TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download
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TEST OPTIONS REASON FOR QUESTION YES NO Visual Inspection If air is not present from pressure protection valve, pressure protection valve is faulty. Is air present from pressure protection valve? 3. KNOWN INFO Front and rear air gages read 120 psi. Air hoses and fittings free from leaks. POSSIBLE PROBLEMS Faulty pressure protection valve. Faulty main air supply hose. Faulty CTIS manifold input hose. Faulty electrical system. Replace pressure protection valve (para 11-27). m5. CENTRAL TIRE INFLATION SYSTEM (CTIS) ECU INDICATES NO FAULT CODE BUT SYSTEM FAILS TO INFLATE OR DEFLATE (CONT) TM 9-2320-365-20-2 2-1866 Change 1