This volume provides an alphabetical master failure symptom index to aid in isolating and locating AVUM and/or
AVIM maintenance procedures to be used on the helicopter.
MAINTENANCE FORMS, RECORDS, AND REPORTS
Equipment maintenance forms for the Department of the Army will be those prescribed by DA PAM 738751,
Functional Users Manual for the Army Maintenance Management SystemAircraft (TAMMSA).
DESTRUCTION OF ARMY MATERIAL TO PREVENT ENEMY USE
Required destruction procedures are in TM 75024415.
QUALITY ASSURANCE/QUALITY CONTROL (QA/QC)
Required quality assurance information is explained in FM 55-411.
If your helicopter needs correction or improvement, let us know. Send us a Deficiency Report. You, the user, are
the only one who can tell us what you dont like about your equipment. Let us know what you dont like about the
design. Put it on a SF 368 (Deficiency Report). Mail it to us at:
Commander, U.S. Army Aviation and Missile
Command, Attn: AMSAM-MMC-RE-FD, Redstone Arsenal, AL 35898-5230. A reply will be furnished to you.
HOW TO USE THIS MANUAL
FUNCTION OF EACH VOLUME OF THE MANUAL
There are ten volumes in this manual, TM 11520238T1 through TM 11520238T10.
Use volume TM 11520238T2 first when troubleshooting.
a. TM 11520238T1, Fault Detection/Location System (FD/LS).
TM 11520238T1 is a
kneepadsized volume which integrates all FD/LS checks, power up and power down procedures, auxiliary power
unit (APU) operating and emergency procedures, and references to the appropriate volume(s) to aid in fault