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Airwell RC4 User Manual

Airwell RC4
36 pages
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RAC Controller
Service &
Installation Manual
DS Series Ducted
XLM17-36 Series
Wall Split
XLS Series Wall Split
K Series Cassette
SX Series Console
AIR CONDITIONING
23/07/03
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Airwell RC4 Specifications

General IconGeneral
Device TypeRemote Control
BrandAirwell
ModelRC4
DisplayLCD
CompatibilityAirwell Air Conditioners
FunctionsTemperature control, Fan speed, Mode selection, Timer
Power Source2 x AAA batteries

Summary

General Installation Instructions

Receiving and Lifting Unit

Procedures for receiving and handling the air conditioning unit safely, including transit damage checks.

Outdoor Unit Location Guidelines

Guidelines for selecting an appropriate and safe location for unit installation, considering drainage and noise.

Drainage System Installation

Proper installation of condensate drainage for indoor and ducted units, ensuring slope and traps.

Installation - Continued

Ducting, Air Intake, and Filters

Duct design, fresh air intake considerations, and air filter requirements for ducted systems.

Refrigerant Lines and Leak Testing

Guidelines for installing refrigerant lines, including pipe sizing, insulation, and leak testing procedures.

System Evacuation and Charging

Procedures for evacuating the refrigerant system to remove moisture and charging it correctly.

Installation - Electrical and Warranty

Electrical Installation Requirements

Electrical installation must comply with regulations, wiring diagrams, and ensure adequate voltage.

Operating Unit Guidelines

Advice on selecting and operating units for efficient performance within specified conditions.

Warranty Information

Details on the product warranty, conditions, and exclusions.

Supply Cable Sizing

Single and Three Phase Cable Sizing

Using graphs to determine appropriate cable sizes for single and three-phase units.

Current Carrying Capacity

Table showing cable ampacity based on size, installation method, and load.

Wiring Connections

Single Systems Single Phase Wiring

Wiring diagram for single-phase systems, showing indoor and outdoor unit connections.

Single Phase Wiring (<7kW Outdoor)

Wiring for single-phase systems, specifically for outdoor units under 7kW.

Single Systems Three Phase Wiring

Wiring diagram for three-phase systems, showing indoor and outdoor unit connections.

Duo & Quattro Systems Single Phase Wiring

Wiring for dual and quad systems in single-phase configurations.

Unit Model and Pipe Size Details

Ducted, Cassette, and Console Specs

Specifics for ducted, cassette, and console models, including pipe and cable sizes.

Hi-Wall, Inverter, Duo, and Multi-Flow Specs

Specifics for hi-wall, inverter, duo, and multi-flow units, including pipe and cable sizes.

Commissioning Procedures

Pre-Start and Operating Checks

Essential checks before starting and verifying unit operation, covering electrical and visual aspects.

Electrical, Final Checks, and Customer Instructions

Verifying connections, final checks, and guidance for the customer on unit operation.

Regular Maintenance Guidelines

Panel Access and Filter Cleaning

Procedures for accessing internal components and cleaning air filters.

Fan, Coil, Electrical, and Refrigeration Checks

Maintenance for fans, coils, electrical components, and the sealed refrigeration system.

Comprehensive Maintenance Checklist

A checklist for routine maintenance tasks to ensure optimum performance.

RC4 Remote Control Overview

Remote Control Functions and Operation

Details on operation modes, fan speed, temperature adjustment, and timers.

Airflow, Louver, and Temperature Control

How to control airflow, louvres, and monitor room temperature.

RC4 Modes of Operation

Cool, Heat, Auto, Dry, and Fan Modes

Functions of various operating modes for temperature and humidity control.

I FEEL, Timer, and Sleep Mode Functions

Features for personalized temperature, scheduled operation, and comfortable sleep.

Advanced RC4 Remote Features

Humidity, Louvre, and Air Direction Control

Managing humidity readings, auto louvre, and manual air direction.

Room Temperature, Lock, and Illumination

Displaying room temperature, locking settings, and keypad illumination.

RC4 Remote DIP Switch Settings

DIP Switch Configuration and Reset

How DIP switches control modes and how to reset the remote controller.

Air Conditioner Unit Indicators and Controls

Indicator Lights Explained

Meaning of Standby, Operation, Timer, and Filter indicator lights on the unit.

Manual Operation Buttons

Function of the Mode (Cool/Heat) and Filter reset/stop buttons on the unit.

On-Unit Controls and Terminals

Mode, Reset Button, and CLK Terminals

Using buttons for manual operation and remote control via CLK terminals.

Self-Diagnostics Feature

Initiating and Interpreting Self-Diagnosis

Procedure to start self-diagnosis and understand LED flash fault codes.

Diagnostic Fault Code Table

Intermittent Red Flashing LED Troubleshooting

Thermistor Resistance vs. Temperature

Thermistor Resistance Data

Detailed table of thermistor resistance (Ω) across a temperature range.

DC Voltage Readings for Thermistors

Thermistor Voltage Data

Table of DC voltage across temperature ranges for different unit types.

Self Test Mode Procedures

Initiating and Performing Component Tests

Steps to set the remote and unit for self-test, including LED and relay tests.

Input and Timing Tests

Testing thermistors, level switches, clock terminals, and CPU rise time.

Memory Test and Test Completion

PCB Model Plug Configuration

Model Plug Identification and Part Numbers

List of part numbers and how the plug identifies unit types for the PCB.

Model Plug Configurations by Unit Type

Plug Wiring Diagrams for Unit Types

Visual representation of loop connections for various unit types and their functions.

Indoor Fan Operation in Heating Mode

Cooling Protection Mode Operation

High Outdoor Coil Temp Protection

Unit behavior when outdoor coil temperature is high during cooling.

Heating Protection Mode Operation

High Indoor Coil Temp Protection

Unit behavior when indoor coil temperature is high during heating.

Low Indoor Coil Temperature Protection

Cooling Mode Low Coil Temp Behavior

Unit response to low indoor coil temperatures and anti-freeze protection.

De-Ice Operation in Heating Mode

De-Ice Initiation and Termination Criteria

Details on static/dynamic initiation and time/temperature termination for de-icing.

De-Ice Time Interval Adjustment

Ducted Unit Options and Receivers

Infrared Receivers and Master Control Setup

Details on receiver units, optional expansion, and master controller setup.

Softstarter 'Surestart 6' Details

Softstarter Fault Indicators and Notes

Explanation of fault LEDs and important notes regarding softstarter installation.

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