Basic Troubleshooting
16
332697C
Pump does not prime.
Prime/Spray Valve is in SPRAY posi-
tion.
Move Prime/Spray Valve to PRIME
position.
Inlet screen is clogged or suction
tube is not immersed in fluid.
Clean debris off inlet screen and
make sure suction tube is immersed
in fluid.
Pump was not primed with flushing
fluid.
Remove suction tube from paint.
Prime pump with water or sol-
vent-based flushing fluid, see
Opera-
tion
manual.
Inlet valve check ball is stuck.
Remove suction tube and place a
pencil into the inlet section to dis-
lodge the ball, press pump priming
button, or Power Flush sprayer. See
Operation
manual.
A60:
AutoPrime may need replace-
ment. Turn power switch ON and lis-
ten for “tap” in pump. If you do not
hear “tap”, AutoPrime is damaged.
Take sprayer to Graco/M
AGNUM
authorized service center.
Inlet valve check ball or seat is dirty
or worn.
Remove inlet fitting. Clean or replace
ball and seat.
Outlet valve check ball is stuck or
worn.
A60:
Insert screw driver in slot and
remove Easy-Access™ door, page
11. Unscrew outlet valve with a 3/4
in. socket. Remove and clean
assembly. Replace if worn.
A20, A30, and A45:
Remove outlet
fitting and clean outlet check ball.
Replace if worn.
Suction tube is leaking.
Tighten suction tube connection.
Inspect for cracks or vacuum leaks.
Pump does not prime with fluid.
Remove suction tube from paint.
Prime pump with water or sol-
vent-based flushing fluid.
Fluids are viscous or sticky.
Some fluids may prime faster if the
Power Switch is momentarily turned
off so the pump can slow and stop.
Repeat several times if necessary.
Problem
Cause
Solution
Содержание magnum pro plus a20
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Страница 51: ...Parts 332697C 51 A60 Frame Models 16W515 17C246 2 4 9 42 8 45 44 6 43 3 1 ti22459a ...
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