EVERY PERSON WHO OPERATES THIS EQUIPMENT NEEDS TO KNOW AND UNDERSTAND ALL OF THE INFORMATION IN THIS MANUAL—FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY OR DEATH.
Page 1: ...EVERY PERSON WHO OPERATES THIS EQUIPMENT NEEDS TO KNOW AND UNDERSTAND ALL OF THE INFORMATION IN THIS MANUAL FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY OR DEATH...
Page 2: ...9 Lifting a Trailer 9 2 MAINTENANCE INSTRUCTIONS 10 2 1 Lubrication 10 2 2 Air Valve Cleaning Instructions 10 3 STRUCTURAL INSPECTION 11 3 1 Inspecting the Lift 11 4 TROUBLESHOOTING 12 5 AIR PRESSURE...
Page 3: ...ipping or slipping of vehicles or their components caused primarily by improperly securing loads overloading off centered loads use on other than hard level surfaces and using equipment for a purpose...
Page 4: ...d or property damage or death Use the jack to raise one end of a vehicle or trailer This jack is designed to for lifting only one end of the vehicle or trailer not supporting Once the vehicle or trail...
Page 5: ...addle Spread minimum 37 inches Saddle Spread maximum 48 5 8 inches Saddle Starting Height minimum 14 inches Saddle Starting Height maximum 20 inches Powered Stroke 30 inches COMPONENT IDENTIFICATION B...
Page 6: ...jack 5 Identify lifting points and prepare the load for lifting 6 Raise the vehicle 7 Use appropriate vehicle support stands 8 Lower the vehicle Each of these steps is discussed in detail in the foll...
Page 7: ...ler that will be lifted If lifting a trailer remove any load on or in the trailer 2 Chock the wheels on the end of the vehicle or trailer that will remain on the ground The chocks must be placed on th...
Page 8: ...height 4 Lower the lift onto the nearest down stop lug by operating the air valve handle to exhaust air see Figure 2 Do not operate the down stop release lever or else the lift will not properly engag...
Page 9: ...ntil the lift is above the next down stop lug 3 Operate the air valve handle as shown in Figure 2 to lower the lift onto the down stop lug Be sure to continue exhausting air even after the lift engage...
Page 10: ...anufacturer to determine if there is an alternate lifting location Roll the lift into place make sure it is centered on the trailer and bumper Make sure that the lift saddles on the lift frame fully e...
Page 11: ...a mild soap solution 2 1 Lubrication 1 Lubricate the pneumatic wheels swivel caster and sliding portions of the jack monthly 2 2 Air Valve Cleaning Instructions 1 Remove the valve cover 2 Remove the...
Page 12: ...wear Visually inspect the welds If any irregularities or problems are detected during an inspection the jack must be removed from service immediately and repaired Contact the manufacturer using the co...
Page 13: ...ve Cleaning Instructions section of this manual Lift will not lower or lowers erratically Vehicle parking brake is set and or transmission is in gear If lifting on front of vehicle and rear wheels are...
Page 14: ...13 6 MAINTENANCE CHART Action Date Details Person Responsible Receiving Inspection...
Page 15: ...14 NOTES...
Page 16: ...Joseph Missouri 64503 Customer Service Hotline 800 821 7320 or 816 233 6121 Fax 816 233 7251 E mail gray grayusa com Website grayusa com Printed in U S A 2018 Gray Manufacturing Company Inc P N 0 670...
