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MOHAWK MODEL TP-20 

 

11 

 

TROUBLE SHOOTING CONTINUED 

 

RAISING UNEVEN CONTINUED

 

 

POSSIBLE CAUSE 

SOLUTION 

 

 

POSTS OUT OF SQUARE 

VERIFY LEVEL ASSEMBLY. MAKE ANY AND ALL NECESSARY ADJUSTMENTS. 

 

 

SHOP FLOOR UNEVEN 

VERIFY PROPER INSTALLATION OF MAIN SIDE POST. MAIN SIDE TO BE ON HIGH 
SIDE. 

 

 

 

ALSO SEE SPECIAL LIFTING PADS. 

 

 

MAIN SIDE CYLINDER 

PERFORM HYDRAULIC SAFETY CHECKS. CHECK FOR INTERNAL HYDRAULIC 
LEAKS  

 

SLOW DRIFT DOWN 

 

 

SAFETIES NOT ENGAGED 

RAISE UNIT TO RE-ENGAGE SAFETIES. THEN LOWER UNIT ONTO  SAFETIES. 

 

 

POWER UNIT LOWERING VALVE CONTAMINATION 

BACK FLUSH POWER UNIT : PULL DOWN ON THE LOWERING HANDLE, THEN 
ENGAGE THE UP BUTTON AT THE SAME TIME. RUN UNIT APPROX. 10 SEC.  

 

 

EMERGENCY LOWERING VALVE OPEN 

FULLY CLOSE THE VALVE. TIGHTEN SET SCREW. 

 

 

POPPING NOISE WHEN RAISING 

 

 

LOAD NOT CENTERED 

VEHICLE IS TO FAR FORWARD OR TOO FAR BACK. POSITION THE VEHICLE SO 
THAT THE TWO TOP CAM BEARINGS ( BEARINGS ON THE CARRIAGE WHICH 
RIDE ON THE EDGE OF THE POST CHANNEL ) ARE FREE TO SPIN WHEN ALL 
FOUR TIRES ARE OFF THE FLOOR. 

 

 

EXTERNAL HYDRAULIC LEAKS 

NOTE: TIGHTEN ALL FITTINGS PER SPECIFICATIONS.   

 

 

MAIN SIDE CYLINDER 

THOROUGHLY CLEAN THE CYLINDER. VERIFY LEAK ORIGIN. FITTINGS ARE TO 
BE TIGHTENED PER SPECIFICATIONS 

 

 

OFF SIDE CYLINDER 

THOROUGHLY CLEAN THE CYLINDER. VERIFY LEAK ORIGIN. FITTINGS ARE TO 
BE TIGHTENED PER SPECIFICATIONS. 

 

 

BAD FLAIR OR FITTING 

REMOVE THE HYDRAULIC LINE AND INSPECT FLAIR AND FITTING FOR 
DEFORMATION. REPLACE IF NEEDED.  

 

 

BAD O-RING ( O-RING TYPE FITTINGS ) 

CHANGE O-RING 

 

 

LOOSE PIPE FITTING 

REMOVE, RESEAL, AND RE-INSTALL FITTING. 
SEAL ALL PIPE FITTING CONNECTIONS WITH THREAD SEALANT MOHAWK 
PART # 601-610-002  

NOTE: DO NOT USE TEFLON TAPE.

 

 

 

 
 

Summary of Contents for TP-20

Page 1: ... CAPACITY TWO POST VEHICLE LIFT MANUAL INSTALLATION OPERATION MAINTENANCE PARTS MOHAWK RESOURCES LTD P O BOX 110 65 VROOMAN AVENUE AMSTERDAM NY 12010 TOLL FREE 1 800 833 2006 LOCAL 1 518 842 1431 FAX 1 518 842 1289 INTERNET WWW MOHAWKLIFTS COM E MAIL SERVICE MOHAWKLIFTS COM MODEL TP 20 ...

Page 2: ...l outlet when not in use Never use the cord to pull the plug from the outlet Grasp plug and pull to disconnect 6 To reduce the risk of fire do not operate equipment in the vicinity of open containers of flammable liquids gasoline WARNING Risk of Explosion This equipment has internal arcing and sparking parts which should not be exposed to flammable vapors This equipment is only suitable for instal...

