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 TM 9-2320-366-20-1
TM
CONTINUITY TEST
(1)
Set multimeter to ohms.
(2)
Connect positive (+) probe of multimeter to
connector PX7-17.
(3)
Connect negative (-) probe of multimeter to
ground and note reading on multimeter.
(4)
If continuity is not present, repair wire 3030
(para 2-45) or replace WTEC II dashboard
cable assembly (para 7-10) or WTEC III
dashboard cable assembly (para 7-11).
(5)
If continuity is present, repair wire 1803
(para 2-45) or replace WTEC II dashboard
cable assembly (para 7-10) or WTEC III
dashboard cable assembly (para 7-11).
(6)
Connect lighted indicator display to
connector PX7.
(7)
Position lighted indicator display in
instrument panel assembly with four
screws.
(8)
Tighten four screws to 6-10 lb-in. (1 Nm).
(9)
Connect batteries (para 7-57).
CONTINUITY TEST
(1)
Loosen four captive screws in lamp mounting
panel.
(2)
Remove lamp mounting panel from lighted
indicator display housing.
(3)
Remove chemical detector indicator lamps from
printed circuit board.
(4)
Set multimeter to ohms.
(5)
Check continuity through each chemical detector
indicator lamp and note reading on multimeter.
(6)
If continuity is not present, replace lamps
(para 7-16).
(7)
If continuity is present, replace lighted indicator
display (para 7-16).
(8)
Install chemical detector indicator lamps in
printed circuit board.
(9)
Install lamp mounting panel in lighted indicator
display housing.
(10)
Tighten four captive screws in lamp mounting
panel.
(11)
Connect lighted indicator display to connector
PX7.
(12)
Position lighted indicator display in instrument
panel assembly with four screws.
(13)
Tighten four screws to 6-10 lb-in. (1 Nm).
(14)
Connect batteries (para 7-57).
2-437
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