ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
v. Shut down generator set.
w. Disconnect jumper wire from terminal 3 of short circuit/overload relay and connect it to terminal 2.
x. Repeat steps t and u.
y. Shut down generator set.
z. Disconnect jumper wire from terminal 2 of short circuit/overload relay and connect it to terminal 1.
aa. Repeat steps t and u.
ab. Shut down generator set.
ac. Replace short circuit/overload relay if any test is not as above.
ad. If no repair is needed, remove jumper wires and connect wires to short circuit/overload relay, over/under voltage
relay and AC voltage regulator as tagged. Remove tags.
ae. Raise and secure control panel.
2.55.3. Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Remove control box top panel, paragraph 2.15.1.
d. Tag and disconnect short circuit/overload relay (47, FIGURE 2-14) electrical leads.
e. Remove screws (46) and short circuit/overload relay (47).
2.55.4. Installation.
a. Install short circuit/overload relay (47, FIGURE 2-14) with screws (46).
b. Connect electrical leads and remove tags.
c. Install control box top panel, paragraph 2.15.4.
d. Connect negative battery cable. Close battery access door.
2.56. PERMISSIVE PARALLELING RELAY.
2.56.1. Inspection.
a. Shut down generator set.
b. Inspect relay for cracked casing, burned or broken terminals, and other damage.
2.56.2. Testing.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Release control panel by turning two fasteners and slowly lower control panel.
d. Disconnect and insulate wires 102D from terminal 1, and 196A and 196B from terminal 2 of permissive paralleling
relay.
e. Mark a 10,000 ohm potentiometer as follows:
Center terminal = C
Two outside
terminals = L and R
2-88
