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Manitowoc
Ice Maker
QF0400
Page 221
Manitowoc QF0400 - Page 221
292 pages
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Part Number 80-1230-9
10/10
221
18.
Evacuate and recharge.
19.
T
orque foundation
bolts to 195-205 i
nch lbs.
20.
Reassembly co
mponents removed in S
t
ep 2 of
Remove Evaporator
.
21.
Reconnect power and water supply
.
22.
T
est run ice machine.
220
222
Table of Contents
Main Page
Table of Contents
5
Default Chapter
3
Safety Notices
3
General Information
13
Model Numbers
13
How to Read a Model Number
14
Model/Serial Number Location
15
Manitowoc Cleaner and Sanitizer
15
Ice Machine Warranty Information
15
Q Model & S Model Flake/Chiplet/Nugget Commercial Warranty
16
Q Model & S Model Flake/Chiplet/Nugget Residential Warranty
18
Installation
23
Location of Ice Machine
23
Ice Machine Clearance Requirements
24
Ice Machine Heat of Rejection
25
Location of Traditional Remote Units and Remote Condensing Units
26
Electrical Service
27
Circuit Ampacity
28
Ice Machine Head Section Water Supply and Drains
31
Potable Water Inlet Lines
31
Potable Water Supply
31
Cooling Tower Applications (Water-Cooled Models)
32
Drain Connections
32
Installing on a Dispenser
33
Line Set Requirements
34
Component Identification
37
QF400 Air-Cooled
37
QF800/QC700 Air & Water-Cooled
38
SF0400/SN0450/SF0600/SN0650/SF0900/ SN0950/SF1200/SN1250 Air & Water-Cooled
39
SF0600/SN0650/SF0900/SN0950/SF1200/ SN1250 Remote & Quietqube Model
41
Maintenance
43
Manitowoc's Cleaning Technology
44
Exterior Cleaning
45
Preventative Maintenance Procedure
46
Qf0400
46
Qc0700/Qf0800/Qf2200/Qf2300
48
Sn012/Sn020/Sf0400/Sn0450/Sf0600/ Sn0650/Sf0900/Sn0950/Sf1200/Sn1250
50
Heavily Scaled Procedure
53
Qf0400
53
Qc0700/Qf0800/Qf2200/Qf2300
54
Sn012/Sn020/Sf0400/Sn0450/Sf0600/ Sn0650/Sf0900/Sn0950/Sf1200/Sn1250
55
Cleaning and Sanitizing Procedure
57
Qf0400
57
Qc0700/Qf0800/Qf2200/Qf2300
60
Sn012/Sn020/Sf0400/Sn0450/Sf0600/ Sn0650/Sf0900/Sn0950/Sf1200/Sn1250
62
Component Disassembly for Cleaning and Sanitizing
65
General Information
65
Qf400
66
Qc0700/Qf0800/Qf2200/Qf2300
71
Sn012/Sn020
84
Water Dump Valve - All Models
98
Cleaning the Condenser
100
Removal from Service/Winterization
102
General
102
Self-Contained Air-Cooled or Remote Air-Cooled Ice Machines
102
Water-Cooled Ice Machines
103
Remote Ice Machines
103
Ice Making Sequence of Operation
105
Qf0400/Qc0700/Qf0800
105
Qf2200
107
Qf2300
112
SN012/SN020/SF0400/SN0450/SF0600/ SN0650/SF0900/SN0950/SF1200/SN1250 Nugget/Flake Machines
116
Energized Parts
119
Troubleshooting
121
Safeguard Feature
121
Qf0400/Qc0700/Qf0800/Qf2200/Qf2300
123
No Water Safeguard
123
Gear Motor Speed
125
Temperature Is too High or too Low
127
QF2200 Only - Temperature Is too High or Low
130
Sn012/Sn020/Sf0400/Sn0450/Sf0600/ Sn0650/Sf0900/Sn0950/Sf1200/Sn1250
132
No Water
132
No Ice Production
133
Diagnosing an Ice Machine that will Not Run
135
Qf0400/Qc0700/Qf0800/Qf2200/Qf2300
135
RFC0985/RFC1285/RFC2085/RFC2385 Diagnosing a Condensing Unit that will Not Run
136
QF0400/QC0700/QF0800/QF2200/QF2300 Operational Problem Checklist
137
Sn012/Sn020/Sf0400/Sn0450/Sf0600/ Sn0650/Sf0900/Sn0950/Sf1200/Sn1250
140
Refrigeration Diagnostics
146
Before Beginning Service
146
Installation/Visual Inspection Checklist
146
Water System Checklist
147
Ice Production/Quality Check
148
Analyzing Discharge Pressure
149
Analyzing Suction Pressure
151
Suction Pressure Low Checklist
152
