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TABLE OF CONTENTS
-1-
I. General Information
a) How To Use This Manual Page 2
b) About INTELA-TRAUL Page 2
c) Operating The Controller Page 2
II. Basic Service Procedures
a) Adjusting The Temperature Page 3
b) Starting A Manual Defrost Cycle (R & A Series) Page 4
c) Starting A Manual Defrost Cycle (G-Series) Page 5
III. Troubleshooting
a) Checking For Defective Sensors Page 6
b) Checking For Failed Relays Page 7
c) Checking For Other Failed Components Page 8
d) Checking For Iced Evaporator Coil Page 9
e) Proper Sensor Placement Page 10
IV. Control Architecture
a) R & A Series Refrigerator & Freezer Vertical Controllers Page 11-14
b) Undercounter Refrigerator & Freezer Horizontal Controllers Page 15
c) G-Series Refrigerator & Freezer Vertical Controllers Page 16-17
d) R & A Series Heated Cabinet Vertical Controllers Page 18-20
V. Removal/Installation
a) All Vertical Controllers Pages 21-22
b) All Horizontal Controllers Page 23
VI. Problem Diagnosis
a) How To Use Troubleshooting Trees Page 24
b) Hi-Temp Alarm (all HT/RI & LT/IF models) Page 25
c) Lo-Temp Alarm (all HT/RI & LT/IF models) Page 26
d) Door Open Alarm (all HT/RI, LT/IF HF/IH models) Page 27
e) Power Loss Alarm (all HT/RI, LT/IF HF/IH models) Page 28
f) System Leak Alarm (all HT/RI & LT/IF models) Page 29
g) Condenserclean Alarm (all HT/RI & LT/IF models) Page 30
VII. Accessing The Engineering Level Page 31
VIII. Control Parameters
a) Parameter Descriptions Page 32-33
b) Parameter Access & Units Of Measurement Page 34
c) G-Series Parameter Settings Page 35
d) R-Series Parameter Settings - Refrigerator Models Page 36
e) R-Series Parameter Settings - Freezer Models Page 37
f) Undercounter Parameter Settings Page 38