Manitowoc Indigo Series User manual

Technician’s
Handbook
This manual is updated as new information and models
are released. Visit our website for the latest manual.
www.manitowocice.com
America’s #1 Selling Ice Machine
Indigo™ Series
Ice Machines
Preliminary Manual
Part Number Preliminary 6/11
Manitowoc

Safety Notices
As you work on Manitowoc equipment, be sure to pay
close attention to the safety notices in this handbook.
Disregarding the notices may lead to serious injury
and/or damage to the equipment.
Throughout this handbook, you will see the following
types of safety notices:
Procedural Notices
As you work on Manitowoc equipment, be sure to read
the procedural notices in this handbook. These notices
supply helpful information which may assist you as
you work.
Throughout this handbook, you will see the following
types of procedural notices:
!Warning
Text in a Warning box alerts you to a potential
personal injury situation. Be sure to read the
Warning statement before proceeding, and work
carefully.
!Caution
Text in a Caution box alerts you to a situation in
which you could damage the equipment. Be sure
to read the Caution statement before proceeding,
and work carefully.
Important
Text in an Important box provides you with
information that may help you perform a
procedure more efficiently. Disregarding this
information will not cause damage or injury, but it
may slow you down as you work.

NOTE: Text set off as a Note provides you with simple,
but useful, extra information about the procedure you
are performing.
Read These Before Proceeding:
!Caution
Proper installation, care and maintenance are
essential for maximum performance and trouble-
free operation of your Manitowoc equipment. If
you encounter problems not covered by this
handbook, do not proceed, contact Manitowoc
Foodservice. We will be happy to provide
assistance.
Important
Routine adjustments and maintenance
procedures outlined in this handbook are not
covered by the warranty.
!Warning
PERSONAL INJURY POTENTIAL
Do not operate equipment that has been
misused, abused, neglected, damaged, or
altered/modified from that of original
manufactured specifications.
We reserve the right to make product
improvements at any time. Specifications and
design are subject to change without notice.

Part Number Preliminary 6/11 5
Table of Contents
General Information
How to Read a Model Number . . . . . . . . . 13
Head Sections . . . . . . . . . . . . . . . . . . . 13
ICVD Condensing Units . . . . . . . . . . . . . . 14
Ice Cube Sizes . . . . . . . . . . . . . . . . . . . . . 14
Model/Serial Number Location . . . . . . . . 15
Model Numbers . . . . . . . . . . . . . . . . . . . . . 16
Air-Water-Remote Condenser Models 16
QuietQube® Models . . . . . . . . . . . . . . 17
Ice Machine Warranty Information . . . . . 18
Owner Warranty Registration Card . . . 18
Commercial Warranty Coverage . . . . . 19
Residential Ice Machine Limited Warranty
21
Installation
Stacking Two Ice Machines on a
Single Storage Bin . . . . . . . . . . . . . . . 27
Ice Deflector . . . . . . . . . . . . . . . . . . . . 27
Location of Ice Machine . . . . . . . . . . . . . . 28
Head Section . . . . . . . . . . . . . . . . . . . . 28
Ice Beverage Models . . . . . . . . . . . . . 29
Location of ICVD Condensing Units . . . . 30
Clearance Requirements . . . . . . . . . . . . . 31
Air, Water, Remote Condenser Models 31
QuietQube® Models . . . . . . . . . . . . . . 32
Ice Machine Heat of Rejection . . . . . . . . . 33
I1470C/I1870C/I2170C
Installation on a Manitowoc Bin . . . . . . . 34
Ice Machine on a Dispenser Installation 35
Lineset Applications . . . . . . . . . . . . . . . . 37
Remote Condenser . . . . . . . . . . . . . . . 38
QuietQube® Remote Condensing Unit 39
Additional Refrigerant Charge For
51’ to 100’ Line Sets . . . . . . . . . . . . . . 40
Calculating Allowable Lineset Distance 41