Page 3: ...tically reset after disengagement After the latches have been manually disengaged this lift must be raised approximately 2 inches to reactivate the latches PROPER SELECTION OF POWER SUPPLY CORD Acceptable Cord Types SO SEO STO SOW SEOO SOW A Cord Size 12 4 Cord Ampacity 20 Amps Cord Wiring Use Female NEMA Plug supplied with lift and wire as follows See Diagram Below G Ground green W Neutral white ...

Page 4: ...se have this unit s model and serial number when calling for service Model Number ______________________ Serial Number ______________________ OR CONTACT MOHAWK RESOURCES LTD 65 Vrooman Ave P O Box 110 Amsterdam NY 12010 Toll Free 1 800 833 2006 Local 1 518 842 1431 Fax 1 518 842 1289 Internet www MOHAWKLIFTS com E Mail Service MOHAWKLIFTS com ...

Page 5: ...SL SERIES SCISSOR LIFTS FP SERIES LIGHT DUTY FOUR POST LIFTS TL SERIES LIFTS AND STANDARD OPTIONS 2 YEAR WARRANTY THIS WARRANTY IS APPLICABLE TO THE FOLLOWING MOHAWK LIFTS ONLY PARALLELOGRAM SERIES AND USL 6000 AND STANDARD OPTIONS 1 YEAR WARRANTY THIS WARRANTY IS APPLICABLE TO THE FOLLOWING MOHAWK LIFTS ONLY HR 6 TD 1000 CT 1000 AND STANDARD OPTIONS STRUCTURAL COMPONENTS ALL STRUCTURAL AND MECHAN...

Page 6: ...ERIOD MUST BE SHIPPED FREIGHT PRE PAID TO THE MOHAWK PLANT UPON COMPLETION OF INSTALLING A COMPLETE SEAL KIT MOHAWK WILL SHIP THE CYLINDER TO YOU FREIGHT COLLECT MOHAWK S OBLIGATION UNDER THIS WARRANTY IS LIMITED TO REPAIRING ANY CYLINDER WHICH UPON INSPECTION HAS NOT BEEN MISUSED MOHAWK RESERVES THE RIGHT TO DECLINE RESPONSIBILITY WHEN THE REPAIRS HAVE BEEN MADE OR ATTEMPTED BY OTHERS THE FOREGOI...

Page 7: ...LISTING ISOMETRIC FINAL ASSEMBLY MAN 2000 MAIN SIDE ASSEMBLY MAN 2000 A OFF SIDE ASSEMBLY MAN 2000 B HYDRAULIC SYSTEM MAN 2001 CARRIAGE SUB ASSEMBLY MAN 2002 CARRIAGE LIFTING RODS YOKE MAN 2003 PNEUMATIC SYSTEM MAN 2004 PARTS BOX 1 POWER UNIT MAN 2005 CARRIAGE SWING ARMS SLIDER LIFTING PADS MAN 2006 MAIN AND OFF SIDE LEG ASSEMBLY MAN 2007 TAG DECAL LOCATIONS MAN 2008 MAIN SIDE CYLINDER ASSEMBLY MA...

Page 8: ...OF THE SIGHT AND OR THE POSSIBILITY OF POURING A NEW LEVEL CONCRETE SLAB SECTION SEE FIGURE 1 SIMPLY STATED FOR OPTIMUM LEVEL LIFTING THE EQUIPMENT AT BEST CAN LIFT ONLY AS LEVEL AS THE FLOOR ON WHICH IT IS LOCATED AND SHOULD NOT BE EXPECTED TO COMPENSATE FOR DRASTIC FLOOR SLOPE DIFFERENCES THIS EQUIPMENT MUST BE INSTALLED ON A LEVEL CONCRETE FLOOR WITH A MINIMUM THICKNESS OF 6 THE CONCRETE MUST B...

Page 9: ...CLE BEING SERVICED AIR VALVE TRIO FILTER REGULATOR LUBRICATOR OIL TYPE 65 PSIG SAE NO 10 IT IS NOT RECOMMENDED TO OPERATE THE LIFT UNDER 33 deg F DUE TO AIR LINE FREEZING PRE EXISTING FLOOR REQUIREMENTS MINIMUM THICKNES S MINIMUM COMPRESSIVE STRENGTH MINIMUM AGING 6 4000 P S I 28 DAYS DO NOT INSTALL ANY MOHAWK LIFT ON ANY SURFACE OTHER THAN CONCRETE CONFORMING TO THE MINIMUM COMPRESSIVE STRENGTH M...

