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Service manual

ManualsBrandsUltra Start ManualsAutomotive1600
71727374757677787980
Maintenance
4-21
Enclosure Removal
1. Remove the four painted screws from the top of the unit.
2. Remove the four screws and two feet from the bottom of the unit.
3. Slide the right and left enclosure halves away from the bezel and off the unit chassis.
4. Reverse the removal procedure to reassemble the enclosure.
Bezel Removal
1. Remove the enclosure according to the enclosure removal procedure.
2. Remove the four screws that secure the bezel to the chassis.
3. From the right side of the unit, slide a flat blade screwdriver between the bezel and the
chassis and deflect the lower snap attached to the center web of the bezel.
4. From the left side of the unit, slide a flat blade screwdriver between the bezel and the chassis
and deflect the upper snap attached to the center web of the bezel.
5. Pull the bezel away from the chassis.
6. Reverse the removal procedure to reassemble the bezel.
NiMH Battery Replacement
1. Remove the two screws that secure the top of the battery compartment to the rear panel.
2. Swing the battery compartment down into a horizontal position.
3. Disconnect the battery cable connector from the rear panel connector.
4. Lift the battery and its attached cable out of the compartment.
5. Reverse the removal procedure to replace the old battery with a new one.
Rear Panel Removal
1. Remove the battery and enclosure according to their respective removal procedures.
2. Remove the PCBA Drawer assembly according to its removal procedure.
3. Remove the six screws and six connector jackscrews from the rear panel.
4. Pull the rear panel away from the chassis.
5. Reverse the removal procedure to reassemble the rear panel.
Backplane PCBA Removal
1. Remove the enclosure, battery, and rear panel according to their respective removal
procedures.
2. Gently remove the output connector section of the PCBA from the plastic standoffs attached
to the main PCBA section and rotate away from the main PCBA.
3. Remove the power interconnect cable from the main PCBA.
4. Remove the six screws that secure the main PCBA to the chassis.