66037A 4 07/19/11
OWNER'S MANUAL
MODEL 66037A
CAPACITY: 3-1/2 TON
FLOOR SERVICE JACK
PROBLEM
ACTION
1. Unit will not lift load.
Purge air from hydraulic system by following procedure under SETUP.
2. Unit will not sustain load or feels “spongy” under load.
Purge air from hydraulic system as above.
3. Unit will not lift to full height.
Purge air from hydraulic system as above.
4. Handle tends to raise up while the unit is under load.
Pump the handle rapidly several times to push oil past ball valves in
power unit.
5. Unit still does not operate.
Contact Sunex authorized hydraulic service center.
jack but not any moving hydraulic components.
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. Any hydraulic repairs within the warranty period must be performed by an authorized service center.
INSPECTION
Visual inspection should be made before each use of the jack, checking for leaking hydraulic fluid and damaged, loose or missing parts.
Each jack must be inspected by a manufacturer’s repair facility immediately if subjected to an abnormal load or shock. Any jack which
appears to be damaged in any way, is found to be badly worn, or operates abnormally MUST BE REMOVED FROM SERVICE until necessary
repairs are made by a manufacturer’s authorized repair facility. It is recommended that an annual inspection of the jack be made by a
manufacturer’s authorized repair facility and that any defective parts, decals or warning labels be replaced with manufacturer’s specified
parts. A list of authorized repair facilities is available from the manufacturer.
PROPER STORAGE
It is recommended that the jack be stored in a dry location with all wheels touching the ground on a relatively level surface.
TROUBLESHOOTING
Important: Service jacks are self-contained devices used for lifting, but not sustaining, a partial vehicular load. In accordance with
ASME-PALD Load Sustaining Test: “A load not less than the rated capacity…shall not lower more than 1/8
"
(3.18mm) in the first minute, nor a
total of .1875
"
(4.76mm) in 10 minutes.” Lowering within this range is considered normal operation and is NOT a warrantable defect.
OWNER/USER RESPONSIBILITY
The owner and/or user must have an understanding of the manufacturer’s operating instructions and warnings before using this jack. Person-
nel 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 opera-
tor’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.
