TM 9-4110-258-13
Table 4-1. Preventive Maintenance Checks and Services for Model F9000RE - Continued
Location
Item
Interval
Item to
Procedure
Not Fully Mission
No.
Check/
Capable If:
Service
10
Semi-
Control
a.
Check for loose or missing mounting
Mounting hardware or
Annually
hardware and wire terminals. Tighten or
wire terminals are loose.
replace as necessary (para 4.28).
Case is damaged.
b.
Inspect case for cracks, breaks, or evidence
of overheating. Replace if damaged
11
Semi-
Contractors
a.
Check for loose or missing mounting
Mounting hardware or
Annually
(Power
hardware and wire terminals. Tighten or
wire terminals are loose.
Relays) and
replace as necessary (para 4.26 & 4.27).
Case is damaged.
Auxiliary
Contact
b.
Inspect case for cracks, breaks, or evidence
of overheating. Replace if damaged
12
Semi-
Defrost Timer
a.
Check for loose or missing mounting socket
Mounting hardware or
Annually
hardware and wire terminals. Tighten or
wire terminals are loose.
replace as necessary (para 4.29).
Case is damaged.
b.
Inspect case and mounting socket for cracks,
breaks, or evidence of overheating.
Replace if damaged (para 4.29).
c.
Check and adjust the timer controls if
needed (para 4.29).
13
Semi-
Thermostat
a.
Check for loose or missing mounting
Sensing bulb capillary line
Annually
and Switch
hardware and wire terminals. Tighten or
is kinked or broken.
(Heater
replace as necessary (para 4.23).
Mounting hardware or
Lockout)
wire terminals are loose.
b.
Inspect for kinked or broken sensing bulb
Switch (heater lockout) is
capillary line. If damaged, replace
loose.
thermostat (para 4.23).
c.
Check for loose switch (heater lockout) and
loose or missing wire terminals. Tighten or
replace as necessary (para 4.23).
d.
Install the circuit breaker cover onto the
control box (para 4.23). Close the control
box cover (para 4.24).
4-18