6 Part Number Preliminary 6/11
Component Identification
I Model Single Evaporator Models . . . . . 43
Ice Beverage Models . . . . . . . . . . . . . . . . 44
I Model Dual Evaporator . . . . . . . . . . . . . 45
I Model Quad Evaporator Models . . . . . . 46
ICVD0695/ICVD0895/ICVD1095/ICVD1195/
ICVD1295/ICVD1495 . . . . . . . . . . . . . . . . . 47
ICVD1895/ICVD2195 . . . . . . . . . . . . . . . . . 48
Maintenance
Cleaning and Sanitizing . . . . . . . . . . . . . 49
General . . . . . . . . . . . . . . . . . . . . . . . . 49
Cleaning/Sanitizing Procedure . . . . . . 51
Preventative Maintenance Cleaning Proce-
dure . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Exterior Cleaning . . . . . . . . . . . . . . . . 51
Cleaning / Sanitizing Procedure . . . . . . . 52
Cleaning Procedure . . . . . . . . . . . . . . 52
Sanitizing Procedure . . . . . . . . . . . . . 55
Parts Removal for Cleaning/Sanitizing 58
Removal from Service/Winterization . . . 70
Air-Cooled Ice Machines . . . . . . . . . . 70
Water-Cooled Ice Machines . . . . . . . . 71
Operation
Control Panel Features . . . . . . . . . . . . . . 73
Buttons . . . . . . . . . . . . . . . . . . . . . . . . 73
Display Panel . . . . . . . . . . . . . . . . . . . 74
Menu Navigation Overview . . . . . . . . . . . 75
Display Panel Navigation . . . . . . . . . . . . 76
Alerts and Messages . . . . . . . . . . . . . . . . 78
Main Menu . . . . . . . . . . . . . . . . . . . . . . . . 79
Machine Info Menu . . . . . . . . . . . . . . . . . 80
Password Entry . . . . . . . . . . . . . . . . . . . . 81
Reset Password To Factory Defaults . 82

Part Number Preliminary 6/11 7
Set-Up Menu . . . . . . . . . . . . . . . . . . . . . . . 83
Language . . . . . . . . . . . . . . . . . . . . . . 83
Time & Date . . . . . . . . . . . . . . . . . . . . 83
Time Configuration . . . . . . . . . . . . . . . 85
Units . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Ice Clarity . . . . . . . . . . . . . . . . . . . . . . 86
LCD Brightness . . . . . . . . . . . . . . . . . . 86
Password On . . . . . . . . . . . . . . . . . . . . 87
Edit password . . . . . . . . . . . . . . . . . . . 87
Clean Minder . . . . . . . . . . . . . . . . . . . . 87
IAuCS Runtime . . . . . . . . . . . . . . . . . . 88
Air Filter . . . . . . . . . . . . . . . . . . . . . . . . 88
Water Filter . . . . . . . . . . . . . . . . . . . . . 89
LuminIce™ reminder . . . . . . . . . . . . . . 89
USB Setup . . . . . . . . . . . . . . . . . . . . . 90
Factory Defaults . . . . . . . . . . . . . . . . . 90
Energy Saver Menu . . . . . . . . . . . . . . . . . 91
Water Miser . . . . . . . . . . . . . . . . . . . . . 91
Ice Program . . . . . . . . . . . . . . . . . . . . . 92
Statistics . . . . . . . . . . . . . . . . . . . . . . . 92
Service Menu . . . . . . . . . . . . . . . . . . . . . . 93
Data History . . . . . . . . . . . . . . . . . . . . 94
Real Time Data . . . . . . . . . . . . . . . . . . 95
Diagnostics . . . . . . . . . . . . . . . . . . . . . 97
Manual Harvest . . . . . . . . . . . . . . . . . . 98
Replace Control Board . . . . . . . . . . . . 98
Press the Checkmark with Replace Control
Board highlighted to program the replace-
ment control board. The data can copied
from the defective control board, or entered
manually. . . . . . . . . . . . . . . . . . . . . . . . 98
USB Setup . . . . . . . . . . . . . . . . . . . . . 98
Event Log Menu . . . . . . . . . . . . . . . . . 99
Event Log . . . . . . . . . . . . . . . . . . . . . . 100
Upgrading Firmware with a Flash Drive or
Transferring Setup Data To Multiple Ma-
chines . . . . . . . . . . . . . . . . . . . . . . . . . 102
Exporting Data to a Flash Drive . . . . . 104
Safe Operation Mode . . . . . . . . . . . . . 106

