Troubleshooting

Convertible Electric Motor Runs - No AC Output to Sprayer Control Board (Steps)

STEP 1.

10-20 AC Plug in cord and turn switch ON. Connect

Vwires to transformer

-

and power cord. Turn

 

 

 

meter to AC volts.

 

 

 

 

 

 

 

ti14925a

 

 

 

 

ti14926a

Jack

-

White to barrel

 

-

Power Cord

 

 

 

+

 

 

 

 

Transformer

AC power to

Black to tips

 

 

 

control board

 

 

 

 

 

 

Transformer

 

 

 

Ground

 

Black

White to barrel

 

 

 

 

 

Black

 

Black

Jack

Power Cord

 

 

 

 

 

 

 

 

 

 

AC power to

 

Black

 

White

 

control board Black to tips

 

 

Engine Control Board

 

 

 

Black

 

White

 

 

L1

L2

 

 

 

+M

-M

TS TS

 

 

 

 

 

ti14930a

Electric

Engine

 

STEP 2.

BEEP

Check AC power cord

 

for an open wire. Turn

 

meter to continuity

 

test. Meter should

 

read continuity.

-

Power Cord

White to barrel

AC power to

Black to tips

control board

 

BEEP

STEP 3.

Check AC power

 

cord for an open

 

wire. Turn meter to

 

continuity test.

-

Meter should read

 

continuity.

-

Power Cord

White to barrel

 

 

ti14927a

AC power to

Black to tips

 

control board

 

 

STEP 4.

Plug in cord and turn switch ON. Partially

Vconnect wires to splice. Turn meter to

-AC volts.

Transformer

Power

10-20 AC

V

-

STEP 5.

Plug in cord and turn switch ON. Partially connect wires to splice.

Turn meter to AC volts.

Transformer

Black

Cord

White

+

ti14929a

 

-

 

 

 

Black

 

 

White

 

L1

L2

Electric Engine Control Board

 

+

Black

ti14928a

-

 

Jack

Black

30

332919C

Page 30
Image 30
Graco 16W869, ti23055a, 16W884, 16W881, 16W867, 16W887, 16W984, 16W873, 16W871, 16W882, 16W987, 16W870, 16W885, 16W883, 16W890 Beep