Graco 16N654 Manual De Usuario

Troubleshooting 

24

3A2308C

Check everything in this Troubleshooting Table before 
you bring the sprayer to an authorized service center.

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.