Scotsman Ice Machine FME804-6 Service Manual

NME654 & FME804 SERVICE PARTS

This parts list contains the service parts and wiring
diagrams for this model. Check the model number in
question to be sure that it is applicable to this parts list.
Caution: This model ice maker has been manufactured
in two voltages: 115/60/1 and 230/50/1.
The model numbers for the 115/60/1 include:

FME804AS-1A and FME804WS-1A
FME804AS-1B and FME804WS-1B
NME654AS-1A and NME654WS-1A
NME654AS-1B and NME654WS-1B

The model numbers for the 230/50/1 include:

FME804AS-6A and FME804WS-6A
FME804AS-6B and FME804WS-6B
NME654AS-6A and NME654WS-6A

NME654AS-6B and NME654WS-6B
For electrical components, check to be certain that the
part is the correct voltage for the machine.

TABLE OF CONTENTS

Note: The liquid line filter drier listed in this

parts list is designed for this refrigeration

system. Premature refrigeration system failure

may result if the wrong drier is used.

Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Air Cooled Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Water Cooled Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Water System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Gearmotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

FME804 Evaporator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

NME654 Evaporator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Control Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

June 2002

Page 1

NME654 & FME804 SERVICE PARTS

Cabinet Assembly

15, WATER

COOLED

14

2

1

17

10a

3

9

3

4

11

8

5

6

12

13

10

16

ITEM PART
NUMBER NUMBER DESCRIPTION

1 03-1531-01 Screw

2 A33256-002 Top panel, S.S.

3 A34038-002 Non- louvered service panel

4 A33292-002 Right side panel, S.S.

5 03-0271-00 Speed Clip

6 15-0808-03 Emblem

7 03-1419-22 Screw

8 A33255-002 Louvered front panel

8a A39048-001 Non-louvered front panel

9 02-2976-01 Air Filter

(for front air cooled only)

03-1660-01 Filter clip

7

8a

ITEM PART
NUMBER NUMBER DESCRIPTION

10 A33946-002 Louvered service panel
10a A32975-001 Air filter media
11 02-0836-00 Catch

15-0411-00 Strike

03-1406-04 Nut
12 A34039-001 Control Box Support
13 A32435-002 Left side panel, S.S.
14 03-1404-12 Screw
15 A35924-002 Rear panel, water cooled, SS

16. A35890-020 Base
17 A34348-001 Front Brace, Air Cooled

March 2006

Page 2

17a

NME654 & FME804 SERVICE PARTS

Air Cooled Refrigeration

18

19

16

6

7

17

5

FLOW

3

20

1

4

2

11

14

10

8

15

9a

9

9b

13

12

ITEM PART
NUMBER NUMBER DESCRIPTION

1 18-8747-01 Fan blade
2 18-8736-01 Fan motor, 115v/60 Hz

18-8736-04 Fan motor, 230v/50 Hz
3 A38850-001 Fan Bracket*
4 03-1531-01 Screw for wire form bracket

03-1645-01 Screw used after 5/05
5 A32961-020 Insulation Kit (3 piece)
6 11-0488-21 Thermo Expansion Valve
7 A35870-001 Suction Line
8 A33194-020 Evaporator - see page 7
9 16-0832-20 Access valve
9a 16-0832-02 Stem cap
9b 16-0832-03 Core cap
10 11-0501-22 Hi Pressure Cut Out
11 03-1645-01 Screw

* When replacing a wire formed bracket, use a #8 flat
washer with the original mounting screw.

ITEM PART
NUMBER NUMBER DESCRIPTION

12 18-2200-28 Grommet
13 18-2200-27 Sleeve
14 03-1407-07 Washer
15 18-8721-21 Compressor 115v/60 Hz

18-8711-50 Overload for 115 v
18-8721-22 Compressor 230v/50 Hz

18-8721-50 Overload for 50 Hz compressor
16 02-3319-02 Dryer
17 A35886-001 Fan Shroud
17a A35582-002 Fan shroud cover
18 18-8734-01 Condenser
19 03-1645-01 Screw
20 11-0502-21 Low pressure cut out switch

