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Thermo King SL-300 Service Manual

Thermo King SL-300
342 pages
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TK 50045 (Rev. 16, 01-2018)
Ingersoll Rand Company Ltd. • Monivea Road • Mervue, Galway • Ireland
Maintenance Manual
Trailer Units
SL-100
SL-200
SL-300
SL-400
SL-TCI
SL-100e
SL-200e
SL-400e
SPECTRUM SL
SLX-100
SLX-200
SLX-300
SLX-400
SLX SPECTRUM
SLX Whisper
SLX Ferry
SLXe-100
SLXe-200
SLXe-300
SLXe-400
SLXe SPECTRUM
SLXe Whisper
SLXe-300 Whisper Pro
SLXe SPECTRUM Whisper
Pro
SLXi-100
SLXi-200
SLXi-300
SLXi-400
SLXi Spectrum
SLXi-300 Whisper Pro
SLXi SPECTRUM Whisper
Pro

Table of Contents

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Thermo King SL-300 Specifications

General IconGeneral
BrandThermo King
ModelSL-300
CategoryRefrigerator
LanguageEnglish

Summary

Maintenance Manual

Trailer Units

Lists various Thermo King trailer unit models covered by the manual.

Electrical Maintenance

Defrost System

Explains the defrost cycle and its components.

Refrigeration Maintenance

Refrigerant Recovery

Procedures for recovering HFC refrigerant.

Evacuating and Charging Smart Reefer Multi-Temp Systems

Steps for evacuating and charging multi-temp systems.

System Evacuation

Importance and procedure for system evacuation.

Specifications

Engine

Details engine models, fuel type, oil capacity, and oil viscosity.

Refrigeration System

Details refrigerant types, compressor models, and refrigerant charge.

Heat and Defrost System

Explains heat/defrost methods and termination switches.

Safety Precautions

GENERAL PRACTICES

Lists essential safety practices for unit operation and maintenance.

AUTO START/STOP CONTROLS

Warning about automatic unit startup and required precautions.

ELECTRICAL

Microprocessor Service

Precautions to prevent electrostatic discharge when servicing microprocessors.

High Voltage

Warning about potential fatal injury from electrical shock.

Precautions

First Aid

Immediate actions to take following electrical shock.

ENGINE

Diesel Engine Model

Lists diesel engine models used in the units.

ENGINE (CONTINUED)

REFRIGERATION SYSTEM

Compressor Model

Lists compressor models used in various unit series.

Refrigerant Charge

Specifies refrigerant charge amounts for different models.

HEAT AND DEFROST SYSTEM

CONTROLLER

Type

Lists the types of controllers used in various models.

Maintenance Inspection Schedule

UNIT MODELS: ALL SL AND SLe AND SPECTRUM MODELS HOST UNIT

UNIT MODELS: ALL SLX, SLXe RANGE AND SPECTRUM MODELS HOST UNIT

Engine & Unit Mechanical Items

Inspection and maintenance of engine and unit mechanical items.

UNIT MODELS: SLX, SLXe SPECTRUM

UNIT MODELS: ALL SLXi-100, SLXi-200, SLXi-300, SLXi-400, SLXi SPECTRUM RANGE

Engine and Unit Mechanical Items

Inspection and maintenance of engine and unit mechanical items.

Refrigeration

Checking refrigerant level and system pressures.

Unit Description

Single Temperature Systems

Description of single temperature units designed for trailers.

Multi-temperature Systems

Description of multi-temperature refrigeration systems for compartments.

SINGLE TEMPERATURE SYSTEMS

MULTI-TEMPERATURE SYSTEMS

UNIT FEATURES

Controllers

Describes various controller types used in the units.

CONTROLLERS

Thermoguard µP-IV, µP-V or µP-VI Microprocessor Controller (µP-IV, µP-V or µP-VI)

Describes µP-IV, µP-V, and µP-VI controllers and their applications.

Service Test Mode (Standard on TG-VI, µP-IV, µP-V, µP-VI, SR-2 and SR-3 Controllers)

Explains the Service Test mode for diagnostics and service procedures.

Tracking Option (µP-IV, µP-V, µP-V, SR-2 and SR-3 Controllers)

CYCLE-SENTRY (Start/Stop) Control Option

Describes the CYCLE-SENTRY system for automatic start/stop operation.

OptiSet™ Option

Sequence of Operation

Explains the sequence of operations for engine and electric modes.

Electric Operation

CYCLE-SENTRY Mode

Explains CYCLE-SENTRY modes and their features for electric operation.

SL-100, SL-100e, SL-200 and SL-200e (TG-VI Controller)

Operating Characteristics of TG-VI Controller

Explains TG-VI controller operation characteristics and software versions.

