Carrier NDK33BN0KB Manuals

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Carrier NDK33BN0KB Operation & Service Manual

Carrier NDK33BN0KB Operation & Service Manual (270 pages)

Trailer Refrigeration Units

Brand: Carrier | Category: Refrigerator | Size: 10.17 MB

Table of Contents

Table of Contents

5
List of Illustrations

12
- Hystory
  
  15
- Section 1 - Safety Precautions
  
  16
- Section 2 - Unit Description
  
  25
  - Introduction
    25
  - Refrigerant Types Used
    25
  - General Description
    25
  - Table 2-1. Model Chart
    26
  - Condensing Section
    33
    
    Engine
    33
    
    Engine Air System
    33
    
    Engine Switches, Transducers and Sensors
    33
    
    Generator (GEN)
    33
    
    Compressor
    33
    
    Compressor Switches, Transducers and Sensors
    33
    
    Unloader Solenoid Valve (USV)
    33
    
    Liquid Injection Solenoid Valve (LIV)
    33
    
    Condenser Coil
    33
    
    Ambient Air Temperature Sensor (AAT)
    34
    
    Filter Drier
    34
    
    Receiver
    34
    
    Economizer Circuit
    34
  - Evaporator Section
    34
    
    Evaporator Coil
    34
    
    Evaporator Expansion Valve (EVXV)
    34
    
    Compressor Suction Modulation Valve (CSMV)
    34
    
    Evaporator Switches, Transducers and Sensors
    34
  - System Operating Controls and Components
    35
    
    Multiple Languages
    35
    
    Automatic Start-Stop
    35
    
    Special Features
    35
    
    Temperature Controller Component Description and Location
    35
  - Electronic Modules
    39
    
    Overload Ground Fault Module (OGF)
    39
    
    Phase Reversal Module (PRM)
    39
  - Options
    39
    
    Light Bar
    39
    
    Door/Remote Switch(Es)
    39
    
    Out of Range Alarm/Shutdown
    39
    
    Remote Temperature Sensors
    40
    
    Intelliset/Productshield
    40
    
    Remote Control Panel
    40
  - Engine Data
    40
  - Compressor Data
    41
  - Refrigeration System Data
    41
  - Electrical Data
    42
  - Component Resistance & Current Draw Data
    43
  - Safety Devices
    43
  - Refrigerant Circuit During Cooling
    43
  - Heat and Defrost
    44
- Section 3 - Operation
  
  49
  - Starting Unit - Engine Operation
    49
  - Starting Unit - Standby Operation
    50
  - Self Test
    51
  - Pretrip
    52
  - Changing Set Point
    55
  - Start-Stop Operation
    56
    
    Start-Stop Parameters
    56
    
    Restart Voltage
    57
    
    Charging Amps
    57
  - Continuous Operation
    58
  - Sleep Mode
    59
  - Manual Defrost
    61
  - Trip Start
    62
  - View Active Alarms
    63
  - View Inactive Alarms
    64
  - Unit Data
    65
  - Table 3-1. Unit Data
    66
  - View Hourmeters
    68
  - Functional Parameters
    69
  - Table 3-2. Functional Parameters
    70
  - Language Selection
    73
  - Stopping Unit
    74
  - Data Recording
    75
    
    Microprocessor Information
    75
    
    Data Downloading
    75
    
    Data Recorder Power-Up
    75
  - Options
    76
    
    Intelliset
    76
    
    Remote Control Panel
    79
- Section 4 - Temperature Control
  
  83
  - Introduction
    83
  - System Start-Up
    83
    
    Standby Start-Up
    83
    
    Engine Start-Up
    83
    
    Transition to High Speed
    84
    
    Figure 4-1. Auto Start Sequence
    84
    
    Table 4-1. Glow Time
    84
  - Start-Stop Operation
    85
    
    Start-Stop Configuration
    85
    
    Stop Parameters
    85
    
    Re-Start Parameters
    86
  - Continuous Operation
    86
  - Temperature Control
    86
    
    Temperature Determination
    86
    
    Heat/Cool/Null Mode Switching Logic
    86
    
    Cool Mode
    87
    
    Heat Mode
    87
    
    Null Mode
    87
    
    Defrost Mode
    87
  - User Selected Override Operation
    88
    
    Supply Air Limit Control
    88
    
    Temperature Range Lock 1 & 2
    89
    
    Figure 4-2. Range Lock Settings - Non Overlapping
    90
    
    Figure 4-3. Range Lock Settings - Overlapping
    90
    
    Productshield
    91
    
    Productshield Temperature Ranges
    92
  - Preprogrammed Software Overrides
    92
    
