TM 5-4310-352-14
b. Starting. Start the air compressor by moving
2-2. Operation Under Usual Conditions
the motor starter ON-OFF switch to ON.
a. Preparation for Starting.
c. Stopping. Stop the air compressor by moving
(1) Perform the before operation services
the motor starter ON-OFF switch to OFF.
d. Placing Unit in Stand-by Condition. Place unit in
(2) Check that all tools, rags or other foreign
stand-by condition as follows:
objects have been removed from the compressor
(1) Check frame oil level (LO 54310-352-12).
(receiver) area.
(2) Drain condensate from air receiver (para
(3) With ON-OFF switch on motor starter at
OFF, turn on power from source.
(3) Move ON-OFF switch on motor starter to
OFF.
CAUTION
e. Placing Unit in Shutdown Condition.
When moving ON-OFF switch to ON,
(1) Perform steps (1) through (3) of d. above.
be prepared to stop the compressor
(2) Turn power off at source and lock it out.
instantly, if rotation does not match
the direction indicated by the red a r-
row at upper left of belt guard.
Section II. OPERATION UNDER UNUSUAL CONDITIONS
2-4. Operation Under Humid Conditions
2-3. Operation in Extreme Cold
a. General. In area of high humidity water will col-
a. General. When this compressor is to be used in
lect in the frame. If the operation is very intermittent, lack
extremely cold weather, it should be installed in a heated
of proper ventilation will cause rusting, oil sludging, and
building. When this is impossible (if installed in a truck
rapid wear of moving parts.
van), provisions should be taken to warm the crankease
b.
Ventilation. Assure that unit is positioned so
oil before starting.
that air circulates completely around the compressor unit.
b. Lubrication. Lubricate the compressor in accor-
dance with LO 5-4310352-12.
cles on and off frequently. If necessary because of ir-
c. Condensate.
regular or insufficient use, drain the air receiver of air and
(1) Drain condensate frequently.
condensate (para 3-14) frequently.
(2) When the air compressor is to be shut
d. Lubrication. Check oil in frame daily to ascertain
down for several hours, drain the receiver of air and con-
when water is collecting and change oil (LO 54310-352-
densate and leave the draincock open. Tag starter switch
12) when water is noticed in frame.
with notification to close draincock before starting.
2-4