CYCLE-SENTRY Mode with or without Modulation

Details CYCLE-SENTRY modes with or without modulation.

SL-300 (µP-IV or µP-V Controller)

Operating Characteristics of µP-IV and µP-V Software

Explains µP-IV and µP-V software operation characteristics for multi-temp systems.

THERMO KING SR BASIC OPERATIONAL SEQUENCE DIESEL MODE

THERMO KING SR BASIC OPERATIONAL SEQUENCE ELECTRIC STANDBY MODE

Operation

Details the operational sequence of components during electric standby startup.

SL TCI, SPECTRUM SL (Multi-Temp µP-IV Controller) and SLX/SLXe/SLXi SPECTRUM (with Multi-temp SR-2/SR-3 Controller).

Operating Characteristics of Multi-Temp µP-IV Software

Explains µP-IV software operation characteristics for multi-temp systems.

Operating Characteristics of TCI and SPECTRUM Multi-Temp Systems

Describes operating characteristics of TCI and SPECTRUM multi-temp systems.

Zone 1 on COOL, Zone 2 on COOL and Zone 3 on HEAT

Defrost

Describes defrost initiation, termination, and operation logic.

Engine Compartment Components

Remote Evaporator Unit Description

UNIT OPERATION

PROTECTION DEVICES

TG-VI, µP-IV, µP-V, µP-VI and SR-2/SR-3 Control Systems

Lists protection devices for various control systems.

Operating Instructions

Unit Controls

Details the unit control panel and its functions.

Unit Operation (Single or Multi-Temp SR-2/SR-3)

Step-by-step guide for operating units with SR-2/SR-3 controllers.

Manual Pretrip Inspection (Before Starting Unit)

Procedure for performing a manual pretrip inspection.

Unit Protection Devices

Lists and explains various unit protection devices.

Unit Operation

General overview of unit operation.

Visual Pre-trip Inspection

Procedure for conducting a visual pre-trip inspection.

Selection of Operating Modes on CYCLE-SENTRY Equipped Units

How to select operating modes on CYCLE-SENTRY units.

Starting Units on Continuous Run, Diesel Operation

Steps for starting units on continuous run in diesel operation.

Starting Units on CYCLE-SENTRY, Diesel Operation

Steps for starting units on CYCLE-SENTRY in diesel operation.

Starting Model 50 Units on Electric Standby Power

Steps for starting Model 50 units on electric standby power.

Controller Operation

Thermoguard Multi-temp MT µP-IV and µP-V Controllers

Details operation for MT µP-IV and µP-V controllers.

Selecting CYCLE-SENTRY or Continuous Run Mode (Multi-Temp MT µP-IV and µP-V ONLY)

How to select operating modes for MT µP-IV/µP-V controllers.

Thermoguard TG-VI Controller

Details operation for the TG-VI controller.

Unit Self-Check Test

Procedure for performing the unit self-check test.

Multi-Temp Remote Control Panel

Describes the multi-temp remote control panel and its functions.

Thermoguard µP-VI Controller

Details operation for the µP-VI controller.

Entering Setpoint Temperature

Procedure for entering setpoint temperatures.

Selecting CYCLE-SENTRY or Continuous Run Mode

How to select operating modes.

Initiating Manual Defrost

Procedure for initiating manual defrost.

Displaying and Clearing Alarm Codes

How to display and clear alarm codes.

Unit Pre-trip Test

Procedure for performing the unit pre-trip test.

SR-2/SR-3 Controller

Details operation for SR-2/SR-3 controllers.

HMI Control Panel

Description of the HMI control panel and its keys.

Changing the Setpoint

Procedure for changing the setpoint.

Selecting CYCLE-SENTRY or Continuous Mode

How to select operating modes.

Initiating a Manual Defrost Cycle

Procedure for initiating a manual defrost cycle.

Navigating the Operator Menu

Steps to access and navigate the operator menu.

Mechanical Diagnosis

TK 482, TK 486 and TK 486V Engines

Diagnostic guide for TK 482, 486, and 486V engines.

CONDITION POSSIBLE CAUSE REMEDY

TG-VI, µP-IV, µP-V or µP-VI:

Common engine starting issues related to controllers.

Oil pressure too low or drops suddenly.

Possible causes and remedies for low or dropping oil pressure.

Battery is not recharging or is overcharging

Possible causes and remedies for battery charging issues.

Refrigeration System Diagnosis

Single Temperature Refrigeration System Diagrams

Multi-Temperature Refrigeration System Diagrams

Wiring Diagrams and Wiring Schematics

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