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Manitowoc NEO UDP0080A
Welbilt Manitowoc NEO UDP0080A User Manual
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110
Part Number STH098 06/19
Refrigeration S
ystem
•
Non-Manitowoc c
omponents
•
Improper r
efriger
ant charg
e
•
Def
ective compr
essor
•
TXV starving or flooding (check bulb mounting)
•
Non-condensible in refrig
era
tion sys
tem
•
Plugged or restrict
ed high side refrig
erant lines or
component
•
Def
ective harvest v
alve
109
111
Table of Contents
Default Chapter
9
Table of Contents
9
General Information
15
Model Numbers
15
How to Read a Model Number
15
Model/Serial Number Location
16
Warranty
17
Warranty Registration
17
Installation
19
Location of Ice Machine
19
Ice Machine Clearance Requirements
20
Ice Machine Heat of Rejection
20
Leveling the Ice Machine
21
Electrical Requirements
22
Electrical Specifications
23
Water Service/Drains
24
Water Supply
24
Maintenance
27
Detailed Descaling and Sanitizing Procedure
27
Udp0140, Udp0240, Udp0310
27
Remedial Cleaning
37
Cleaning the Condenser
39
Removal from Service/Winterization
40
Bin Removal
41
Detailed Descaling and Sanitizing Procedure
42
Udp0080
42
Cleaning the Condenser
53
Removal from Service/Winterization
54
Sequence of Operation UDP0140/UDP0240
55
Udp0310
55
Touch Pad Features
55
Ice Making Sequence of Operation
58
Sequence of Operation
58
Control Board Timers
60
Safety Limits
61
Chart
63
Operational Checks
65
Ice Thickness Check
65
Ice Thickness Adjustment
65
Minimum/Maximum Slab Weight
66
Sequence of Operation UDP0080
67
UDP0080 Energized Parts Chart
69
Operational Checks UDP0080
71
Siphon System
71
Water Level
71
Water Level Check
72
Ice Thickness Check
73
Troubleshooting
75
Troubleshooting UDP0140/UDP0240/UDP0310
75
Problem Checklist
75
Control Board Test Mode
78
Operating Ice Machine with bin and Touch Pad
78
Removed
78
Safety Limit Feature
79
Diagnosing an Ice Machine that will Not Run
86
Ice Machine Does Not Cycle into Harvest When
87
The Harvest Float Is Down/Closed
87
Ice Machine Cycles into Harvest before the Harvest Float Is Down/Closed
89
Ice Production Check
91
Installation/Visual Inspection Checklist
93
Water System Checklist
94
Refrigeration Diagnostics
96
Eliminate All Non Refrigeration Problems before Diagnosing the Refrigeration System
96
Ice Formation Pattern
97
Discharge Line Temperature Analysis
98
Comparing Evaporator Inlet/Outlet
99
Temperatures
99
Refrigeration Diagnostic Procedure
100
Flooding Expansion Valve Symptoms
101
Starving Expansion Valve/Low Refrigerant
101
Charge Symptoms
101
Overcharged System Symptoms
102
Higher than Normal Freeze Cycle Temperatures
102
Harvest Valve
103
Troubleshooting UDP0080
107
Safety Limit Feature
107
Diagnosing an Ice Machine that will Not Run
112
Diagnosing Ice Thickness Control Circuitry
113
Ice Production Check
115
Installation/Visual Inspection Checklist
117
Water System Checklist
118
UDP0080 Refrigeration Diagnostics
119
Eliminate All Non Refrigeration Problems before Diagnosing the Refrigeration System
119
Analyzing Ice Formation Pattern
120
Discharge Line Temperature Analysis
122
Comparing Evaporator Inlet/Outlet
123
Temperatures
123
Refrigeration Diagnostic Procedure
124
Flooding Expansion Valve Symptoms
125
Starving Expansion Valve/Low Refrigerant
125
Charge Symptoms
125
Overcharged System Symptoms
126
Higher than Normal Freeze Cycle Temperatures
126
Harvest Valve
127
Component Check Procedures
131
Main Fuse
131
Bin Switch
132
Udp0080/Udp0140/Udp0240/Udp0310
132
Touch Pad
134
Udp0140/Udp0240/Udp0310
134
Float Switch UDP0140/UDP0240/UDP0310
136
Water Trough Thermistor
138
Udp0140/Udp0240/Udp0310
138
ON/OFF/WASH Toggle Switch
140
Udp0080
140
Fan Cycle Control UDP0080/UDP0140/UDP0240/UDP0310
141
High Pressure Cutout (HPCO) Control UDP0080 /UDP0140/UDP0240/UDP0310
142
Compressor Electrical Diagnostics
143
Filter-Driers
145
Flammable Refrigerant Procedures
146
Servicing Requirements
146
Refrigerant Purging Requirements
147
Refrigerant Purging Procedure
148
Brazing Procedure
148
Pressure Testing
149
Evacuation
149
Refrigerant Charging
150
System Contamination Cleanup
152
Determining Severity of Contamination
152
Mild System Contamination Cleanup Procedure
154
Procedure
155
Total System Refrigerant Charge
156
Cycle Times, 24 Hr. Ice Production and Refrigerant
157
Temperature Charts
157
UDP0080 Self-Contained Air-Cooled
158
UDP0080 Operating Temperatures
159
UDP0140 Self-Contained Air-Cooled
160
UDP0140 Operating Temperatures
161
UDP0240 Self-Contained Air-Cooled
162
UDP0240 Operating Temperatures
163
UDP0310 Self-Contained Air-Cooled
164
UDP0310 Operating Temperatures
165
Wiring Diagrams
167
UDP0080 Wiring Diagram
168
UDP0140/UDP0240 - 1Ph Air-Cooled
170
UDP0310 1Ph Air-Cooled
172
Electronic Control Boards
174
Electronic Control Board UDP0140/UDP0240
174
Udp0310
174
Electronic Control Board UDP0080
176
Tubing Schematics
178
Tubing Schematic - UDP0080/UDP0140
178
Tubing Schematic - UDP0240/UDP0310
178
4
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Welbilt Manitowoc NEO UDP0080A Specifications
General
Brand
Welbilt
Model
Manitowoc NEO UDP0080A
Category
Ice Maker
Language
English
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