ARMY TM 9-6115-671-14
AIR FORCE TO 35C2-3-446-32
MARINE CORPS TM 09249A/09246A-14
4-128
(6)
Install VOLTAGE SELECTION switch (23, Figure 4-16), lockwasher (22), and jamnut (21) on
bracket (18).
(7)
Connect electrical leads to VOLTAGE SELECTION switch (23), and remove tags.
(8)
Install DCS control box top panel, paragraph 4.7.2.
(9)
Connect negative battery cable to battery, and close BATTERY ACCESS door.
4.8.34 Relays K15, K17, K19, K22, K23.
a. Inspection.
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Remove DCS control box top panel, paragraph 4.7.2.
(3)
Inspect relay (Figure 4-16) for cracks, loose mounting, and other damage.
(4)
Install DCS control box top panel, paragraph 4.7.2.
b. Removal.
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Open BATTERY ACCESS door (Figure 1-2), and disconnect negative battery cable.
(3)
Remove DCS control box top panel, paragraph 4.7.2.
(4)
Release wire clip (26, Figure 4-16), and remove relay from socket.
c. Testing.
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Remove relay K15, see paragraph 4.8.34.b.
(3)
Set multimeter for ohms, and check for open circuits between terminals 7 and 4, 8 and 5, and 9 and
6. Check for closed circuits between terminals 7 and 1, 8 and 2, and 9 and 3.
(4)
Connect multimeter between terminals A and B, and check for indication of 427.5 to 522.5 ohms.
(5)
Apply battery voltage across terminals A and B. Using multimeter, check for open circuits between
terminals 7 and 1, 8 and 2, and 9 and 3. Check for closed circuits between terminals 7 and 4, 8 and
5, and 9 and 6. Refer to Wiring Diagram FO-3.
(6)
If indications are other than above, relay is defective and must be replaced.
(7)
Install relay, see paragraph 4.8.34.d.
d. Installation.
(1)
Install relay (Figure 4-16) in socket, and secure with wire clip (26).
