Operating Instructions & Parts Manual
Troubleshooting Chart (Cont.)
Symptom | Possible Cause(s) | |
Sprayer motor doesn’t | 1. Paint system is under pressure or | |
start or just hums |
| control is in spray or roll posi- |
|
| tion. |
| 2. | Motor thermal overload switch is |
|
| tripped. |
| 3. | Use of extension cord that is too |
|
| long or too small in gauge. |
| 4. | Blown fuse or tripped circuit |
|
| breaker. |
Motor overheats and/or | 1. Extension cord is too long or | |
cuts off |
| gauge is too small. |
| 2. | Paint overspray is being drawn |
|
| into motor causing it to over- |
|
| heat. |
| 3. | Material is too thick for paint |
|
| sprayer to prime. |
| 4. | Sprayer is being used in an area |
|
| of poor air circulation. |
| 5. | Tripped circuit breaker. |
Oil leaks or oil in paint | 1. *Leaking oil between block and | |
|
| hydraulic housing. |
| 2. | *Oil leaking from motor; defec- |
|
| tive motor seal. |
| 3. | *Deep scratch in grooves by |
|
| diaphragm. |
Leaking paint from | 1. *Leaking paint between block | |
sprayer |
| and hydraulic housing. |
| 2. | Leaking paint from suction hose |
|
| connection. |
| 3. | Leaking paint around outlet |
|
| valve assembly; |
|
| valve is damaged. |
| 4. | Leaking paint from hose/outlet |
|
| valve connection. |
Corrective Action
1.Turn control to prime position and pull gun trigger.
2.Turn unit off. Turn lever to ON/OFF position then unplug cord and allow unit to cool for
3.Plug unit directly into an outlet and extend hose length.
4.Replace fuse, reset circuit breaker or use 20 amp circuit breaker.
1.Get correct gauge size or plug directly into outlet and use additional spray hose.
2.Take to Service Center.
3.Thin, mix and strain all materi- als.
4.Move unit to an area with good air circulation.
5.Check receptacles for too much voltage/amperage.
1.Tighten block bolts in an X pat- tern. If oil is still leaking, remove block and change diaphragm. Be sure to use cor- rect replacement part; call
2.a. Replace unit.
b. Contact Service Center to have motor housing replaced.
3.Contact Service Center to have hydraulic housing and diaphragm replaced.
1.Tighten block bolts in an X pat- tern or replace block.
2.Tighten clamp.
3.Remove and replace outlet valve.
4.a. Tighten hose on outlet valve. b. Check for damaged thread
on connector. Replace if nec- essary.
Unit primes and builds | 1. | Clogged spray tip. | 1. | Turn spray tip to clean position, |
pressure but will not |
|
|
| squeeze trigger, then turn back |
spray | 2. | Clogged gun filter. |
| to spray position. |
| 2. | Replace gun filter, be sure filter | ||
|
|
|
| housing is clear of debris. |
*= Service Center Recommended
www.chpower.com
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