TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download
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KNOWN INFO TEST OPTIONS Visual Inspection NO YES 7. Is air present at cab leveling valve input port? If air is present, cab leveling valve is faulty. Go to step 8 of this fault. Replace cab leveling valve (para 16-8). CTIS operates. Air hoses free from kinks and leaks. Variable control check valve OK. Air hose 503 OK. Air spring cylinders OK. Air hoses 504 and 505 OK. POSSIBLE PROBLEMS Faulty air hose 522. Faulty cab leveling valve tee fitting. Faulty air hose 506. Faulty air/hydraulic manifold. Faulty pressure protection valve. Faulty air hose 501. Faulty cab leveling valve. TM 9-2320-365-20-2 2-1974.8 Change 1 t3. CAB LEVELING AIR SPRINGS DO NOT OPERATE (CONT) REASON FOR QUESTION