Manitowoc QM20 Series Manuals

Manuals and User Guides for Manitowoc QM20 Series. We have 5 Manitowoc QM20 Series manuals available for free PDF download: Technician's Handbook, Installation, Use And Care, And Service Manual

Manitowoc QM20 Series Technician's Handbook (236 pages)

Brand: Manitowoc | Category: Ice Maker | Size: 8.67 MB

Safety Notices
3
Table of Contents
5
General Information

11
- Model Numbers
  
  11
- How to Read a Model Number
  
  12
- Accessories
  
  12
  - Bin Caster
    12
  - Manitowoc Cleaner and Sanitizer
    12
- Model/Serial Number Location
  
  14
  - Q130/Q170/Q210/Q270
    14
  - Qm20/Qm30
    15
  - Qm45
    15
- Ice Machine Warranty Information
  
  17
  - Owner Warranty Registration Card
    17
  - Commercial Warranty Coverage
    17
  - Residential Warranty Coverage
    20
  - Installation
    23
- Location of Ice Machine
  
  23
Maintenance

24
- Sm50
  
  24
- Ice Machine Clearance Requirements
  
  24
- Ice Machine Heat of Rejection
  
  24
  - Leveling the Ice Machine
    25
Component Identification

25
- Qm45/Q130/Q170/Q210/Q270
  
  25
- Sm50/Qm20/Qm30
  26
- Electrical Requirements
  27
- Voltage
  27
- Electrical Specifications
  28
- Water Service/Drains
  31
- Water Supply
  31
- Water Inlet Lines
  31
- Drain Connections
  31
- Cooling Tower Applications
  32
- Component Identification
  37
- Qm45/Q130/Q170/Q210/Q270
  37
- Q270 Ice Machines
  38
- Qm20/Qm30
  39
- Sm50
  41
- Maintenance
  43
- Ice Machine Inspection
  43
- Exterior Cleaning
  43
Cleaning the Condenser

43
- Air-Cooled Condenser
  44
- Water-Cooled Condenser and Water Regulating Valve
  44
Qm45/Q130/Q170/Q210/Q270

45
- Interior Cleaning and Sanitizing
  45
Qm20/Qm30

60
- Cleaning and Sanitizing Procedure
  60
Sm50

67
Removal from Service/Winterization

77
- General
  77
- Air-Cooled Ice Machines
  77
- Water-Cooled Ice Machines
  78
Operational Checks

79
- Operation
  79
- Qm45/Q130/Q170/Q210/Q270
  79
- Initial Start-Up or Start-Up after Automatic Shut-Off
  79
- Freeze Sequence
  79
- Harvest Sequence
  80
- Automatic Shut-Off
  80
- Energized Parts Chart
  81
- Qm20/Qm30
  83
- Initial Start-Up or Start-Up after Automatic Shut-Off
  83
- Freeze Sequence
  83
- Harvest Sequence
  84
- Automatic Shut-Off
  84
- Energized Parts Chart
  85
- Sm50
  86
- Initial Start-Up or Start-Up after
  86
- Automatic Shut-Off
  86
- Energized Parts Chart
  88
- Operational Checks
  89
- Qm45/Q130/Q170/Q210/Q270
  89
- Qm20/Qm30
  92
- Sm50
  95
Troubleshooting

