MDT3 and MDT4 Service Parts
This parts lists contains part numbers for the
service parts available for the MDT3 and MDT4.
They have been manufactured in both 60 Hz and
50 Hz models.
The 60 Hz models are:
MDT3F12-1A
·
MDT4F12-1A
·
The 50 Hz models are:
MDT3F12-6A
·
MDT4F12-6A
·
Always check the model number of the ice
machine being serviced to be certain that the
parts ordered will be correct.
Table of Contents
Cabinet...............................................................................................................................Page 2
Condensing Components ..................................................................................................Page 3
Evaporator, Auger, Bearings & Water Seal ......................................................................Page 4
Water And Drain System...................................................................................................Page 5
Bin Cover, Dispenser Motor, Electric Eyes .......................................................................Page 6
Gear Reducer and Motor...................................................................................................Page 7
Control Box........................................................................................................................Page 8
Wiring Diagrams ................................................................................................................Page 9
May 2001
Page 1
MDT3 and MDT4 Service Parts
Cabinet
3
27
25
31
23
15
Item Part
Number Number Description
1 A37767-001 Cabinet top, S.S.
2 A37783-001 Right side panel, SS
3 03-1638-03 Screw
4 03-1419-17 Screw
5 15-0809-01 Emblem, Scotsman
6 15-0803-01 Emblem, Touch-Free
7 12-1377-00 Switch
8 03-1403-15 Screw
9 03-1406-04 Nut
10 02-3944-01 Spout
11 03-1407-03 Washer
12 03-1403-19 Screw
13 02-3302-02 Grill
14 03-1418-30 Machine screw
15 13-0674-07 Tube, order 3 units.
16 02-3402-02 Sink - grey
17 A35875-015 Bracket
18 02-2814-10 Hose clamp
19 12-2551-20 Touch free sensor
20 17-2830-01 Decal
9
11
18
Item Part
Number Number Description
March 2003
Page 2
28
19
3
14
1
4
26
20
13
16
17
3
10
11
12
8
2
3
24
5
21
6
7
30
29
22
21 12-2391-01 Lock, Gov’t units only
22 12-2501-01 Touch Free disable switch
23 03-3804-01 Screw recepticale
24 A37766-021 Front panel, SS
A37766-002 Front panel, Gov’t units
25 A37784-001 Left side panel, SS
26 02-3878-01 Splash panel - grey
27 A37875-001 Back panel
28 A37873-001 Support bracket
29 02-3944-01 Clear spout, replaced item
10 in May 2002
30 A36547-001 Mounting plate for spout
31 13-0566-01 Bottom gasket - complete
MDT3 and MDT4 Service Parts
Condensing Components
MDT4F12
Item Part
Number Number Description
1 18-8741-21 60 Hz compressor
18-8741-26 50 Hz compressor
2 18-8741-27 Overload for 60 Hz
18-8741-22 Overload for 50 Hz
18-8741-28 60 Hz relay
18-8741-23 50 hz relay
3 18-8741-29 Start capacitor for 60 Hz
18-8741-24 Start capacitor for 50 Hz
4 18-8849-01 60 Hz fan motor
18-7200-03 50 Hz fan motor
5 18-8858-01 Fan blade for 60 Hz
18-8743-01 Fan blade for 50 hz
6 A37839-001 Fan shroud for 60 Hz
A36094-001 Fan shroud for 50 Hz
7 03-1405-40 Screw
7a 03-1407-02 Washer
7b 18-4700-28 Grommet
8 18-0108-41 Sleeve
9 16-0832-21 Access valve
9a 16-0832-03 Core cap
9b 16-0832-02 Stem cap
10 18-0422-00 Fan motor bracket
11 18-8846-01 Condenser
12 02-3319-01 Drier
7a
7b
8
MDT3F12
Item Part
Number Number Description
1 18-8853-21 60 Hz compressor
18-8853-26 50 Hz compressor
2 18-8853-27 Overload for 60 Hz
18-8853-22 Overload for 50 Hz
18-8853-28 60 Hz relay
18-8853-23 50 hz relay
3 not used
4 12-1681-23 60 Hz fan motor
12-1681-04 50 Hz fan motor
5 18-8851-01 Fan blade
6 A37813-001 Fan shroud
9a
9
7
1
9b
2
11
3
12
4
5
10
6
December 2005
Page 3
MDT3 and MDT4 Service Parts
Evaporator, Auger, Bearings & Water Seal
1
20
18
19
11
2
5
6
8
9
3
4
7
16
12
17
13
14
15
10
Item Part
Number Number Description
1 03-1558-03 Retainer Ring
2 A08162-000 Cap hook
3 A07701-000 Cap
4 03-0758-00 Screw
5 A07699-000 Washer
6 02-1412-20 Top bearing set
7 13-0617-16 “O” ring
8 A14678-020 Breaker with bearing
9 02-4023-01 Auger
10 02-1300-01 Water seal
11 02-0417-20 Bottom bearing
12 A29915-002 Coupling
13 03-1505-00 Gasket
14 03-1410-04 Washer
15 03-1420-01 Cap screw
16 08-0595-01 Adapter
17 13-0941-01 Rubber drip shield
18 A36081-020 Evaporator
19 03-1417-07 Washer
20 03-1403-46 Screw
December 2005
Page 4
MDT3 and MDT4 Service Parts
Water And Drain System
Item Part
Number Number Description
1 A37893-001 Vane Assembly
2 A38272-001 Bin Bottom Assy
3 02-3033-01 Hub Assembly
4 03-1409-22 Fiber Washer
5 A36118-020 Storage Bin
6 13-0895-01 Inlet water line
requires 26"
7 03-1394-00 Pal Nut
21a
8 12-1434-04 Water valve
(60 Hz)
12-1434-05 Water valve
(50 Hz)
9 16-0869-01 Barbed adapter
10 02-4200-01 Preformed tube
11 A33101-022 Water sensor
12 02-3402-02 Sink
13 02-3302-02 Grill for sink
14 13-0674-07 Tube, requires 12"
15 02-2814-10 Clamps
16 13-0647-09 Tube, overflow to
drain, requires 12"
16a Bin drain, 11”
16b Drain, 9”
17 02-2814-08 Clamp
18 02-2814-07 Clamp
19 02-3371-20 Reservoir Assy
20 A36402-001 Reservoir Bracket
21 02-3371-21 Float and arm
21a 02-3266-03 Plunger/seat
22 03-1407-05 Plain Washer
23 03-1645-01 Hex Cap Screw
24 13-0674-06 Tube (to evap.)
