PSG Wilden PS220 Series, Инженерия, эксплуатация и обслуживание, Страница: 17 / 28

WIL-11560-E-07
15 WILDEN PUMP & ENGINEERING, LLC
A I R V A L V E D I S A S S E M B L Y
To o l s R e q u i r e d :
• 3/16" Hex-Head
• Snap-Ring Pliers
• O-Ring Pick
CAUTION: Before any maintenance or repair is attempted, the compressed air line
to the pump should be disconnected and all air pressure allowed to bleed from the
pump. Disconnect all intake, discharge and air lines. Drain the pump by turning it
upside down and allowing any fluid to flow into a suitable container. Be aware of
hazardous effects of contact with your process fluid.
The Wilden Pro-Flo
®
SHIFT metal pumps utilize a revolutionary Pro-Flo
®
SHIFT air
distribution system. Proprietary composite seals reduce the coefficient of friction and
allow the Pro-Flo
®
SHIFT to run lube free. The Pro-Flo
®
SHIFT air distribution system
is designed to perform in on/off, non-freezing, non-stalling, tough duty applications..
Step 1
Loosen the air valve bolts utilizing
a 5 mm (3⁄16") Allen wrench.
Step 2
Remove muffler plate and air valve
bolts from air valve assembly
exposing muffler gasket for inspec-
tion. Replace if necessary.
Step 3
Lift away air valve assembly
and remove air valve gasket for
inspection. Replace if necessary.