8 Part Number Preliminary 6/11
Operational Checks . . . . . . . . . . . . . . . . . 107
General . . . . . . . . . . . . . . . . . . . . . . . . 107
Ice Thickness Check . . . . . . . . . . . . . 108
Sequence of Operation . . . . . . . . . . . . . . 109
Self Contained Air or Water Cooled . . 109
Remote Condenser . . . . . . . . . . . . . . 117
QuietQube® Models . . . . . . . . . . . . . . 123
Initial Start-Up or Start-Up After
Automatic Shut-Off . . . . . . . . . . . . . . . 123
Freeze Sequence . . . . . . . . . . . . . . . . 124
Harvest Sequence . . . . . . . . . . . . . . . 125
Automatic Shut-Off . . . . . . . . . . . . . . . 126
Restart After Automatic Shut-off . . . . . 126
Safety Timers . . . . . . . . . . . . . . . . . . . 131
Water Assist Harvest Feature . . . . . . . 131
Troubleshooting
Safety Limits . . . . . . . . . . . . . . . . . . . . . . 133
Analyzing Why a Safety Limit Stopped the
Ice Machine . . . . . . . . . . . . . . . . . . . . 134
Safety Limit #1 . . . . . . . . . . . . . . . . . . 135
Safety Limit #2 . . . . . . . . . . . . . . . . . . 136
Troubleshooting By Symptom . . . . . . . . 139
Symptom #1 Ice Machine will not run . 141
Diagnosing a Condensing Unit
That Will Not Run . . . . . . . . . . . . . . . . 145
Compressor Electrical Diagnostics . . . 146
Symptom #2 - Self-contained Air, Water &
Remote Condenser Models . . . . . . . . 148
Symptom #2 - Freeze Cycle Refrigeration
System Operational Analysis Tables . 150
Symptom #3 Harvest Problems
Self-contained Air, Water & Remote Con-
denser Models . . . . . . . . . . . . . . . . . . 180
Symptom #3 Self-Contained Air or Water-
cooled . . . . . . . . . . . . . . . . . . . . . . . . . 181
Symptom #3 - Remote Condenser . . . 183
Symptom #4 Self-Contained Air, Water-
cooled or Remote . . . . . . . . . . . . . . . . 185

Part Number Preliminary 6/11 9
Symptom #2 - QuietQube® Remote Condens-
ing Unit Models . . . . . . . . . . . . . . . . . . . . . 189
Symptom #2 Low Production, Long Freeze
189
QuietQube® Models- Freeze Cycle Refrig-
eration System Operational Analysis Tables
191
QuietQube® Models - Freeze Cycle Refrig-
eration System Operational Analysis Table
Procedures . . . . . . . . . . . . . . . . . . . . . 200
Symptom #3 Harvest Problems Qui-
etQube® Remote Condensing Unit Models
218
Symptom #3 QuietQube® Models With
ICVD Condensing Units . . . . . . . . . . . 219
Symptom #4 QuietQube® Models With
ICVD Condensing Units . . . . . . . . . . . 223
Component Check Procedures
Electrical Components . . . . . . . . . . . . . . . 227
Control Board, Display board and Touch
Pad . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Control Board Relay Test . . . . . . . . . . 230
Upgrading Firmware with a Flash Drive or
Transferring Setup Data To Multiple Ma-
chines . . . . . . . . . . . . . . . . . . . . . . . . . 231
Exporting Data to a Flash Drive . . . . . 233
Main Fuse . . . . . . . . . . . . . . . . . . . . . . 235
Bin Switch . . . . . . . . . . . . . . . . . . . . . . 236
Water Level Control Circuitry . . . . . . . 239
Ice Thickness Probe (Harvest Initiation)
243
High Pressure Cutout (HPCO) Control 247
Low Pressure Cutout (LPCO) Control . 250
Fan Cycle Control . . . . . . . . . . . . . . . . 251
Thermistors . . . . . . . . . . . . . . . . . . . . . 252
Harvest Assist Air Pump . . . . . . . . . . . 255
Compressor Electrical Diagnostics . . . 256
Diagnosing Start Components . . . . . . 258

