TM 5-3805-296-23-2
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Table 1. Service or Parking Brakes Do Not Release Correctly Continued.
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 8. Test Control Air
Service or Parking Brakes
Pressure at Front Air Brake Relay.
Do Not Release Correctly -
1. Turn ignition switch and battery
Continued
disconnect switch to OFF position
(TM 5-3805-296-10).
2. Release brake system air pressure
(WP 0334).
CAUTION
Clean debris from air brake relay before disconnecting hose and
removing fitting from relay. Failure to follow this caution may result in
equipment damage.
3. Loosen tube nut (Figure 5, Item 2)
and disconnect hose
(Figure 5, Item 1) from fitting
(Figure 5, Item 3).
4. Remove fitting (Figure 5, Item 3)
from front air brake relay
(Figure 5, Item 4).
Figure 5. Front Air Brake Relay.
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