TM 9-2350-222-10-2
OPERATE UNDER UNUSUAL CONDITIONS (SERVICE ENGINE AIR CLEANERS) - Continued
WARNING
Make sure are around vehicle is clear of personnel
and equipment before performing the following
step.
Early Model - Start engine (Page 2-2051 and after warm-up, apply
vehicle brakes. Put transmission lever in high gear, accelerate to
1800/1900 rpm for no more than 30 seconds, and check air restriction
indicator reading. If window (R) shows red, press reset button (T) and
repeat procedure above.
If window shows red again, notify
organizational maintenance. If button (T) won't depress, air restriction
indicator (S) is defective and must be replaced. Go to Step 20.
TA249150
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