Symptom
Possible Causes
Corrective Action
Jack will not li
Ō
1. Release valve in wrong posi
Ɵ
on
2. Air trapped in system
3. The
Air Motor Supply Hose (orange)
is kinked
4. Weight capacity exceeded
5. Air supply inadequate
6. Hydraulic unit malfunc
Ɵ
on
1. Ensure the air lever (#78) is rotated to the right, the up posi
Ɵ
on
according to the label
2. Follow Bleeding/Ven
Ɵ
ng Trapped Air procedure on page3
3. Install the
Air Motor Supply Hose (orange)
correctly, ensure
smooth air circuit
4. Consider higher capacity jack
5. Ensure air supply adequate
6. Discon
Ɵ
nue to use the product, call 636-327-9050 and contact ATD
Tools Technical Service for solu
Ɵ
on
Jack will li
Ō
, but cannot
maintain pressure
1. Release valve malfunc
Ɵ
on
2. Hydraulic unit malfunc
Ɵ
on
1. Replace the release valve parts (#30)
2. Discon
Ɵ
nue to use the product, call 636-327-9050 and contact ATD
Tools Technical Service for solu
Ɵ
on
Jack will not lower a
Ō
er
unloading
1. Oil reservoir is over
Į
lled
2. The
Air Motor Supply Hose (black)
is kinked
3. Moving parts are stuck
4. Release valve malfunc
Ɵ
on
1. Drain excess
Ň
uid to proper level
2. Install
Air Motor Supply Hose (black)
correctly, ensuring
unrestricted air
Ň
ow
3. Clean and lubricate the moving parts
4. Replace release valve parts (#30)
Poor li
Ō
performance
1. Low
Ň
uid level
2. Air trapped in system
1. Follow the adding and changing oil procedure on page 5
2. Follow Bleeding/Ven
Ɵ
ng Trapped Air procedure on page3
Will not li
Ō
to full extension Low
Ň
uid level
Follow adding and changing oil procedure on page 5
MAINTENANCE
Important:
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Adding/ Changing Oil
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Lubrication
A
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Cleaning
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Note:
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Storage
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TROUBLESHOOTING
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