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CFF

- i Preface for TK 61888–4–MM
- - Introduction
Chapter 1: Safety Precautions
- 1.1: Danger, Warning, Caution, and Notice
- 1.2: General Practices
- 1.3: Refrigerant Hazards
- 1.4: Electrical Hazards
  - High Voltage
  - Low Voltage
- 1.5: Electrostatic Discharge Precautions
  - Electrostatic Discharge and the Controller
- 1.6: Welding on Refrigeration Units or Containers
- 1.7: First Aid
- 1.8: Identifying Unit Safety and Warning Decals
- 1.9: Serial Number Location
  - Component Serial Number Identification
Chapter 2: Service Guide
Chapter 3: Specifications
- 3.1: Unit Cooling Capacity
- 3.2: Evaporator Airflow
- 3.3: Electrical System
- 3.4: Refrigeration System
- 3.5: MP4000 Controller Specifications
- 3.6: Physical Specifications
- 3.7: Metric Hardware Torque Charts
Chapter 4: Unit Description
- 4.1: General Description
- 4.2: Scroll Compressor
  - Digital Port
  - Intermediate Suction Port
- 4.3: MP4000 Controller
  - Power Module Fuses
- 4.4: Compressor Digital Control Valve
- 4.5: Economizer Heat Exchange System
- 4.6: Temperature Sensors
- 4.7: Fresh Air Exchange System
- 4.8: Receiver Tank Sight Glass
- 4.9: Evaporator Fans
- 4.10: Condenser Fan Control
  - 4.10.1: USDA Cold Treatment Temperature Recording (Standard)
- 4.11: Unit Options
  - 4.11.1: Remote Monitoring Modem (RMM, RMM+) (Optional)
  - 4.11.2: Suction and Discharge Pressure Sensors
  - 4.11.3: Water-Cooled Condenser/Receiver Tank
  - 4.11.4: Air Ventilation Logging (AVL)
  - 4.11.5: Advanced Fresh Air Management (AFAM) System
    - AFAM Operation
    - AFAM Vent Door Assembly
  - 4.11.6: Advanced Fresh Air Management Plus (AFAM+) System
Chapter 5: Controller Description
- 5.1: MP4000 Controller
  - Back-up Battery
  - Input and Output Signals
- 5.2: Standard Display
  - 5.2.1: Viewing Alarms/Messages from Standard Display
  - 5.2.2: Display Alternate Fahrenheit (F) or Celsius (C) Temperatures
  - 5.2.3: Changing Setpoint
  - 5.2.4: Main Menu
- 5.3: Keys and Indicator LEDs
Chapter 6: Operating Instructions
- 6.1: Function Keys
  - Unit On/Off Key
- 6.2: Sequence of Operation
  - 6.2.1: Unit Start-up
  - 6.2.2: Initiating a Manual Defrost
  - 6.2.3: Pretrip Inspection (PTI)
  - 6.2.4: Lock Padlock
  - 6.2.5: Controller Back-up Battery
- 6.3: Controller Lockup Issue
- 6.4: Emergency Run Mode
Chapter 7: Navigating Controller Operating Menu
- Menu Scrolling Keys
- Changing Screen Contrast
Chapter 8: Main Menu
- 8.1: Main Menu
- 8.2: Values Menu
- 8.3: Controls Menu
  - 8.3.1: Cold Treatment (CT)
  - 8.3.2: Multiple Temperature Set (MTS)
  - 8.3.3: OptiSet™
  - 8.3.4: Temperature Setpoint
  - 8.3.5: Controlling Mode
  - 8.3.6: Pull Down Selection
  - 8.3.7: Water Cooled Condenser
  - 8.3.8: Dehumidify Control
  - 8.3.9: Dehumidify Setpoint
  - 8.3.10: AVL (Air Ventilation Logging)
  - 8.3.11: Fresh Air Vent Man - AFAM Mode
  - 8.3.12: Fresh Air Vent Man - AFAM+ Mode
  - 8.3.13: AFAM Delay
  - 8.3.14: AFAM Rate
  - 8.3.15: AFAM+ CO2 Max
  - 8.3.16: AFAM+ O2 Min
  - 8.3.17: Smart PTI
  - 8.3.18: Silent Mode
- 8.4: Alarm Menu
  - Alarm Code States
  - Alarm Codes
- 8.5: Message Menu
- 8.6: Configuration Menu
  - Unit
  - Options
  - System
  - Clock
  - Calibrate
  - Icon Menu
  - 8.6.1: Refrigerant Selection
- 8.7: Log View Menu
- 8.8: Info Menu
Chapter 9: Special Function Keys - User Activated Commands
- 9.1: PTI Key
- 9.2: Defrost Key
- 9.3: PTI (Pretrip) Tests
  - 9.3.1: Manual Function Test
  - 9.3.2: Function Test
Chapter 10: Air Ventilation Logging (AVL)
Chapter 11: Advanced Fresh Air Management (AFAM) System
- 11.1: Starting the AFAM System
- 11.2: Change the AFAM Delay
- 11.3: Change the AFAM Rate
Chapter 12: Advanced Fresh Air Management Plus (AFAM+) System
- 12.1: Set AFAM+ System Values
- 12.2: Change the AFAM Delay
- 12.3: Change the CO2 Minimum and Maximum Setting
