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12LR-N
IVT 12LR-N Manuals
Manuals and User Guides for IVT 12LR-N. We have
1
IVT 12LR-N manual available for free PDF download: Service Manual
IVT 12LR-N Service Manual (64 pages)
SPLIT TYPE AIR TO AIR HEAT PUMP
Brand:
IVT
| Category:
Heat Pump
| Size: 6.92 MB
Table of Contents
Table of Contents
1
Service Manual
1
Chapter 1. Specification
2
Specification
2
External Dimension
4
Wiring Diagram
5
Electrical Parts
5
Chapter 2. Explamation of Circuit and Op- Eration Block Diagrams
6
Eration 1] Block Diagrams
6
Microcomputer Control System
8
Function
12
Operation Manual
21
Chapter 3. Function and Operation of Pro- Tective Procedures Protection Device Functions and Operations
23
Air to Air Heat Pump Operation in Thermistor Error
25
Thermistor Temperature Characteristics
27
How to Operate the Outdoor Unit Independently
28
General Troubleshooting Chart
28
Malfunction (Parts) Check Method
30
Outdoor Unit Check Method
33
Troubleshooting Guide
36
Flow Fow Refrigerant
44
Standard Condition
44
Temperature at each Part and Pressure in 3-Way Valve
44
Chapter 4. Refrigeration Cycle 1] Flow Fow Refrigerant
44
Performance Curves
45
Chapter 5. Disassembly Procedure
46
Indoor Unit
46
The Wire Guard and the Plasm- Cluster Unit
49
Outdoor Unit
51
Parts Guide
55
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