TM 9-2350-247-20-1
LOW AIR PRESSURE WARNING LIGHT DOES NOT LIGHT WHEN AIR PRESSURE FALLS
BELOW 60 PSI (414 KPA) (M548A1)—Continued
0097 00
Y
1. Start engine (see your -10) and observe AIR pressure gauge. Stop
engine (see your -10) when AIR pressure gauge reads above 60
psi (414 kPa).
2. Turn MASTER SWITCH OFF.
3. Check air low pressure switch (1) for air leakage, damaged body
or electrical connectors (2), leaking fittings (3), or leaking tubing.
4. Is air low pressure switch (1), connectors (2), fittings (3), or
tubing damaged or leaking?
YES
NO
YN
1. Replace faulty air low pressure
switch (WP 0494 00).
2. Verify no faults found.
2Y
1. Replace damaged switch (WP 0494 00), faulty fittings or tubing
(WP 0495 00), or faulty electrical connectors (WP 0294 00).
2. Verify no faults found.
0097 00-2
