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TM 9-2320-386-10
2-32. OPERATION IN EXTREME COLD (Contd)
(1) When temperature gauge (1) reads at least 150F (66C), shut off power
plant heater (para. 2-43) and start engine (para. 2-13).
NOTE
If vehicle has been exposed to extreme cold before starting, notify
your supervisor. Warm up control linkage, gearcases, and wheel
hubs before placing vehicle in motion.
(2) Check instrument readings. If any reading is not normal, stop engine.
Report condition(s) to unit maintenance if operator troubleshooting (table 3-1) can-
not correct malfunction. Normal instrument readings are:
(a) Engine oil pressure gauge (5) should read 35-70 psi (241-483 kPa).
(b) Air pressure gauges (3) should read 90-120 psi (586-827 kPa).
(d) Engine coolant temperature gauge (1) should read 160-230F
(71-110C).
(e) Transmission temperature gauge (2) should read 160-200F
(71-93C).
step 3.
2
1
5
3
4
Change 2
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