Graco 24F561, Руководство по ремонту

Страница: 9 / 40

Troubleshooting
3A1181B 9
Troubleshooting
Problem Cause Solution
Basic Fluid Pressure
1. Pressure control knob setting.
Motor will not run if set at mini-
mum (fully counter-clockwise).
Slowly increase pressure setting to
see if motor starts.
2. Spray tip or fluid filter may be
clogged.
Relieve pressure, page 7 . Then
clear clog or clean gun filter. Refer
to gun instruction manual, 312363.
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 hard-
ened (dried) in sprayer, replace
pump packings. See
Displace-
ment Pump Replacement, page
13
.
2. Displacement pump connecting
rod pin. Pin must be completely
pushed into connecting rod and
retaining spring must be firmly in
groove or pump pin.
Push pin into place and secure with
spring retainer. See
Displacement
Pump Replacement, page 13 .
3. Motor. Remove drive housing
assembly. See
Drive Housing
Replacement, page 15 . Try to
rotate fan by hand.
Replace motor if fan won’t turn. See
Motor Replacement, page 27 .