TM-9-2320-365-20-2
M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-365-20-2 - Page 241 of 1432
TM 9-2320-365-20-2
TM 9-2320-365-20-2
TM 9-2320-365-20-2
TM 9-2320-365-20-2
TM 9-2320-365-20-2
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2-1295
2-1295
2-1295
2-1295
CONTINUITY TEST
(1)
Disconnect connector P4A from heater
connector.
(2)
Set multimeter to ohms.
(3)
Connect positive (+) probe of multimeter to
connector P4A pin 1.
(4)
Connect negative (-) probe of multimeter to
connector J4A socket 1 and note reading on
multimeter.
(5)
Connect positive (+) probe of multimeter to
connector P4A pin 2.
(6)
Connect negative (-) probe of multimeter to
connector J4A socket 2 and note reading on
multimeter.
(7)
Connect positive (+) probe of multimeter to
connector P4A pin 3.
(8)
Connect negative (-) probe of multimeter to
connector J4A socket 3 and note reading on
multimeter.
(9)
Connect positive (+) probe of multimeter to
connector P4A pin 4.
(10)
Connect negative (-) probe of multimeter to
connector J4A socket 4 and note reading on
multimeter.
(11)
Connect positive (+) probe of multimeter to
connector P4A pin 5.
(12)
Connect negative (-) probe of multimeter to
connector J4A socket 5 and note reading on
multimeter.
(13)
Connect positive (+) probe of multimeter to
connector P4A pin 6.
(14)
Connect negative (-) probe of multimeter to
connector J4A socket 6 and note reading on
mutimeter.
(15)
Connect positive (+) probe of multimeter to
connector P4A pin 7.
(16)
Connect negative (-) probe of multimeter to
connector J4A socket 7 and note reading on
multimeter.
(17)
Connect positive (+) probe of multimeter to
connector P4A pin 8.
(18)
Connect negative (-) probe of multimeter to
connector J4A socket 8 and note reading on
multimeter.
(19)
If continuity is not present in step 4, 6, 8, 10,
12, 14, 16, or 18, replace M1079 heater control
cable (para 20-53).
(20)
If continuity is present, troubleshoot M1079
heater (TM 5-4520-253-13).
(21)
Connect connector P127 to heater connector.
(22)
Install M1079 heater deflector/duct (para 20-50).
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