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

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

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