Page 10: ... 7 16 IN WRENCH SOCKET STARTER BOX 1 8 FT MIN CHAIN NYLON STRAP ERECTING POST POWER UNIT 1 FLAT HEAD SCREW DRIVER AIR REGULATOR 1 RATCHET WRENCH AS NEEDED 1 VICE GRIPS AS NEEDED 1 CRESCENT WRENCH AS NEEDED 1 4 FT BUBBLE LEVEL VERIFY LEVEL ASSEMBLY 1 PRY BAR ADJUSTING MOVING HEAVY ITEMS 1 TIN SNIPS PACKAGING BANDING 1 CHALK LINE FLOOR LAYOUT 1 SOAP STONE FLOOR LAYOUT 1 25 FT TAPE MEASURE FLOOR LAYO...

Page 11: ...HE BAY AREA REQUIREMENTS MAY VARY ON SPECIAL ORDERS SPECIFICATIONS REFERENCE ALL SPECIFICATIONS PRIOR TO INSTALLING A LIFT WARNING BEFORE DRILLING THE MOUNTING HOLES REFERENCE ALL FIGURES PERTAINING TO DRILLING WEJ IT WARNINGS AND INSTALLATION INSTRUCTIONS CHECK THE INSIDE DIMENSIONS OF THE POST AT THE BOTTOM FROM THE FACE OF THE MAIN SIDE POST TO THE FACE OF THE OFF SIDE POST THE INSIDE DIMENSION...

Page 12: ...E MEASURING FROM THE EDGE OF THE MAIN SIDE CHANNEL TO THE EDGE OF THE OFF SIDE CHANNEL AT THE BASE AND AT THE TOP OF THE POST THE MEASUREMENT AT THE TOP OF THE POST MUST BE THE SAME AS THE MEASUREMENT AT THE BASE OF THE POST SECURE THE MAIN AND OFF SIDE POSTS TO THE BAY FLOOR USING THE 18 x 6 WEJ IT ANCHOR BOLTS FLAT WASHERS SECURE THE POWER UNIT TO THE MAIN SIDE POST WITH HARDWARE INCLUDED IN PAR...

Page 13: ...E IN POWER UNIT VOLUME THIS WILL INDICATE AN EXCESS OF SHIMS BENEATH THE YOKE ASSEMBLIES RESTRICTING THE MAIN OR OFF SIDE CYLINDERS FROM REACHING FULL STROKE IF THIS OCCURS REMOVE ONE SHIM FROM BENEATH THE YOKE AT THIS TIME PERFORM THE PRE OPERATION CHECK LIST AND MAINTENANCE PROCEDURES DAILY WEEKLY MONTHLY MAKE ALL ADJUSTMENTS PERTAINING TO THESE PROCEDURES DIVERTER VALVE OPERATION WARNING AS WIT...

Page 14: ...EASE OIL PERFORM THE PRE OPERATION CHECK LIST PER INSTRUCTIONS BEFORE RAISING VEHICLE TO DESIRED HEIGHT BEFORE DRIVING VEHICLE INTO THE BAY POSITION ARMS AND SUPPORTS TO PROVIDE UNOBSTRUCTED CLEARANCE DO NOT HIT OR RUN OVER LIFT ARMS ADAPTERS OR AXLE SUPPORTS THIS COULD DAMAGE LIFT OR VEHICLE LOAD VEHICLE ON LIFT CAREFULLY POSITION LIFT SUPPORTS TO CONTACT AT THE VEHICLE MANUFACTURER S RECOMMENDED...

Page 15: ... PRE OPERATION CHECK LIST ITEM BY ITEM POSITION THE SWING ARMS TO THE OUTSIDE OF THE UNIT POSITION THE VEHICLE AS INDICATED BY THE MFG S RECOMMENDED LIFT POINTS SEE ALI LP GUIDE NOTE ALIGN THE VEHICLE S CENTER OF GRAVITY WITH THE CENTERLINE OF THE POSTS THIS CAN BE VERIFIED BY VIEWING THE CAM FOLLOWER BEARINGS ON THE CARRIAGE THESE BEARINGS ARE LOCATED AT EACH CORNER OF THE CARRIAGE CENTERING OF V...

