Traulsen 789 User Manual

Page of 40
TABLE OF CONTENTS
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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