TM-9-2320-334-13&P LHST Operator, Field and Parts Manual M1147A1 Trailer Download
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TM 9-2330-334-13&P TRAILER BRAKES UNEVENLY OR BRAKES PULL TO ONE SIDE OR GRAB -Continued 0044 00 BRAKES TROUBLESHOOTING - Continued Table 1. Trailer Brakes Unevenly Or Brakes Pull To One Side Or Grab - Continued. 0044 00-7 Change 1 INDICATION/CONDITION DECISION (NO/YES) PROCEDURAL STEPS 6. Is air present at emergency port of brake air chamber of affected wheel(s)/brake(s) when brakes are applied? No Replace damaged or blocked air hoses. 1. Tighten hoses at delivery ports of four port task valve. Yes Go to (Indication/Condition 7). 2. Loosen hoses at emergency port of brake air chamber of affected wheel(s)/brake(s). 3. Start towing vehicle engine. 4. Allow brake air pressure to fully charge. 5. Depress brake pedal and have assistant check for presence of air escaping at emergency port of air brake chambers and air hoses. 6. Shut down towing vehicle engine.