10 Part Number Preliminary 6/11
Refrigeration Components . . . . . . . . . . . 263
Head Pressure Control Valve . . . . . . . 263
Harvest Pressure Regulating (HPR) System
Remote Condenser Only . . . . . . . . . . 270
Water Regulating Valve . . . . . . . . . . . 273
Harvest Pressure Solenoid Valve . . . . 274
Suction Accumulator Operation Qui-
etQube® Remote Condensing Unit . . 275
Refrigerant Recovery/Evacuation . . . . . 276
Self-Contained Model Procedure . . . . 276
Remote Condenser Model Procedure 280
QuietQube® Models . . . . . . . . . . . . . . 286
Connections . . . . . . . . . . . . . . . . . . . . 287
Recovery/Evacuation Procedures . . . 289
Charging Procedures . . . . . . . . . . . . . 290
System Contamination Clean-Up . . . . . . 292
Determining Severity Of Contamination 292
Cleanup Procedure . . . . . . . . . . . . . . 294
Replacing Pressure Controls Without Re-
moving Refrigerant Charge . . . . . . . . 297
Liquid Line Filter-Driers . . . . . . . . . . . 299
Suction Filter . . . . . . . . . . . . . . . . . . . 300
Total System Refrigerant Charge . . . . 301

Part Number Preliminary 6/11 11
Charts
Cycle Times/24-Hour Ice Production/
Refrigerant Pressure Charts . . . . . . . . . . 307
I0300 Series . . . . . . . . . . . . . . . . . . . . 308
I0320 Series . . . . . . . . . . . . . . . . . . . . 310
I0450 Series . . . . . . . . . . . . . . . . . . . . 312
I0500 Series . . . . . . . . . . . . . . . . . . . . 314
I0520 Series . . . . . . . . . . . . . . . . . . . . 317
I0600 Series . . . . . . . . . . . . . . . . . . . . 319
I0680C/ICVD0695 . . . . . . . . . . . . . . . . 322
IB0690C/ICVD695 . . . . . . . . . . . . . . . . 323
I0850 Series . . . . . . . . . . . . . . . . . . . . 324
I0870C . . . . . . . . . . . . . . . . . . . . . . . . . 327
I1000 Series . . . . . . . . . . . . . . . . . . . . 328
I1200 Series . . . . . . . . . . . . . . . . . . . . 333
Diagrams
Wiring Diagrams . . . . . . . . . . . . . . . . . . . . 335
Wiring Diagram Legend . . . . . . . . . . . . 335
I0300/I0320/I0450/I0500/I0520 . . . . . . 336
I0500 . . . . . . . . . . . . . . . . . . . . . . . . . . 337
I0600/I0850/I1000/I1200 . . . . . . . . . . . 338
I0600/I0850/I1000 . . . . . . . . . . . . . . . . 339
I0670C/I0870C/I1070C/I1270C . . . . . . 340
IB0690C/IB0890C/IB1090C . . . . . . . . 341
I1400/I1800 . . . . . . . . . . . . . . . . . . . . . 342
I1400/I1800 . . . . . . . . . . . . . . . . . . . . . 343
Electronic Control Board . . . . . . . . . . . . . 344
Refrigeration Tubing Schematics . . . . . . 345
Self-Contained Air or Water -Cooled . . 345
Remote Condenser Models . . . . . . . . . 346
Remote Condensing Unit Models . . . . 347
IB Models . . . . . . . . . . . . . . . . . . . . . . 348

