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Mode Shifter
The mode shifter consists of a motor that
operates by receiving 120 VAC from the control
board, a micro switch, and a spring and clutch.
It engages or disengages the clutch with the
transmission pulley, depending on whether the
cycle is in spin or agitate.
Mode Shifter Motor Diagnosing
From the J512 (for 700/705 and 900/905
models), J401 (for 600/605 model connector
on the main board, the brown wire pin 1 to the
grey wire pin 4 should read approximately 5,700-
ohms. Run Service Mode Test 14: Spin Test and
Test 15: Agitate Test to manually check mode
shifter operation.
Drive Belt Mode Shifter Removal
1. Remove belt protector and belt (see Drive
Belt in this section of the service guide).
2. Remove the drive/transmission pulleys (see
Drive/Transmission Pulleys is this section
of the service guide).
3. Remove the speed/hall sensor (see Speed/
Hall Sensor Removal under Speed/Hall
Sensor in this section of the service guide).
4. Disconnect the mode shifter motor harness
connector.
5. Remove two hex-head bolts securing the
mode shifter to the platform. The mode shifter,
clutch, clutch spring, and flat washer will pull
away from the platform.
Direct Drive Mode Shifter Removal
1. Remove direct drive motor (see Direct Drive
Motor Removal under Direct Drive Motor in
this section of the service guide).
2. Disconnect the mode shifter motor harness
connector.
3. Remove two 3/8-in. hex-head bolts securing
the mode shifter to the platform. The mode
shifter, clutch, clutch spring, and flat washer
will pull away from the platform.
Mode Shifter Switch Diagnosing
Normally, the mode shifter switch is closed and
ready for the spin cycle. When agitating, the
switch should be open. From the J512 (for
700/705 and 900/905 models) J401 (for 600/605
model), check for continuity (approximately
0-ohms) on the main board pin 5 (tan wire TX) to
pin 3 (grey wire SX).
Reinstalling Drive Belt Mode Shifter
1. Install the flat washer onto the lower
transmission shaft.
2. Install the clutch spring.
3. Slide the clutch into the clutch level of the
mode shifter and slide the clutch onto the
shaft. There are guide pins on the bottom of
the mode shifter that go into locator holes on
the platform.
– 49 –
Mode
Shifter
(Continued next page)
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