9
ELECTRICAL SHOCK WARNING
PROBLEM WHAT TO CHECK REMEDY
MOTOR WILL NOT TURN ON
1 - Unit is not plugged in.
2 - Pressure is set too low.
3 - The circuit breaker is open.
1 - Plug the unit in.
2 - Increase pressure.
3 - Check the breaker and reset if
needed.
UNIT WILL NOT PRIME
1 - Suction hose is loose.
2 - Suction lter is clogged.
3 - Inlet ball is stuck.
4 - Outlet ball is stuck.
1 - Check the o-rings and tighten the
suction hose.
2 - Clean or replace the suction lter
3 - Remove the suction hose and
move the inlet ball with the eraser end
of a pencil.
4 - Remove the suction hose and the
inlet valve. Move the outlet ball with
the eraser end of a pencil.
PUMP BUILDS PRESSURE BUT
WILL NOT SHUT OFF
1 - The inlet ball or seat are obstructed
or chipped.
2 - Outlet ball or seat are
obstructed or chipped.
3 - Prime valve is leaking.
1 - Clean or replace if needed.
2 - Clean or replace if needed.
3 - Replace the prime valve if coating
leaks while under pressure.
PAINT LEAKING FROM WET CUP 1 - Inspect upper packing. 1 - Replace upper packing if needed.
PUMP OUTPUT IS LOW
1 - The spray tip could be worn.
2 - The inlet or outlet balls are worn.
3 - Prime valve is worn.
1 - Inspect the tip by checking the fan
pattern width. If worn, replace.
2 - Inspect the inlet and outlet balls for
damage. Replace if worn.
3 - If the prime valve leaks while
spraying, clean or replace is worn.
NOTE: Before performing and inspection or repair, make sure to follow the pressure relief
Procedure. Never attempt to do any service while the unit is plugged in or under pressure.
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