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 TM 55-1905-223-24-18-1
Troubleshooting - CONT
Table 2-2.
Malfunction
Test or Inspection
Corrective Action
ENGINE ROOM CONTROL STATION - CONT
134. No air pressure at port # 1 when station selector valve is in Pilot House
position.
STEP 1. Check to see if air compressor is on.
Turn air compressor on, TM 55-1905-223-10.
STEP 2. Check for defective air prep system.
Repair/Replace air prep station, para. 2-121.
STEP 3. Check for defective linear directional control valve (four-way transfer
valve).
Replace linear directional control valve, para 2-125.
STEP 4. Check for defective station selector valve (four-way directional
valve).
Replace four-way directional valve, para 2-118.
135. No air pressure at port #2 when station selector valve is in Engine Room
Position.
STEP 1. Check to see if air compressor is on.
Turn air compressor on, TM 55-1905-223-10.
STEP 2. Check for defective air prep system.
Repair/Replace air prep station, para. 2-121.
STEP 3. Check for defective linear directional control valve (four-way transfer
valve).
Replace linear directional control valve, para. 2-125.
STEP 4. Check for defective station selector valve (four-way directional
valve).
Replace four-way directional valve, para 2-118.
1 3 6 . Station selector valve still inoperative.
Replace station selector valve (four-way directional valve), para. 2-96.
BOWTHRUSTER/FIRE PUMP CONTROL SYSTEM
NOTE
Refer to Figure 2-1 and Table 2-3 for normal
indications.
2-143
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