    High Discharge Temperature
    92
    
    RAT & SAT Alarms both Active
    92
    
    Engine Speed Overrides
    92
    
    Operating Mode Overrides
    93
- Section 5 - Technician Interface
  
  95
- Section 6 - Messagecenter
  
  111
  - Messagecenter MESSAGES
    111
- Section 7 - Alarm Troubleshooting
  
  117
  - Introduction
    117
  - Notes
    117
  - Driver / Operator Alarms
    119
    
    Low Fuel Level Warning
    119
  - Shutdown Alarms
    120
    
    Low Engine Oil Pressure
    120
    
    High Coolant Temperature
    121
    
    High Discharge Pressure
    123
    
    High A/C Amps
    124
    
    Battery Voltage too High
    125
    
    Battery Voltage too Low
    126
    
    High Comp Discharge Temp
    127
    
    Low Refrigerant Pressure
    128
    
    Low Fuel Shutdown
    130
    
    Maximum Compressor Alarms
    131
    
    Technician Reset Required
    131
    
    Low Suction Superheat
    132
    
    A/C Current over Limit
    133
    
    Compression Ratio Exceeded
    135
    
    High Suction Pressure
    136
    
    Check Refrigeration System
    148
  - Engine Stalled
    148
  - Warning / Status Alarms
    149
    
    Alternator (Battery Charger) Not Charging
    149
    
    Box Temp Out-Of-Range
    150
    
    BOX TEMP OUT-OF-RANGE (Continued)
    151
    
    Defrost Not Complete
    152
    
    Check Defrost Air Switch
    153
    
    Check Remote Switch 1
    154
    
    Check Remote Switch 2
    154
    
    Datalogger (Datacorder) Not Recording
    155
    
    Datalogger (Data Recorder) Time Wrong
    156
    
    Door Open
    157
  - Electrical Alarms
    158
    
    Bad F2 or F3 Fuse
    158
    
    Power-Check Power Cord
    159
    
    Comp Motor Overload
    160
    
    Condenser Motor Overheated
    161
    
    CONDENSER MOTOR OVERHEATED (Continued)
    162
    
    Evap (Evaporator) Motor Overheated
    163
    
    EVAP MOTOR OVERHEATED (Continued)
    164
    
    Check Remote Auto Light
    165
    
    Check Htcon1 Relay Coil
    165
    
    Check Htcon2 Relay Coil
    166
    
    Check Start up Buzzer
    167
    
    Check Comp Contactor 1 (Compressor Contactor Relay)
    167
    
    Check Cdcon Relay Coil
    168
    
    Check Genconr Relay Coil
    168
    
    Check High Temp Thermostat (Evhts)
    169
    
    Check Standby (Power Supply Contactor Relay) Coil
    169
    
    Overload/Ground Fault
    170
    
    Check Evcon Coil
    171
    
    CHECK BYPASS (Unloader) CIRCUIT
    172
    
    Check Economizer Circuit
    173
    
    Check Liv Circuit
    174
  - Sensor Alarms
    175
    
    Check Ambient Air Sensor (Aat)
    175
    
    Check Return Air Sensor (Rat)
    176
    
    Check Supply Air Sensor (Sat)
    177
    
    Check Defrost Termination 1 Sensor (Dtt)
    178
    
    Check Compressor Discharge Sensor (Cdt)
    179
    
    Check Fuel Sensor (Fls)
    180
    
    Check Suction Temperature Sensor (Cst)
    181
    
    Amps Measure
    182
    
    Check Eng Coolant Sensor (Enct)
    183
    
    Check Engine Rpm Sensor (Enrpm)
    184
    
    Table 8-1. Maintenance Schedule
    214
    
    Figure 8-1. Fuel System Diagram
    216
    
    Figure 8-2. Fuel Bleed Components
    216
    
    Figure 8-3. Mechanical Fuel Pump
    217
    
    Figure 8-4. Electric Fuel Pump (Optional)
    217
    
    Figure 8-5. Fuel Level Sensor Wiring
    217
    
    Figure 8-6. Lube Oil Flow Diagram
    218
    
    Figure 8-7. Engine Speed Adjustment
    218
    
    Figure 8-8. Engine Crankcase Breather
    220
    
    Figure 8-9. Refrigerant System Service Connections
    220
    
    Table 8-2. CSMV Connections
    233
    
    Table 8-3. EVXV Connections
    234
    
    Table 8-4. Blower Wheel Identification
    239
    
    Table 8-5. Sensor Resistance (AAT, RAT, SAT, ENCT, EVOT, CST, DTT)
    246
    
    Table 8-6. Sensor Resistance (CDT)
    247
    
    Table 9-1. R-404A Temperature Pressure Chart
    249

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