Service Manual
Manuals
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Daikin Manuals
Ductless Mini Splits
18,000 BTU 18 SEER Dual Zone Wall Mounted Mini-Split Heat Pump System 7+7
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Table Of Contents
Cover
Table of Contents
Part 1 List of Functions
1. Functions
Part 2 Specifications
1. Indoor Unit
2. Outdoor Unit
Part 3 Printed Circuit Board Connector Wiring Diagram
1. Indoor Unit
2. Wired Remote Controller
3. Wireless Remote Controller
4. Outdoor Unit
Part 4 Function and Control
1. Function of CTXS, FTXS, CDXS, FDXS, FVXS Series
2. Function of FFQ Series
3. Control Specification
Part 5 Remote Controller
1. CTXS, FTXS Series
2. CDXS, FDXS Series
3. FVXS Series
4. FFQ Series
Part 6 Service Diagnosis
1. General Problem Symptoms and Check Items
2. Troubleshooting with LED
3. Service Diagnosis
4. Code Indication on Remote Controller
5. Troubleshooting for CTXS, FTXS, CDXS, FDXS, FVXS Series
6. Troubleshooting for FFQ Series
7. Troubleshooting for Outdoor Unit
8. Check
Part 7 Trial Operation and Field Settings
1. Pump Down Operation
2. Wiring Error Check Function
3. Trial Operation
4. Field Settings
5. Silicon Grease on Power Transistor / Diode Bridge
Part 8 Appendix
1. Piping Diagrams
2. Wiring Diagrams
SiUS12150
2E
Outdoor Unit
Printed Circu
it Board Connector Wiring Diag
ram
31
V401
FU1
E1, E2
HL1, HN1
V3
V2
FU3
S
S15
S23
S22
S21
S20
S201
S92
S90
S93
S40
S70
FU2
S80
U,
V
,
W
S202
2P350358-10
2P350358-11
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