Gree Slim Duct B Series User manual

OWNER’S
MANUAL
Indoor Unit
DUCT09HP230V1BD
DUCT12HP230V1BD
DUCT18HP230V1BD
DUCT24HP230V1BD
MODELS:
CAT NO:GREE_SLIM DUCT B_OWNERS_11102022
Thank you for choosing our product.
Please read this Owner’s Manual carefully before
operation and retain it for future reference.
To download an electric version of this manual visit
https://gree-comfort-dev.web.app/system-documentation/

Thank you for choosing a Slim Duct B Series indoor unit!
You can feel confident in your selection because the same pride in craftsmanship and engineering knowledge
that goes into millions of other GREE installed products worldwide has gone into your unit.
Please read this owner’s manual carefully before operation and retain it for future reference.
TABLE OF CONTENTS
Nomenclature...................................................................................................................................................................... 3
Safety Precautions............................................................................................................................................................. 4
Part Names.......................................................................................................................................................................... 6
System Functions ...............................................................................................................................................................7
Wired Controller ................................................................................................................................................................. 9
Operation of Remote Contoller .......................................................................................................................................16
Care and cleaning..............................................................................................................................................................21
Troubleshooting................................................................................................................................................................22
Energy Saving Tips.......................................................................................................................................................... 23
Warranty............................................................................................................................................................................. 24
Owner’s manual FAQ

SLIM DUCT B SERIES OWNERS MANUAL - INDOOR UNIT | 3
NOMENCLATURE
EXAMPLE: DUCT18HP230V1BD
DUCT 18 HP 230V 1 BD
Revision Level
Electrical Rating
230V - 208/230V-1PH-60Hz
Style/Color Designation
Product Type
O – Outdoor Units
C – Indoor Cassette
D – Indoor Slim Duct
F – Indoor Floor/Ceiling
Model Type
HP – Heat Pump
Capacity
09 – 9,000 BTUH
12 – 12,000 BTUH
18 – 18,000 BTUH
24 – 24,000 BTUH
Series Designation
CAS – Cassette
DUCT – Slim Duct
FLR – Floor/Ceiling
CONS – Mini Console

SLIM DUCT B SERIES OWNERS MANUAL - INDOOR UNIT | 4
SAFETY PRECAUTIONS
Please read the following before operation
Recognize safety information. This is the safety-alert symbol. When you see this symbol on the unit and in
instructions or manuals, be alert to the potential for personal injury. Understand these signal words: DANGER,
WARNING, and CAUTION. These words are used with the safety-alert symbol.
DANGER identifies the most serious hazards which will result in severe personal injury or death.
WARNING signifies hazards which could result in personal injury or death.
CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property
damage.
NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation.
NOTE: Your actual air conditioning & heating system and related devices may differ from the images shown in
this manual.
WARNING
This appliance is not intended for use by children without responsible adult supervision. Proper care should be
taken to ensure safety.
WARNING
Heat pumps, air conditioners & heating equipment should be installed, started up, and serviced only by qualified
installers and service technicians. Air conditioning, heat pumps and refrigeration systems are hazardous due
to high voltage electrical components, high refrigerant pressures, and moving parts.
WARNING
• Disconnect electrical power to the indoor and outdoor units before performing any maintenance or cleaning.
• Do not attempt to repair the GREE system yourself. Incorrect repairs may cause electric shock or fire.
Contact a qualified service technician for all service requirements.
• Keep combustible materials away from the unit.

SLIM DUCT B SERIES OWNERS MANUAL - INDOOR UNIT | 5
Please read the following before operation
CAUTION
• Do not put hands or any objects into the air inlets or outlets. This may cause personal injury or damage the
unit.
• When cleaning, be careful not to splash water on the unit. Doing this may cause electric shock or damage to
unit.
• Do not use or place any flammable, combustible or noxious substance next to the unit.
• In the event of a failure (burning smell, etc.), immediately disconnect all electrical power to indoor and
outdoor units.
• Never try repairing the system yourself; contact a qualified service technician for all repairs.
SAFETY PRECAUTIONS (Continued)