12 Part Number Preliminary 6/11
This Page Intentionally Left Blank

Part Number Preliminary 6/11 13
General Information
How to Read a Model Number
HEAD SECTIONS
I Y 0855 W3 – 263PHPX
ICE MACHINE MODEL I - Indigo Model IB - Ice Beverage # CUBE SIZE CONDENSER TYPE 0 - Regular Air-Cooled 1 - Regular Water-Cooled 2 - Dice Air-Cooled 3 - Dice Water-Cooled 4 - Half-Dice Air-Cooled 5 - Half-Dice Water-Cooled
0 to 6 & 8 - Self-Contained Unit 7 & 8 - CVD Remote Condensing Unit 9 - Remote Air-Cooled Condenser
OR
9 - Ice Beverage Remote Condensing Unit
ICE CUBE SIZE R - Regular D - Dice Y - Half-Dice Not Used On IB Models
Ice Machine Series
CONDENSER TYPE
A - Self-Contained Air -Cooled W - Self-Contained Water -Cooled N - Remote Air-Cooled C - CVD Air-Cooled DC - IB Dice Model YC - IB Half Dice 3 - Three Phase
E - WRAS 50 Cycle Only NO INDICATOR- 1 Phase
VOLTAGE
161 - 115/60/1 261 - 208-230 /60/1 251 - 230/50/1 263 - 208-230 /60/3 463 - 460/60/3
# HERTZ
5 - 50HZ 6 - 60HZ
HP - High Pressure Water
Regulating Valve
P - Correctional Model M - Marine Model
X - LuminIce

14 Part Number Preliminary 6/11
ICVD CONDENSING UNITS
Ice Cube Sizes
Regular
1-1/8" x 1-1/8" x 7/8"
2.86 x 2.86 x 2.22 cm
Dice
7/8" x 7/8" x 7/8"
2.22 x 2.22 x2.22 cm
Half Dice
3/8" x 1-1/8" x 7/8"
0.95 x 2.86 x 2.22 cm
!Warning
Personal Injury Potential - Do not operate equipment
that has been misused, abused, neglected,
damaged, or altered/modified from that of original
manufactured specifications. This appliance is not
intended for use by persons (including children) with
reduced physical, sensory or mental capabilities, or
lack of experience and knowledge, unless they have
been given supervision concerning use of the
appliance by a person responsible for their safety.
ICVD 1495 3
CONDENSING
UNIT MODEL
3 PHASE
CONDENSING
UNIT SERIES
5 AIR-COOLED

Part Number Preliminary 6/11 15
Model/Serial Number Location
These numbers are required when requesting
information from your local Manitowoc Distributor,
service representative, or Manitowoc Ice, Inc. The
model and serial number are listed on the OWNER
WARRANTY REGISTRATION CARD. They are also
listed on the MODEL/SERIAL NUMBER DECAL
affixed to the front and rear of the ice machine.
!Warning
All Manitowoc ice machines require the ice
storage system (bin, dispenser, etc.) to
incorporate an ice deflector.
Prior to using a non-Manitowoc ice storage
system with other Manitowoc ice machines,
contact the manufacturer to assure their ice
deflector is compatible with Manitowoc ice
machines.

16 Part Number Preliminary 6/11
Model Numbers
AIR-WATER-REMOTE CONDENSER MODELS
NOTE: Marine and Prison models have a M or P suffix -
Example ID0853WM
3 suffix at the end of the model number indicates a 3 phase
unit - Example IY1004A3
Self-Contained
Air-Cooled Self-Contained Water-Cooled Remote
ID0302A
IY0304A
ID0303W
IY0305W
----
ID0322A
IY0324A
ID0323W
IY0325W
----
IR0520A
ID0522A
IY0524A
IR0421W
ID0423W
IY0425W
----
----
ID0452A
IY0454A
ID0453W
IY0455W
----
IR0500A
ID0502A
IY0504A
IR0501W
ID0503W
IY0505W
IR0590N
ID0592N
IY0594N
ID0602A
IY0604A
ID0603W
IY0605W
ID0692N
IY0694N
IR0850A
ID0852A
IY0854A
IR0851W
ID0853W
IY0855W
IR0890N
ID0892N
IY0894N
ID1002A
IY1004A
ID1003W
IY1005W
ID1092N
IY1094N
ID1202A
IY1204A
ID1203W
IY1205W
---
ID1402A
IY1404A
ID1403W
IY1405W
ID1492N
IY1494N
IR1800A
ID1802A
IY1804A
IR1801W
ID1803W
IY1805W
IR1890N
ID1892N
IY1894N
----
----
----
----
ID3303W
ID3303WHP
IY3305W
IY3305WHP
----
----
----
----

