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INVENTOR P9VI32-09WF

INVENTOR P9VI32-09WF
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SERVICE MANUAL
ENGLISH
MODELS:
P9VI32-09WF/ P9VO32-09
P9VI32-12WF/ P9VO32-12
P9VI32-18WF/ P9VO32-18
P9VI32-24WF/ P9VO32-24
WALL MOUNTED UNIT
AIR CONDITIONING SYSTEMS
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INVENTOR P9VI32-09WF Specifications

General IconGeneral
Cooling TechnologyInverter
Cooling Power (BTU/h)9000
Heating Power (BTU/h)9500
Energy Class CoolingA++
Energy Class HeatingA+
Wi-FiYes
RefrigerantR32
TypeSplit
Power Supply220-240V
Dimensions (H x W x D)28.5 x 80.5 x 19.4 cm

Summary

Precautionary Measures

Safety Precautions

Essential instructions to prevent injury and property damage during operation and service.

Warning Information

Critical warnings regarding installation, storage, and usage to avoid fire, shock, or injury.

Service Information and Precautions

Servicing Area, Procedure, and Ignition Controls

Safety checks for areas, procedures, ignition sources, and ventilation during servicing.

Refrigeration Equipment Safety Checks

Electrical Device and Component Checks

Initial safety checks and component inspections for electrical parts before maintenance.

Component Repair and Safety Guidelines

Procedures for repairing sealed and intrinsically safe components, emphasizing safety.

Cabling and Refrigerant Handling Safety

Flammable Refrigerant Detection and Leak Methods

Methods for detecting flammable refrigerants and leaks, avoiding ignition sources.

Refrigerant Removal, Evacuation, and Charging

Procedures for removing, evacuating, and charging refrigerants safely.

Unit Decommissioning and Recovery

Labelling and Refrigerant Recovery Process

Requirements for labelling de-commissioned units and safely recovering refrigerants.

Air Conditioner Model Identification

Unit Dimensions and Specifications

Indoor Unit Dimensions and Diagrams

Detailed dimensions and outline drawings for indoor units.

Unit Dimensions and Installation Space

Outdoor Unit Installation Space

Recommended clearances and space requirements for outdoor unit installation.

Refrigerant Cycle Diagram Explained

Installation Procedures and Guidelines

Wrench Torque and Cable Selection

Torque specifications for connections and guidelines for power cord cable selection.

Installation Procedures and Guidelines (Continued)

Pipe Length and First-Time Installation

Specification of pipe lengths and refrigerant amounts, plus first-time installation steps.

Installation Procedures and Guidelines (Continued)

Adding Refrigerant and Indoor Unit Repair Prep

Procedures for adding refrigerant and collecting it before indoor unit repair.

Installation Procedures and Guidelines (Continued)

Outdoor Unit Repair Prep and Refrigerant Charging

Evacuating the system for outdoor unit repair and the refrigerant charging procedure.

Unit Disassembly Procedures

Filter and Louver Removal

Step-by-step instructions for removing the air filter and horizontal louver.

Unit Disassembly Procedures (Continued)

Indoor Unit Holding and Panel Assembly Removal

Securing the indoor unit for piping and removing the front panel assembly.

Unit Disassembly Procedures (Continued)

Chassis Assembly Removal

Steps to remove the chassis assembly, noting two-person requirement for 24K units.

Unit Disassembly Procedures (Continued)

Evaporator Assembly Removal

Steps to remove the evaporator assembly, noting two-person requirement for 24K units.

Indoor Unit Wiring Diagram

Outdoor Unit Wiring Diagram (P9 VO32-09, P9 VO32-12)

Outdoor Unit Wiring Diagram (P9 VO32-18, P9 VO32-24)

Unit Operation Characteristics

Electronic Functions and Display

Abbreviation Glossary and Display Icons

Glossary of sensor abbreviations and explanation of indoor unit display icons.

Electronic Functions and Display (Continued)

Main Protection Mechanisms

Details on the unit's main protection functions against various faults.

Electronic Functions and Display (Continued)

Cooling Mode Operation and Fan Rules

Explanation of cooling mode, auto fan, and indoor fan running rules.

Electronic Functions and Display (Continued)

Heating Mode and AutoDrying Modes

Operation rules for heating, auto-mode, and drying mode.

Electronic Functions and Display (Continued)

Defrosting Mode and Evaporator Protection

Details on defrosting modes and evaporator coil temperature protection.

Electronic Functions and Display (Continued)

Forced Operation, Sleep, Auto-Restart, Leak Detection

Explanation of forced operation, sleep, auto-restart, and refrigerant leakage detection.

Electronic Functions and Display (Continued)

Special Modes: 8 C Heating, Self-Clean, Follow Me, Silence

Description of optional modes like 8°C heating, self-clean, follow me, and silence.

Electronic Functions and Display (Continued)

Point Check Function

How to use the remote to check operational status and error codes.

Electronic Functions and Display (Continued)

Enquiry Status Code Values

Detailed meanings and ranges for enquiry status codes.

Multi-function Board Operations

Functionality and Controller Setup

Board function, CP remote on-off, and direct ON-OFF control setup.

Multi-function Board Operations (Continued)

Network Addressing and Alarm Output

Setting network addresses for controllers and understanding alarm port output.

Non-polar Wired Controller Setup

Connection method and addressing for non-polar wired controllers.

Multi-function Board Operations (Continued)

Wiring Diagrams for Controllers

Diagrams illustrating connections for wired and non-polar controllers.

General Troubleshooting Safety

Indoor Unit Error Code Reference

Troubleshooting: EEPROM Parameter Error (E0 F4)

Troubleshooting: Communication Error (E1)

Troubleshooting: Communication Error (E1) Voltage Checks

Troubleshooting: Fan Speed Control Error (E3 F5)

Troubleshooting: Fan Speed Error (E3 F5) DC Fan Checks

Troubleshooting: Refrigerant Leakage Detection (EC)

Troubleshooting: Temperature Sensor Faults (E4 E5 F1 F2 F3)

Troubleshooting: Overload Current Protection (F0)

Troubleshooting: IPMIGBT Protection (P0)

Troubleshooting: IPMIGBT Protection (P0) Continuity Check

Troubleshooting: Voltage Protection (P1)

Troubleshooting: IPM High Temperature Protection (P2)

Troubleshooting: Inverter Compressor Drive Error (P4)

Troubleshooting: PCBDisplay Communication Error (E7)

Main Component Checks

Temperature Sensor Resistance Check

Procedure to check temperature sensor resistance using a tester.

Main Component Checks (Continued)

Compressor Resistance Measurement

Measuring the resistance of each winding of the compressor.

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