ARMY
TM 5-6115-612-34
MARINE CORPS TM 6115-34/8
AIR FORCE
TO 35C2-3-471-2
NAVY
AG-320BO-MME-OOO
4-2.
GENERATOR
ELECTRONIC
CONTROL
MODULE. (cont)
i.
Regulator Test. (cont)
(14) Turn VOLTS ADJUST knob until
voltmeter indicates 34 (± 0.5) Vdc.
(15) Move FIELD switch to LOAD
position.
Voltmeter should indicate 33
(± O.5) Vdc.
(16) Move FIELD switch to OFF
position.
(17) Decrease voltage from power
supply No. 2 to 28 Vdc.
(18) Move FIELD switch to LOAD
position.
Voltmeter should indicate 28
(± 0.5) Vdc.
(19) Failure to meet any of the
requirements
of the regulator test
indicates a problem in the regulator
circuit.
Refer to table 2-4, Mal-
function 11.
j.
Circuit Card Replacement.
(1) Removal.
(a) Remove GECM in accordance
with paragraph 4-30a, TM5-6115-612-12.
(b) Remove screws (1, figure
4-2),
lockwashers (2), and controller
base (3).
(c) Remove
screws
(4),
lockwashers
(5),
washers
(6),
and
circuit card and EMI shield (7).
(d) Carefully lift circuit card
and EMI shield.
Disconnect
wiring
harness connector (8) from circuit card.
(2) Installation.
(a) Plug connector (8) through
EMI shield into circuit card (7).
(b) Place circuit card and EMI
shield into position and secure with
washers
(6),
lockwashers
(5),
and
screws (4).
(c) Position
controller
base
(3) on GECM housing and secure with
lockwashers (2) and screws (1).
(d) Install GECM in accordance
with paragraph 4-30b, TM5-6115-612-12.
k.
Thermal Switch (S1) Replacement.
(1) Removal.
(a) Remove GECM in accordance
with paragraph 4-30a, TM5-6115-612-12.
(b) Remove screws (1, figure
4-2), lock- washers (2), and controller
base (3).
(c) Remove screws (4), lock-
washers (5), washers (6), and circuit
card (7).
(d) Carefully
lift
circuit
card.
Disconnect
wiring
harness
connector (8) from circuit card.
(e) Tag and
disconnect wires
from thermal switch (3, figure 4-3).
(f) Remove nut (1), lockwasher
(2), and thermal switch.
(2) Installation.
(a) Insert thermal switch (3)
through mounting hole and secure with
lockwasher (2) and nut (1).
(b) Connect wires to thermal
switch.
4-8
