791-7170A 4 01/21/19
OPERATING MANUAL FOR 791-7170A
3. It should not be necessary to refill or top off the reservoir with hydraulic fluid unless there is an external leak. An external leak requires
immediate repair which must be performed in a dirt-free environment by qualified hydraulic repair personnel who are familiar with
this equipment.
IMPORTANT:
In order to prevent seal damage and jack failure, never use alcohol, hydraulic brake fluid or transmission oil in the jack. Use NAPA
hydraulic Jack Oil #765-1541.
4. Every jack owner is responsible for keeping the jack labels clean and readable. Use a mild soap solution to wash external surfaces of the jack
but not any moving hydraulic components. Contact NAPA for a replacement label if your jack's label is unreadable.
5. Inspect the jack before each use. Do not use the jack if any component is cracked, broken, bent, shows sign of damage or leaks hydraulic fluid.
Do not use the jack if it has loose or missing hardware or components, or is modified in any way. Take corrective action before using the jack
again.
6. Do not attempt to make any hydraulic repairs unless you are a qualified hydraulic repair person that is familiar with this equipment. Repairs
must be performed by an authorized service center.
TROUBLESHOOTING
OWNER/USER RESPONSIBILITY
The owner and/or user must have an understanding of the manufacturer’s operating instructions and warnings before using this jack.
Personnel involved in the use and operation of equipment shall be careful, competent, trained, and qualified in the safe operation of the
equipment and its proper use when servicing motor vehicles and their components. Warning information should be emphasized and
understood. If the operator is not fluent in English, the manufacturer’s instructions and warning shall be read to and discussed with the
operator in the operator’s native language by the purchaser/owner, making sure that the operator comprehends its contents. Owner and/or
user must study and maintain for future reference the manufacturers’ instructions. Owner and/or user is responsible for keeping all warning
labels and instruction manuals legible and intact. Replacement labels and literature are available from the manufacturer.
PROBLEM
ACTION
1. Unit will not lift rated load.
Purge air from hydraulic system by following procedure under SETUP.
2. Unit will not sustain rated load or feels “spongy” under rated load.
Purge air from hydraulic system as above.
3. Unit will not lift to full height.
Purge air from hydraulic system as above.
4. Unit still does not operate.
For a complete list of authorized
hydraulic
repair centers please visit
www.toolwarrantyrepair.com.
LIMITED WARRANTY
Please contact your local NAPA Auto Parts Store for details on warranty.