warning and caution instructions may lead to serious personal injury or death to operator or bystander or damage to property Please read entire manual prior to installation Do not operate this machine until you read and understand all the dangers warnings and cautions in this manual For additional copies or further information ...

Page 6: ... is approved by the manufacturer 7 DO NOT override self closing lift controls 8 REMAIN CLEAR of lift when raising or lowering vehicle 9 CLEAR AREA if vehicle is in danger of falling 10 ALWAYS INSURE that the safeties are engaged before any attempt is made to work on or near vehicle 11 DRESS PROPERLY Non skid steel toe footwear is recommended when operating lift 12 GUARD AGAINST ELECTRIC SHOCK This...

Page 7: ...ny surface other than concrete DO NOT install or use this lift on expansion seams or on cracked or defective concrete DO NOT install or use this lift on a second elevated floor without first consulting building architect DO NOT install or use this lift outdoors CONCRETE SPECIFICATIONS LIFT MODEL CONCRETE REQUIREMENTS HD 12SS B 4 Min Thickness HD 12 B 4 Min Thickness HD 12X B 4 Min Thickness TOOLS ...

Page 8: ...y close attention as the posts can slide and can cause injury Prior to removing the bolts make sure the posts are held securely by a fork lift or some other heavy lifting devise Front Cross Tube Small Window Cutout Rear Cross Tube Large Window Cutout ...

Page 9: ...9 FLOORPLAN Diagonal Measurements Must Be Equal IMPORTANT NOTE Check Diagonal Measurements To Confirm Square Layout Diagonal Measurements Must Be Equal ...

Page 10: ...IDE as the power unit location Utility rails on the side of each runway MUST be installed to the inside For the remainder of this instruction we will illustrate the power unit mounted at the DRIVER SIDE LEFT FRONT column TOP ILLUSTRATION For power unit at right rear rotate lift 180 leaving approach ramps and front tire stops in original position IMPORTANT NOTE ...

Page 11: ...ckness recommended by the factory is no more than 1 2 per column using shims and anchors provided with the lift A maximum shim thickness of 2 is possible by ordering optional shim plates Contact your authorized BendPak Distributor for ordering information 3 Using a forklift or crane raise the cross tubes making sure the plastic slide blocks are still in position and drop down into the top of the c...

Page 12: ...inal assembly 2 Manually raise the cross tubes until the primary safety locks engage and rest on the lock position second down from the top of the ladder or approximately 66 off the ground It is important that the SLACK SAFETY LOCK IS CLEARED The slack safety lock must never rest on the safety ladder See Fig 4 1 3 The columns and cross bars will now be in position and spaced properly for the runwa...

Page 13: ... top of the Cross Tubes with the utility rail towards the center The fitting holes located at the side of the Powerside Runway should be adjacent to the Power Unit Column Align the holes in the runway with the holes on the Cross Tubes and bolt together using four M12 x7 75 x 90 hex bolts and washers See Fig 5 4 STEP 6 Offside Runway Installation 1 Position the offside runway on top of the cross tu...

Page 14: ...14 ...

Page 15: ... column Secure using the M22 hex nuts and flat wash ers Tighten each nut until there is at least one inch of threads protruding through the top of the nut The cables will remain loose until start up and final cable adjustments are made See Fig 8 1 8 2 15 DO NOT PROCEED unless visual confirmation is made of ALL safety locks ALL locks MUST be engaged before proceeding Failure to comply with these in...

Page 16: ...0 WT hydraulic oil or Dexron III automatic transmission fluid See Fig 9 1 STEP 10 Routing Hydraulic Hoses 1 Install the two 90 degree hydraulic fittings to the POWER PORT and RETURN PORT of the power unit and connect the hoses as described below It will be necessary to remove the shipping plugs from both ports prior to installing the fittings See Fig 10 1 10 2 SPX Power Unit shown Verify port loca...

Page 17: ...the JIC flared end See Fig 10 3 10 4 3 Install the two standard bulkhead couplers at the outside of the POWERSIDE RUNWAY adjacent to the power unit Tighten securely See Fig 10 5 4 Connect hoses as shown below making sure to pass through the retaining rings MAKE SURE HOSES ARE KEPT CLEAR OF CABLES See Fig 10 6 10 7 10 8 Fig 10 3 Fig 10 4 Fig 10 5 Fig 10 7 Fig 10 6 Fig 10 8 17 ...

Page 18: ... with a sharp blade to lengths as required Tubing must be cut square with no burrs Note To assemble air line tubing into fitting use firm manual pressure to push tubing into the fitting until it bottoms out To remove air line tubing from the fitting hold push sleeve in against fitting and at the same time pull out on tubing Pay careful attention to keep air line clear of any pinch points Improper ...

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Page 20: ... etc is not covered under warranty Improper electrical hook up can damage motor and will not be covered under warranty Motor can not run on 50HZ without a physical change in motor Use a separate breaker for each power unit Protect each circuit with time delay fuse or circuit breaker For 208 230 volt single phase use a 25 amp fuse For 208 230 volt three phase use a 20 amp fuse For 380 440 volt thre...

Page 21: ... power unit reservoir is full with 12 quarts of 10 WT hydraulic oil or Dexron III automatic transmission fluid 2 Spray the inside of the columns where the slide blocks glide with a light lubricant or WD 40 3 Test the power unit by pressing the push button switch If the motor sounds like it is operating properly raise the lift and check all hose connections for leaks If the motor gets hot or sounds...

