![background image](http://html1.mh-extra.com/html/campbell-hausfeld/ps250b/ps250b_operating-and-assembly-instruction-manual_3840950007.webp)
Airless Paint Sprayers
7
Operating Instructions and Assembly Instructions
Turn Prime/ Spray
Control
to PRIME
(knob is horizontal)
Turn Pressure
to HIGH
(completely clockwise)
www.chpower.com
4
Use Finger to
Check Inlet Valve
1
Starting Instructions
While Pulling Trigger,
Direct Fluid Stream Along
Inside of Bucket
9
Power Switch
Location
6
Attach
Suction
Assembly
3
Tip in
CLEANING
Position
8
7
Turn Prime/ Spray
Control
to SPRAY
(knob is vertical)
5
Preparation (Continued)
DO NOT ATTACh ThE SUCTION
ASSEmbly UNTIl INSTrUCTED TO DO
SO IN STEP 3.
1. Remove inlet valve cap and with
your smallest finger, push on inlet
valve stem to ensure it moves freely.
2. Push outlet prime button three
times to ensure outlet valve is
moving freely.
3. Attach suction assembly and bypass
tube securely and place both suction
and bypass tubes in cleaning solvent.
4. Turn pressure to HIGH (completely
clockwise).
5. Turn prime/spray control to the
PRIME position.
6. Turn power switch to the ON
position. In a few seconds, cleaning
solvent will begin to move up
through the tube. Allow the fluid to
circulate for one minute to ensure
all air has been exhausted from the
pump.
7. Turn prime/spray control to SPRAY
position. Watch for any fluid leaks
(See Troubleshooting Chart if leaks
occur).
NOTE:
If unit is building pressure
properly, the pump should produce a
knocking sound, which indicates it has
reached its hydraulic relief pressure.
8. When flushing the system with
cleansing fluid (either prior to
use with paint or during cleaning
process) the spray tip can remain in
the CLEAN position.
9. Point spray gun into an empty waste
bucket and pull trigger. To reduce
splashing, direct the fluid stream
along the inside of the bucket wall
and well above the fluid level.
2
Push Outlet
Prime Button