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Manitowoc Ice
QC0700, QF2300, QF0800, QF0400 Electrical System, Section, 6-60, Revised 8/2003
Models:
QF2200
QF0400
QC0700
QF0800
QF2300
1
122
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150 pages
297 b
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Troubleshooting
Specifications
Install
Energized Parts Charts
Safeguard Indicator Lights
Connecting the line set
Warranty
Dimension
Accessories
Dump Valve Disassembly
Page 122
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Electrical System
Section 6
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6-60
Revised 8/2003
Part No.
80-1214-3
Page 121
Page 123
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Contents
Service Manual
Flake Models QF0400/QF0800 QF2200/QF2300
Chiplet Models QC0700
Flake / Chiplet Model Ice Machines
Read These Before Proceeding
Safety Notices
Procedural Notices
PERSONAL INJURY POTENTIAL
Accessories
Table of Contents
Section Installation Instructions
Manitowoc Cleaner and Sanitizer
Exterior Cleaning
Table of Contents continued
Section Maintenance
Preventative Maintenance Cleaning Procedure
Reset Procedure
Table of Contents continued Section
Section Troubleshooting
SafeGuard Indicator Lights
Section Refrigeration System
ICE/OFF/CLEAN Toggle Switch
Compressor Electrical Diagnostics
6-46
Table of Contents continued
Table of Contents continued
Accessories
Section General Information
How to Read a Model Number
MANITOWOC CLEANER AND SANITIZER
Model/Serial Number Location
General Information
Section
Model/Serial Number Location
GENERAL
Owner Warranty Registration Card
Warranty Coverage
PARTS
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QF400 AIR COOLED ICE MACHINE
Section Installation Instructions
Ice Machine Dimensions
QC700/QF800 AIR COOLED ICE MACHINE
Installation Instructions
Ice Machine Heat of Rejection
Location of Ice Machine
Ice Machine Head Section Clearance Requirements
Location of Remote Condensing Unit
QC700/QF800 Air-CooledIce Machines Only
Leveling the Ice Storage Bin
Condenser Air Baffle
Air Baffle
FUSE/CIRCUIT BREAKER
Electrical Service
VOLTAGE
MINIMUM CIRCUIT AMPACITY
Ice Machine Head Section
Electrical Requirements
For United Kingdom Only
Remote Condensing Unit
115/60/1
QF2200 ICE MACHINE HEAD SECTION 115/60/1
QF2300 ICE MACHINE HEAD SECTION
230/1/50
RFC2085 REMOTE CONDENSING UNIT 208-230/1/60
Remote Electrical Wiring Connections
RFC2385 REMOTE CONDENSING UNIT 208-230/1/60
POTABLE WATER SUPPLY
Ice Machine Head Section Water Supply and Drains
Cooling Tower Applications Water-CooledModels
POTABLE WATER INLET LINES
WATER SUPPLY AND DRAIN LINE SIZING/CONNECTIONS
Typical Water Supply Drain Installation
2-10
QF2200/RFC2085 AND QF2300/RFC2385 ONLY
Refrigeration System Installation
2-11
USAGE WITH NON-MANITOWOC CONDENSING UNITS
Step 1 Verify Ice Machine and Remote Condensing
Refrigeration Line Set Installation
2-12
Unit Locations Are Within Guidelines
C. SUCTION LINE OIL TRAPS
Service Loop
2-13
Manitowoc S-TrapKit
Step 4 Connecting the line set
2-14
2-15
Torque Value’s
Open Receiver Service Valve
2-16
Step 7 Leak Check The Refrigeration System
2-17
Suction Shut Off Valve Insulation
2-18
ICE MACHINE HEAD SECTION QC700/QF800
Section Ice Machine Operation
Component Identification
QF400
QF2300
Ice Machine Operation
Section
RFC2385 Remote Condensing Unit
WATER LEVEL CHECK
Operational Checks
GENERAL
Heavily Scaled Cleaning Procedure
Interior Cleaning and Sanitizing
Cleaning/Sanitizing Procedure
EXTERIOR CLEANING
Self-Contained Air-CooledFilter
CLEANING THE CONDENSER
Air-CooledCondenser
Straighten Bent Condenser Fins
MANITOWOC’S CLEANING TECHNOLOGY
PREVENTATIVE MAINTENANCE CLEANING PROCEDURE QF400
CLEANING/SANITIZING PROCEDURE QC700/QF800/QF2300
CLEANING/SANITIZING PROCEDURE QF400
only
3-10
part number
REMOVAL OF PARTS FOR CLEANING/SANITIZING
3-11
QC700/QF800
3-12
Water Level Probe Removal
Water Reservoir Cover Removal
Float Valve Removal
3-13
QF2300 Shown
Ice Diverter Removal
3-14
Water Reservoir Removal
3-15
Ice Chute Removal
Cabinet Removal
3-16
Bin Door Removal
Water Dump Valve
Dump Valve Disassembly
3-17
WATER COOLED CONDENSING UNIT
Removal from Service/Winterization
3-18
Pry Open the Water Regulating Valve
PRIOR TO START-UP
Section Ice Machine Sequence of Operation
QF400/QC700/QF800
INITIAL START-UP1A. Flush
Remote Condensing Unit 2. Freeze
