Manitowoc UG080A Manuel utilisateur

Manitowoc

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

UG Models

Manitowoc Ice P/N 040004390 11/14

Safety Notices

When using or servicing these Ice Machines, 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 ice machine.

Throughout this handbook, you will see the following

types of safety 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 ice machine. Be sure

to read the Caution statement before proceeding,

and work carefully.

Procedural Notices

When using or servicing these Ice Machines, be sure

to read the procedural notices in this handbook. These

notices supply helpful information that may assist you

as you work.

Throughout this handbook, you will see the following

types of procedural notices:

NOTE:

Text set off as a Note provides you with

simple, but useful extra information about the

procedure you are performing.

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 may slow you down as

you work.

Read These Before Proceeding:

We reserve the right to make product improvements at

any time. Specifications and design are subject to

change without notice.

Caution

Proper installation, care and maintenance are

essential for maximum ice production and trouble

free operation of your Manitowoc Ice Machine. If you

encounter problems not covered by this manual, do

not proceed, contact Manitowoc Ice, Inc. We will be

happy to provide assistance.

Important

Routine adjustments and maintenance procedures

outlined in this manual 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.

Warning

POTENTIAL PERSONAL INJURY SITUATION

This ice machine contains refrigerant charge.

Installation and Servicing must be performed by a

properly trained refrigeration technician aware of the

Dangers of dealing with refrigerant charged

equipment.

This Page Intentionally Left Blank

Table of Contents

Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . 1

General Information 1

Model Numbers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Installation 3

Location of Ice Machine . . . . . . . . . . . . . . . . . . . . . 3

Water Service/Drains . . . . . . . . . . . . . . . . . . . . . . 4

Electrical Requirements . . . . . . . . . . . . . . . . . . . . 5

Electrical Specifications . . . . . . . . . . . . . . . . . . . . 6

Power Consumption - kwh per 24 hours . . . . . . . 7

Ice Machine Heat of Rejection . . . . . . . . . . . . . . . 8

Component Identification 9

Component Removal . . . . . . . . . . . . . . . . . . . . . 11

Spray Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Maintenance 17

Cleaning & Sanitizing Procedure . . . . . . . . . . . . 18

Operation 23

Sequence Of Operation . . . . . . . . . . . . . . . . . . . . 23

Cube Shape . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Troubleshooting 29

All Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Ice Machine Will Not Run. . . . . . . . . . . . . . . . . . 29

Compressor Won’t Run . . . . . . . . . . . . . . . . . . . 30

Compressor Electrical Diagnostics. . . . . . . . . . . 31

Diagnosing Start Components . . . . . . . . . . . . . . 33

Water Pump Won’t Run . . . . . . . . . . . . . . . . . . . 34

Hot Gas Valve Won’t Energize. . . . . . . . . . . . . . 34

Water Inlet Valve Won’t Energize. . . . . . . . . . . . 34

Ice Machine Prematurely Harvests . . . . . . . . . . 35

ce Machine Will Not Harvest . . . . . . . . . . . . . . . 36

Evaporator Thermostat. . . . . . . . . . . . . . . . . . . . 37

Water System Checklist . . . . . . . . . . . . . . . . . . . . 44

Ice Production Check . . . . . . . . . . . . . . . . . . . . . . 45

Analyzing Discharge Pressure . . . . . . . . . . . . . . 46

Discharge Pressure High Checklist . . . . . . . . . . 47

Freeze Cycle Discharge Pressure Low Checklist 48

Analyzing Suction Pressure. . . . . . . . . . . . . . . . . 49

Suction Pressure High Checklist . . . . . . . . . . . . 51

Suction Pressure Low Checklist . . . . . . . . . . . . . 52

Discharge Line Temperature Analysis. . . . . . . . .53

Component Check Procedures 55

On/Off/Wash-Fill Toggle Switch . . . . . . . . . . . . . 55

Bin thermistor (T3). . . . . . . . . . . . . . . . . . . . . . . . 56

SUMP WATER THERMiSTOR (T1)& LIQUID LINE

THERMiSToR(T2). . . . . . . . . . . . . . . . . . . . . . . 58

high Pressure Cutout (HPCO) Control . . . . . . . . 65

Hot Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Refrigerant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

