Troubleshooting - Graco IronMan 500G Fonctionnement, Réparation, Pièces

Troubleshooting

Troubleshooting
Problem
Engine will not start
Engine operates, but displacement
pump does not operate
24
Cause
Engine switch is OFF
Engine is out of gasoline
Engine oil level is low
Spark plug is disconnected or damaged Connect spark plug cable or replace spark plug
Cold engine
Fuel shutoff lever is OFF
Oil is seeping into combustion chamber Remove spark plug. Pull starter 3 to 4 times.
Pump switch is OFF
Pressure setting too low
Fluid filter is dirty
Tip or tip filter is clogged
Displacement pump piston rod is stuck
due to dried paint
Connecting rod is worn or damaged
Drive housing is worn or damaged
Electrical power is not energizing clutch
field
Clutch is worn, damaged, or incorrectly
positioned
Pinion assembly is worn or damaged
Solution
Turn engine switch ON.
Refill gas tank. Honda Engines Owner's
Manual.
Try to start engine. Replenish oil, if necessary.
Honda Engines Owner's Manual.
Use choke
Move lever to ON position
Clean or replace spark plug. Start engine.
Keep sprayer upright to avoid oil seepage
Turn pump switch ON
Turn pressure adjusting knob clockwise to
increase pressure.
Clean filter. Manual 309640.
Clean tip or tip filter. Manual 309640.
Repair pump. Manual 310643.
Replace connecting rod.
Replace drive housing. Page 34.
Check wiring connections. Page 47.
Reference Digital Display Messages. Page
60.
Reference wiring diagram. Page 67.
With pump switch ON and pressure turned to
MAXIMUM, use a test light to check for power
between clutch test points on control board.
Remove clutch wires from control board and
measure resistance across clutch coil. At 70°
F, the resistance must be between 1.2 +0.2Ω;
if not, replace pinion housing.
Have pressure control checked by authorized
Graco dealer
Adjust or replace clutch. Page 37.
Repair or replace pinion assembly. Page 37.
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