This document is an operation and installation manual for a CIAC Hi-Wall Inverter Air Conditioner, specifically models CG43CX/CH43CX, ranging from 9K to 24K BTU.
Function Description
The CIAC Hi-Wall Inverter Air Conditioner is designed to provide both cooling and heating (for cooling and heating units) for indoor spaces. It operates by absorbing heat from the room and transferring it outdoors during cooling, and absorbing heat from outdoors and transferring it indoors during heating. The inverter technology allows for variable compressor speed, leading to energy efficiency and precise temperature control. The unit can be controlled via a wireless remote control, which offers various modes and settings.
Important Technical Specifications
Models: CG43CX/CH43CX
Capacity: 9K through 24K BTU
Operating Temperature Range (Outdoor Temperature):
- Cooling Unit: 10℃ ~ 48℃
- Cooling and Heating Unit: -15℃ ~ 48℃
Working Temperature Range (Indoor side DB/WB (°C) / Outdoor side DB/WB (°C)):
- Maximum Cooling: 32/23 / 48/-
- Minimum Cooling: 21/15 / 10/-
- Maximum Heating: 27/- / 24/18
- Minimum Heating: 20/- / -15/-6
Electrical Requirements:
- Rated voltage and AC exclusive circuit.
- Power cable diameter must be sufficient.
- Reliable earthing is mandatory, connected to a special earth device by a professional.
- An air switch with magnetic and heat tripping functions is required for short circuit and overloading protection.
- All-pole disconnection switch with a contact separation of at least 3mm in all poles must be connected in fixed wiring.
- Fuse model and rating values are specified on the fuse cover or related PCB board.
Installation Dimensions:
- Indoor Unit:
- Space to ceiling: 15cm Above
- Space to wall (left/right): 15cm Above
- Space to floor: 250cm Above
- Space to obstruction (air outlet side): 300cm Above
- Outdoor Unit (two kinds of appearance):
- Space to obstruction (air inlet side): 50cm Above
- Space to wall (air inlet side): 30cm Above
- Space to wall (air outlet side): 200cm Above
- Space to wall (air outlet side): 50cm Above
- Space to obstruction (air outlet side): 50cm Above
- Piping Hole: Ø55 in the wall, with a slight downward slant to the outdoor side.
- Connection Pipe Tightening Torque (N·m):
- Φ6: 15~20
- Φ9.52: 31~35
- Φ12: 50~55
- Φ16: 60~65
- Φ19: 70~75
Usage Features
Operation Modes:
- Cool: Reduces indoor ambient temperature.
- Heat: Increases indoor ambient temperature (for cooling and heating units).
- Dry: Dehumidifies the air.
- Fan: Circulates air without cooling or heating.
- Auto: Automatically selects the suitable running method based on room temperature for comfort.
- Sleep Mode: Adjusts temperature automatically for comfortable sleep.
- Turbo Mode: Runs at super-high fan speed for quick cooling or heating.
Remote Control Functions:
- ON/OFF Button: Starts or stops the unit, clears timer/sleep functions.
- MODE Button: Cycles through operation modes (Auto, Cool, Dry, Fan, Heat).
- TEMP. (+/-) Buttons: Adjusts setting temperature (16~30℃ / 61°F~86°F).
- FAN Speed Button: Cycles through fan speeds (Auto, Low, Middle, High). Fan speed is not adjustable in Dry mode.
- Swing Up and Down Button: Controls vertical airflow direction. Can be switched between simpleness swing mode and stationary swing mode.
- TIMER Button: Sets timer for unit on/off (0.5 to 24 hours).
- X-FAN Button (BLOW): In Cool or Dry mode, runs the indoor fan for 10 minutes after shutdown to dry the indoor unit and prevent mold. Not available in Auto, Fan, and Heat modes.
- LIGHT Button: Turns the displayer indicator light on or off.
- HEALTH/SAVE Button:
- HEALTH function: Not available for this unit, but pressing the button will cause a click without changing status.
- Save energy function: In Cool mode, displays "SE" and enters "Electricity Save mode." Temperature and fan speed are not adjustable in this mode.
