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Manitowoc RNF Technician's Handbook
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124
Part Number 000015433_03 5/20
RFF2
5
0
0A AIR-
COOLED
Ref
er to Nameplate f
or V
oltage Rating
Connections
•
A & B connect to a r
emote panel when used - Jumper
must be remo
ved when remote panel is used
•
C & D energiz
e a remote alarm indication when used
241142_02
See page 145 for c
ompressor start component wiring.
123
125
Table of Contents
Default Chapter
9
Table of Contents
9
General Information
15
Model Numbers
15
Flake Air & Water-Cooled Models
15
Nugget Air & Water-Cooled Models
15
Quietqube Models with Remote Condensing Unit
16
Ice Machine Heat of Rejection
16
Ice Machine Warranty Information
17
Warranty Registration & Claim Procedures
17
Model/Serial Number
17
Manitowoc Cleaner/Descaler and Sanitizer
18
Installation
19
Installation Requirements
19
Potable Water Requirements
20
Drain Connections
20
Ice Machine Clearance Requirements
21
Cooling Tower Applications
21
Electrical Service
22
Voltage
22
Fuse/Circuit Breaker
22
Ground Fault Interrupter Circuit (GFIC)
22
Maximum Breaker/Minimum Circuit Amperage
23
Chart
23
RFF/RNF/UFF/UNF Air-Cooled Models
23
RFF/RNF Water-Cooled Models
23
RFF/RNF Quietqube Model Head Sections
24
RCUF Quietqube Model Condensing Units
24
Maintenance
25
Cleaning and Sanitizing
25
Exterior Cleaning
25
Detailed Descaling and Sanitizing Procedure
25
Remedial Cleaning Procedure for Heavily Scaled Ice
30
Machines
30
Cleaning the Air Filter and Condenser
32
Removal from Service/Winterization
33
Sequence of Operation
35
Ice Making Sequence of Operation
35
UFF0200/UFF0350/UNF0200/UNF0300 Operation
35
RFF0320 & RNF0320 Operation
35
RNF0620/RFF0620/RNF1100/RFF1300/RFF2500 Operation
36
Rnf1020C/Rff1220C/Rnf2000C/Rff2200C
37
Thermostat Settings
39
Uff0200/Uff0350/Unf0200/Unf0300
41
Troubleshooting
41
Self-Contained Air-Cooled
41
RFF0320/RNF0320 Troubleshooting
47
Self-Contained Air-Cooled
47
Rff0620/Rnf0620/Rnf1100/Rff1300
53
Troubleshooting
53
Self-Contained Air-Cooled
53
Rotation Sensor Operation
53
RNF1020C/RFF1220C Troubleshooting
59
Quietqube Remote Air-Cooled Models with Remote Condensing Unit
59
RFF2500 Troubleshooting
66
Self-Contained Air-Cooled
66
Rotation Sensor Operation
66
RNF2000C/RFF2200C Troubleshooting
73
Quietqube Remote Air-Cooled Models with Remote Condensing Unit
73
Refrigeration Troubleshooting
81
Capillary Tube Models
81
Thermostatic Expansion Valve Models
82
Component Specifications
83
Bin Thermostat
83
Low Temperature Thermostat Evaporator Safety Thermostat
83
High Pressure Cutout (HPCO) Control
84
Rotation Sensor
85
Low Pressure Cutout (LPCO) Control
86
Fan Cycle Control
86
Total System Refrigerant Charge
87
Filter-Driers
88
Suction Cleanup Filter-Drier
88
Charts
89
Ice Production & Refrigerant Pressure
89
Flake Models
90
Uff200A
90
Rff0320A
91
Uff0350A
92
Rff0620A
93
Rff0620W
94
RFF1220C with RCUF1200
95
Rff1300A
96
Rff1300W
97
RFF2200C with RCUF2200
98
Rff2500A
99
Nugget Models
100
Unf0200A
100
Unf0300A
101
Rnf0320A
102
Rnf0620A
103
Rnf0620W
104
RNF1020C with RCUF1000
105
Rnf1100A
106
Rnf1100W
107
Rnf2000C
108
Wiring Diagrams
109
Flake Models
110
UFF0200A/UFF350A Air-Cooled
110
RFF0320A/RFF0620A Air-Cooled
112
RFF1220C Quietqube Head Section
114
RFF1300A Air-Cooled
116
RFF1300W Water-Cooled
118
RNF2000C Quietqube Head Section
120
RFF2200C Quietqube Head Section
122
RFF2500A Air-Cooled
124
Nugget Models
126
UNF0200A/UNF0300A Air-Cooled
126
RNF0320A Air-Cooled
128
RNF0620A Air-Cooled
130
RNF0620W Water-Cooled
132
RNF1020C Quietqube Head Section
134
RNF1100A Air-Cooled
136
RNF1100W Water-Cooled
138
Condensing Units
140
RCUF Condensing Unit 1Ph
140
RCUF Condensing Unit 3Ph
142
Compressor Start Component Wiring
144
Uff0200/Unf0200
144
Unf0300/Rff0320/Uff0350/Unf0350/Rff0620
144
Rff1300/Rff2500
145
Refrigeration Tubing Schematics
147
Uff0200/Uff0350/Unf0200/Unf0300
147
RFF0320/RNF0320 Air-Cooled
148
RFF0620/RNF0620/RNF1100 Air & Water-Cooled
149
RNF1020C Quietqube Head Section & RCUF1000
150
Condensing Unit
150
RFF1220C & RCUF1000 Condensing Unit
152
RNF2000C Quietqube Head Section & RCUF2200
154
Condensing Unit
154
RFF2200C Quietqube Head Section & RCUF2200
156
Condensing Unit
156
RFF1300 Air & Water-Cooled
158
RFF2500 Air-Cooled
159
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Manitowoc RNF Specifications
General
Brand
Manitowoc
Model
RNF
Category
Ice Maker
Language
English
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