Traulsen INTELA-TRAUL User Manual

INTELA-TRAUL
®
Quality Refrigeration
MASTER SERVICE MANUAL
Form Number TR35705, revised 10/04
Traulsen
4401 Blue Mound Road - Fort Worth, Texas 76106
Phone: (800) 825-8220 or (817) 625-9671
Fax-Service (817) 740-6757
For All Full Size Undercounter, G-Series and
R&A Series Refrigerator, Freezer, Dual-Temp
and Hot Food Unit Controllers

Traulsen INTELA-TRAUL Specifications

General

Brand	Traulsen
Model	INTELA-TRAUL
Category	Control Unit
Language	English

Summary

General Information

How To Use This Manual

Explains how to use the service manual effectively.

About INTELA-TRAUL

Provides overview of INTELA-TRAUL microprocessor controls.

Operating The Controller

Details on how to operate the controller interface.

Basic Service Procedures

Adjusting The Temperature

Step-by-step guide to adjust unit temperature settings.

Starting A Manual Defrost Cycle (R & A Series)

Procedure to initiate a manual defrost for R&A models.

Starting A Manual Defrost Cycle (G-Series)

Procedure to initiate a manual defrost for G-Series models.

Troubleshooting

Checking For Defective Sensors

Steps to diagnose issues with various controller sensors.

Checking For Failed Relays

Procedures to test and identify failed internal or external relays.

Checking For Other Failed Components

Guide for testing components like door switches and transformers.

Checking For Iced Evaporator Coil

Troubleshooting flowchart for evaporator coil icing issues.

Proper Sensor Placement

Instructions on correct placement of various unit sensors.

Control Architecture

R & A Series Refrigerator & Freezer Vertical Controller

Overview of the controller for R&A vertical units.

R & A Series Refrigerator & Freezer Vertical Controller: Parts assembly

Details on parts assembly for R&A vertical controllers.

UC & UL (Undercounter) Horizontal Controller

Overview of the controller for UC & UL horizontal units.

UC & UL (Undercounter) Horizontal Controller: Parts assembly

Details on parts assembly for UC & UL horizontal controllers.

G-Series Refrigerator & Freezer Vertical Controller

Overview of the controller for G-Series vertical units.

R-Series Heated Cabinet Vertical Controller

Overview of the controller for R-Series heated cabinets.

R-Series Heated Cabinet Vertical Controller: Parts assembly for H1 control versions only

Details on H1 version parts assembly for R-Series heated cabinets.

R-Series Heated Cabinet Vertical Controller: Parts assembly for MIT control versions only

Details on MIT version parts assembly for R-Series heated cabinets.

Removal/Installation

All Vertical Controllers

Steps for removing and installing vertical controllers.

All Horizontal Controllers

Steps for removing and installing horizontal controllers.

Problem Diagnosis

How to Use the Troubleshooting Trees

Guide on interpreting and using troubleshooting flowcharts.

High Temperature Alarm

Troubleshooting steps for high temperature alarms.

Low Temperature Alarm

Troubleshooting steps for low temperature alarms.

Door Open Alarm

Troubleshooting steps for door open alarms.

Power Loss Alarm

Troubleshooting steps for power loss alarms.

System Leak Alarm

Troubleshooting steps for system leak alarms.

Condenserclean Alarm

Troubleshooting steps for condenser clean alarms.

Accessing the Engineering Level

Accessing the Engineering Level

Procedure to enter the controller's engineering access level.

Control Parameters

Parameter Descriptions

Explains various control parameters and their functions.

Parameter Access & Units of Measurement

Details on accessing parameters and their measurement units.

G-Series Parameter Settings (MIT II Control Version)

Specific parameter settings for G-Series MIT II controllers.

R-Series Parameter Settings (MIT II Control Version)

Specific parameter settings for R-Series MIT II controllers.

R-Series Parameter Settings (MIT II Control Version)

Additional R-Series parameter settings for MIT II controllers.

Undercounter Parameter Settings (MIT II Control Version)

Specific parameter settings for Undercounter MIT II controllers.