TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
Page 572 of 1632
e138A. M1089 LH OR RH 30K WINCH DOES NOT PAY-IN (CONT) TM 9-2320-366-20-2 2-1446.2 Change 2 KNOWN INFO TEST OPTIONS REASON FOR QUESTION WARNING Read WARNING on following page. Voltage Test or STE/ICE-R Test #89 Is 24 VDC present at terminal block (see Table 2-12.20. MAIN WINCH LH/RH FREE SPOOL Switch Terminal Blocks)? Replace MAIN WINCH LH/RH FREE SPOOL switch (para 7-34). 2. Hydraulic tank oil level OK. MAIN WINCH LH and RH FREE SPOOL switches to OFF. MODE SELECTOR SWITCH to NORMAL. POSSIBLE PROBLEMS Faulty MAIN WINCH LH/RH FREE SPOOL switch. Faulty M1089 air system. Faulty wrecker hydraulic system. If 24 VDC is not present, perform Wrecker Air System troubleshooting. If 24 VDC is present, MAIN WINCH LH/RH FREE SPOOL switch is faulty. NO YES Perform Wrecker Hydraulic System troubleshooting task (aa1. M1089 LH or RH 30K Winch Does Not Pay-In).