99
- Qm45/Q130/Q170/Q210/Q270
  
  99
  - Diagnosing an Ice Machine that will Not Run
    99
  - Diagnosing Ice Thickness Control Circuitry
    100
  - Ice Production Check
    103
  - Installation and Visual Inspection Checklist
    104
  - Water System Checklist
    105
  - Ice Formation Pattern
    106
  - Safety Limit Feature
    108
  - Analyzing Discharge Pressure
    115
  - Analyzing Suction Pressure
    117
  - Hot Gas Valve
    121
  - Comparing Evaporator Inlet/Outlet Temperatures
    125
  - Discharge Line Temperature Analysis
    126
  - Refrigeration Component Diagnostic
    128
  - Chart
    128
  - Final Analysis
    130
  - Refrigeration Component Diagnostic Chart
    131
  - Qm20/Qm30
    134
  - Diagnosing an Ice Machine that will Not Run
    134
  - Refrigeration Diagnostics
    135
  - Ice Formation Pattern
    137
  - Qm45
    139
  - Electrical
    139
  - Refrigeration Diagnostics
    140
  - Flooding Expansion Valve
    143
  - Starving Expansion Valve/Low Refrigerant Charge
    143
  - Overcharged System
    143
  - Sm50
    144
  - Diagnosing an Ice Machine that will Not Run
    144
  - Ice Machine will Not Harvest
    145
  - Ice Quality Is Poor - Cubes Are Shallow, Incomplete or White
    146
  - Freeze Cycle Is Long, Low Ice Production
    147
  - Ice Machine Runs and no Ice Is Produced
    148
  - Analyzing Discharge Pressure
    149
  - Discharge Pressure High Checklist
    150
  - Freeze Cycle Discharge Pressure Low Checklist
    150
  - Analyzing Suction Pressure
    151
  - Hot Gas Valve
    154
- Sm50
  
  134
Component Check Procedures

159
Main Fuse

159
- Function
  159
- Specifications
  159
- Check Procedure
  159
Bin Switch

160
- Qm45/Q130/Q170/Q210/Q270
  160
Bin Thermostat

164
- Qm20/Qm30
  164
- Sm50
  166
- Liquid Line Thermistor
  169
- Qm20/Qm30/Sm50
  169
- Diagnosing Start Components
  171
- Capacitor
  171
- Relay
  171
- ON/OFF/WASH Toggle Switch
  172
- Function
  172
- Specifications
  172
- Check Procedure
  172
Fan Cycle Control

173
- Qm45/Q130/Q170/Q210/Q270
  173
- Qm20/Qm30
  173
- Ice Thickness Probe
  174
- Qm45/Q130/Q170/Q210/Q270
  174
- Ice Thickness Check
  175
- Compressor Electrical Diagnostics
  176
- Check Resistance (Ohm) Values
  176
- Single Phase Compressors
  176
- Check Motor Windings to Ground
  176
- Compressor Drawing Locked Rotor
  177
- Compressor Drawing High Amps
  177
- Fan Cycle Control
  178
- Qm45/Q130/Q170/Q210/Q270
  178
- High Pressure Cutout (HPCO) Control
  
  179
  - Qm45/Q130/Q170/Q210/Q270
    179
- Filter-Driers
  
  180
  - Liquid Line Filter Drier
    180
- Refrigerant Recovery/Evacuation
  
  181
  - Definitions
    181
  - Refrigerant Re-Use Policy
    182
  - Recovery and Recharging
    184
- System Contamination Cleanup
  
  190
- Q270 Condenser Fan Motor Replacement
  
  196
  - Brazing Procedures for Danfoss Solenoid Valves
    197
- Filter-Driers
  
  199
- Fan Control Cycle
  
  199
- ON/OFF/WASH Toggle Switch
  
  199
  - Component Specifications
    199
  - Main Fuse
    199
  - Bin Switch
    199
    
    Qm45/Q130/Q170/Q210/Q270
    199
- Bin Thermostat
  
  199
  - Qm20/Qm30/Sm50
    199
  - ON/OFF/WASH Toggle Switch
    199
  - Fan Control Cycle
    199
  - High Pressure Cutout (HPCO) Control
    200
  - Filter-Driers
    200
  - Liquid Line Thermistor
    200
  - Qm20/Qm30/Sm50
    200
  - Total System Refrigerant Charge
    201
Cycle Times, 24 Hr. Ice Production and Refrigerant Pressure Charts

203
- QM20 Self-Contained Air-Cooled
  204
- QM30 Self-Contained Air-Cooled
  205
- QM45 Self-Contained Air-Cooled
  206
- QM45 Operating Temperatures
  207
- SM50 Self-Contained Air-Cooled
  208
- Q130 Self-Contained Air-Cooled
  209
- (Before Serial Number 310047287)
  209
- Operating Pressures
  209
- Q130 Self-Contained Air-Cooled
  210
- (After Serial Number 310047287)
  210
- Q130 Self-Contained Water-Cooled
  211
- Q170 Self-Contained Air-Cooled
  212
- Q210 Self-Contained Air-Cooled
  213
- Q210 Self-Contained Water-Cooled
  214
- Q270 Self-Contained Air-Cooled
  215
- Q270 Self-Contained Water-Cooled
  216
- Wiring Diagrams
  217
- Qm20
  218
- Qm30
  219
- Qm30
  220
- Qm45
  221
- Sm50
  222
- Q130/Q210
  223
- Q130/Q170/Q210
  224
- Q270
  225
- Q270
  226
- Electronic Control Boards
  227
- Tubing Schematics
  230

