Troubleshooting Chart - Graco EnergyComplete 313221H Instructions - Parts Manual

Troubleshooting Chart

PROBLEM
EnergyComplete Sprayer does not
operate.
Motor does not operate.
Fan not working.
Pump output low.
One side doesn't come up to pres-
sure in spray mode.
28
CAUSE
No power.
Power turned on with function knob
set to a run position.
Loose connection on control board.
Worn brushes.
Broken or misaligned brush springs.
Brushes or springs binding in brush
holder.
Shorted armature.
Check motor commutator for burn
spots, black pitting, or other damage.
Failed control board.
Loose fan cable.
Defective fan.
Plugged fluid inlet strainer.
Plugged disposable mixer.
Leaking or plugged piston valve or
intake valve in displacement pump.
Dirty or damaged Recirc/Spray valve. Clean or repair, page 34.
Plugged fluid inlet strainer.
Pump intake valve plugged or stuck
open.
Troubleshooting
SOLUTION
Plug in power cord.
Cycle Motor Power off
on to reset breaker.
Set function knob to Stop/Park
then select desired function.
Check connection at J11 (120 V).
See page 39.
Check both sides. Replace brushes
worn to less than 1/2 in. (13 mm), see
page 47.
Realign or replace, page 47.
Clean brush holder and align brush
leads for free movement.
Replace motor, page 44.
Remove motor. Have motor shop
resurface commutator, or replace
motor, page 44.
Replace board. See page 39.
Check that cable is connected at fan
and at J9 on control board. See
pages 47 and 39.
Test and replace if necessary, page
47.
Clear, see page 22.
Clean or replace.
Check valves. See pump manual.
Clear, see page 22.
Clean pump intake valve. See page
36.
, then
,
313221H