ARMY TM 9-2805-259-14
AIR FORCE TO 38G2-89-54
NAVY NAVFAC P-8-615-14E
4-39. Regulator-Rectifier.
b. Test
c. Installation
This task covers:
a. Removal
INITIAL SETUP
Tools
General Mechanic's Tool Kit (Item 1, Appendix B)
(1) Disconnect regulator-rectifier connector (1) from left side shroud (2).
NOTE
Model 2A042-2 is equipped with a grounding strap. Make note of placement before
removing regulator-rectifier.
(2) Remove three assembled screws and washers (3) and remove regulator-rectifier (4).
(3) Remove assembled screw and washer (5) and remove fuse cover (6) and two fuses (7).
(4) Inspect fuses (7) and replace if burnt out or otherwise damaged.
b. Test.
(1) Run alternator at 3400-3600 RPM.
(2) Connect AC alternator leads to the regulator-rectifier.
(3) Connect DC alternator leads to a battery or batteries, with an ammeter and a voltmeter in the circuit.
(4) Meter readings should be as follows:
NOTE
Depending on condition of batteries used, meter readings can be anywhere between the
minimum and maximum listed above.
Low Charge Battery
Full Charge Battery
Amperes (approx) 5-9
(approx) 0-1.5
Volts (approx) 25.0
(approx) 28.5