Manitowoc QM20 Series Technician's Handbook (236 pages)

Undercounter Ice Machines

Brand: Manitowoc | Category: Ice Maker | Size: 5.55 MB

Table of Contents
5
General Information
11
Model Numbers
11
How to Read a Model Number
12
Accessories
12
Bin Caster
12
Manitowoc Cleaner and Sanitizer
12
Model/Serial Number Location
14
Q130/Q170/Q210/Q270
14
Qm20/Qm30
15
Qm45
15
Ice Machine Warranty Information
17
Owner Warranty Registration Card
17
Commercial Warranty Coverage
17
Residential Warranty Coverage
20
Installation
23
Location of Ice Machine
23
Ice Machine Clearance Requirements
24
Ice Machine Heat of Rejection
24
Leveling the Ice Machine
25
Qm45/Q130/Q170/Q210/Q270
25
Sm50/Qm20/Qm30
26
Electrical Requirements
27
Voltage
27
Electrical Specifications
28
Water Service/Drains
31
Water Supply
31
Water Inlet Lines
31
Drain Connections
31
Cooling Tower Applications
32
Component Identification
37
Qm45/Q130/Q170/Q210/Q270
37
Qm20/Qm30
39
Sm50
41
Ice Machine Inspection
43
Exterior Cleaning
43
Cleaning the Condenser
43
Air-Cooled Condenser
44
Water-Cooled Condenser and Water Regulating Valve
44
Qm45/Q130/Q170/Q210/Q270
45
Interior Cleaning and Sanitizing
45
Qm20/Qm30
60
Cleaning and Sanitizing Procedure
60
Sm50
67
Cleaning Procedure
67
Sanitizing Procedure
68
Removal of Parts for Cleaning and Sanitizing
69
Removal from Service/Winterization
77
General
77
Self-Contained Air-Cooled Ice Machines
77
Water-Cooled Ice Machines
78
Operation
79
Qm45/Q130/Q170/Q210/Q270
79
Initial Start-Up or Start-Up after Automatic Shut-Off
79
Freeze Sequence
79
Harvest Sequence
80
Automatic Shut-Off
80
Energized Parts Chart
81
Qm20/Qm30
83
Initial Start-Up or Start-Up after Automatic Shut-Off
83
Freeze Sequence
83
Harvest Sequence
84
Automatic Shut-Off
84
Energized Parts Chart
85
Sm50
86
Initial Start-Up or Start-Up after Automatic Shut-Off
86
Energized Parts Chart
88
Operational Checks
89
Qm45/Q130/Q170/Q210/Q270
89
Qm20/Qm30
92
Sm50
95
Delay Start
96
Repeat Delay Period Every 24 Hours
96
Troubleshooting
99
Qm45/Q130/Q170/Q210/Q270
99
Diagnosing an Ice Machine
99
That will Not Run
99
Diagnosing Ice Thickness Control Circuitry
100
Ice Production Check
103
Installation and Visual Inspection Checklist
104
Water System Checklist
105
Ice Formation Pattern
106
Safety Limit Feature
108
Analyzing Discharge Pressure
115
Analyzing Suction Pressure
117
Hot Gas Valve
121
Comparing Evaporator Inlet/Outlet Temperatures
125
Discharge Line Temperature Analysis
126
Refrigeration Component Diagnostic Chart
128
Final Analysis
130
Refrigeration Component Diagnostic Chart
131
Qm20/Qm30
134
Diagnosing an Ice Machine that will Not Run
134
Refrigeration Diagnostics
135
Ice Formation Pattern
137
Qm45
139
Electrical
139
Refrigeration Diagnostics
140
Flooding Expansion Valve
143
Starving Expansion Valve/Low Refrigerant Charge
143
Overcharged System
143
Sm50
144