May 2005

Page 3

17

11

NME654 & FME804 SERVICE PARTS

Water Cooled Refrigeration

5

2

13

1

20

18

3

4

FLOW

6

16

19

15

ITEM PART
NUMBER NUMBER DESCRIPTION

1 18-3306-25 Condenser for A series

18-8871-21 Condenser for B series
2 03-1645-01 Screw
3 11-0488-21 Thermo Expansion Valve
4 A32961-020 Insulation Kit (3 piece)
5 A35870-001 Suction Line
6 A33194-020 Evaporator - see page 7
7 03-1405-20 Cap Screw
8 03-1407-07 Washer
9 18-2200-27 Sleeve
10 18-2200-28 Grommet
11 03-1645-01 Screw
12 16-0832-20 Access valve
12a 16-0832-02 Stem cap
12b 16-0832-03 Core cap

7

8

9

10

November 2003

Page 4

12a

12

12b

14

ITEM PART
NUMBER NUMBER DESCRIPTION

13 11-0501-22 Hi Pressure Cut Out
14 03-0571-02 Screw
15 11-0478-01 Water Reg. Valve
16 03-1403-14 Screw
17 A34543-001 Drain Assembly (WC)
18 18-8721-21 Compressor 115/60/1

18-8711-50 Overload 115v
18-8721-22 Compressor 230v/50 Hz

18-8721-50 Overload for 50 Hz compressor
19 02-3319-02 Dryer
20 11-0502-21 Low pressure cut out switch

NME654 & FME804 SERVICE PARTS

Water System

6

1

5

2

12, 13

19

3

8

9

15

18

17

4

14

7

20

10

11

ITEM PART
NUMBER NUMBER DESCRIPTION

1 03-1420-03 Cap Screw
2 A33194-020 Evaporator
3 02-0929-23 Water Seal
4 02-3266-20 Reservoir & valve
5 02-3266-21 Float valve
6 02-3266-03 Plunger/seat
7 12-2760-21 Water Level Sensor
8 A32777-001 Retaining Ring for Seal
9 02-3837-01 Drip Pan
10 13-0704-00 Gasket
11 13-0868-01 Water Shed
12 16-0835-01 Water Inlet Fitting
13 16-1039-01 Male connector
14 13-0895-01 Inlet tubing, 4 ft. req.

16

21

ITEM PART
NUMBER NUMBER DESCRIPTION

15 03-1394-01 Pal Nut
16 A36154-001 Evap. water inlet tube
17 02-1338-00 Hose clamp
18 02-3692-02 Drain fitting
19 02-3826-03 Res. overflow hose
20 A36078-002 Reservoir bracket
21 13-0840-01 Rubber cap

August 2004

Page 5

NME654 & FME804 SERVICE PARTS

1

*NOTE: GEARCASE

COVER INCLUDES

COVER, OUTPUT

SHAFT, KEY, OUTPUT

GEAR, BEARINGS

AND SEAL

2

Gearmotor

8

9

10

3

4

5

11

ITEM PART
NUMBER NUMBER DESCRIPTION

1 13-0868-01 Water Shed

6

2 A32379-026 Bolt
3 A32379-022 Gearcase Cover*
4 A32379-024 1st Gear and Bearings

A32379-032 Bearing only for first gear

5 A32379-023 2nd Gear and Bearings

A32379-033 Bearing only for 2nd gear

6 A32379-021 Gasket

7

7 A32379-020 Gearcase
8 12-2430-24 Start Switch, Emerson

12-2430-44 Start swtich, GE split phase

9 12-2430-21 Drive Motor 115v/60Hz

12-2430-23 Drive motor 230v/50Hz

10 12-2430-29 Rotor Bearing, Emerson

12-2430-49 Rotor bearing, GE split phase
11 A32379-027 Oil, 1 Container
12 A33220-021 Complete assy 115v/60 Hz

A33220-023 Complete assy, 230v/50 Hz

The complete assembly includes the water shed and
drip pan gasket.

