TM 9-4110-256-14
Location
Item
Interval
Item to
Procedure
Not Fully Mission
No.
Check/Service
Capable If:
6
Before
Pulleys
Inspect pulleys for cracks, chips, or warpage.
Pulleys are cracked,
Inspect for secure mounting to shaft. If damaged
chipped, warped, or loose
or loose, notify unit maintenance to tighten or
on shaft.
replace it as necessary.
Refrigeration
Unit Exterior
NOTE
The gages must not be inspected
when DEFROST IN PROGRESS
indicator is on.
Pressures given are the
acceptable operating range.
7
During
Gages
Inspect the pressure gage for reading between
Gage reading above or
165 and 250 psi (1138.5 and 1725 kPa) and the
below acceptable
compound gage for reading between 0 and 15 psi
operating range.
(0 and 103.5 kPa). If either gage is out of
acceptable operating range on a continuous
basis, note the readings and shut down
refrigeration unit. Notify unit maintenance of
the pressure readings.
NOTE
The thermometer must not be inspected
when the DEFROST IN PROGRESS
indicator is on.
8
During
Thermometer
Thermometer should indicate within 15F
Thermometer indicates
(-9C ) of TEMPERATURE CONTROL setting.
more than 15F (-9C)
If out of this range, shut down refrigeration unit
above or below
and notify unit maintenance.
TEMPERATURE
CONTROL setting.
2-9