Recover/Evacuation/Charging. . . . . . . . . . . . . . . 71

System Contamination Cleanup . . . . . . . . . . . . . 74

Mild System Contamination Cleanup . . . . . . . . . 76

Severe System Contamination Cleanup Procedure

Filter-Driers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

Total System Refrigeration Charge . . . . . . . . . . 80

Cycle Times/24 Hour Ice Production and

Refrigerant Pressure Charts 81

ug18A Self-Contained Air-Cooled — Standard

Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

ug18A Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . . . 83

ug18A Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . . . 84

UG020A

Self-Contained Air-Cooled — Standard

Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

UG020A

Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . . . 86

UG020A

Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . . . 87

UG030A-251 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

UG030A-251 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

UG030A-251 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . . . 90

UG030A-261 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

UG030A-261 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

UG030A-261 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . . 93

UG030A-161 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

UG030A-161 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

UG030A-161 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . . 96

UG030W

Self-Contained WATER--Cooled —

Standard Cube. . . . . . . . . . . . . . . . . . . . . . . . . 97

UG030W

Self-Contained WATER--Cooled —

Standard Cube. . . . . . . . . . . . . . . . . . . . . . . . . 98

UG030W

Self-Contained WATER--Cooled —

Standard Cube (Continued). . . . . . . . . . . . . . . 99

UG040A-251 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

UG040A-251 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . 101

UG040A-251 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . 102

UG040A-261 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

UG040A-261 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . 104

UG040A-261 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . 105

UG050A-251 Self-Contained Air-Cooled — Stan-

dard Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

UG050A-251 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . 107

UG050A-251 Self-Contained Air-Cooled — Stan-

dard Cube (Continued) . . . . . . . . . . . . . . . . . 108

UG050W Self-Contained water-Cooled . . . . . . 109

UG050W Self-Contained water-Cooled . . . . . . 110

UG050W Self-Contained water-Cooled . . . . . . 111

UG065AG-251G Self-Contained Air-Cooled —

Standard Cube. . . . . . . . . . . . . . . . . . . . . . . . 112

UG065 Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . 113

UG065 Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . 114

UG080A Self-Contained Air-Cooled — Standard

Cube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

UG080A Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . 116

UG080A Self-Contained Air-Cooled — Standard

Cube (Continued) . . . . . . . . . . . . . . . . . . . . . . 117

Diagrams 119

Wiring Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . .119

UG18/UG20 air-cooled . . . . . . . . . . . . . . . . . . . 119

UG30/UG50/UG65 air-cooled . . . . . . . . . . . . . . 120

UG30/UG50 water-cooled . . . . . . . . . . . . . . . . 122

Tubing Schematics . . . . . . . . . . . . . . . . . . . . . . .123

ug18/UG20/UG30/UG40/UG65 Tubing Schematic .

123

UG50/UG80 Tubing Schematic. . . . . . . . . . . . . 124

Ce manuel convient aux modèles suivants

Table des matières

Autres manuels Manitowoc Machine à glaçons

Manitowoc

Manitowoc G200 Series Manuel utilisateur

Manitowoc

Manitowoc Manitowoc NEO U0140 Series Manuel utilisateur

Manitowoc

Manitowoc QM20 Series Manuel du propriétaire

Manitowoc

Manitowoc S1000M Manuel utilisateur

Manitowoc

Manitowoc FLARE NUT TXV REPLACEMENT (Z100) 7625563 Manuel utilisateur

Manitowoc

Manitowoc I1406 Series Instructions d'utilisation et de sécurité

Manitowoc

Manitowoc G-1700 Manuel utilisateur

Manitowoc

Manitowoc UG Series Manuel utilisateur

Manitowoc

Manitowoc Sotto UG-40 Manuel utilisateur

Manitowoc

Manitowoc Indigo NXT Series Manuel utilisateur

Manitowoc

Manitowoc Indigo QuietQube ID0682C Manuel utilisateur

Manitowoc

Manitowoc RF Mode d’emploi

Manitowoc

Manitowoc 000006529 Instructions d'utilisation

Manitowoc

Manitowoc NEO Manuel utilisateur

Manitowoc

Manitowoc QM45 Series Mode d’emploi

Manitowoc

Manitowoc F Series Instructions d'utilisation

Manitowoc

Manitowoc 30" Q-MODEL ICE MACHINES MYLAR STRIP 7600153 Manuel utilisateur

Manitowoc

Manitowoc S model Manuel utilisateur

Manitowoc

Manitowoc ICE MACHINE K00385 Manuel utilisateur

Manitowoc

Manitowoc GR1200A Manuel utilisateur

Manitowoc

Manitowoc Indigo Series Instructions d'utilisation

Manitowoc

Manitowoc RF2300 Mode d’emploi

Manitowoc

Manitowoc EC Series Manuel d'instructions et de sécurité

Manitowoc

Manitowoc SD0672C Manuel utilisateur

Manuels Machine à glaçons populaires d'autres marques

Hoshizaki

Hoshizaki KMD-460MWJ Manuel utilisateur

Sub-Zero

Sub-Zero 315I Instructions d'utilisation

Unold

Unold 48945 Manuel utilisateur

Kenmore

Kenmore 2217402A Manuel utilisateur

Cornelius

Cornelius WM600 Mode d'emploi

GE XPIO43SCSS Manuel utilisateur

Hoshizaki

Hoshizaki KMD-901MAH Manuel utilisateur

Whynter

Whynter FIM-450HA Manuel utilisateur

U-Line

U-Line UMCR014-SC01A Manuel d'installation

Andrew James

Andrew James AJ000522 Manuel utilisateur

Scotsman

Scotsman CME1356 Manuel utilisateur

Scotsman

Scotsman ACM 25 Manuel utilisateur

Kärcher

Kärcher IP 120 Manuel utilisateur

U-Line

U-Line SS1095 Manuel utilisateur

Maytag

Maytag MIM1554WRS - Ice Maker Manuel utilisateur

Hoshizaki

Hoshizaki KM-630MAH Manuel utilisateur

Princess

Princess Yonanas Manuel utilisateur

Unold

Unold 48946 Manuel utilisateur