6 308852
Intermediate Problem Solving
TYPE OF
PROBLEM
WHAT TO CHECK
If check is OK, go to next check
WHAT TO DO
When check is not OK refer to this column
Low output 1. For worn spray tip. 1. Follow Pressure Relief Procedure
Warning on page 3, then replace tip.
See your separate gun or tip manual.
2. Verify pump does not continue to stroke when gun trigger
is released. Plug in and turn on sprayer. Prime with paint.
Trigger gun momentarily, then release and engage safety
latch. Relieve pressure, turn off and unplug sprayer.
2. Service pump. See page 11.
3. Release gun trigger. Observe resting position of pump rod
(222).
3. If pump consistently comes to rest
with rod (222) fully extended, the piston
packings and/or piston valve may be
worn. Service pump. See page 11.
4. Electrical supply with volt meter.
Meter must read 90–110 VAC for models 232136, 232137.
Meter must read 210–250 VAC for models 232138,
232135.
4. Reset building circuit breaker; replace
building fuse. Repair electrical outlet or
try another outlet.
5. Extension cord size and length; must be at least 12 AWG
(1.5 mm
2
) and no longer than 300 ft (90 m).
5. Replace with a correct, grounded exten-
sion cord.
6. Motor brushes. See Electrical – What To Check, item 4, on
page 5.
6. See page 10.
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