Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Rotenso VP35Xi
Summarization of Contents
Safety Precautions
Precautions
General safety guidelines and warnings for safe operation and handling.
Information servicing(For flammable materials)
Safety procedures when servicing units with flammable refrigerants.
Operation and Maintenance
Guidelines for safe operation and routine maintenance.
Checks to the area
Safety checks before working on systems with flammable refrigerants.
No ignition sources
Avoiding ignition risks during refrigerant handling.
Ventilated area
Ensuring adequate ventilation during work.
Leak detection methods
Acceptable methods for detecting refrigerant leaks.
Removal and evacuation
Procedures for refrigerant removal and evacuation.
Charging procedures
Requirements and procedures for refrigerant charging.
Recovery
Procedures for refrigerant recovery.
Specifications
Model Reference
Table to determine specific indoor and outdoor unit models.
Pipe Length and Drop Height
Details on connection pipe length and elevation.
Refrigerant Cycle Diagrams
Diagram illustrating the refrigerant cycle.
Electrical Wiring Diagrams
Diagrams showing electrical connections.
Indoor unit abbreviations
List of abbreviations for indoor unit components.
Outdoor unit abbreviations
List of abbreviations for outdoor unit components.
Product Features
Display Function
Unit display functions and indicators.
Safety Features
Unit safety mechanisms and protections.
Fan Mode
Operation when fan mode is active.
Cooling Mode Operation
Parameters and control for cooling.
Heating Mode Operation
Operation details for heating mode.
Defrosting Mode
Conditions and procedures for defrosting.
Auto-mode Operation
Operation and selection of auto-mode.
Drying Mode Operation
Operation and protection in drying mode.
Forced Operation Function
Details on forced operation modes.
Timer Function
Setting and operation of the timer.
Sleep Function
Operation and duration of sleep mode.
Auto-Restart Function
Functionality of automatic restart after power failure.
Active Clean Function
Description of the active clean technology.
Follow me Optional
Operation of the "Follow Me" feature.
Breeze Away Optional
Feature to avoid direct airflow for comfort.
Wireless Control Optional
Controlling unit via mobile phone.
Cascade Function Optional
Feature for even room cooling.
Maintenance
First Time Installation Check
Procedures for initial installation checks.
Leak test (soap water method)
Method for leak test using soap water.
Air purging with vacuum pump
Procedure for air purging with vacuum.
Refrigerant Recharge
Steps for recharging refrigerant.
Re-Installation
Procedures for re-installing the unit.
Indoor Unit
Re-installation procedures for indoor unit.
Air purging with vacuum pump
Procedure for air purging with vacuum pump.
Outdoor Unit
Re-installation procedures for outdoor unit.
Refrigerant charging
Detailed steps for refrigerant charging.
Indoor Unit Disassembly
Dimension
Provides dimensions of the indoor unit.
Front Panel
Procedure to remove the front panel.
Electrical parts
Procedure to disassemble electrical parts.
Evaporator
Procedure to disassemble the evaporator.
Fan motor and fan
Procedure to disassemble the fan motor and fan.
Step motor
Procedure to disassemble the step motor.
Drain Hose
Procedure to remove the drain hose.
Outdoor Unit Disassembly
Outdoor Unit Table
Table listing outdoor unit models and components.
Dimension
Provides dimensions for outdoor units.
Panel Plate
Procedure to remove the panel plate.
X130
Disassembly procedure for X130 models.
X230/X330
Disassembly procedure for X230/X330 models.
X430
Disassembly procedure for X430 models.
Electrical parts
Procedure to disassemble outdoor unit electrical parts.
Fan Assembly
Procedure to disassemble the fan assembly.
Fan Motor
Procedure to disassemble the fan motor.
Sound blanket
Procedure to remove the sound blanket.
Four-way valve (for heat pump models)
Procedure to remove the four-way valve.
Compressor
Procedure to disassemble the compressor.
Troubleshooting
Safety Caution
Safety warnings before troubleshooting.
General Troubleshooting
Overview of error codes and general troubleshooting steps.
Error Display (Indoor Unit)
Error codes displayed by the indoor unit.
Information Inquiry&Setting
How to inquire and set unit parameters.
Error Diagnosis and Troubleshooting Without Error Code
Troubleshooting steps when no error code is displayed.
Remote maintenance
Troubleshooting when unit doesn't respond to remote.
Field maintenance
Troubleshooting steps during field maintenance.
Quick Maintenance by Error Code
Quick part replacement guide based on error codes.
Troubleshooting by Error Code
Diagnosis and solution for specific error codes.
TS01-IDU: Indoor EEPROM parameter error
Solves indoor EEPROM parameter errors.
TS01-ODU: Outdoor EEPROM parameter error
Solves outdoor EEPROM parameter errors.
TS02-S-INV: Indoor and outdoor unit communication error
Solves communication errors between units.
TS03: Zero crossing detection error
Solves zero crossing detection errors.
TS04-S-IDU: The Indoor fan speed is operating outside of normal range
Solves indoor fan speed issues.
TS04-ODU: The outdoor fan speed is operating outside of normal range
Solves outdoor fan speed issues.
TS05-IDU: Open circuit or short circuit of indoor temperature sensor
Solves indoor temp sensor faults.
TS05-ODU: Open circuit or short circuit of outdoor temperature sensor
Solves outdoor temp sensor faults.
TS06-INV: Refrigerant Leakage Detection
Diagnoses and solves refrigerant leakage.
TS07: Indoor PCB / Display board communication error
Solves PCB/display communication errors.
TS08-S: Current overload protection
Solves current overload protection issues.
TS09-S: IPM malfunction or IGBT over-strong current protection
Solves IPM malfunction or IGBT over-current issues.
TS10-S: Over voltage or too low voltage protection
Solves over/under voltage protection issues.
TS11-S-INV: Top temperature protection of compressor or High temperature protection of IPM module or High pressure protection
Solves compressor/IPM temp or high pressure protection issues.
TS12-S: Inverter compressor drive error
Solves inverter compressor drive errors.
TS26-INV: High pressure protection or Low pressure protection
Solves high/low pressure protection issues.
TS14: Indoor units mode conflict
Solves mode conflicts in multi-outdoor units.
TS33: Communication error between outdoor main PCB and IPM board
Solves outdoor PCB/IPM communication errors.
TS34: AP mode is active but there is no WIFI kit installed
Solves AP mode/WIFI kit issues.
Check Procedures
Procedures for checking components.
Temperature Sensor Check
How to check temperature sensors.
Compressor Check
How to check compressor windings.
Appendix
Temperature Sensor Resistance Value Table for T1, T2, T3, and T4
Resistance values for temperature sensors at different temperatures.
Temperature Sensor Resistance Value Table for TP
Resistance values for TP sensor at different temperatures.
Pressure On Service Port
Information on service port pressure readings.
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