TM 9-4110-255-14
Table 4-1. Unit Preventive Maintenance Checks and Services for Model F5000RD - Continued
Location
Item No.
Interval
Procedure
Not Fully Mission Capable If:
Item to
Check/
Service
35
Semi-
Tubing and
Inspect the tubing and fittings for kinks,
Tubing or fittings
Annually
Fittings
restriction (crushed), or evidence of refrigerant
damaged, kinked, or
leak. If damaged or evidence of leaking found,
evidence of leak is found.
notify direct support maintenance to tighten,
repair, or replace as necessary.
36
Semi-
Sending Unit
a.
Remove screws, lock washers and sending
Annually
unit.
Discard lock washers.
b.
Inspect sending unit for cracks or breaks.
Check that the float arm moves freely and
does not bind. If damaged or float arm binds,
replace sending unit (para 4-66).
c.
Install sending unit and secure using new
lock washers and screws.
37
Semi-
Glow Plug
a.
Remove nut, tag and remove wire lead.
Annually
b.
Remove glow plug.
c.
Inspect glow plug for damage to heater
element such as swollen/split case or cracks.
If damaged, replace glow plug.
d.
Install glow plug.
e.
Using tag and wiring diagram (fig. 1-4) install
wire lead and nut. Remove tag.
4-28
