Maintenance; Battery Replacement - CEN-TECH 38391 Owner's Manual

maintenance and Servicing
procedures not specifically explained in this manual must
be performed only by a qualified technician.
to pREVEnt SERiouS inJuRy: unplug the power pack, turn the power Switch off and allow power
pack to cool completely before performing any inspection, maintenance, or cleaning procedures.
1. bEFoRE EaCh uSE, inspect the general
condition of the Power Pack. Check for:
• loose hardware,
• cracked or broken parts,
• damaged electrical wiring or cable insulation, and
• any other condition that may
affect its safe operation.
battery Replacement and disposal
lEad battERy muSt bE RECyClEd.
WaRning! to prevent damage or injury, replacement battery must be identical to original battery.
Replace the Battery when voltage drops
below 9V after recharging.
1. Remove all eight screws from the back
of the case and lift off the panel.
2. Lift out the Battery without damaging the circuit board.
note: Notice how the red and black cables connect
to the old battery and make sure to keep them in
place, connecting them to the new battery.
3. Detach the recharging wires and battery
cables from the battery terminals.
light bulb Replacement
1. Gently squeeze the Light Lens/Bezel
Assembly together and remove it.
Item 38391 For technical questions, please call 1-800-444-3353.
2. Keep unit clean and clamps free
of dirt, debris, or grease.
3. For longer working life, protect Power
Pack from sunlight and moisture.
4. aFtER uSE, wipe external surfaces of
the Power Pack with clean cloth.
5. ContainS SEalEd lEad battERy.
battERy muSt bE RECyClEd.
4. Position the replacement battery with the
label facing out, and make sure the red (+)
recharging wire and battery cable is attached to
the positive (+) battery terminal. Connect both
of the recharging wires and battery cables.
5. Carefully slide the battery into the compartment
without damaging the circuit board.
6. Replace the back panel and the screws.
Call 1-800-822-8837 for battery recycling.
2. Unscrew the Bulb and replace it.
3. Push the Light Lens/Bezel Assembly back into place.
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