CAUTION: Make sure charger is unplugged from AC outlet before performing any cleaning or maintenance.
1. Inspect clamps after each use for any damage that may have occurred. to prevent corrosion. Battery fluid
may be neutralized with a solution of water and baking soda.
2. Wipe off any battery fluid that may have come in contact with the clamps to prevent corrosion. Battery
fluid may be neutralized with a solution of water and baking soda.
3. Disconnect output cables from unit after each use and protect the terminals. Protect the input cable from
damage.
4. Make sure case venting is open and unobstructed allowing the air to flow freely.
5. If needed, the case may be wiped clean with a dry, soft cloth.
Moving and Storage
1. Always disconnect from AC power source when placing the unit into storage.
2. Store unit indoors in a clean, dry environment.
3. Always store and transport the unit upright to prevent damage.
No display and the LEDs are not lit.
1. Unit has a low-power mode, pressing any button will exit the low-power mode.
2. Check that input power cord is plugged in at both the unit and the receptacle.
3. Check that the power switch is turned ON.
4. Check power at receptacles.
Display reads 0.0V.
1. Check that output cables are properly seated and locked.
2. Make sure that the positive clamp is making good connection to the positive battery terminal.
3. Make sure that the negative clamp is making good connected to a grounded point on the chassis.
4. If you have verified all connections are correct, the problem may be that the battery is severely discharged.
In this case you can press and hold the START button for at least 3 seconds, but no more than 10
seconds, to override and start a charge.
Unit unexpectedly and inappropriately reduces output.
1. The unit has thermal protection. In an overheat condition, it will reduce the output power to protect itself.
2. Make sure that the fans are properly working and that there are no obstructions to the air flow.
Battery does not accept charge.
1. Make sure charger is plugged into properly functioning AC outlet.
2. After unplugging unit, check connection at battery. Make sure the clamps are making good contact with
the battery terminal (or vehicle chassis).
3. Make sure that the output cable connectors are properly seated and locked.
4. Check to see that the battery is capable of being charged – it may be damaged or sulfated.
5. Make sure that you have selected the proper charge voltage for the battery being charged.
6. Make sure you are allowing enough time for charging the battery.
See Limited Warranty for further information on obtaining service.
MAINTENANCE
TROUBLESHOOTING
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