A33220-030 Gears, oil & cases, no motor

November 2003

Page 6

NME654 & FME804 SERVICE PARTS

FME804 Evaporator

3

10

4

1

2

5

6

7

8

9

32

17

21

30

31

11

14

8

16

19

23

4

12

13

15

18

22

24

25

26

27

26

28

29

ITEM PART
NUMBER NUMBER DESCRIPTION

1. A35419-020 Strap kit*

2. A34969-001 Bail clamp

3. 02-2930-04 Ice Chute Cover

4. A32963-001 Insulation Top (half)*

5. 02-3841-01 Ice Chute Body w/ins*

6. A33102-001 Insulation Collar Inside*

7. 02-2929-03 Ice Chute Lower

8. A37708-021 Bin Controls Assy.
(set of 2)

9. A32930-001 Chute Gasket

10. 03-1405-52 Hex Cap Screw

11. 02-3001-01 Ice Sweep

12. 13-0871-01 Water Shed

13. 02-2978-01 Lip Seal

14. 02-3128-20 Breaker Cover

15. 13-0617-54 O-Ring

16. 08-0660-01 Auger Stud

17. A34559-020 Bearing

20

18. 02-2977-01 Lip Seal

19. 13-0617-52 O-Ring

20. 13-0617-45 O-Ring

21. 03-1544-08 Soc. Head Screw

22. A34505-020 Breaker
(includes 18 & 19)

23. A38071-021 Auger

24. A33194-020 Evaporator

25. 03-1420-03 Cap Screw

26. A32962-001 Insulation Bot. (half)

A32962-002 Insulation half

27. 02-3837-01 Drip Pan

28. 13-0704-00 Drip Pan Gasket

29. 13-0868-01 Water Shed

30. 02-2916-01 Slotted collar

31. 13-0617-49 O-Ring

32. 13-0929-01 Insulation donut*

* Insulation changed Oct. 2000. Items 1, 4 and 6
no longer used. Item 32 added. Item 5 changed.

August 2004

Page 7

NME654 & FME804 SERVICE PARTS

NME654 Evaporator

15

17

13

18

10

12

23

24

25

11

2

3

4

1

5

6

7

14

16

4

30

19

8

9

ITEM PART
NUMBER NUMBER DESCRIPTION

1. A35419-020 Strap kit*

2. A34969-001 Bail clamp

3. 02-2930-04 Ice Chute Cover

4. A32963-001 Insulation Top (half)*

5. 02-3841-01 Ice Chute Body*

6. A33102-001 Insulation Collar Inside*

7. 02-2929-03 Ice Chute Lower

8. A37708-021 Bin Controls Assy.
(set of 2)

9. A32930-001 Chute Gasket

10. 03-1405-52 Hex Cap Screw

11. 02-3001-01 Ice Sweep

12. 13-0871-01 Water Shed

13. 02-2978-01 Lip Seal

14. 02-3128-20 Breaker Cover

15. 13-0617-54 O-Ring

16. 08-0660-01 Auger Stud

17. A34559-020 Bearing

21

8

22

26

20

29

18. 02-2977-01 Lip Seal

19. 13-0617-52 O-Ring

20. 13-0617-45 O-Ring

21. 03-1544-08 Soc. Head Screw

22. A32900-020 Breaker
(includes 18 & 19)

23. A38071-021 Auger

24. A33194-020 Evaporator

25. 03-1420-03 Cap Screw

26 A32962-001 Insulation Bot. (half)

A32962-002 Insulation half
27 02-3837-01 Drip Pan
28 13-0704-00 Drip Pan Gasket
29 13-0868-01 Water Shed

30. 13-0929-02 Insulation donut*

* Insulation changed Oct. 2000. Items 1, 4 and 6
no longer used. Item 30 added. Item 5 changed.

26

27

28

November 2003

Page 8

NME654 & FME804 SERVICE PARTS

Control Box

8

1

2

3

5, 6

ITEM PART
NUMBER NUMBER DESCRIPTION

1* 18-1901-03 Start Capacitor 115 v

18-1901-43 Start Capacitor 230v/50 Hz

2. A35971-001 Start Capacitor Bracket

3.* 12-2469-03 Contactor 115v/60 Hz
12-2469-02 Contactor 230v/50 Hz

4 12-2835-21 Circuit Board

5. 12-0426-02 60 Hz Mode Switch

6 12-2637-01 50 Hz Mode switch

* Match part voltage to machine voltage.

