TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
Page 128 of 1824
TM 9-2320-366-20-1 Table 2-1. Preventive Maintenance Checks and Services (Cont) Item No. Interval Location Item to be Checked or Serviced Procedure Not Fully Mission Capable If: 12 Semiannual AIR SYSTEM a. Observe air dryer purge valve operation and ensure proper functioning. b. Inspect purge valve seal for cracks and leaks. c. Check wiring to heater portion of air dryer. Ensure there are no loose connections or frayed wires. c. Loose connection cannot be tightened or frayed wires are evident. 2-24