Diagnosing an Ice Machine that will Not Run
144
Ice Machine will Not Harvest
145
Ice Quality Is Poor - Cubes Are Shallow, Incomplete or White
146
Freeze Cycle Is Long, Low Ice Production
147
Ice Machine Runs and no Ice Is Produced
148
Analyzing Discharge Pressure
149
Discharge Pressure High Checklist
150
Freeze Cycle Discharge Pressure Low Checklist
150
Analyzing Suction Pressure
151
Hot Gas Valve
154
Component Check Procedures
159
Main Fuse
159
Function
159
Specifications
159
Check Procedure
159
Bin Switch
160
Qm45/Q130/Q170/Q210/Q270
160
Bin Thermostat
164
Qm20/Qm30
164
Sm50
166
Liquid Line Thermistor
169
Qm20/Qm30/Sm50
169
Diagnosing Start Components
171
Capacitor
171
Relay
171
ON/OFF/WASH Toggle Switch
172
Function
172
Specifications
172
Check Procedure
172
Qm45/Q130/Q170/Q210/Q270
173
Qm20/Qm30
173
Ice Thickness Probe
174
Qm45/Q130/Q170/Q210/Q270
174
Ice Thickness Check
175
Compressor Electrical Diagnostics
176
Check Resistance (Ohm) Values
176
Single Phase Compressors
176
Check Motor Windings to Ground
176
Compressor Drawing Locked Rotor
177
Compressor Drawing High Amps
177
Fan Cycle Control
178
Qm45/Q130/Q170/Q210/Q270
178
High Pressure Cutout (HPCO) Control
179
Qm45/Q130/Q170/Q210/Q270
179
Filter-Driers
180
Liquid Line Filter Drier
180
Refrigerant Recovery/Evacuation
181
Definitions
181
Refrigerant Re-Use Policy
182
Recovery and Recharging Procedures
184
System Contamination Cleanup
190
General
190
Determining Severity of Contamination
190
Mild System Contamination Cleanup Procedure
192
Severe System Contamination Cleanup Procedure
193
Replacing Pressure Controls Without Removing Refrigerant Charge
194
Q270 Condenser Fan Motor Replacement
196
Brazing Procedures for Danfoss Valves
197
Component Specifications
199
Main Fuse
199
Bin Switch
199
Qm45/Q130/Q170/Q210/Q270
199
Bin Thermostat
199
Qm20/Qm30/Sm50
199
ON/OFF/WASH Toggle Switch
199
Fan Control Cycle
199
High Pressure Cutout (HPCO) Control
200
Filter-Driers
200
Liquid Line Thermistor
200
Qm20/Qm30/Sm50
200
Total System Refrigerant Charge
201
Cycle Times, 24 Hr. Ice Production and Refrigerant Pressure Charts
203
QM20 Self-Contained Air-Cooled
204
QM30 Self-Contained Air-Cooled
205
QM45 Self-Contained Air-Cooled
206
QM45 Operating Temperatures
207
SM50 Self-Contained Air-Cooled
208
Q130 Self-Contained Air-Cooled
209
(Before Serial Number 310047287)
209
Q130 Self-Contained Air-Cooled
210
(After Serial Number 310047287)
210
Q130 Self-Contained Water-Cooled
211
Q170 Self-Contained Air-Cooled
212
Q210 Self-Contained Air-Cooled
213
Q210 Self-Contained Water-Cooled
214
Q270 Self-Contained Air-Cooled
215
Q270 Self-Contained Water-Cooled
216
Wiring Diagrams
217
Qm20
218
Qm30
219
Qm30
220
Qm45
221
Sm50
222
Q130/Q210
223
Q130/Q170/Q210
224
Q270
225
Q270
226
Electronic Control Boards
227
Tubing Schematics
230

Manitowoc QM20 Series Installation, Use And Care, And Service Manual (28 pages)