- 12.4: Change the AFAM+ Settings Using OptiSet™
- 12.5: Modify OptiSet Product Settings
- 12.6: Testing AFAM / AFAM+ System
- 12.7: AFAM+ Option Alarm Codes
  - System Operation Verification
  - Alarm Codes and Actions
Chapter 13: Pulsating Vent Door
Chapter 14: Operating Theory
- 14.1: Chill Loads (Setpoint at -9.9 C [14.1 F] and Above)
  - Supply Air Sensor Control
- 14.2: Frozen Loads (Setpoint at -10 C [14 F] and Below)
  - Cooling Capacity Display in Main Screen
- 14.3: Compressor Vapor Injection
- 14.4: High Temperature Protection
- 14.5: Power Limit Mode
- 14.6: Evaporator Fan Control
  - Chill Loads (Setpoints of -9.9 C [14.1 F] and Above)
  - Frozen Loads (Setpoint at -10.0 C [14.0 F] or Below)
- 14.7: Condenser Fan Control
- 14.8: Probe Test
- 14.9: Dehumidify Mode
- 14.10: Continuous Temperature Control Operation
- 14.11: Compressor Digital Control Valve
- 14.12: Economizer System
- 14.13: Data Recording and Downloading Data
- 14.14: Cold Treatment (CT)
- 14.15: Multiple Temperature Setpoint (MTS)
Chapter 15: Controller Maintenance
- 15.1: Controller Door Open and Close Instructions
- 15.2: Flashloading Controller Software
- 15.3: MP4000 Test System Tool
- 15.4: Controller Replacement
Chapter 16: Electrical Maintenance
- 16.1: Unit Protection Devices
  - 16.1.1: Main Circuit Breaker
  - 16.1.2: Evaporator Overheat Protection
- 16.2: High Pressure Cutout Switch
- 16.3: High Pressure Cutout Manifold
- 16.4: High Pressure Cutout Switch Removal/Installation
- 16.5: Low Pressure Cutout Switch
  - Removal
  - Installation
- 16.6: Low Pressure Cutout Switch or Suction Transducer Configuration
- 16.7: Discharge and Low Pressure Sensors (Optional)
  - Removal
  - Installation
- 16.8: Condenser Fan and Evaporator Fan Rotation
- 16.9: Evaporator Heater Selection
  - Extended Capacity Heaters
  - Electric Heaters Malfunction
- 16.10: Compressor Discharge Temperature Sensor
  - Replacement
- 16.11: Temperature Sensors
Chapter 17: Refrigeration Maintenance
- 17.1: Introduction
- 17.2: Tools
- 17.3: Vacuum Pump
- 17.4: Filters and Cartridges
- 17.5: Refrigerant Recovery Equipment
- 17.6: Detecting Leaks
- 17.7: Special Service Fittings
- 17.8: Oil Acid Test
- 17.9: Isolate Compressor
- 17.10: Gauge Manifold Set
  - Using a New Gauge Manifold Set
  - Gauge Manifold Valve Positions
- 17.11: Gauge Manifold Set Installation and Removal
- 17.12: Checking Refrigerant Charge
- 17.13: Receiver Tank Sight Glass
- 17.14: Leak Testing Refrigeration System
- 17.15: Using Pressurized Nitrogen
- 17.16: Recovering Refrigerant from System
- 17.17: Evacuation and Cleanup of Refrigeration System
  - 17.17.1: Unit Preparation and Hookup
  - 17.17.2: Unit Evacuation
  - 17.17.3: Pressure Rise Test
  - 17.17.4: Factors Affecting Speed of System Evacuation
  - 17.17.5: Heat Saves Time
- 17.18: Charging System with Refrigerant
- 17.19: Compressor Replacement
- 17.20: Condenser Coil Replacement
- 17.21: Filter Drier/In-line Filter Replacement
- 17.22: Evaporator Expansion Valve (TXV) Replacement
- 17.23: Economizer Expansion Valve Replacement
- 17.24: Economizer Heat Exchanger Replacement
- 17.25: Receiver Tank/ Water-Cooled Condenser Tank Replacement
- 17.26: Vapor Injection Valve Replacement
- 17.27: Compressor Digital Control Valve Replacement
Chapter 18: Servicing the Unit
- 18.1: Taking Care of the Structure
- 18.2: Adjusting the Fresh Air Exchange System
Chapter 19: Diagnostics
- 19.1: Introduction
- 19.2: MP4000 Diagnostics
- 19.3: Mechanical Diagnostics
- 19.4: Refrigeration Diagnostics
- 19.5: Status Messages and Controller Actions
- 19.6: Alarm Codes and Corrective Actions
Chapter 20: Diagrams
- 20.1: Diagram Index

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Special Function Keys - User Activated Commands

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PTI Key
Defrost Key
PTI (Pretrip) Tests

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