Manual for YN020GMFI22M2D

Manual for YN020GMFI22M2D

Brand: PIONEER

Category: Air Conditioner

Document Type: Manual

Language: EN

Uploaded: Nov. 21, 2025, 7:07 p.m.

Operation details are described across various sections, including Indoor Unit Combination, Dimension of Outdoor Unit, Refrigerant Cycle Diagram, Installation Details, Electronic Function, and Control and Functions. The manual outlines procedures for installation, including pipe length and elevation, evacuation using a vacuum pump, and adding refrigerant. It also details electronic functions such as various protections, defrosting control, fan control, and electronic expansion valve operation. Capacity request calculation for cooling and heating modes is explained, along with wiring diagrams and troubleshooting guidance.

Troubleshooting and error codes

Model Min-Max (Nominal) Capacity Suggested Combination Limit
TWO Zone 12,000~24,000 (18,000) BTU/h 9+9 None
9+12
12+12
...
THREE Zone 18,000~36,000 (27,000) BTU/h 9+9 Maximum 1 piece DUCTED or FLEXMOUNT Indoor unit
9+12
9+18
12+12
12+18
18+18
9+9+9
...
FOUR Zone 24,000~48,000 (36,000) BTU/h 9+18 None
12+12
12+18
18+18
9+9+9
9+9+12
9+9+18
9+12+12
9+12+18
12+12+12
12+12+18
12+18+18
9+9+9+9
9+9+9+12
9+9+9+18
9+9+12+12
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