ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
d. Tag and disconnect reverse power relay (51, FIGURE 2-14) electrical leads.
e. Remove screws (50) and reverse power relay (51).
2.57.4.
Installation.
a. Install reverse power relay (51), FIGURE 2-14) with screws (50).
b. Connect electrical leads and remove tags.
c. Raise and secure control panel.
d. Connect negative battery cable. Close battery access door.
2.58. VOLTAGE SENSING RELAY.
2.58.1.
Inspection.
a. Shut down generator set.
b. Inspect relay for cracks, loose mounting, and other damage.
2.58.2 Testing.
a. Shut down generator set.
b. Remove voltage sensing relay, paragraph 2.58.3.
c. Set multimeter for ohms and check for open circuits between terminals 1 and 3, and terminals 8 and 6 of voltage
sensing relay.
d. Check for continuity between terminals 1 and 4, and terminals 8 and 5.
e. Connect multimeter between terminals 2 and 7 of relay and check for between 1260 and 1890 ohms.
f. Depress reset button and check for open circuits between terminals 1 and 4, and terminals 8 and 5.
g. With reset button still depressed, check for continuity between terminals 1 and 3, and terminals 8 and 6.
h. Replace voltage sensing relay if indications are not as above.
i. If no repair is needed, install voltage sensing relay, paragraph 2.58.4.
2.58.3. Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Release control panel by turning two fasteners and lower control panel slowly.
d. Release wire clip (52, FIGURE 2-14) and remove voltage sensing relay (53) by gently pulling from socket.
2.58.4 Installation.
a. Install voltage sensing relay (53, FIGURE 2-14) in socket and secure by snapping wire clip (52) over relay.
b. Raise and secure control panel.
c. Connect negative battery cable and close battery access door.
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