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Troubleshooting
Control Board Malfunction (Steps)
STEP 1.
Turn engine
BEEP
OFF and set
meter to
continuity.
-
ti14938a
Pump
On/Off
Switch
To Engine
On/Off Switch
WatchDog
1-3 ohms
-
Clutch
Field
Clutch Test Points
18
12 -20 AC
V
-
Engine
Generator
To Ground
J2
J1
Control
Board
J3
J4
Premium Display Board
STEP 4.
Turn engine
OFF and
unplug
clutch wires.
Set meter to
Ohms.
Control
Board
ti14942a
STEP 2.
Turn engine
ON. Set meter
to AC volts and
connect wires
to control
board.
ti14939a
Control
Board
Clutch
Field
To Clutch
Pinion
Field
Assembly
+
Clutch Test Points
J10
LED
D12
ti14943a
J5
J9
Transducer
Potentiometer
STEP 3.
Leave engine
10-12 DC
running and turn
switch ON. Turn
V
potentiometer to
high and set
-
meter to DC
volts.
ti14940a
Drive
Housing
STEP 5.
Turn engine
Control
ON and turn
Board
switch ON.
Control
Board
ti14941a
334121B
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