TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING - cont

TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING - cont - TM-5-3810-306-20_111

TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING - cont - TM-5-3810-306-20_113

TM-5-3810-306-20 Container Crane 40-Ton Rough Terrain Model RTB75CC Manual
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TM 5-3810-306-20 TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING (CONTD) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 55. SLOW HOIST OPERATION UP Step 1. Defective main hydraulic relief valve. a. Check relief valve adjustment. (Refer to page 16-54.) If OK, do Step 2. b. Contact Direct Support Maintenance to replace hydraulic relief valve. Step 2. Defective hydraulic pump. a. Contact Direct Support Maintenance. 56. ERRATIC HOIST OPERATION DOWN Step 1. Air in brake release line. a. Bleed pilot pressure line going into hoist brake housing. Step 2. Defective main hydraulic relief valve. a. Check relief valve adjustment. (Refer to page 16-54.) If OK, do Step 3. b. Contact Direct Support Maintenance to replace relief valve. Step 3. Defective hoist. a. Contact Direct Support Maintenance. 57. STICKING SPOOL IN HOIST CONTROL VALVE Step 1. Hoist control valve warped from mounting. a. Remove and inspect hoist control valve. If OK, do Step 2. b. Replace hoist control valve. (Refer to page 16-2.) 3-44

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