Part Number Preliminary 6/11 17
QUIETQUBE® MODELS
Ice Machine Head
Section ICVD®Condensing Unit
ID0682C
IY0684C
IB0694YC
ICVD0695
ID0872C
IY0874C
IB0894YC
ICVD0895
ID1072C
IY1074C ICVD1095
IB1094YC ICVD1195
ID1472C
IY1474C ICVD1495
ID1872C
IY1874C ICVD1895
ID2172C
IY2174C ICVD2095
ID3072C
IY3074C ICVD3095

18 Part Number Preliminary 6/11
Ice Machine Warranty Information
OWNER WARRANTY REGISTRATION CARD
Warranty coverage begins the day the ice machine is
installed.
If the OWNER WARRANTY REGISTRATION CARD is
not returned, Manitowoc will use the born on date
recorded in the control board or the date of sale to the
Manitowoc Distributor as the first day of warranty
coverage for your new ice machine.
Important
Complete and mail the OWNER WARRANTY
REGISTRATION CARD as soon as possible to
validate the installation date.

Part Number Preliminary 6/11 19
COMMERCIAL WARRANTY COVERAGE
Manitowoc Ice, (hereinafter referred to as the
"COMPANY") warrants for a period of thirty-six months
from the installation date (except as limited below) that
new ice machines manufactured by the COMPANY
shall be free of defects in material or workmanship
under normal and proper use and maintenance as
specified by the COMPANY and upon proper
installation and start-up in accordance with the
instruction manual supplied with the ice machine.
The COMPANY'S warranty hereunder with respect to
the compressor shall apply for an additional twenty-
four months, excluding all labor charges, and with
respect to the evaporator for an additional twenty-four
months, including labor charges.
The obligation of the COMPANY under this warranty is
limited to the repair or replacement of parts,
components, or assemblies that in the opinion of the
COMPANY are defective. This warranty is further
limited to the cost of parts, components or assemblies
and standard straight time labor charges at the
servicing location. Time and hourly rate schedules, as
published from time to time by the COMPANY, apply to
all service procedures.
Additional expenses including without limitation, travel
time, overtime premium, material cost, accessing or
removal of the ice machine, or shipping are the
responsibility of the owner, along with all maintenance,
adjustments, cleaning, and ice purchases.
Labor covered under this warranty must be performed
by a COMPANY Contracted Service Representative or
a refrigeration service agency as qualified and
authorized by the COMPANY'S local Distributor.
The COMPANY'S liability under this warranty shall in
no event be greater than the actual purchase price
paid by customer for the ice machine.

20 Part Number Preliminary 6/11
The foregoing warranty shall not apply to (1) any part
or assembly that has been altered, modified, or
changed; (2) any part or assembly that has been
subjected to misuse, abuse, neglect, or accidents; (3)
any ice machine that has been installed and/or
maintained inconsistent with the technical instructions
provided by the COMPANY; or (4) any ice machine
initially installed more than five years from the serial
number production date. This warranty shall not apply
if the Ice Machine's refrigeration system is modified
with a condenser, heat reclaim device, or parts and
assemblies other than those manufactured by the
COMPANY, unless the COMPANY approves these
modifications for specific locations in writing.
THIS WARRANTY IS IN LIEU OF ALL OTHER
WARRANTIES OR GUARANTEES OF ANY
KIND, EXPRESSED OR IMPLIED, INCLUDING ANY
IMPLIED WARRANTY OF MERCHANTABILITY
OR FITNESS FOR A PARTICULAR PURPOSE.
In no event shall the COMPANY be liable for any
special, indirect, incidental or consequential damages.
Upon the expiration of the warranty period, the
COMPANY'S liability under this warranty shall
terminate. The foregoing warranty shall constitute the
sole liability of the COMPANY and the exclusive
remedy of the customer or user.
To secure prompt and continuing warranty service, the
warranty registration card must be completed and sent
to the COMPANY within five (5) days from the
installation date.
To obtain warranty service or information regarding
your Product, please contact us at:
MANITOWOC ICE
2110 So. 26th St. P.O. Box 1720,
Manitowoc, WI 54221-1720
Telephone: [phone] Fax: [phone]
www.manitowocice.com