TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
Page 250 of 1396
KNOWN INFO YES NO Is 2,500-4,000 psi (17,238-27,580 kPa) present at back-up hydraulic pump return port? Go to step 15 of this fault. 12. Hydraulic hoses free from leaks. Air/hydraulic manifold filters OK. Hydraulic hose 515 OK. Air/hydraulic power unit OK. Air hose 507 OK. Secondary air tank inversion valve OK. Air hose 502 OK. Air hose 514 OK. POSSIBLE PROBLEMS Faulty back-up hydraulic pump. Faulty hydraulic hose 521. Faulty hydraulic hose 520. Faulty air/hydraulic manifold. TEST OPTIONS Pressure Test or STE/ICE-R Test #51 REASON FOR QUESTION This question eliminates possible problems and determines where troubleshooting continues. TM 9-2320-366-20-3 2-2228.12 Change 1 u1. CAB TILT, SPARE TIRE RETAINER, AND SUSPENSION COMPRESSION DO NOT OPERATE (CONT)