- Lock Function: Pressing + and - buttons simultaneously locks/unlocks the remote control keyboard.
- Fahrenheit/Centigrade Switch: Pressing MODE and - buttons simultaneously when the unit is off switches between °C and °F.
Special Functions:
- Anti-freezing function (Cooling): If indoor heat exchanger temperature drops below 0°C, the compressor stops to protect the unit.
- Defrosting (Heating): When outdoor temperature is low and humidity is high, frost may form on the outdoor unit. The auto defrosting function will activate for 8-10 minutes, stopping indoor and outdoor fans, and the indoor indicator will flash.
- Anti-cool wind function (Heating): Indoor fan will not operate if the indoor heat exchanger temperature is not sufficient, to prevent blowing cool air (within 2 minutes of heating start, after defrost, or during low-temperature heating).
- Gentle Breeze (Heating): Indoor unit may blow gentle breeze and guide louver rotates to a certain position when the compressor hasn't started or when the temperature reaches the setting value and the compressor stops.
Emergency Operation:
- If the remote control is lost or broken, a manual switch button on the indoor unit's displayer box can be used. Pressing it when off turns the unit on in Auto mode; pressing it when on turns the unit off. Temperature and fan speed cannot be changed in this mode.
Maintenance Features
General Cleaning:
- Front Panel: Wipe with a soft cloth dipped in water below 45°C. Do not immerse in water due to microcomputer components.
- Air Filter: Recommended cleaning every three months, more often if dusty.
- Removal: Pull the front panel for an angle, then pull the air filter downwards.
- Cleaning: Use a vacuum cleaner or wash with warm water (below 45°C) and neutral detergent. Dry in the shade. Do not use water above 45°C, parch by fire, or use a brush/hard things.
- Reinsertion: Insert along the arrow direction and close the panel cover.
- Healthy Filter:
- Installation: Mount onto the air filter or front case.
- Cleaning: Take out before cleaning. Silver ion filters cannot be cleaned with water. Active carbon, photocatalyst, LTC catalyst, formaldehyde eliminator, catechin, or mite killing filters can be cleaned with water but not with a brush/hard things. Dry in the shade or sun, not by wiping.
- Service Life: Commonly one year. Silver ion filter is invalid when its surface turns black (green).
Before Use (Seasonal Check):
- Ensure air outlet and intake vents are unobstructed.
- Check ground wire connection.
- Check air conditioner batteries.
- Check outdoor unit installation stand for damage.
After Use (Seasonal Maintenance):
- Turn off main power.
- Clean filters and unit bodies (indoor and outdoor).
- Clear dust and obstructions from the outdoor unit.
- Repaint rusty spots on the outdoor unit.
- Cover the outdoor unit with a special shield to protect from rain, dust, and rust.
Troubleshooting:
The manual provides a comprehensive troubleshooting guide for common issues such as:
- Unit not starting immediately (3-minute protection delay).
- Unusual smells (due to accumulated ambient smell, clean filter).
- Sound of water flow (refrigerant flow, not a malfunction).
- Mist from air outlet (high indoor temperature/humidity, normal).
- Creaking noise (plastic deformation due to temperature changes).
- Unit not running (power issues, timer, voltage, circuit protection).
- Poor cooling/heating efficiency (temperature settings, obstructed vents, dirty filter, open windows/doors, low fan speed, heat sources).
- Remote control not working (interference, out of range, low batteries, damage).
- Water leakage indoors (high humidity, overflowing condensate, loose drainage pipe).
- Water leakage outdoors (condensation on pipes, defrosting, water dripping from heat exchanger in Heat mode).
- Noise from indoor unit (fan/compressor relay, defrosting).
- Indoor unit not delivering air (anti-cool wind function, defrosting, dehumidifying mode).
- Moisture on air outlet vent (high humidity).
Immediate Stop and Contact Dealer:
- Harsh sound during operation.
- Terrible odors emitted.
- Water leaking in the room.
- Frequent air switch or protection switch breaks.
- Water splashed into the unit.
- Abnormal heat in power supply cord or plug.
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