Scotsman MXG 328 User manual

Page 1
Page 1
Scotsman Ice Srl
Via Lainate, 31 - 20010 Pogliano M.se - Milano - Italy
Tel. [phone] (Aut. Sel.)- Telefax [phone]
Direct Line to Service & Parts:
Phone [phone] - Fax [phone]
Website: www.scotsman-ice.it
E-Mail: [email protected]
ISO 9001 - Cert. n. 0080
MXG 328
MXG 428
MXG 438
MXG 638
MXG 938
Electronic
modular cubers
REV. 06/2017
SERVICE MANUAL

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Page 2
TABLE OF
CONTENTS Table of contents
Specifications MXG 328
Specifications MXG 428
Specifications MXG 438
Specifications MXG 638
Specifications MXG 938
GENERAL INFORMATION AND INSTALLATION
Introduction
Unpacking and Inspection - Ice maker
Unpacking and Inspection - Storage bin
Location and levelling
Electrical connections
Water supply and drain connections
Final check list
Installation practice
OPERATING INSTRUCTIONS
Start up
Operatiobnal checks
OPERATING PRINCIPLES (How it works)
Freezing cycle
Harvest cycle
Control sequence
Component description
ADJUSTMENT, REMOVAL AND REPLACEMENT PROCEDURES
Adjustment of the cube size
Wiring diagram
Service diagnosis
MAINTENANCE AND CLEANING INSTRUCTIONS
General
Icemaker
Cleaning instructions of water system
2
3
5
7
9
11
21
23
24
25
30
31÷34
35
37
37
38
16
17
13
13
13
13
14
14
15
15

Page 3
Page 3
ice making capacity
SPECIFICATIONS
ELECTRONIC CUBER MODEL MXG 328
NOTE.Thedailyice-makingcapacityisdirectlyrelatedtothecondenserairinlettemperature,water
temperature and age of the machine.
TokeepyourSCOTSMAN MODULAR CUBER atpeakperformancelevels,periodicmaintenance
checks must be carried out as indicated on maintenance section of this manual.
Production charts shown are indicating the production of "M" (medium) and "L" (large) models. For
"S" (small) models ice production is approx. 10% lower.
WATER COOLED MODELS
32
38
10
21
151
149
147
145
143
141
139
137
135
133
131
129
127
125
123
121
119
117
115
113
111
109
107
105
103
101
99
97
95
93
91
89
87
85
83
Kg.
10 °C
27 21 15
AIR COOLED MODELS
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32
38
10
21
150
148
146
144
142
140
138
136
134
132
130
128
126
124
122
120
118
116
114
Kg.
10 °C
27 21 15
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32
I mportant operating requirements:
MIN.
Air temperature 10°C (50°F)
Water temperature 5°C (40°C)
Water pressure 1 bar (14 psi)
Electr. voltage variations
from voltage rating
specified on nameplate -10%
MAX.
40°C (100°F)
35°C (90°F)
5 bars (70 psi)
+10%

Page 4
Page 4
Basic electr. Amps Watts N. of wires Amps. fuse
220230/50/1/50/1 5.5 31 1200 23.3 3 x 1.5 mm216 3 x
-230/50/1 7 3 x
SPECIFICATIONS
MXG 328 - MACHINE SPECIFICATIONS
DIMENSIONS:
HEIGHT 720 mm.
WIDTH 568 mm.
DEPTH 703.5 mm.
WEIGHT 66 Kgs.
Starts Electric power cons.
amps. Kwh x 24 HR
Cubes per harvest: 72 Large - 106 Medium - 198 Small
* At 15°C (60°F) water temperature
MXG 328 AS 6 Air Stainless steel 320
MXG 328 WS 6 Water Stainless steel 1250*
Model Cond. unit Finish Water req. - lt/24 HR

Page 5
Page 5
ice making capacity
SPECIFICATIONS
ELECTRONIC CUBER MODEL MXG 428
NOTE.Thedailyice-makingcapacityisdirectlyrelatedtothecondenserairinlettemperature,water
temperature and age of the machine.
TokeepyourSCOTSMAN MODULAR CUBER atpeakperformancelevels,periodicmaintenance
checks must be carried out as indicated on maintenance section of this manual.
Production charts shown are indicating the production of "M" (medium) and "L" (large) models. For
"S" (small) models ice production is approx. 10% lower.
I mportant operating requirements:
MIN.
Air temperature 10°C (50°F)
Water temperature 5°C (40°C)
Water pressure 1 bar (14 psi)
Electr. voltage variations
from voltage rating
specified on nameplate -10%
MAX.
40°C (100°F)
35°C (90°F)
5 bars (70 psi)
+10%
32
38
10
21
190
188
186
184
182
180
178
176
174
172
170
168
166
164
162
160
158
156
154
152
150
148
146
144
142
140
138
136
134
132
130
128
126
124
122
120
118
116
114
112
110
108
106
104
102
100
98
96
Kg.
10 °C
27 21 15
AIR COOLED MODELS
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32
32
38
10
21
196
194
192
190
188
186
184
182
180
178
176
174
172
170
168
166
164
162
160
158
156
154
152
150
148
146
144
Kg.
10 °C
27 21 15
WATER COOLED MODELS
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32

