Why does the handle raise up while the Napa Lifting Systems unit is under load?
If the handle raises up while the Napa Lifting Systems unit is under a rated load, rapidly pump the handle several times. This action helps to push oil past the ball valves located in the power unit, which should resolve the issue.
What to do if Napa Lifting Systems unit will not lift rated load?
If your Napa Lifting Systems unit won't lift the rated load, purge air from the hydraulic system. Follow the procedure detailed under the SETUP section to ensure proper operation.
Why Napa Lifting Systems unit will not sustain rated load?
If the Napa Lifting Systems unit will not sustain a rated load or feels spongy, the suggested solution is to purge air from the hydraulic system. Refer to the SETUP section for the correct procedure.
How to fix Napa 791-6420 B Lifting Systems unit that will not lift to full height?
To fix a Napa Lifting Systems unit that will not lift to its full height, you should purge air from the hydraulic system. Consult the SETUP section for instructions on how to perform this procedure.
Read and understand all instructions before operating the jack to prevent injury.
Step-by-step guide for safely lifting and lowering vehicles using the jack.
Monthly tasks including lubrication of pivot points, linkages, and wheels.
General| Brand | Napa |
|---|---|
| Model | 791-6420 B |
| Category | Lifting Systems |
| Language | English |
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