TM 5-2330-325-14&P
Table 2-1. Operator Preventive Maintenance Checks and Services (PMCS) for M870A3
Trailer (MHET) Continued.
Location
Item To
Check/
Item
Not Fully Mission
Interval
Service
Procedure
No.
Capable If:
WARNING
Before putting hand to hub, hold
hand close to hub to check for
excessive heat radiation. Hub may
be hot. This will prevent skin burns
caused by hot metal.
7
After
HUBS
Check hubs for discoloration or
Excessive heat,
blistered paint that may indicate
indicating worn wheel
excessive heat condition.
bearing.
8
After
AIR SYSTEM
Momentarily open air dump valve to
vent accumulated moisture.
NOTE
If trailer will not be used for 72
hours or more, completely drain
air tanks.
1
Weekly
GOOSENECK
Inspect grease points for damage to
fittings and sufficient grease.
2
Weekly
KINGPIN
Apply grease to kingpin.
2-13
