TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
Page 296 of 1396
TM 9-2320-366-20-3 2-2234.20 Change 1 KNOWN INFO CTIS operates. Air hoses free from kinks and leaks. Variable control check valve OK. Air hose 503 OK. Air hose 522 OK. Cab leveling valve tee fitting OK. Air hose 506 OK. Air/hydraulic manifold OK. Pressure protection valve OK. Air hose 501 OK. POSSIBLE PROBLEMS TEST OPTIONS Visual Inspection NO YES 13. Is air present at cab leveling valve input ports? If air is present, cab leveling valve is faulty. Go to step 14 of this fault. Replace cab leveling valve (para 16-8). Faulty cab leveling valve. Faulty air spring cylinder(s). Faulty air hose(s) 504 and/or 505. REASON FOR QUESTION u3. CAB LEVELING AIR SPRINGS DO NOT OPERATE (CONT)