Ice Machine Sequence of Operation
QF2200
Remote Condensing Unit 3. Automatic Shut-Off
QF2300
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Section Troubleshooting
Checklist
RESET PROCEDURE
Troubleshooting
Safeguard Feature
SAFEGUARD INDICATOR LIGHTS
SAFEGUARD MODES No Water
Troubleshooting
Analyzing Why SafeGuards May Stop the Ice Machine
No Water Checklist
Gear Motor Speed Checklist
Gear Motor Speed
Temperature Sensor Checklist QF400/QC700/QF800
Temperature is Too High or Low QF400/QC700/QF800
Temperature Sensor Checklist QF2200
Temperature is Too High or Low QF2200 Only
Gear Box Removal
QF2200/QF2300
Evaporator Removal
5-10
Section Electrical System
Energized Parts Charts
Electrical System
Electrical System
Wiring Diagram Sequence of OperationL1
1B. WATER FILL
Freeze Cycle
Automatic Shut-Off
3B. DRAIN EVAPORATOR
Automatic Shut-Off
Wiring Diagram Sequence of L1 Operation
6-10
6-11
6-12
6-13
6-14
6-15
6-16
6-17
RFC2085 Initial Start-Up Remote Condensing Unit
6-18
Initial Start-Up
6-19
RFC2085 Initial Start-Up
6-20
6-21
RFC2085 Freeze Cycle
6-22
QF2200 Automatic Shut-Off
6-23
RFC2085 Automatic Shut-Off
6-24
6-25
8 Minute Lockout
Wiring Diagram Sequence of Operation
6-26
6-27
RFC2385
6-28
6-29
6-30
6-31
6-32
6-33
6-34
QF2300 Automatic Shut-Off
6-35
6-36
Wiring Diagrams
WIRING DIAGRAM LEGEND
115V/60Hz/1Ph - 230V/50Hz/1Ph
6-37
ICE MACHINE HEAD SECTION QF400
6-38
QC700/QF800 115V/60Hz/1Ph - 230V/50Hz/1Ph
115/60/1 - 230/50/1
6-39
COMPRESSOR SECTION QC700/QF800
6-40
ICE MACHINE HEAD SECTION QF2200
6-41
RFC2085 230V/60HZ/1PH - 230/50/1
6-42
RFC2085 208-230V/60HZ/3PH
ICE MACHINE HEAD SECTION
Diagram Shown During Freeze Cycle
6-43
6-44
RFC2385 230V/60HZ/1PH - 230/50/1
6-45
RFC2385 208-230V/60HZ/3PH
Control Board
6-46
Specifications
Component Specifications and Diagnostics
ICE/OFF/CLEAN TOGGLE SWITCH Function
Check Procedure
6-48
Failure Modes
6-49
MOTOR SPEED SENSOR Function
6-50
WATER LEVEL PROBES Function
6-51
TEMPERATURE/RESISTANCE CHART
6-52
TEMPERATURE SENSOR Function
MAIN FUSE Function
6-53
CONTROL BOARD RELAYS Function
WATER LEVEL CHECK
6-54
WATER FLOAT VALVE Function
Function
6-55
HIGH PRESSURE CONTROL HPCO Function
6-56
FAN CYCLE CONTROL Function
Check Resistance Ohm Values
COMPRESSOR ELECTRICAL DIAGNOSTICS
6-57
Check Motor Windings to Ground
Relay Operation Check
6-58
Diagnosing Start Components
6-59
Diagnosing An Ice Machine That Will Not Run
Diagnosing A Condensing Unit That Will Not Run
QF400/QC700/QF800/QF2200/QF2300
6-60
SV3082
Section Refrigeration System
Tubing Schematic
Condensing Unit
Refrigeration System
QF2200/RFC2085
QF2300/RFC2385
Refrigeration System Diagnostics
Ice Production Check
BEFORE BEGINNING SERVICE
ICE PRODUCTION/QUALITY CHECK Quality Check
SAFEGUARDS
INSTALLATION/VISUAL INSPECTION CHECKLIST
WATER SYSTEM CHECKLIST
Discharge Pressure Low Checklist
Procedure
Discharge Pressure High Checklist
ANALYZING SUCTION PRESSURE
Suction Pressure High Checklist
Suction Pressure Low Checklist
Analysis
EQUALIZATION VALVE QF2300 General
Normal Operation
WATER REGULATING VALVE WATER-COOLEDMODELS ONLY
FREEZE CYCLE OPERATION Air-CooledIce Machines
7-10
HEADMASTER CONTROL VALVE Function
Air-CooledCondensing Units
24 Hour Ice Production
7-11
QF400 SELF-CONTAINEDAIR COOLED
Operating Pressures
QC700 SELF-CONTAINEDWATER COOLED
7-12
QC700 SELF-CONTAINEDAIR COOLED
QF800 SELF-CONTAINEDWATER COOLED
7-13
QF800 SELF-CONTAINEDAIR COOLED
QF2300/RFC2385 REMOTE AIR COOLED
7-14
QF2200/RFC2085 REMOTE AIR COOLED
Normal Self-ContainedModel Procedures
Refrigerant Recovery/Evacuation and Recharging
REFRIGERANT RECOVERY/EVACUATION
Recovery/Evacuation Connections
Connections
Recovery/Evacuation QF2200/QF2300
7-16
Charging Connections
Self-ContainedModel Charging Procedures
7-17
Remote Charging Procedures QF2200/QF2300
7-18
Determining Severity Of Contamination
SYSTEM CONTAMINATION CLEAN-UP General
7-19
7-20
Mild System Contamination Cleanup Procedure
Severe System Contamination Cleanup Procedure
7-21
SV1406
Using Pinch-OffTool
7-22
FILTER-DRIERS Liquid Line Filter Drier
SUCTION CLEAN-UPFILTER/DRIER QF400/QC700/QF800
7-23
Remote Models
7-24
REFRIGERANT DEFINITIONS Recover
New Product Specifications
Recycle
Revised 8/2003
Attend A Manitowoc Factory Service School
REFRIGERANT RE-USEPOLICY
3.Recovered or Recycled Refrigerant
7-25
1.New Refrigerant
7-26
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