TM 10-4930-204-13
Table 4-1. Organizational Preventive Maintenance Checks and Services
Quarterly Schedule - (Cont)
Procedures
Equipment will
Item
Item to be
Check for and have repaired
be reported Not
No.
Inspected
or adjusted as necessary
Ready (Red) if:
6
Fuel Tank
Add fuel as required. Tighten loose
Leakage of fuel is
mounting. Replace leaking fuel tank.
present.
Replace defective cap gasket. Clean
cap vent, (para. 4 -24).
7
Fuel Filter
Tighten thumb nut if gasket is leaking.
Clean screen, (para. 4-24).
8
Oil Level Plug
Check that oil level is at second thread
of oil plug hole. Add oil as required.
Refer to current L.O. (fig. 3-l).
9
Fire Extinguish-
Inspect for broken seal. Check hose
Missing or discharge
e r
for wear and deterioration. Check for
cylinder.
broken nozzles. Weigh the fire ex-
tinguisher (CO2) and subtract from
this weight, the empty weight (stamped
on the valve body). If the resulting net
weight (stamped on the extinguisher)
has decreased 10% or more, the cyl-
inder should be replaced or recharged.
Forward extinguisher to next higher
level of maintenance if weighing capa-
bility does not exist.
10
Outlet Strainer
Check screen for dirt or damage.
Damaged strainer
S c r e en
Clean or replace a dirty or damaged screen.
s c r e e n.
11
Discharge Valve
Check control lever for binding or
Evidence of leakage.
and Control
damage. Check valve for leaks. Re-
L e v er
place damaged control lever. Tighten
or replace a leaking valve.
12
Air Vent
Check vent assembly for dirt or dam-
Damaged air vent.
A s s e m b ly
age. Clean or replace a dirty or
damaged vent assembly.
Note OPERATION
During operation observe for any un-
1
TEST
usual noise or vibration.
Change 2
4-9