Manitowoc Ice Installation, Use and Care, and Service Manual Machine QM20

Brand: Manitowoc | Category: Ice Maker | Size: 0.36 MB

Ice Machine
1
Safety Notices
2
Table of Contents
3
Section 1 - General Information

5
Section 2 - Installation Instructions

9
- Dimensions
  9
- Location of Ice Machine
  10
- Leveling the Ice Machine
  10
- Electrical Service
  11
- Water Service/Drains
  13
- Installation Instructions
  14
Section 3 - Ice Machine Operation

15
- Sequence of Operation
  15
- Ice Thickness Adjustment
  16
Section 4 - Maintenance

17
Section 5 - before Calling for Service

25
- Checklist
  25
- Before Calling for Service
  26

Manitowoc QM20 Series Installation, Use And Care, And Service Manual (26 pages)

Ice Machine

Brand: Manitowoc | Category: Ice Maker | Size: 0.79 MB

Ice Machine
1
Safety Notices
2
Table of Contents
3
Section 1 - General Information

5
Section 2 - Installation Instructions

7
- Dimensions
  7
- Location of Ice Machine
  8
- Leveling the Ice Machine
  8
- Electrical Service
  9
- Water Service/Drains
  11
- Installation Instructions
  12
Section 3 - Ice Machine Operation

13
- Sequence of Operation
  13
- Ice Thickness Adjustment
  14
Section 4 - Maintenance

15
Section 5 - before Calling for Service

23
- Checklist
  23
- Before Calling for Service
  24

Manitowoc QM20 Series Technician's Handbook (20 pages)

Undercounter Ice Machines

Brand: Manitowoc | Category: Ice Maker | Size: 0.33 MB

Table of Contents
5
General Information

11
Model Numbers

11
How to Read a Model Number

12
Accessories

12
- Bin Caster
  12
- Manitowoc Cleaner and Sanitizer
  12
Model/Serial Number Location

14
- Q130/Q170/Q210/Q270
  14
- Qm20/Qm30
  15
- Qm45
  15
Ice Machine Warranty Information

17

Manitowoc Categories

Construction Equipment Ice Maker Accessories Dispenser Kitchen Appliances

More Manitowoc Manuals

Manitowoc QM20 Series Manuals

Manitowoc QM20 Series Technician's Handbook (236 pages)

Table of Contents

General Information

Model Numbers

How to Read a Model Number

Accessories

Model/Serial Number Location

Ice Machine Warranty Information

Location of Ice Machine

Maintenance

Sm50

Ice Machine Clearance Requirements

Ice Machine Heat of Rejection

Component Identification

Qm45/Q130/Q170/Q210/Q270

Cleaning the Condenser

Qm45/Q130/Q170/Q210/Q270

Qm20/Qm30

Sm50

Removal from Service/Winterization

Operational Checks

Troubleshooting

Qm45/Q130/Q170/Q210/Q270

Sm50

Component Check Procedures

Main Fuse

Bin Switch

Bin Thermostat

Fan Cycle Control

High Pressure Cutout (HPCO) Control

Filter-Driers

Refrigerant Recovery/Evacuation

System Contamination Cleanup

Q270 Condenser Fan Motor Replacement

Filter-Driers

Fan Control Cycle

ON/OFF/WASH Toggle Switch

Bin Thermostat

Cycle Times, 24 Hr. Ice Production and Refrigerant Pressure Charts

Manitowoc QM20 Series Technician's Handbook (236 pages)

Table of Contents

Manitowoc QM20 Series Installation, Use And Care, And Service Manual (28 pages)

Table of Contents

Section 1 - General Information

Section 2 - Installation Instructions

Section 3 - Ice Machine Operation

Section 4 - Maintenance

Section 5 - before Calling for Service

Manitowoc QM20 Series Installation, Use And Care, And Service Manual (26 pages)

Table of Contents

Section 1 - General Information

Section 2 - Installation Instructions

Section 3 - Ice Machine Operation

Section 4 - Maintenance

Section 5 - before Calling for Service

Manitowoc QM20 Series Technician's Handbook (20 pages)

Table of Contents

General Information

Model Numbers

How to Read a Model Number

Accessories

Model/Serial Number Location

Ice Machine Warranty Information

Related Products

Manitowoc Categories