TM 9-6115-669-13&P
Visually inspect for damage or discoloration due to heat.
a
Connect 24 VDC power supply to terminal A1 (+) and A2 (-).
b.
Check operation of auxiliary contactor (4). Contactor must activate reliably in the range 19-24
VDC.
CAUTION
Do not operate plunger (5) by hand while power supply is installed.
c. Disconnect power supply.
d
Operate plunger (5) manually to the energized position. Using multimeter perform continuity
check as indicated in figure 4-43.
e.
Check auxiliary contactors (time pulse relays) K16, K17, K18, and K19 as follows:
(1) Briefly applying +24 VDC to terminal A1 (+) will cause the contactor to switch to
energize.
(2) Briefly applying +24 VDC to terminal E1 (+) will cause the contact to reset to the
de-energized position.
a
Insert auxiliary contactor (4) into top of mounting bar (7) and push in at the bottom.
b.
Install cables for auxiliary contactor (4) and tighten screws.
c. Remove stanchion.
d
Stow prop (3), close access door (2) and secure.
e.
Install stanchion by PDU (1).
4-98
