TM 10-4520-259-13&P
TABLE 2-1. Preventive Maintenance Checks and Services (PMCS)
Water Heater M-80 and M-85
Location
Item
Interval
Item To
Procedure
Not Fully Mission
No.
Check/Service
Capable If:
1
Before
Water
Inspect overall water
Water heater is
Heater
heater for signs of
damaged.
obvious damage.
NOTE
Valve closes clockwise
Valve opens counterclockwise
2
Before
Fuel
Place valve in OPEN
Valve catches
Shutoff
position. Check for
or binds during
Valve
catching or binding.
rotation.
After
Fuel
Place valve in CLOSE
Valve catches or
Shutoff
position. Check for
binds during
Valve
binding or catching.
rotation
2-10
