Aluminum pit jack, Owners manual, Page 3 of 4 – Allstar Performance ALL10422-25 User Manual
Page 3
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Allstar Performance 8300 Lane Dr., Watervliet, MI 49098
Phone: (269) 463-8000 Fax: (800) 772-2618 www.allstarperformance.com
Form 1070
Rev. 032609
Aluminum Pit Jack
OWNERS MANUAL
Page 3 of 4
Installing Dirt Track Stabilizer
The dirt track stabilizer is an optional plate that attaches to ALL10422 and ALL10425 aluminum pit jacks and provides a sturdy
base when using the pit jack on a dirt surface. The plate is not included with the jack and must be ordered separately.
P/N for ordering: ALL10426
Assembly Tool and Parts
(1) 5mm Hex Wrench
(1) Drawing Instruction
(4) Allen Head Bolts
(4) Flat Washers
Assembly Instructions
1.
Remove plate and bolts from the shipping box.
2.
Place the plate beneath the jack with notch facing front roller wheel.
3.
Line up the pre-drilled holes on both the plate and the jack.
4.
Screw in with hex bolts and washers by using the hex wrench provided.
NOTE: Use only the bolts provided to fit the threads. Other bolts may damage the threads on the jack.
Disassembly for Storage
To remove the plate from the jack, unscrew the bolts by using the hex wrench. Store the plate and bolts, washers, and hex wrench
in the original shipping box.
Problem
Possible Cause
Recommened Solution
Jack Will Not Lift
1) Release Valve Not Properly Closed
2) No Oil In The System
3) Delivery Valve And/Or Bypass Valve Mal-
functioning (Valve Ball Not Properly Seated)
4) Packing Worn Out Or Defective
1) Close Release Valve
2) Fill To Prescribed Level
3) Clean To Remove Dirt Or Foreign Matter
And Replace Oil
4) Replace Packing
Jack Lifts Only Part Way 1) Oil Level Low Or Too High
1) Fill Or Remove Excess Oil
Jack Lifts But Does Not
Hold Load
1) Either Of The Following Valves Not Func-
tioning: A) Suction Valve, B) Delivery Valve,
C) Release Valve, D) Bypass Valve
2) Packing Worn Out Or Defective
1) Inspect Valves, Clean And Adjust Seat Surface
2) Replace Packing
Jack Will Not Lower
1) Release Valve Not Opening
1) Clean And Adjust Release Valve
Poor Lifting
1) Pump Packing Defective Or Valves Mal-
functioning
2) Dirty Oil
3) Air In Hydraulic System
1) Replace Packing And/Or Clean Valves
2) Replace Oil
3) Purge Air From System
Jack Will Not Lower
Completely
1) Piston Rod Bent Or Marred
2) Jack Spring Damaged
3) Link Section Warped Or Deformed Due
To Possible Overloading
1) Replace Piston Rod
2) Replace Spring
3) Replace Damaged Parts
TROUBLESHOOTING