Page 22: ...ty locks are functioning properly Lower the lift by pressing the push button air valve and power unit lowering valve simultaneously KEEP HANDS AND FEET CLEAR Remove hands and feet from any moving parts Keep feet clear of lift when lowering Avoid pinch points 9 Check all MAIN SAFETY LOCKS to make sure they move freely and spring back to the lock position when released Lubricate all SAFETY PIVOT poi...

Page 23: ...ncrete to a depth of six inches minimum keying new concrete under existing floor See Fig 15 5 STEP 16 Attaching Approach Ramps Tire Stops 1 Install the approach ramps on the entry side of the lift See Fig 16 1 16 2 2 Install the front tire stops at the forward side of the lift using the M14 x 2 hex bolts nuts and washers See Fig 16 3 STEP 17 Leveling Synchronizing 1 Using an engineer s automatic L...

Page 24: ...ur latches click at same time Make necessary adjustments to the cables allowing compensation for stretch Safety locks may not engage at exactly the same time when vehicles are being raised They should be close Be sure that all four corners have passed the SAME safety ladder bar slot before lowering lift on the safety locks NEVER lower lift on different safety lock position or damage to the lift ma...

Page 25: ...OPTIONAL EQUIPMENT INSTALLATION 25 ...

Page 26: ...26 OPTIONAL EQUIPMENT INSTALLATION ...

Page 27: ...t all FOUR LOCKS are disengaged If one of the locks inadvertently locks on descent the lift and or vehicle may disrupt causing personal injury or death WEEKLY MAINTENANCE 1 Lubricate all rollers with general purpose oil or WD 40 2 Check all cable connections bolts and pins to insure proper mounting 3 Lubricate safety lock pivot points with general purpose oil or WD 40 MONTHLY MAINTENANCE 1 Check s...

Page 28: ...similar heavy lubricant applied by any method including pump spray dispensing brush hand and or swabbing HOW OFTEN TO INSPECT Lifting cables should be visually inspected at least once each day when in use as suggested by American Petroleum Institute API RP54 guidelines Any lifting cables that have met the criteria for removal must be immediately replaced WHEN TO REPLACE LIFTING CABLES DUE TO BROKE...

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Page 31: ...ian The vehicle manufacturer s recommendations should be used for spotting and lifting the vehicle LIFT OPERATION SAFETY It is important that you know the load limit Be careful that you do not overload the lift If you are unsure what the load limit is check the data plate found on one of the lift columns or contact the manufacturer The center of gravity should be followed closely to what the manuf...

Page 32: ...edures before operating lift KEEP HANDS AND FEET CLEAR Remove hands and feet from any moving parts Keep feet clear of lift when lowering Avoid pinch points ONLY TRAINED OPERATORS should operate this lift All non trained personnel should be kept away from work area Never let non trained personnel come in contact with or operate lift USE LIFT CORRECTLY Use lift in the proper manner Never use lifting...

Page 33: ...d start unit allowing it possible contamination to run for 15 seconds 4 Dirty oil Replace oil with clean Dexron ATF 5 Tighten all fasteners Tighten fasteners to recommended torques 6 Check for free movement of release If handle does not move freely replace bracket or handle assembly 7 Check motor is wired correctly Compare wiring of motor to electrical diagram on drawing 8 Oil seal damaged or cock...

Page 34: ...w part Replace with new part 5 Reset circuit breaker fuse Reset circuit breaker fuse 6 Return unit for repair Return unit for repair 7 See Installation Manual See Installation Manual 8 Check wall outlet voltage and wiring Make sure unit and wall outlet is wired properly Motor must run at 208 230 VAC LIFT LOWERS SLOWLY OR NOT AT ALL POSSIBLE CAUSE 1 Cylinders binding 1 2 Release valve clogged 5 4 2...

Page 35: ...ce inlet hose assembly 3 Oil seal damaged or cocked Replace oil seal and install 4 Bleed cylinders See Installation Manual 5 See Installation Manual Consult Lift Manufacturer 6 Check vehicle weight Compare weight of vehicle to weight limit of the lift 7 Flush release valve Hold release handle down and start unit allowing it to run for 15 seconds 8 Replace with new part Replace with new part 9 Retu...

Page 36: ... lift all the way down 2 Oil seal damaged and cocked Replace oil seal around pump shaft 3 Bleed cylinder Refer to Installation Manual 4 Flush release valve Hold release handle down and start unit allowing it to run for 15 seconds 5 Replace with new valve Replace with new valve 6 Return unit for repair Return unit for repair 7 See Installation Manual Consult Lift Manufacturer 8 Check complete hydra...

Page 37: ...37 Main Parts List ...

Page 38: ...38 Runway Parts List ...

Page 39: ...39 Crosstube Parts List ...

Page 40: ..._____________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ _...

Page 41: ...___________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ___________...

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Page 43: ...43 OPTIONAL EQUIPMENT ...

Page 44: ...For Parts Or Service Contact BendPak Inc Ranger Products 1645 Lemonwood Dr Santa Paula CA 93060 Tel 1 805 933 9970 Toll Free 1 800 253 2363 Fax 1 805 933 9160 www bendpak com www rangerproducts com ...

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