Product Manual

Page 10 of 14
be examined before it is used. Keep your tool in good repair. Keep handles dry, clean, and free from
oil and grease. Also refer to the engine manufacturer’s instruction manual for additional information
about engine maintenance. The following chart is based on a normal operation schedule.
Maintenance Interval Maintenance Point
Daily before operating
The motor is sealed and maintenance-free.
Before each use, inspect jack tubes and replace if bent or
damaged.
Ensure all connections are tight and free of corrosion and that
the jack is properly ground with the coupler (metal to metal
contact).
If necessary, wash with mild soap and water and rinse
thoroughly. The motor ground screw and mounting bolts must
be cleaned too if a ground continuity problem occurs.
After the first 20 operating hours Fully extend the jack and clean the inner jack tube.
After the first 50 operating hours or
every week
Fully extend the jack and clean the inner jack tube.
Every year
Fully extend the jack and clean the inner jack tube once per
year. After cleaning, coat the tube with a light grease or
silicone spray lubricant.
Troubleshooting
Failure Possible Cause Corrective Action
Motor will not
operate.
No or low voltage.
Check battery and electrical
connections. Must have minimum of 10
VDC. If the battery is low, plug the
trailer cable into the tow vehicle, and
start the tow vehicle to provide power
to the jack.
Poor grounding.
Clean area between the jack mounting
plate and coupler, and ensure paint
has been removed by the star
washers. Direct metal-to-metal contact
must exist between mounting
components to ensure good electrical
contact.
Internal circuit breaker has opened. Wait 15 seconds for breaker to close.
Manual reset circuit breaker has
opened.
Reset the breaker by pressing the
button on the breaker.
Loose wires on ON/OFF switch. Secure wire connections.
ON/OFF switch is faulty. Replace switch.
Faulty motor. Replace motor.
Light Loose wires on the ON/OFF switch. Secure wire connection.