TM 5-3805-296-23-2
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Table 1. Service Brakes Do Not Engage Correctly Continued.
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. Turn battery disconnect switch to
Service Brakes Do Not
ON position and start engine
Engage Correctly
(TM 5-3805-296-10). Idle engine
Continued
for 20 minutes or until air pressure
gauge reads normal operating
pressure (TM 5-3805-296-10).
NOTE
System air pressure must be maintained during test. Control air pressure
will drop as system air pressure drops.
7. Monitor air pressure reading on
gauge (Figure 5, Item 6) while
assistant presses and holds brake
pedal for five seconds
(TM 5-3805-296-10). Record
reading as control air pressure.
8. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
9. Disconnect quick disconnect hose
(Figure 5, Item 5) from nipple
(Figure 5, Item 4).
10. Loosen tube nut (Figure 5, Item 2)
and disconnect fitting
(Figure 5, Item 3) from hose
(Figure 5, Item 1).
11. Remove nipple (Figure 4, Item 4)
from fitting (Figure 5, Item 3).
Figure 5. Testing Control Air Pressure at Front Air Brake Relay.
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