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Airless Paint Systems
Operating Instructions and Parts Manual
www.chpower.com
AL2810
There is splitting from the
gun.
Paint leaks into the wet
cup.
Engine operates, but
paint pump does not
cycle
Engine and displacement
pump operate, but paint
pressure is too low or
none
Displacement pump
operates, but output is
too low on downstroke
on on both strokes
Clutch does not engage.
Clutch slips.
Engine stops.
1. Fluid supply low or empty
2. Air trapped in fluid pump or
hose
1. Packing nut/wet cup is loose
2. Upper packings worn or
damaged
3. Piston rod worn
1. Pressure setting is too low
2. Clutch not engaged
3. Displacement pump stopped
1. Pressure setting too low.
2. Tip or gun filter clogged.
3. Tip worn.
4. Fluid displacement pump
filter clogged.
5. Large pressure drop in fluid
hose.
1. Upper check valve ball not
seating properl.
2. Lower packings are worn or
damaged
Symptom Possible Cause(s) Corrective Action
Troubleshooting Chart Part II
1. Refill supply container.
2. Check for loose hose connections on the siphon
assembly. Tighten if needed. Reprime pump.
1. Tighten just enough to stop leakage.
2. Replace packings.
3. Replace piston rod.
1. Increase pressure.
2. See Troubleshooting Part III - Clutch Does Not Engage
3. Service pump.
1. Increase pressure.
2. Remove tip and/or filter. Clean if necessary.
3. Replace tip.
4. Clean filter.
5. Use a larger diameter hose.
1. Service upper check valve.
2. Replace packings.
See Troubleshooting Part III - Clutch Does Not Engage
Take unit to an authorized Campbell Hausfeld Service
Center.
Refer to engine manual.