Pioneer WT009GLFI19HLD User Manual

CS78421-548-754
DUCTLESS MINI SPLIT SYSTEM AIR CONDITIONER / HEAT PUMP
IMPORTANT NOTICE:
Please read this manual carefully before installing
or operating your new air conditioning system.
Be sure to save this manual for future reference.
Service Manual
WYT Inverter Series
For
9,000-36,000 BTU/hr Systems

Pioneer WT009GLFI19HLD Specifications

General

Energy Efficiency Ratio (EER)	11.0
Power Consumption (Cooling)	820W
Refrigerant	R32
Cooling Capacity	9000 BTU
Indoor Unit Weight	9 kg

Summary

Important Notice

Refrigeration Cycle Diagram

Operation Details

Remote Controller Functions

Electronic Controller Safety & Modes

Details safety protections, Feel, Cooling, Dry, and Heating operational modes.

Wiring Diagrams

Precautions

Installation Safety Rules

Provides essential safety guidelines and recommendations for installing the unit.

User Safety Recommendations

Offers safety advice and usage recommendations for the end-user.

Safety Rules and Prohibitions

Lists important safety rules and prohibitions to prevent hazards and damage.

Installation Manual

Installation Details & Guidelines

Troubleshooting

Outdoor Unit PCB Structure and Connections

Repairing Display Errors E1, E2, E6

Provides troubleshooting steps for specific error codes related to sensors and motors.

Repairing Display Errors E3, E7, E8

Provides troubleshooting steps for specific error codes related to outdoor sensors.

Repairing Display Errors E0, E5

Provides troubleshooting steps for communication faults between indoor and outdoor units.

Repairing Display Errors EA, EE, EU

Provides troubleshooting steps for errors related to current sensors and EEPROM.

Repairing Display Errors CL, P0, P9

Malfunction Check Methods

Outlines procedures for checking defective outdoor unit IPM/compressor and specific error scenarios.