Graco 16N655 Paint Sprayer User Manual


 
Troubleshooting
24 3A2308C
Troubleshooting
Check everything in this Troubleshooting Table before
you bring the sprayer to an authorized service center.
Problem Cause Solution
Sprayer makes no sound when
trigger is pulled
Trigger is locked. Disengage trigger lock. See page 9.
Status Indicator Light is solid YELLOW
when triggering, indicating that the bat-
tery charge is low, or the battery is too
cold.
Replace with charged battery and
place old battery in charger, or allow
battery to warm up.
Status Indicator Light is solid RED
when triggering, indicating that the bat-
tery is too hot to operate.
Allow battery to cool.
Battery is not installed or is damaged. Install battery or replace.
Prime/Pressure Relief valve is in UP
position.
Put valve DOWN to spray position.
Tip is not in SPRAY position. Turn tip to SPRAY position.
Pump is clogged, frozen, or has debris
inside.
See Repair manual.
Sprayer makes sound but no material
is sprayed when trigger is pulled
Sprayer is not primed or air is in
material cup.
Prime the pump. See Starting a new
Job (or Refilling the Cup), page 12.
Tip is clogged. See Unclogging Tip/Guard
Assembly, page 18.
Tip filter is clogged. Remove and clean tip filter. See
Install/Service Filter, page 13.
No or low material in liner. Refill liner with material and prime the
pump.
Inlet ball is stuck from material
residue left in sprayer.
Use a pencil or thin rod to lightly push
on inlet valve to make sure it moves up
and down freely.
Outlet ball is stuck from material resi-
due left in sprayer.
Use a thin rod to lightly push outlet
valve ball to make sure it moves freely.
Outlet valve is visible when filter is
removed. See Install/Service Filter,
page 13.
Pressure setting too low. Turn pressure control knob clockwise
to increase pressure.