Graco 249065 - Manual (Page 17)

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Troubleshooting
Perform Pressure Relief Procedure (page 7).
Problem Cause Solution
Engine will not start or
is hard to start. No gasoline in fuel tank or carburetor Fill tank with gasoline, open fuel shutoff valve.
Check fuel line and carburetor.
Low oil Add oil to proper level.
Throttle in STOP position (model
2525LD only) Move throttle to FAST (rabbit) position
Water in fuel or old fuel Drain fuel tank and carburetor. Use new fuel
andmake sure spark plug is dry.
Engine flooded or improperly choked Open choke, pull engine starter rope several
times to clear out fuel. Make sure spark plug
is dry.
Dirty air cleaner filter Remove and clean.
Spark plug dirty, wrong gap, or wrong
type Clean, adjust gap or replace.
Gun not triggered Trigger gun while starting engine.
Engine misses or
l
k
Partially plugged air cleaner filter Remove and clean.
lacks power
Spark plug dirty, wrong gap, or wrong
type Clean, adjust gap or replace.
Pressure is too low
d/
Worn or wrong size tip Replace with tip of proper size.
and/or pump runs
roughly
Inlet filter clogged Clean. Check more frequently.
roughly
Worn packings, abrasives in water, or
natural wear Check filter. Replace packing.
Inadequate water supply Check water flow rate to pump.
Fouled or dirty inlet or discharge valves Clean inlet and discharge valve assemblies.
Check filter.
Restricted inlet Garden hose might be collapsed or kinked.
Worn inlet or discharge valves Replace worn valves.
Leaking high–pressure hose Replace high–pressure hose.
Water leaks from
d if ld
Worn packings Install new packings.
under pump manifold
Loose fitting connections Check all fitting connections. TIghten if loose.
Water on oil side of Worn packings Install new packings.
pump
Oil seals leaking Install new oil seals.