4.53 VOLTAGE ADJUST R3 MAINTENANCE.
This task covers:
General Mechanics Tool Kit
R e f e r e n c e
(item 2, appendix B)
Generator Set 150 kW shut
Automotive Fuel and Electrical System Repair, Tool Kit
down, paragraph 2.5.2
(item 3, appendix B)
(item 12, appendix E)
(item 10, appendix E)
Disconnect the negative battery cable first and then the positive bat-
tery terminal cables. Failure to observe this warning could result in se-
vere personal injury or death.
Tag all cables prior to removal to ensure correct connection of the
cables during installation.
Open flap (2, figure 4-49) on unit hood assembly (1).
Open front panel (4) on control cabinet assembly (3) and secure with prop (5).
Record labeling and position of cables (25) and unsolder cables (25) from terminals (24) of VOLT-
AGE ADJUST R3 potentiometer (23).
Loosen socket head screw (18) on rotary knob (17) and remove rotary knob (17), dial (19) and stop
Remove threaded element (21) and remove VOLTAGE ADJUST potentiometer R3 (23) and ser-
rated lock washer (22) from the rear of front panel (4).
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