User Manuals: Thermo King CRR-40-142 Package Heat Pump

Manuals and User Guides for Thermo King CRR-40-142 Package Heat Pump. We have 1 Thermo King CRR-40-142 Package Heat Pump manual available for free PDF download: Maintenance Manual

Thermo King CRR-40-142 Maintenance Manual

Thermo King CRR-40-142 Maintenance Manual (200 pages)

Brand: Thermo King | Category: Heat Pump | Size: 6 MB

Table of Contents

Table of Contents
5
Introduction

9
Safety Precautions

15
- General Practices
  15
- Refrigerant
  15
- Refrigerant Oil
  16
- Electrical
  16
  - Microprocessor Controller
    17
- Unit Decals
  18
- Serial Number Locations
  18
Service Guide

19
Specifications

20
Unit Description

32
II

49
Operating Instructions

49
- Unit Controls
  49
- Unit Instruments
  50
- Unit Protection Devices
  51
- Pretrip Inspection
  52
- Loading Procedure
  54
- Post Load Procedure
  54
- Post Trip Procedure
  54
Μ Μ P-D Controller

55
- General Description
  56
- Controller Display Menus
  57
  - Software Version Display
    57
  - Active Option Displays
    57
  - Pause Mode Displays
    58
  - View Menu
    58
  - Pretrip Menu
    58
  - Test Menu
    58
  - Guarded Access Menu
    58
  - Program Menu
    58
  - Menu Display Definitions
    58
- Status Indicator Leds and Alarm Codes
  60
- Pause Alarms
  61
- Data Logging and Downloading Data
  62
- General Theory of Operation
  62
  - Chill Loads
    62
  - Frozen Loads
    63
  - Automatic Phase Selection
    63
  - Compressor Soft Start Sequence
    63
  - Compressor Liquid Injection
    63
  - KVQ Setting (PCCAP)
    63
  - Evaporator Fan Control
    63
  - Condenser Fan Control
    63
  - Sensor Check
    64
  - Power Limit
    64
  - Economy Mode Operation
    65
- Sequence of Operation
  65
- Reviewing Software Version and Configuration
  71
- Displaying Alternate Fahrenheit (F) or Celsius (C) Temperatures
  71
- Displaying Alternate Controlling (Supply or Return) Air Sensor Temperatures
  72
- Initiating a Manual Defrost
  73
- Initiating a Full Pretrip
  73
- Entering a Start of Trip Marker
  74
- Displaying and Clearing Alarm Codes
  74
- Controller Menu Operating Instructions
  75
- Menu View Functions
  75
  - Navigating the Menu View Screens
    75
  - GRADE Submenu
    76
  - LOG Submenu
    76
- Menu Pretrip Functions
  79
  - Performing an Extended, Full or Single Pretrip Test from the Pretrip Menu
    80
- Menu Test Functions
  81
- Menu Guard Functions
  83
- Menu Program Functions
  90
  - USDA Sensors
    90
  - PULP Sensor (Option)
    91
  - Economy Mode
    92
  - Dehumidify Mode (Option)
    93
  - Humidify Mode (Option)
    93
  - Bulb Mode (Option)
    94
  - Power Reduction Mode
    95
- Controller Emergency Bypass Procedure
  96
- Output Module
  97
- Thermo Bus Tap
  97
- Power Module
  97
- Replacing the Μp-D Controller
  98
- Temperature Sensors
  98
- Diagnosis and Repair
  99
- Alarm Codes, Descriptions and Corrective Actions 4-46 to
  100
Electrical Maintenance

119
- Unit Wiring
  119
- Auxiliary Battery and Battery Charger (Option)
  119
- High Pressure Cutout Switch
  119
- Condenser Fan and Evaporator Fan Rotation
  120
- Electric Heaters
  121
Refrigeration Maintenance and Service Operations

122
- Service Tools
  122
- Compressor Discharge and Suction Service Valves
  123
- Gauge Manifold Valve Positions
  124
- Checking Compressor Oil
  126
- Refrigerant Leak Test Procedure
  127
- Low Side Pump down
  128
- Refrigerant Charge
  128
- Evacuation and Cleanup of the Refrigeration System
  130
- Evaporator Pressure Regulator (KVQ) Valve
  134
- Refrigerant Recovery
  136
- Using Pressurized Nitrogen
  137
- Compressor Replacement
  138
- Condenser Coil Replacement
  139
- Dehydrator (Filter Drier) or In-Line Filter Replacement
  139
- Expansion Valve Replacement
  140
- Heat Exchanger Replacement
  140
- Receiver Tank Replacement
  141
- High Pressure Cutout Switch, Condenser Fan
  141
- Liquid Line Solenoid Valve
  142
- Liquid Injection Valve Replacement
  142
- Dehumidify Valve (Option) Replacement
  143
Structural/Accessory Maintenance

144
- Mounting Bolts
  144
- Unit Inspection
  144
- Condenser Coil
  144
- Evaporator Coil
  144
- Defrost Drains
  145
- Evaporator Fan Location
  145
- Condenser Fan Location
  145
- Fresh Air Exchange System
  145
- Partlow (Model SR) Recording Thermometer (Option)
  146
  - Recording Stylus Calibration
    146
  - Element Replacement
    147
- Saginomiya (Model SKM) Recording Thermometer (Option)
  147
  - Battery
    147
  - Recording Chart Replacement
    148
  - Recording Stylus Calibration
    148
  - Power Element Assembly Replacement
    149
  - Timer
    149
  - Battery Voltage Indicator
    149
- Humidify System (Option)
  150
  - Pretrip Inspection
    150
  - Inspection and Cleaning
    150
Diagnosis

151
- Mechanical Diagnosis
  151
- Refrigeration Diagnosis
  155
Electrical, Refrigeration and Μ Μ P-D Menu Flow Diagrams

160
IV

171

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