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 TM 55-1905-223-24-18-1
Table 2-2.
Troubleshooting - CONT
Malfunction
Test or Inspection
Corrective Action
GEAR MATE CONTROL SYSTEM - CONT
163. Control lever in Astern Throttle (Initial). No air pressure at port #3 of
three-way valve. Red pin on valve #1 up or retracted.
STEP 1. Check adjustment of valves.
Adjust valves, para. 2-119.
STEP 2. Check for defective three way valve.
Repair/replace three-way valve, para. 2-119.
164. C o n t r o l lever in Astern Throttle (Initial). Air pressure at port #4 of three-
way valve. Red pin on valve #2 down or extended.
STEP 1. Check for defective three way valve.
Repair/replace three-way valve, para. 2-119.
STEP 2. Check for defective directional control rotary valve.
Repair/replace directional control rotary valve, para. 2-117.
165. C o n t r o l lever in Astern Throttle (Initial). Air pressure at port #5 of three-
way valve. Red pin on valve #2 down or extended.
STEP 1. Refer to Malfunction 154, STEPS 1 and 2 and Malfunction 162, STEP 2.
166. C o n t r o l lever in Astern Throttle (Initial). No air pressure at port #6 of
three-way valve. Red pin on valve #2 down or extended.
STEP 1. Repair/replace engine room control station, para. 2-117.
167. Control lever in Astern Throttle (After Delay). Air pressure at port #1 of
three-way valve. Red pin on valve #1 up or retracted.
Repair/replace engine room control station, para. 2-117.
STEP 1.
168. Control lever in Astern Throttle (After Delay). No air pressure at port #2 of
three-way valve. Red pin on valve #1 up or retracted.
Repair/replace engine room control station, para. 2-117.
STEP 1.
169. Control lever in Astern Throttle (After Delay). No air pressure at port #3 of
three-way valve. Red pin on valve #1 up or retracted.
STEP 1. Check for defective directional control rotary valve.
Repair/replace directional control rotary valve, para. 2-117.
2-149
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