Preventive Maintenance Checks and Services
Operator Daily Schedule
Interval and sequence no.
Before During
After
Item to be inspected
Procedure
Paragraph
operation operation operation
reference
1
13
Publications ............
See that copies of
TM3-4240-241-12
TM 3-4240-241-20P
TM 5-2805-206-14,
TM 5-2805-206-24P, and
LO 5-2805-206-14 are packed with the equipment.
2
Filter unit ................
Make certain that the ABC-M6A1 filter unit is on
27a(2)
firm, foundation.
3
9
14
Canister assembly..
Inspect all edges for tight closure. Check for holes,
27a(5)
evidence of moisture, leakage, and for chafing or
obstructions in air inlet and outlet
4
15
Blower assembly ....
Check blower inlet and outlet for obstructions, dents,
27a(5)
or sign of damage
5
10
16
Air inlet and outlet...
Be sure air inlet and air outlet hose assemblies are prop-
27a(4)
hose assemblies.
erly connected for inside or outside operation as re-
quired. Check for loose connections and leaks.
6
17
Fuel ........................
Fill fuel gasoline can. Be sure reserve fuel supply is
adequate.
7
11
18
Engine ....................
Perform all Operator's daily services...............................
8
19
Lubrication..............
Check all oil levels in accordance with LO 5-2805-206-
...............................
14. Inspect air cleaner and fuel filter as required.
12
Unusual operation ..
Listen for rattles, hums or knocks ...................................
28c, d
20
Protection ...............
Inspect, clean and cover unit and store reserve fuel
supply in safe area
Section IV. TROUBLESHOOTING
31.
General
33.
Excessive Airflow
This section contains information useful for locating
Probable cause
Possible remedy
and correcting malfunctions which may develop in the
ABC-M6A1 filter unit. Each malfunction is followed by a
Filter loose or damaged ---------- Report to organizational
description of probable causes and possible remedies.
maintenance personnel.
Remedies which must be applied by higher categories of
Gasoline engine running at ........ Adjust engine speed
maintenance personnel include a note to this effect. See
excessive speed
(para. 8b)
TM 5-2805-206-14 for detailed engine troubleshooting.
Canister inlet damper not -------- Adjust canister Inlet
correctly adjusted. ----------------- damper(para. 27a(5)).
32.
Gasoline Engine Fails to Start
34.
Insufficient Airflow
Probable cause
Possible remedy
Probable cause
Possible remedy
lack of fuel ---------------Fill five gallon engine supply can
with fuel.
Particulate filter clogged ---------- Report to organizational
Carburetor flooded -----Adjust choke and crank engine.
maintenance personnel.
Water or dirt In fuel -----Drain fuel from gasoline can,
Obstruction in air inlet ------------- Remove obstruction.
adapter, and hose assembly.
hose, canister air Inlet,
Drain fuel from supply can and
or blower air inlet
refill.
Obstruction in air outlet ----------- Remove obstruction
hose, canister air outlet,
or blower air outlet
Note. For engine troubleshooting beyond this
Canister inlet damper not
Adjust canister inlet
point refer to manual TM 5-2805-206-14, paragraph
correctly adjusted
damper or engine speed
22. This manual is part of the ABC-M6A1 filter unit
(para 37c (5) or 8).
and is with the engine.
19
