4.55 FREQUENCY METER P5 MAINTENANCE.
This task covers:
General Mechanics Tool Kit
(item 2, appendix B)
Generator Set 150 kW shut
Automotive Fuel and Electrical System Repair, Tool Kit
(item 3, appendix B)
(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 4-50) on unit hood assembly (1).
Open front panel (4) on control cabinet assembly (3) and secure with prop (5).
Remove cover panel (7) from terminals (9) of FREQUENCY meter P5 (6) by pulling cover panel (7)
Record labeling and position of cables and disconnect cables from terminals (9) of FREQUENCY
meter P5 (6).
Loosen screw (12), swing angle piece (11) to the side, and remove bar (10) from housing of FRE-
QUENCY meter P5 (6).
Remove FREQUENCY meter P5 (6) from front panel (4).
Install FREQUENCY meter (6) on front panel (4).
Install bar (10) on housing of FREQUENCY meter P5 (6), swing angle piece (11) over FRE-
QUENCY meter P5 (6) and tighten screw (12).
Noting correct labeling and position, connect cables to terminals (9) of FREQUENCY meter P5 (6).
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