Service and adjustments – Porter-Cable 1000001703 User Manual
Page 14
 
14 - ENG
1000001703
To Replace Regulator
1. Release all air pressure from air
tank. See "To Drain Tank" in the 
Maintenance section.
2. Unplug
unit.
3. Using an adjustable wrench or
specified wrench remove the 
gauges (7/16" wrench), quick 
connect (13/16" wrench), and 
safety valve (9/16" wrench) from 
the regulator manifold.
Safety 
Valve
Regulator 
Manifold
Gauges
Quick 
Connect
To Replace or Clean Check 
Valve 
1. Release all air pressure from air
tank. See "To Drain Tank" in the 
Maintenance section.
2. Unplug
unit.
3. Remove the hose by removing
the hose clamp. NOTE: The hose 
clamp is not reusable. You must 
purchase a new hose clamp, see 
the Parts List Manual or purchase 
a standard hose clamp at a local 
hardware store.
Check 
Valve
Hose Clamp
4. Unscrew the check valve (turn
counter-clockwise) using a 
socket wrench.
5. Make sure the valve disc moves
freely inside the check valve 
and the spring holds the disc in 
the upper, closed position. The 
check valve may be cleaned 
with a solvent, such as paint and 
varnish remover.
6. Apply sealant to the check valve
threads. Reinstall the check valve 
(turn clockwise).
7. Replace hose and new hose
clamp.
SERVICE AND ADJUSTMENTS
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.
ALL MAINTENANCE AND REPAIR OPERATIONS NOT LISTED MUST BE 
PERFORMED BY TRAINED SERVICE TECHNICIAN.
8. Perform the Break-in Procedure.
See "Break-in Procedure" in the 
Operation section.