Operation and maintenance manual

Alternator QSB4.5 and QSB6.7
Page A-6 Section A - Adjustment, Repair, and Replacement
WARNING
Batteries can emit explosive gases. To reduce the
possibility of personal injury, always ventilate the
compartment before servicing the batteries. To avoid
arcing, remove the negative (-) battery cable first and
attach the negative (-) battery cable last.
WARNING
Acid is extremely dangerous and can damage the
machinery and can also cause serious burns. Always
provide a tank of strong soda water as a neutralizing
agent when servicing the batteries. Wear goggles and
protective clothing to reduce the possibility of serious
personal injury.
Shut off the engine, and remove the test equipment.
Connect all battery cables, negative (-) cable last.
Preparatory Steps
WARNING
Batteries can emit explosive gases. To reduce the
possibility of personal injury, always ventilate the
compartment before servicing the batteries. To
reduce the possibility of arcing, remove the negative
(-) battery cable first and attach the negative (-)
battery cable last.
WARNING
Acid is extremely dangerous and can damage the
machinery and can also cause serious burns. Always
provide a tank of strong soda water as a neutralizing
agent when servicing the batteries. Wear goggles and
protective clothing to reduce the possibility of serious
personal injury.
• Disconnect the batteries. Refer to the OEM service
manual.
• Remove the drive belt from the alternator pulley. Refer
to Procedure 008-002 in Section A.
• Tag and label all wires on the alternator.
• Disconnect the wires.
Remove
Spool Mount
• Remove the upper alternator link capscrew.
• Remove the mounting capscrew and nut at the bottom
of the alternator and the alternator mounting bracket.
• Remove the alternator.