ARMY TM 9-6115-673-13&P
AIR FORCE TO 35C2-3-512-1
(5) Close and secure instrument panel and instrument cover.
b.
Testing. (MEP-531A)
(1) Shut down generator set.
(2) Release instrument panel by turning fastener, open instrument panel slowly.
(3) Remove gauge protective cover.
(4) Tag and disconnect wire M1↔TB1-14 at %LOAD meter.
(5) Set multimeter for amps and using alligator clips, connect multimeter between
disconnected wire and terminal of %LOAD meter.
WARNING
High voltage is produced when this generator set is in
operation. Use care when working around an open control
panel with the generator set operating. Improper operation
and/or failure to follow this warning could result in personal
injury or death by electrocution.
to generator set.
(7) Observe and note indications on multimeter and %LOAD meter. If no indication on
multimeter, then fault is in wiring to %LOAD meter.
(8) Shut down generator set.
(9) Calculate percent of current from multimeter indication using following formula:
Percent of Current = 100 x Multimeter Indication
16.66
(10) Compare calculated percent of current to %LOAD meter indication noted during
operation. If difference is greater than 10%, replace %LOAD meter.
(11) Remove multimeter, connect wire M1↔TB1-14 to %LOAD meter.
(12) Install gauge protective cover.
(13) Close and secure instrument panel.
c.
Testing. (MEP-501A)
(1) Shut down generator set.
(2) Release instrument panel by turning fastener, open instrument panel slowly.
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