Westinghouse WP2500, Owner'S Manual, Page: 31 / 110

31
OPERATION
OTE: N The pump is equipped a with a thermo valve
(see Figure 40). If the pump is run for an
extended period of time without water fl owing
through it, it could overheat. If the pump gets
to a certain temperature, the thermo valve will
open and discharge warm water out the valve
to allow cold water in to cool the pump.
3. Point the thermo valve away from the work area
you are washing to avoid being sprayed with warm
water.
Figure 40 – Pump Thermo Valve – WP3000Z
4. Move the engine ON/OFF switch to the ON position
(I) (see Figure 41) .
Figure 41 – Engine ON/OFF Switch
5. Move the throttle lever to the full throttle position
(see Figure 42) . Move the choke lever to the choke
position. Open the fuel shutoff valve.
1
3
2
4
Figure 42 – Throttle Lever, Choke Lever, Fuel Shutoff
Valve
1 - Throttle Lever
2 - Choke Lever
3 - Fuel Shutoff
Valve
4 - Starter Handle
6. Firmly grasp and pull the starter handle slowly until
you feel increased resistance. At this point, apply a
rapid pull on the starter handle.
OTE: N If the engine starts briefl y and then shuts off,
squeeze the trigger on the spray gun to relieve
the pressure before trying to start the engine
again.
7. Once the engine starts, move the choke lever to the
open position. Allow the engine to warm up slightly
before beginning washing.
OTE: N Always operate the engine at full throttle
position when washing.