LIGHT COMMERCIAL SPLIT SYSTEMS
3D DC INVERTER HEAT PUMP
SERVICE MANUAL
Single Zone
ALL RIGHTS RESERVED. PARKER DAVIS HVAC INTERNATIONAL, INC., DORAL, FL 33172 USA
Phone: (800) 243-0340 www.highseer.com
RevisionA:1605,Contentupdated.
ModelNumbers:
IndoorUnitModelNumbers:
CeilingCassette ConcealedDucted Floor,Ceiling,LowWall
CB009GMFILCFHD RB009GMFILCFHD FB009GMFILCFHD
CB012GMFILCFHD RB012GMFILCFHD FB012GMFILCFHD
CB018GMFILCFHD RB018GMFILCFHD UB018GMFILCFHD
CB024GMFILCFHD RB024GMFILCFHD UB024GMFILCFHD
CB036GMFILCFHD RB036GMFILCFHD UB036GMFILCFHD
CB048GMFILCFHD RB048GMFILCFHD UB048GMFILCFHD
OutdoorUnit:
StandardCommunicationCircuitModels:
YN009GMFI22RPD YN012GMFI22RPD YN018GMFI22RPD
YN024GMFI22RPD
RS‐485CommunicationCircuitModels:
YN036GMFI17RUD YN038GMFI17RUD
Table of Contents
1. Precaution
2. Part Names And Functions
3. Dimension
4. Service space
5. Refrigerant Cycle Diagram
6. Wiring Diagram
7. Static Pressure
8. Electric Characteristics
9. Sound Level
10. Accessories
11. The Specification of Power
12. Installation Details
13. Operation Characteristics
14. Electronic Function
15. Solar Panel
16. Troubleshooting
17. Disassembly Instructions
WARNING
Installation MUST conform with local building codes or, in the absence of local codes, with the National
Electrical Code NFPA70/ANSI C1-1993 or current edition and Canadian Electrical Code Part1 CSA
C.22.1.
The information contained in the manual is intended for use by a qualified service technician familiar
with safety procedures and equipped with the proper tools and test instruments
Installation or repairs made by unqualified persons can result in hazards to you and others.
Failure to carefully read and follow all instructions in this manual can result in equipment malfunction,
property damage, personal injury and/or death.
This service is only for service engineer to use.
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