Page 6
Page 6
220-230/50/1 7 1850 36.7 3 x
Basic electr. Amps Watts N. of wires Amps. fuse
230/50/1N9.9 31 3 x 1.5 m/m216
400/50/3N5 x 1.5 m/m2
MXG 428 AS 6 Air Stainless steel
MXG 428 WS 6 Water Stainless steel
Model Cond. unit Finish Water req. - lt/24 HR
SPECIFICATIONS
370
MXG 428 - MACHINE SPECIFICATIONS
DIMENSIONS:
HEIGHT 720 mm.
WIDTH 568 mm.
DEPTH 703.5 mm.
WEIGHT 66 Kgs.
Starts Electric power cons.
amps. Kwh x 24 HR
Cubes per harvest: 72 Large - 106 Medium - 198 Small
* At 15°C (60°F) water temperature

Page 7
Page 7
ice making capacity
SPECIFICATIONS
ELECTRONIC CUBER MODEL MXG 438
NOTE.Thedailyice-makingcapacityisdirectlyrelatedtothecondenserairinlettemperature,water
temperature and age of the machine.
TokeepyourSCOTSMAN MODULAR CUBER atpeakperformancelevels,periodicmaintenance
checks must be carried out as indicated on maintenance section of this manual.
Production charts shown are indicating the production of "M" (medium) and "L" (large) models. For
"S" (small) models ice production is approx. 10% lower.
I mportant operating requirements:
MIN.
Air temperature 10°C (50°F)
Water temperature 5°C (40°C)
Water pressure 1 bar (14 psi)
Electr. voltage variations
from voltage rating
specified on nameplate -10%
MAX.
40°C (100°F)
35°C (90°F)
5 bars (70 psi)
+10%
32
38
10
21
190
188
186
184
182
180
178
176
174
172
170
168
166
164
162
160
158
156
154
152
150
148
146
144
142
140
138
136
134
132
130
128
126
124
122
120
118
116
114
112
110
108
106
104
102
100
98
96
Kg.
10 °C
27 21 15
AIR COOLED MODELS
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32
32
38
10
21
196
194
192
190
188
186
184
182
180
178
176
174
172
170
168
166
164
162
160
158
156
154
152
150
148
146
144
Kg.
10 °C
27 21 15
WATER COOLED MODELS
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32

Page 8
Page 8
220-230/50/1 7 1850 36.7 3 x
Basic electr. Amps Watts N. of wires Amps. fuse
230/50/1N9.9 31 3 x 1.5 m/m216
400/50/3N5 x 1.5 m/m2
SPECIFICATIONS
MXG 438 - MACHINE SPECIFICATIONS
DIMENSIONS:
HEIGHT 720 mm.
WIDTH 773 mm.
DEPTH 704.5 mm.
WEIGHT 73 Kgs.
Starts Electric power cons.
amps. Kwh x 24 HR
Cubes per harvest: 72 Large - 106 Medium - 198 Small
* At 15°C (60°F) water temperature
MXG 438 AS 6 Air Stainless steel
MXG 438 WS 6 Water Stainless steel
Model Cond. unit Finish Water req. - lt/24 HR
370

Page 9
Page 9
ice making capacity
SPECIFICATIONS
ELECTRONIC CUBER MODEL MXG 638
I mportant operating requirements:
MIN.
Air temperature 10°C (50°F)
Water temperature 5°C (40°C)
Water pressure 1 bar (14 psi)
Electr. voltage variations
from voltage rating
specified on nameplate -10%
MAX.
40°C (100°F)
35°C (90°F)
5 bars (70 psi)
+10%
NOTE.Thedailyice-makingcapacityisdirectlyrelatedtothecondenserairinlettemperature,water
temperature and age of the machine.
TokeepyourSCOTSMAN MODULAR CUBER at peak performance levels, periodic maintenance
checks must be carried out as indicated on maintenance section of this manual.
Production charts shown are indicating the production of "M" (medium) and "L" (large) models. For
"S" (small) models ice production is approx. 10% lower.
WATER COOLED MODELS
32
38
10
21
330
325
320
315
310
305
300
295
290
285
280
275
270
265
260
255
250
245
240
235
230
225
220
215
210
205
200
195
190
185
180
175
Kg.
10 °C
27 21 15
AIR COOLED MODELS
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32
32
38
10
21
340
335
330
325
320
315
310
305
300
295
290
285
280
275
270
265
260
255
Kg.
10 °C
27 21 15
WATER TEMPERATURE
AMBIENT TEMPERATURE
ICE PRODUCED PER 24 HRS.
32

Page 10
Page 10
Basic electr. Amps Watts N. of wires Amps. fuse
230/50/1N14.1 66 02500 3 x 1.5 m/m220
400/50/3N5.3 26.5 2800 5 x 1.5 m/m2
SPECIFICATIONS
MXG 638 - MACHINE SPECIFICATIONS
DIMENSIONS:
HEIGHT 1128 mm.
WIDTH 773 mm.
DEPTH 700 mm.
WEIGHT 116 Kgs.
Starts Electric power cons.
amps. Kwh x 24 HR
Cubes per harvest: 144 Large - 212 Medium - 396 Small
* At 15°C (60°F) water temperature
52
MXG 638 AS 6 Air Stainless steel 550
MXG 638 WS 6 Water Stainless steel 3400
Model Cond. unit Finish Water req. - lt/24 HR