Graco LineLazer 3000 User Manual

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Troubleshooting
WARNING
INJECTION HAZARD
To reduce the risk of serious injury,
whenever you are instructed to relieve
pressure, follow the Pressure Relief
Procedure on page 17.
Check everything in the chart before disassembling the sprayer. See pages 40 through 43 for description of
referenced parts
PROBLEM CAUSE SOLUTION
The engine or sprayer won’t
start
The engine switch is not on. Turn on the switch.
s
t
ar
t
.
The engine is out of gas. Refill the gas tank. See page 8.
The engine oil level is low. Try to start the engine. Replenish the oil, if nec-
essary. See Step 3, page 6.
The spark plug cable is disconnected or it is
damaged
Reconnect the spark plug cable or replace the
spark plug.
There is frozen water in the sprayer. Allow the sprayer to thaw completely before
starting it.
The engine won’t “pull over”. Oil is seeping into the combustion chamber. Remove the spark plug. Pull the starter rope 3
or 4 times. Clean or replace the plug. Try to
start the engine. Keep the sprayer upright to
avoid oil seepage.
The engine operates, but the
displacement pump does not
The pressure control switch is turned off. Turn on the switch.
di
sp
l
acemen
t
pump
d
oes no
t
operate. The pressure setting is too low. Turn the pressure adjusting knob clockwise to
increase pressure.
The fluid filter (120) is dirty. Clean the filter. See page 18.
The tip or the tip filter is clogged. Clean the tip or the tip filter. See the gun
instruction manual.
The displacement–pump rod is stuck due to
dried paint.
Repair the pump. See page 35.
The connecting rod is worn or damaged. Replace the connecting rod. See page 21.
The drive housing is worn or damaged. Replace the drive housing. See page 21.
The electrical power is not energizing the field. Check the wiring connections. See page 30.
With the pressure control switch turned on and
the pressure turned to maximum, use a test
light to check the power at the black and white
wires from the pressure control.
Have the pressure control checked by an au-
thorized Graco dealer.
The clutch is worn, damaged, or incorrectly
positioned.
Replace the clutch. See page 28.
The pinion assembly is worn or damaged. Repair or replace the pinion assembly. See
page 26.

Graco LineLazer 3000 Specifications

General

Brand	Graco
Model	LineLazer 3000
Category	Construction Equipment
Language	English