Technibel 38.7104.070, Technical Data & Service Manual, Page: 3 / 36

Page
1. SPECIFICATIONS
4
1-1 Unit specifications
4
1-2 Major Component specifications 6
1-3 Other Component specifications 8
2. DIMENSIONAL DATA
9
3. PERFORMANCE DATA
10
3-1 Air Throw Distance Chart 10
4. ELECTRICAL DATA
13
4-1 Electric Wiring Diagrams 13
4-2 Wiring System Diagrams 14
5. FUNCTION
14
5-1 Cool Mode Operation 14
5-2 Heat Mode Operation 15
5-3 Auto (cool/heat) Mode Operation 16
5-4 Dry Mode Operation 17
5-5 Fan Mode Operation 17
5-6 Auto Fan Speed 17
5-7 Forced-Made 18
5-8 Protection Operations in Cool and Dry Modes 18
5-9 Protection Operation in Heat Mode 19
5-10 I Feel Function 21
5-11 Night Function 21
5-12 Diagnostic 22
5-13 Jumpers Configuration 23
5-14 Contacts for Building Automation 24
5-15 Maintenance 25
6. TROUBLESHOOTING
26
6-1 Check before and after troubleshooting 26
6-2 Circuit Breaker Trips or Fuse Blows 26
6-3 Circuit Breaker in several minutes after turning air conditioner on 26
6-4 Unit and Compressor do not run 27
6-5 Some parts of the Air Conditioner do not operate 28
6-6 Air Conditioner operates, but abnormalities aer observed 29
6-7 Poor Cooling or Heating 31
6-8 Excessive Cooling or Hating 32
6-9 If a Sensor is defective 32
7. CHECKING ELETRICAL COMPONENTS
33
7-1 Measurement of Insulation Resistance 33
7-2 Checking Continuity of Fuse on PCB Ass'y 34
Table of Contents
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