Service And Adjustments; To Replace Or Clean Check Valve; Air Compressor Pump Intake And Exhaust Valves - Craftsman 919.167783 Manual De Instrucciones

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A dirty air filter will not allow the com-
pressor to operate at full capacity.
Keep the air filter clean at all times.
1. Remove the air filter cover.
Air Filter
Cover
2. Remove the air filter and make
sure it is clean.

SERVICE AND ADJUSTMENTS

ALL MAINTENANCE AND REPAIR
OPERATIONS NOT LISTED MUST
BE PERFORMED BY A TRAINED
SERVICE TECHNICIAN.
Risk of Unsafe
Operation. Unit
cycles automatically when power
is on. When servicing, you may
be exposed to voltage sources,
compressed air, or moving parts.
Before servicing unit unplug or
disconnect electrical supply to
the air compressor, bleed tank
of pressure, and allow the air
compressor to cool.
TO REPLACE OR CLEAN
CHECK VALVE
1. Release all air pressure from air
tank. See "To Drain Tank" in the
"Maintenance" section.
2. Set the On/Auto/Off lever to "Off"
and unplug unit.
3. Using a phillips screwdriver,
remove the air filter cover.
Remove the rear shrouds using
T-20 torx wrench.
A20361
IMPORTANT: Do not operate
the compressor with the air filter
removed.
3. If dirty, rinse air filter with warm
water and squeeze dry.
Air Filter
4. Replace air filter and air filter
cover.
NOTE: If the air filter is extremely dirty
it will need to be replaced. Refer to
the "Repair Parts" for the correct part
number.
AIR COMPRESSOR PUMP
INTAKE AND EXHAUST VALVES
Once a year have a Trained Service
Technician check the air compressor
pump intake and exhaust valves.
5. Using an adjustable wrench,
loosen outlet tube nut at air tank.
Carefully move outlet tube away
from check valve.
6. Using an adjustable wrench
loosen pressure relief tube nut at
air tank. Carefully move pressure
relief tube away from check valve.
Pressure
Relief Tube
4.
7. Unscrew the check valve (turn
counterclockwise) using a 7/8"
open end wrench. Note the orien-
tation for reassembly.
8. Using a screwdriver, carefully
push the valve disc up and down.
16- ENG
Outlet Tube
Nut
Check
Valve
Nut