Graco 24N950, Операция - Ремонт - Запчасти

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Troubleshooting
28 332119E
Troubleshooting
Problem Cause Solution
Pump/motor runs but
material is not being sprayed Paint hopper is empty Fill paint hopper with spray material.
Field marker is not primed Prime field marker. See Starting a New Job , page 13.
Field marker inlet ball check valve has
foreign material in passage way.
Field marker inlet ball check valve is
stuck shut due to improper cleaning
and storage.
Remove foreign material in the field marker inlet ball
check valve by:
1. Empty the paint hopper.
2. Remove paint hopper screen.
3. Add 0.5 gallons (2 liters) of water to the paint hopper.
4. Use a thin rod to move inlet ball check up and down.
NOTE: If paint particles seem to be settling in hopper
screen, strain paint with a paint sock prior to filling
hopper.
Pump/motor runs but mate-
rial comes out prime hose Prime/spray valve is UP Move valve handle DOWN to spray position.
Material dispenser tip is plugged Clean material dispenser tip by reverse spraying. See
Reversible Spray Tip , page 11.
Material dispenser tip and/or filter is
plugged Clean material dispenser tip by reverse spraying and
clean filter. See
Unclogging Spray Tip/Guard
Assembly , page 17.
If tip does not clean by using Reversible Spray Tip
procedure, remove tip and clean using a cleaning wire
pick, water and pressurized air or water (compressed air or
nozzle jetted city water). If tip cannot be cleaned, replace
tip.
See Tip Removal/Cleaning , page 19.
CleanShot has foreign particles in pas-
sageway See CleanShot Removal/Cleaning , page 19.
Pump/motor does not run
when spray button is in Battery is discharged. Spray button is
red when button is in. Connect battery charger and recharge battery. See
Charging the Battery , page 8.
Motor plug is disconnected Connect motor plug on battery shroud. See (N)
Component Identification , page 6.
Spray button plug is disconnected Connect spray button on battery shroud. See (P)
Component Identification , page 6.
Battery fuse has faulted resulting in an
open circuit (blown fuse) Remove battery shroud and check for pinched or shorted
wires before replacing fuse. See
Fuse Replacement ,
page 21.
Wires to battery have become loose,
disconnected or damaged Tighten wire connection or reconnect. See Battery
Replacement , page 22.
Field marker fluid path is plugged
between pump and prime/spray valve Perform Pressure Relief Procedure , page 10. If pressure
cannot be relieved as evidenced by material flowing out of
prime hose, STOP and contact Graco Technical Support
or bring field marker to Graco distributor for repair.
NOTE: Red light on spray button will be flashing.
Pump/motor is damaged Remove pump/motor for repair. See Pump/Motor
Removal , page 25. Contact Graco Technical Support or
bring field marker to Graco distributor for repair.