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Sanyo
Air Conditioner
STW1225H2
Page 68
Sanyo STW1225H2 - Page 68
68 pages
Manual
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SANYO HVAC SERVICE CENTER
SANYO Fisher Service Company
1165 Allgood Road, Suite 22, Marietta, GA 30062 U.S.A.
300 Applewood Crescent, Concord, Ontario, L4K 5C7, CANADA
Jan.30, 2002
67
Table of Contents
Main Page
Table of Contents
4
Operating Range
5
Specifications
6
Unit Specifications
6
Major Component Specifications
10
Other Component Specifications
14
Dimensional Data
15
Refrigerant Flow Diagram
16
Performance Data
17
Cooling Capacity
17
Heating Capacity (Heat Pump Performance)
33
Electrical Data
34
Electrical Characteristics
34
Electrical Wiring Diagrams
40
Electrical Parts Layout
44
Ass'y (Printed Pattern)
45
Troubleshooting
46
Check before and after Troubleshooting
46
Air Conditioner Does Not Operate
47
Some Part of Air Conditioner Does Not Operate
49
Air Conditioner Operates, but Abnormalities Are Observed
51
If a Sensor Is Defective
52
Checking Electrical Components
53
Measurement of Insulation Resistance
53
Checking Motor Capacitor
54
Checking Fan Motor Winding
54
Checking Compressor Motor Winding
54
Checking Thermistor
54
Disassembly Procedure
55
Removing Front Grille
55
Removing Wall Sleeve
55
Removing Electrical Junction Box
55
Removing Electric Heater
56
Removing Indoor Fan
57
Removing Indoor Fan Motor
58
Removing Evaporator
58
Removing Condenser
59
Removing Propeller Fan
60
Removing Outdoor Fan Motor
60
Function
61
Room Temperature Control
61
Freeze Prevention
63
Freeze Protection
63
Defrosting Operation (Heating)
64
Appendix
65
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