Component Check Procedures
153
Qf0400/Qc0700/Qf0800/Qf2200/Qf2300
153
Main Fuse
153
ICE/OFF/CLEAN Toggle Switch
154
Water Float Valve
155
Water Level Check
156
Bin Level Probe Diagnostics
157
Water Level Probes
161
Motor Speed Sensor
165
Temperature Sensor
167
QF2200 Only
169
Low Pressure Cut-Out Control
169
QF2300 Only
170
Equalization Valve
170
Electronic bin Thermostat
171
S Model Nugget/Flake
176
Main Fuse
176
ICE/OFF/CLEAN Toggle Switch
177
Float Switch
178
Ice Damper and Hall Effect Switches
179
SN012/SN020 Only
182
Selector Switch
182
Dispense Switch
183
Touchless Sensor
184
All Models
185
High Pressure Cutout Control
185
Compressor Electrical Diagnostics
187
Diagnosing Start Components
189
Self Contained Air Cooled Models
191
Fan Cycle Control
191
Self Contained Water-Cooled Models
192
Water Regulating Valve
192
Headmaster Control Valve
193
Refrigerant Recovery/Evacuation
195
Normal Self-Contained Procedures
195
Remote Air-Cooled Models
199
System Contamination Clean-Up
202
Determining Severity of Contamination
202
Cleanup Procedure
204
Replacing Pressure Controls Without Removing Refrigerant Charge
207
Gear Box Removal
210
Qf0400
210
Qc0700/Qf0800
212
Qf2200/Qf2300
214
Evaporator Re-Build Kits
216
Identifying Correct Kit
216
Cleaning Evaporator after Disassembly
219
Evaporator Reassembly
220
Evaporator Removal
222
Qf0400
222
Qc0700/Qf0800
224
Qf2200/Qf2300
226
Component Specifications
229
Main Fuse
229
ICE/OFF/CLEAN Toggle Switch
229
Fan Cycle Control
229
High Pressure Cutout (HPCO) Control
229
Torque Values
229
Gearmotor Rpms
230
Filter-Driers
230
Suction Line Filter
231
Suction Cleanup Filter-Drier
231
Total System Refrigerant Charge
232
Cycle Times/24-Hour Ice Production/Refrigerant Pressure Charts
233
Sn012A/Sn020A
234
QF0400A Stainless Steel Evaporator
235
QF0400A Bronze Evaporator
236
Sf0400A
237
Sf0400W Self-Contained Water-Cooled Characteristics will Vary Depending on Operating Conditions.
238
Sf0400W
238
Freeze Cycle
239
Sn0450A
239
Discharge Pressure
240
Sn0450W
240
Suction Pressure
240
Water Temperature °F/°C
240
Sf0600A
241
Condenser Water Consumption Air Temp
242
Sf0600W
242
Sf0600N
243
Sn0650A
244
Sn0650W
245
Sn0650N
246
Qc0700A
247
Qc0700W
248
Qf0800A
249
Qf0800W
250
Sf900A
251
Sf900W Self-Contained Water-Cooled Characteristics will Vary Depending on Operating Conditions.
252
Sf900W
252
Sf900C/Rfc985
253
Pressure Pressure
254
Sn950A
254
Water Temperature °F/°C
254
Condenser Water Consumption Air Temp. Around Ice Machine 90°F
255
F/°C
255
Na 116 Na
255
Sn950W
255
Sn950C/Rfc985
256
Sf1200A
257
Sf1200W
258
Sf1200C/Rfc1285
259
Sn1250A
260
Sn1250W
261
Sn1250C/Rfc1285
262
Qf2200/Rfc2085
263
Qf2300/Rfc2385
264
Wiring Diagrams
265
Qf0400 115/60/1 - 230/50/1
266
Qc0700/Qf0800 115/60/1 - 230/50/1
267
Qc0700/Qf0800 115/60/1 - 230/50/1
268
QC0700/QF0800 Compressor Section
269
Qf2200 115/60/1 - 230/50/1
270
Rfc2085 Condensing Unit 230/60/1 - 230/50/1
271
Rfc2085 Condensing Unit 208 - 230/60/3
272
Qf2300
273
RFC2385 Condensing Unit
274
RFC0985/RFC1285/RFC2385 Condensing Unit
275
Sn012/Sn020 115/60/1 - 230/50/1
276
S Model Flake / Nugget Head Sections
277
Electronic Control Boards
278
S Model Flake/Nugget Control Boards
278
Q Model Flake/Chiplet Control Boards
280
Refrigeration Tubing Schematics
281
Qf0400/Qc0700/Qf0800
281
Rfc2085
282
Rfc985/Rfc1285/Rfc2185/Rfc2385
283
Sn012/Sn020
284
Sf0400/Sn0450/Sf0600/Sn0650
285
Sf0900/Sn0950/Sf1200/Sn1250
286
Sf0600/Sn0650
287
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