
Troubleshooting
332763A
13
Troubleshooting
Problem
What To Check
(If check is OK, go to next check)
What To Do
(When check is not OK,
refer to this column)
Motor Won’t Operate
Basic Fluid Pressure
1.
Pressure control knob setting. Motor will
not run if set at minimum (fully coun-
ter-clockwise).
Slowly increase pressure setting to see if
motor starts.
2.
Spray tip or fluid filter may be clogged.
Relieve pressure
, page 9. Then clear clog
or clean gun filter. Refer to separate gun
instruction manual.
Basic Mechanical
1.
Pump frozen or hardened paint
Thaw sprayer if water or water-based paint
has frozen in sprayer. Place sprayer in
warm area to thaw. Do not start sprayer
until thawed completely. If paint hardened
(dried) in sprayer, replace pump packings.
See page 17,
Displacement Pump
Replacement
.
2.
Displacement pump connecting rod pin.
Pin must be completely pushed into con-
necting rod and retaining spring must be
firmly in groove or pump pin.
Push pin into place and secure with spring
retainer. See page 17,
Displacement
Pump Replacement
.
3.
Motor. Remove drive housing assembly.
See page 19,
Drive Housing Replace-
ment
. Try to rotate fan by hand.
Replace motor if fan won’t turn. See page
31,
Motor Replacement
.
Содержание 24U099
Страница 33: ...Notes 332763A 33 Notes ...
Страница 39: ...Notes 332763A 39 Notes ...