TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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KNOWN INFO TEST OPTIONS WARNING Read WARNING on following page. i3. PARKING BRAKE DOES NOT RELEASE (CONT) 2. TM 9-2320-366-20-2 Go to step 11 of this fault. NO YES 2-1880 Change 2 POSSIBLE PROBLEMS Air tanks pressurized. Gladhands OK. Faulty air hose 107. Faulty park control two-way check valve. Faulty SYSTEM PARK air supply valve. Faulty air hose 103. Faulty air hose 109. Faulty two-way check valve. Faulty air hose 119. Faulty inversion valve. Faulty air hose 221. Faulty anti-compounding valve. Faulty air hose 231. Is air present at SYSTEM PARK air supply valve port? SYSTEM PARK air supply valve cannot be tested if no air is present at supply port. REASON FOR QUESTION Visual Inspection