Whirlpool 780164 Instruction Sheet

INSTALLATION INSTRUCTIONS

for Compactor Motor Switch Kit #780164 and Replacement Motor Kit

wWARNING

Electrical Shock Hazard

Disconnect power before servicing.

Replace all panels before operating.

Failure to do so can result in death or electrical shock.

These instructions are only applicable for repair of compactors manufactured after 1980.

1.Unplug compactor or disconnect power.

2.Remove motor from compactor.

Freestanding Models:

a.Remove the container drawer.

b.Lay the compactor on either of its sides, using a drop cloth to protect the finish of the cabinet.

c.Remove the five (5) screws that hold the bottom pan cover to the base and cabinet.

d.Loosen the four (4) bolts or screws that fasten the drive mount assembly to the compactor frame. See Figure 1.

e.Remove the clip ring from the drive mount plate shaft (Figure 1).

Drive mount assembly

Clip ring

Mounting bolts (4)

Driven gear

Figure 1

f.Slide the motor mount plate forward and lift the driven gear and sprocket from the drive mount plate shaft.

g.Remove the four (4) bolts or screws that fasten the drive mount assembly.

h.The motor and drive mount plate can now be removed so the switch can be replaced (Figure 2).

IMPORTANT: Do not let motor fall and damage switch arms during removal.

Drive motor

Centrifugal switch

Mounting

screws

Figure 2

(continued)

© Whirlpool Corporation 2001	Instruction Sheet 675397 Rev. D 2/01
(All Rights Reserved)	1

Undercounter Models:

NOTE: When servicing the switch or motor on undercounter models, the motor backplate and motor cover can be removed, as shown in Figure 3.

Motor cover

Centrifugal switch

Figure 3

3.Remove failed switch (if replacing motor, go directly to step 5).

a.Disconnect motor and wiring harness leads from switch terminals.

b.With motor removed, remove the two (2) switch mounting screws.

4.Install new switch.

a.Mount the new motor switch to the end shield of the motor with the two screws.

b.Connect motor leads to the new switch.

•Connect yellow lead to terminal “Y“

•Connect brown lead to terminal “4”

•Connect gray lead to terminal “3”

•Connect red lead to terminal “R”

•Connect blue lead to terminal “1”

•Connect white lead to terminal “W”

IMPORTANT: Jumper wire must be connected to terminals “1” and “2”

c.Connect wire harness leads to the new switch.

•Connect yellow lead to terminal “Y

•Connect gray lead to terminal “3”

•Connect brown lead to terminal “4”

•Connect red lead to terminal “R”

•Connect blue lead to terminal “2”

•Connect white lead to terminal “W”

•Connect orange/black lead (if present) to terminal “O/BK”

Protector

<![if ! IE]> <![endif]>Yellow

<![if ! IE]> <![endif]>Gray

Start 1

Run

Start 2

Brown

Red

Blue

<![if ! IE]> <![endif]>White

Jumper

wire

3

R

1

O/

BK

Switch

Y

W

4	2

NOTE: Leave jumper wire intact

(continued)

675397-D

2

d.The actuating lever should remain seated evenly in the motor end shield notches and the spring clip should remain fixed in place in the notch provided in the end shield. (See Figure 4.)

Figure 4

e.Check actuating lever positions as shown in Figures 5 and 6. With motor stopped, the lever should be in position shown in Figure 5. With motor running, the lever should be in position shown in Figure 6.

.010 minimum.

Figure 5. Motor idle

Figure 6. Motor running

5.Remove old motor.

IMPORTANT: Do not let motor fall and damage switch arms during removal.

6.Install new motor.

Refer to step 4, c for instructions on how to connect the compactor’s wire harness to the motor switch.

7.Reassemble compactor.

a.Reassemble compactor in reverse order.

b.Adjust chain tension as evenly as possible and still allow room to rotate big gear 180°. Allow approximately 1⁄4" deflection between any two (2) of the three (3)

sprockets. (See Figure 7.)

NOTE: When reassembling the driven gear to the driven mount shaft, make sure the parts are placed on the drive mount shaft in correct sequence.

Drive motor assembly

Clip ring

Mounting nuts (4)

Driven gear

Figure 7

(continued)

3

675397-D

One Start Winding with Two Reversing Switches

Diagram #1

Original motor

L1

N

Line voltage

BK

W

Drawer safety switch

Restart light

Key lock

safety switch

BR

Y

Y

Y

				Directional Y	BU	Y
					BU
Run switch	V	BR	Y	switch	GY	R

V

Top limit

Drawer tilt

GY

Start switch

switch

switch

Motor

Y

Y

centrifugal

R

switch

BK

R

Start

BU

BU

Run

Y

Y

Y

W

W

Drive motor

Motor protector

NOTE: Unit may or may not have features indicated by dotted lines. Wiring will be the same in either case.

Replacement motor

L1

N

Line voltage

BK

W

Drawer safety switch

Restart light

Key lock

safety switch

BR

YY

Y

Y

BU

Directional

Y

BU

Run switch

switch

BR

Y

GY

V

V

tilt

Top limit

Drawer

#2

Start switch

switch

switch

Motor

Y

Y

centrifugal

switch

#4

#3

Start

Run

Y

Y

Y

Remove jumper wire from

terminals 1 and 2 and discard.

Drive motor

Circuit showing unit at normal end of cycle.

Y

R

R

R

#1 BU

W W

Motor protector

(continued)

675397-D

4