25 A21433-000 Inlet fitting
26 16-0870-01 NPT to compr. fitting
27 16-0871-01 Brass insert
16b
20
24
14
18
17
16
19
15
1
2
11
23
4
22
7
5
6
27
26
25
8
9
10
3
15
16a
December 2005
Page 5
12
13
MDT3 and MDT4 Service Parts
Bin Cover, Dispenser Motor, Electric Eyes
Item Part
Number Number Description
1 03-1403-15 Screw
2 03-1531-01 Screw
3 A35474-001 Motor Mtg. Bracket
4 02-3238-01 Bushing
5 03-0727-10 Thumbscrew
6 13-0866-01 Grommet
7 A37710-021 Electric eye set
8 02-3237-01 Bin top
9 02-3239-01 Nut
10 02-3241-01 Shaft
11 12-1610-01 Motor & gears 60 Hz
12-1610-06 Motor & gears 50 Hz
12 02-1801-02 Strap
A35483-021 Complete assembly 60 Hz (except items 5 and 7)
A35483-026 Complete assembly 50 Hz (except items 5 and 7)
1
2
12
11
7
6
3
4
5
6
8
May 2001
Page 6
7
9
10
MDT3 and MDT4 Service Parts
Gear Reducer and Motor
Item Part
Number Number Description
1 A27494-001 Centrifugal switch kit
2 12-2059-01 Switch
3 no number Motor bolt
4 03-1403-77 Screw
5 A30579-001 Shaft & actuator
6 03-1408-36 Washer
7 A38487-001 Motor housing kit
8 A28168-001 Cooling fan
9 A37707-021 Motor kit*, 115/60/1
A38501-001 Motor kit*, 230/50/1
10 no number part of item 9
11 03-1408-08 Washer
12 02-1501-00 Bearing
13 02-1504-00 Grease seal (input)
14 02-1503-00 Grease seal (output)
15 A28165-021 Gear case cover
16 03-1408-21 Washer
17 03-1408-04 Washer
18 02-2445-01 Output shaft
19 03-1515-03 Retaining ring
20 03-1602-01 Woodruff key
* Motor kit includes items 3, 7, 8, 9, 10,
11, 12
3
Vent hole eliminated from
casting in 2006
21 02-2444-01 Output gear
22 02-1505-00 O ring
23 A28166-001 Gear case bottom
24 03-1408-39 Washer
25 03-1408-40 Washer shim
26 02-2439-01 2nd gear
27 02-2438-01 1st gear (fiber)
28 03-1408-38 Washer
29 03-1408-41 Washer
30 03-0774-11 Roll pin
31 A31977-021 60 Hz Gear Reducer & Motor
A36549-006 50 Hz gear reducer & motor
32 A32379-027 Gear oil (1 pint)
December 2005
Page 7
MDT3 and MDT4 Service Parts
Control Box
1
2
3
Item Part
Number Number Description
1 12-1213-10 Snap bushing
2 12-2499-01 Stand off
3 12-2843-21 Circuit board for 115/60/1
12-2843-26 Circuit board for 220/50/1
May 2001
Page 8
MDT3 and MDT4 Service Parts
MTD4 60 Hz Wiring Diagram
May 2001
Page 9
MDT3 and MDT4 Service Parts
MDT3 Wiring Diagram
May 2001
Page 10
MDT3 and MDT4 Service Parts
Schematic Diagram
Controls shown in the ice making mode with all dispensing systems in operation.
May 2001
Page 11
MDT3 and MDT4 Service Parts
Wiring Diagram
MDT4 50 Hz
May 2001
Page 12
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