Page 16: ...CONDS CHECK LUBRICATOR FLUID LEVEL FILL IF NEEDED DRAIN FILTER REGULATOR OF EXCESSIVE MOISTURE MONTHLY INSPECT ALL HYDRAULIC COMPONENTS FOR LEAKS DEFORMATION WEAR OR CORROSION TIGHTEN ALL FASTENERS HYDRAULIC PNEUMATIC FITTINGS AS REQUIRED 1 ALL O RING BOSS FITTINGS JAM NUTS ARE TO BE TIGHTENED TO 15 FOOT POUNDS TORQUE 2 ALL PIPE FITTINGS IF LEAKING ARE TO BE REMOVED RE SEALED AND RE INSTALLED SELE...

Page 17: ... NOT CONTINUE TO LOWER NOT RAISING LOAD POSSIBLE CAUSE SOLUTION LOW HYDRAULIC FLUID LEVEL LOWER UNIT REMOVE RESERVOIR BREATHER CAP FILL UNIT TO WITHIN 1 2 INCH BELOW PORT USE DEXRON III TRANSMISSION HYDRAULIC FLUID PRESSURE RELIEF ADJUSTMENT REFER TO POWER UNIT SPECIFICATIONS PRESSURE RELIEF CONTAMINATION REFER TO POWER UNIT SPECIFICATIONS REMOVE AND CLEAN DEBRIS FROM VALVE ASSEMBLY VOLTAGE TO POW...

Page 18: ...TIGHTEN SET SCREW POPPING NOISE WHEN RAISING LOAD NOT CENTERED VEHICLE IS TO FAR FORWARD OR TOO FAR BACK POSITION THE VEHICLE SO THAT THE TWO TOP CAM BEARINGS BEARINGS ON THE CARRIAGE WHICH RIDE ON THE EDGE OF THE POST CHANNEL ARE FREE TO SPIN WHEN ALL FOUR TIRES ARE OFF THE FLOOR EXTERNAL HYDRAULIC LEAKS NOTE TIGHTEN ALL FITTINGS PER SPECIFICATIONS MAIN SIDE CYLINDER THOROUGHLY CLEAN THE CYLINDER...

Page 19: ...MOHAWK MODEL TP 20 12 SERVICE CHART MODEL TP 20 SERIAL NUMBER ________________________________ DATE OF INSTALLATION _________________________ DATE PART REPLACED SERVICED SERVICE COMPANY SERVICED BY ...

Page 20: ...MOHAWK MODEL TP 20 13 MAINTENANCE CHART DATE MAINTENANCE PERFORMED SERVICE COMPANY SERVICED BY ...

Page 21: ...E IN THE U S A PARTS MANUAL MOHAWK RESOURCES LTD P O BOX 110 65 VROOMAN AVENUE AMSTERDAM NY 12010 TOLL FREE 1 800 833 2006 LOCAL 1 518 842 1431 FAX 1 518 842 1289 INTERNET WWW MOHAWKLIFTS COM E MAIL SERVICE MOHAWKLIFTS COM MODEL TP 20 ...

Page 22: ...MODEL TP 20 ...

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Page 44: ...WK MOHAWK RESOURCES LTD 65 VROOMAN AVE AMSTERDAM NY 12010 TOLL FREE 1 800 833 2006 LOCAL 1 518 842 1431 FAX 1 518 842 1289 INTERNET www MOHAWKLIFTS com E MAIN Service MOHAWKLIFTS com NEW SLAB RECOMMEDATIONS ...

Page 45: ...t conform to the above stated properties before installation of the lift is deemed acceptable The new slab must be totally surrounded by an existing concrete floor Certified strength documentation should be obtained from the firm who supplies the concrete mixture at the time of the pour The slab above is designed as stand alone and does not take into account the contribution of strength from surro...

Page 46: ...in ShortBars 3 4in 6 in TP 20 6Ft 16Ft 18 4 MainBars 24 4 TemperatureBars 4in LongBars 8in ShortBars 3 4in 6 in TP 26 6Ft 16Ft 18 4 MainBars 24 4 TemperatureBars 4in LongBars 8in ShortBars 1in 10in TP 30 6Ft 16Ft 18 4 MainBars 24 4 TemperatureBars 4in LongBars 8in ShortBars 1in 10in TR 19 2Ft 2Ft 4 4Bars 8BarsTotal 6in EachWay 3 4in 5 in FL 25 2Ft 2Ft 4 4Bars 8BarsTotal 6in EachWay 3 4in 5 in TR 2...

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