Pre-Start Checklist; Break-In Procedure - DeWalt DXCMH1393075 Instruction Manual

Pre-Start Checklist

(refer to Fig. 1, pg. 2)
1. Ensure engine START/RUN/OFF switch (C) is in the OFF position.
2. Ensure air tank is drained, see Draining Air Tank under
Maintenance.
3. Ensure the drain valve (H) is closed.
4. Ensure safety valve (G) is functioning properly, see Checking
Safety Valve under Maintenance.
5. Check pump oil level, see Compressor Pump Oil under
Maintenance.
CAUTION: Do not operate without oil or with inadequate oil.
D WALT is not responsible for compressor failure caused by
e
inadequate oil.
6. Check engine's oil and fuel level, see engine's instruction manual
for correct procedures.
7. Visually inspect drive belt. Replace belt if frayed, cracked, or
worn
NOTE: Outer belt cover must be removed to inspect drive belt.
8. Ensure all guards, covers, and labels are in place, legible (for
labels) and securely mounted. Do not use compressor until all
items have been verified.
WARNING: Do not operate this unit until you read this
instruction manual and the engine instruction manual for safety,
operation and maintenance instructions.

Break-in Procedure

NOTICE: Risk of property damage. Serious damage may result if
the following break-in instructions are not closely followed.
This procedure is required:
• Before the air compressor is used for the first time.
• When the check valve has been replaced.
• When the compressor pump has been replaced.
The procedure:
1. Follow Pre-Start Checklist.
2. Rotate the unloader's manual lock to the open position to
prevent air tank pressure buildup.
3. Prepare engine for first time use, see engine's instruction
manual for correct procedure.
4. Place the fuel valve lever (M) in the
ON postion.
5. If the engine is cold, move the
choke (L) to the CLOSED position
as shown. If the engine is hot, move
the choke to the OPEN position.
6. Recoil Start:
a. Turn the engine START/RUN/OFF switch (C) to the RUN
position.
WARNING: Risk of unsafe operation. Pull starter grip
b.
slowly until resistance is felt. Then pull starter grip (N)
rapidly to avoid kickback and prevent hand or arm injury.
NOTE: Do not allow the starter grip to snap back. Return it gently
by hand.
Electric Start
a. Connect a battery to the solenoid on the gas engine. See
Connecting a Battery for procedure.
b. Place engine START/RUN/OFF switch (C) in the START
position and hold until the engine starts.
NOTE: Do not hold the switch in the START position for more than
5 seconds. If the engine does not start, wait 10 seconds before
retrying. Failure to follow these instructions may result in damage
to the starter motor due to overheating.
c. When the engine starts, release the engine switch allowing it
15
OPEN
CLOSED
L
ON
M
OFF