7

4

ITEM PART
NUMBER NUMBER DESCRIPTION

7* 18-1903-50 Potential relay 115 volt

18-1903-56 Potential relay 230v/50 Hz

8* 18-1902-45 Run capacitor, 115v/60 Hz

18-1902-30 Run capacitor, 230v/50 Hz

September 2003

Page 9

17-2703-01

NME654 & FME804 SERVICE PARTS

Component Layout Diagram

BU

V

BU

MODE
SWITCH

RUN
CAP

1

25

GN

BU

BU

CONTROL BOX

POTENTIAL
RELAY

BU

3

2 1

5

6

START
CAP

BK

R

Y

CONTACTOR

Y

V

4

123

456

789

CIRCUIT BOARD

R

L2 L1

T2

BU

T1

BK

BK

LOW PRESS

CONTROL

BK

R

BK

R

W

BK

BK

BK

BU

HIGH PRESS

CONTROL

JUNCTION BOX

COND
FAN

(AIR COOLED

ONLY)

BIN FULL
EMITTER
(LED)

CONDUCTIVITY
PROBE

BIN FULL
DETECTOR
(PHOTO TRANS)

EARTH GROUND

SEE NAMEPLATE
FOR SUPPLY VOLTAGE
AND MAX FUSE SIZE

USE COPPER CONDUCTORS ONLY

THIS UNIT MUST BE GROUNDED

R

4

START

S- A1

OL

1

RUN

2

AUGER DRIVE
MOTOR

ALL CONTROLS SHOWN
IN ICE MAKING MODE

BK

R

Y

NC
CENTRIFUGAL
SWITCH

R

C

S

COMPRESSOR

January 2000

Page 10

NME654 & FME804 SERVICE PARTS

Schematic Diagram

POWER SUPPLY

L2 L1

CONDUCTIVITY PROBE

PRINTED
CIRCUIT
ASSEMBLY

PHOTO TRANSISTOR

MODE
SWITCH

1R
LED

HPCLPC

T2

2

MOT

1

AUGER DRIVE

C0I L

CONTACTOR

START
CAP

COM

AUGER DRIVE RELAY

COMPRESSOR

R

C

MOT

S

21

N.O.

COM

N.O.

COMPRELAY

T1

MOT

FAN

(AIR COOLED ONLY)

RUN
CAP

POT
RELAY

C0IL

52

POT REL AY

January 2000

Page 11

NME654 & FME804 SERVICE PARTS

NME654 or FME804 -6

L1

HPC

LPC

SWITCH

N.O.

COM

AUGER DRIVE RELAY

1

MOT

2

AUGER DRIVE

C

BK

1R

CONDUCTIVITY PROBE

POWER SUPPLY

L2

LED

PRINTED

CIRCUIT

ASSEMBLY

PHOTO TRANSISTOR

MODE

T1

5

N.O.

COM

COMP RELAY

FAN

(AIR COOLED ONLY)

MOT

C

S

MOT

R

COMPRESSOR

C0IL

CONTACTOR

T2

S

COMPRESSOR

R

R

NC

Y

2

1

CAP

START

CENTRIFUGAL

SWITCH

C0IL

2

POTRELAY

RELAY

POT

CAP

RUN

USE COPPER CONDUCTORS ONLY

THIS UNIT MUST BE GROUNDED

17-2702-01

BU

BU

S-A1

OL

START

EARTH GROUND

SEE NAMEPLATE

FOR SUPPLY VOLTAGE

AND MAX FUSE SIZE

CONTROL

HIGHPRESS

CONTROL

LOWPRESS

BU

R

BK

R

POTENTIAL

RELAY

1

V

CAP

START

CAP

RUN

JUNCTIONBOX

BRN

BRN

L1

T1

L2

T2

Y

CONTACTOR

5

2

Y

BU

BU

4

R

FAN

COND

BK

V

AIR

1

2

3

COOLED

ONLY

BK

4

5

6

GN

1

BK

RUN

BIN FULL

EMITTER

R

BK

AUGER DRIVE

MOTOR

2

CONDUCTIVITY

(LED)

BK

4

1

5

2

6

3

BU

ALL CONTROLS SHOWN

PROBE

7

8

9

BU

IN ICE MAKING MODE

BIN FULL

DETECTOR

R

MODE

PHOTO TRANS

BK

CIRCUIT BOARD

CONTROL BOX

SWITCH

January 2000

Page 12