TM 3-4240-241-12
to organizational maintenance personnel.
ficiencies must be corrected if authorized.
Report
deficiencies to organizational maintenance personnel.
c. Cleaning.
a. Unusual Noises. Listen for rattles, hums, knocks,
(1) Air inlet and outlet groups. Remove any oil
or other irregular sounds which indicate trouble.
stains with dry-cleaning solvent and wipe dry. Wipe
b. Oil and Fuel. Check fuel level in gasoline can
fabric with dry cloth or wash fabric with a solution of mild
and fill when necessary. Check oil level in crankcase
soap or detergent when necessary.
and air cleaner after 5 hours of continuous operation.
(2) Blower. Remove rust and corrosion and
Add oil as required.
wash with approved dry-cleaning solvent. Clean all
c.
Gasoline Engine Operation.
If excessive
metal. Remove all incrustations of dirt, dust, sand, or
vibration, overheating, smoking, or abnormal operation
salt.
occurs, locate and correct the deficiency if authorized. If
(3) Air cleaner.
Inspect air cleaner
for
the condition cannot be corrected, stop the engine and
report deficiency to organizational maintenance
cleanliness. If dirty, remove, clean, and refill.
personnel.
d. Lubrication.
Follow
directions
given
in
d. Electric Motor Operation. If excessive vibration,
overheating, loud clicking noises, grinding sounds, or
e. Fuel and Oil. Fill engine supply gasoline can.
abnormal operation occurs, locate and correct the
deficiency if authorized. If the condition cannot be
Have enough fuel and oil on hand to meet engine
corrected, stop motor and report deficiency to
requirements for 24 hours of continuous operation (para.
organizational maintenance personnel.
8b).
f. Engine. Follow instructions given in TM 5-2805-
Warning. Exercise caution when placing the
206-14.
electric motor driven filter unit in operation. Insure
that the equipment is properly grounded. Avoid
g. Protection. Cover blower inlet and outlet. Store
operating the electric motor in outside operation
reserve fuel supply in safe area.
unless motor and unit are properly shielded against
adverse weather conditions. Loss of life can result if
30.
Preventive
Maintenance
Checks
and
the motor and unit are not properly grounded.
Services
e. Air Inlet and Outlet Groups. Check for leaks and
a. Purpose. The preventive maintenance checks
loose connections.
and services provide the operator with a list of
maintenance services which must be performed at the
29.
After-Operation Services
intervals prescribed.
Use the list each time that
preventive maintenance checks and services are
The purpose of after-operation services is to make
performed to make sure that all required maintenance is
certain that the equipment remains in proper operating
accomplished. If corrective action is not authorized alt
condition and to prepare it for its next use. Correct all
operator's level, report equipment faults to organizational
deficiencies if authorized, or if beyond the operator's
maintenance personnel.
capabilities, report. the deficiencies to organizational
maintenance personnel.
b. Explanation of Columns. A number under the
before-, during-, or after-operation heading in the
a. Inspection. Inspect for rust and corrosion.
"Interval and Sequence No." column indicates that the
Remove rust and corrosion from filter unit with dry-
services opposite the number must be performed at the
cleaning solvent and wipe dry. Clean all metal. Remove
prescribed time.
The number also indicates the
all incrustations of dirt, dust, sand, or salt. Inspect all
sequence in which the service must be performed and is
components of the equipment for loose or frayed parts.
the "TM Item No." referred to on DA Form 2404 (TM 38-
Inspect all fabric for chafing. Check blower inlet and
750).
outlet for is obstructions. Inspect all connections for
airtightness.
b. Canister. If canister appears deteriorated, report
18
