Troubleshooting Chart - Campbell Hausfeld HousePainter EZ5000 Serie Instructions De Fonctionnement

Troubleshooting Chart

Symptom Possible Cause(s)
Motor runs but won't 1. Inlet or outlet valve stuck.
prime material
2. Suction tube connection loose.
3. Control lever in spray or roll posi-
4. Air in hydraulic system causing
5. Suction tube filter clogged.
6. Inlet or outlet valves dirty or
7. Material is too thick or not
Sprayer builds pressure 1. Inlet and/or outlet valves are
but pressure drops
when gun is triggered 2. Suction tube connection loose.
3. Suction tube or suction filter
4. Clogged gun filter or worn tip.
5. Tip is too large for material
6. Suction hose assembly is dam-
Unit primes but will 1.
not build pressure
2. Pressure not turned up high
3.
4. Material is too thick or not prop-
5.
Gun continues to spray 1. Paint build up inside gun valve
when trigger is
released 2. Gun valve is worn.
3. Gun trigger is not properly
4. Filter housing is tightened down
* = Service Center Recommended
tion.
loss of suction and no diaphragm
movement.
worn.
strained properly.
worn.
clogged.
being sprayed.
aged.
*
Dirty or worn inlet valve.
enough.
*
Oil level in the hydraulic hous-
ing is too low.
erly strained.
*
Dirty, stuck or worn
prime/spray valve causing fluid to
come through bypass tube while
unit is in spray position.
or gun valve is dirty.
adjusted.
too much.
13
EZ5000 Series
Corrective Action
1. Push the spring inside the inlet
valve & push on outlet valve
ball.
2. Tighten clamp.
3. Turn control to prime position.
4. Rebleed pressure valve: Turn
control between ON/OFF posi-
tion and PRIME/CLEAN PUMP
position and allow motor to
run for a few minutes. Then
turn lever to prime position.
5. Clean or replace suction tube
filter.
6. Remove and clean or replace
inlet and outlet valve.
7. Thin, mix and strain all materi-
al to be sprayed.
1. Remove and replace valves as
needed.
2. Tighten clamp.
3. Replace suction filter.
4. Replace filter or tip.
5. Replace with smaller size tip.
6. Replace suction hose assembly.
1. Remove and replace valves as
needed.
2. Turn control to higher setting.
3. Check oil level. If low, fill to
1/4" from top of housing with
10W hydraulic oil (CH #
AL1702).
4. Thin and/or strain material.
5. Remove and clean or replace
valve (SCR).
1. Clean or replace gun valve.
2. Replace gun valve or replace
entire gun.
3. Adjust trigger by adjusting nut
behind trigger. Move nut
towards handle if trigger does
not move. Tighten nut by turn-
ing towards spray tip if trigger
moves too much.
4. Turn filter housing bolts about
1/2 turn counterclockwise.
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