Sanyo SAP122KCH Manuals

Manuals and User Guides for Sanyo SAP122KCH. We have 1 Sanyo SAP122KCH manual available for free PDF download: Service Manual

Sanyo SAP122KCH Service Manual (157 pages)

Split system air conditioner & heat pump

Brand: Sanyo | Category: Air Conditioner | Size: 15.27 MB

Table of Contents
1
Performance & Electrical Ratings
2
Features
2
Dimensions & Weight
2
Major Components Specifications
5
External Line Break Overload Relay
8
Compressor Identification
11
Marking
11
Compressor Code No.
11
Compressor Wire Orientation
11
Construction of the Unit
12
Indoor Unit
12
Outdoor Unit
12
Dimensional Data
15
Dimensions
15
Performance Charts
18
Heater
18
High Load Prevention Mechanism
18
Outdoor Fan Speed
18
Cooling Characteristics
19
Operating Instructions
28
Control Unit
28
Monitor Panel
28
How to Start Air Conditioner
29
How to Stop
29
NIGHT SET BK Operation
29
TIMER Operation
30
Set off Mode
30
Set on Mode
30
FAN Speed Control
30
Air Flow Direction Adjustment
31
Adjustment in Vertical Direction
31
Adjustment in Horizontal Direction
31
Heating Performance
36
Automatic Electric Heater Control
36
Microcomputer Defrosting
36
When Stand by Lamp Glows
36
Installation Instructions
37
General
38
Tools Required for Installation
38
Accessories Supplied with Unit for Installation
38
Optional Copper Tubing Kit
38
Installation Site Selection
39
Additional Materials Required
39
How to Install Indoor Unit
40
Make a Hole
40
Remove the Rear Panel from the Unit
41
Install the Rear Panel
41
Remove the Casing in Order to Install the Indoor Unit
42
Shape the Indoor Side Piping
42
Wiring Instruction for Interunit Connections
42
Mounting
43
How to Install Outdoor Unit
44
Drain Piping
44
Install the Control Unit
44
Wiring Instructions on Outdoor Unit
44
Refrigerant Piping
45
Use of the Flaring Method
45
Flaring Procedure with a Flare Tool
45
Caution before Connecting Pipes Tightlyt
45
Connecting Pipes between Indoor and Outdoor Units
46
Insulation of Refrigerant Pipes
46
Taping the Pipes
46
Finishing the Installation
46
Air Purging
47
Piping Diagram for Air Purging
47
Quick Air Purge System
47
Air Purging Procedure
47
Trial Run
48
Service Valve Construction
48
Valve Position
48
Pump down
48
Type of Copper Tubes and Insulation Material
50
Refrigerant Tubing
57
Connecting Tubes between Indoor and Outdoor Units
58
Insulation of Refrigerant Tubes
58
Taping the Tubes
58
Tubing Diagram for Air Purging
59
Troubleshooting
61
Air Conditioner Does Not Operate
62
Circuit Breaker Trips
62
Neither Indoor Unit nor Outdoor Unit Runs
64
Some Part of Air Conditioner Does Not Operate
65
Indoor Fan Does Not Run
65
Neither Outdoor Fan nor Compressor Runs
66
Only Outdoor Fan Does Not Run
67
Only Compressor Does Not Run
68
Compressor Frequently Repeats on and off
69
Poor Cooling
70
Excessive Cooling
71
Description of Functions
72
Mode Selection
72
Manual Mode
72
Night Set BK Mode
72
Checking and Replacing Electrical Components
91
Connector Identification on Controller PCB
92
Measurement of Insulation Resistance of the Power Cord
93
Measurement of Insulation Resistance of the Fan Motor
93
Checking of the Outdoor Fan Motor
94
Checking of the Motor Capacitor
95
Checking of the Compressor Motor Winding
95
Checking of the Remote Control Unit Proper
96
Use of the Test Switch
96
Checking of the Items of the Remote Control Unit
96
Checking of the Operation Pushbutton
97
Checking of the Timer
97
Checking of the Thermostat
97
Checking of the Continuity of Fuse on the Controller PCB
98
Method to Replace Fuse on Controller PCB
98
Checking of the Output of the Controller PCB for Fan Motor Terminals
98
Checking of the Power Transformer
99
Checking of the Indoor Fan Motor
99
Checking of the PTC Thermistor
100
Checking of the Compressor Overload Relay
100
Measurement of Insulation Resistance of the Compressor
101
Position of the Selector
104
Method to Replace Fuse on the Controller PCB
105
Disassembly and Service Procedures
108
Casing Removal
109
Electrical Components Box
109
Controller PCB
109
Evaporator Removal
110
Heater Thermal Protector
110
Removal of the Electric Heater
110
Fan and Fan Motor Removal
111
Cabinet Removal
112
Compressor Replacement
113
Tool List for Compressor Replacement
113
Safety Precautions
113
Compressor Replacement Procedures
114
Separating the Outdoor Unit
114
Removing the Old Compressor
115
Important Notice
116
Installing a New Compressor
117
Leak Test, Evacuation and Charging
118
Required Tools and System Set up
118
System Leak Test at the Service Site
118
Evacuation
119
Charging Refrigerant
120
Preparation of Refrigerant
120
Charging Procedure
120
Parts List
122
Refrigerant Schematic Diagram
146
Cooling Cycle
147
Heating Cycle
147
Electric Wiring Diagram
148

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Sanyo SAP122KCH Service Manual (157 pages)

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