Aircon Parts
Use this category when a part replacement is proposed and you need to verify whether symptoms truly point there.
50 part-by-part guides for Singapore homes. Use these pages to compare symptom overlap, avoid premature replacement, and understand what should be verified before approving part scope.
All Parts Guides
Browse the full parts library or search by part name, symptom overlap, and related terms.
Showing 1-20 of 50 parts guides
Parts Guide
Aircon Anti-Vibration Rubber Pad
Outdoor vibration noise can come from worn anti-vibration pads. Learn how rubber pad issues differ from bracket faults and internal compressor mount faults.
Parts Guide
Aircon Blower Wheel
Weak airflow and indoor noise can come from a dirty or damaged blower wheel. Learn how to separate blower issues from motor and filter faults.
Parts Guide
Aircon Capillary Tube
Some systems use a capillary tube for refrigerant metering. Learn how capillary-tube faults differ from expansion valve, refrigerant leak, and airflow faults.
Parts Guide
Aircon Compressor
Warm air is not always a dead compressor. Learn which checks confirm compressor failure and the right next step.
Parts Guide
Aircon Compressor Mounting Rubber
Outdoor vibration and compressor noise can come from worn compressor mounting rubber. Learn how mount-rubber faults differ from bracket, pad, and compressor faults.
Parts Guide
Aircon Compressor Overload Protector
Outdoor unit stops or cools then cuts out? Learn how compressor overload protector faults differ from capacitor, compressor, and airflow heat-load faults.
Parts Guide
Aircon Condensate Drain Pump
Water leaks or shutdowns on pump-type systems can come from a condensate drain pump fault. Learn how drain pump faults differ from drain blockage and float switch faults.
Parts Guide
Aircon Condenser Coil
Weak cooling and high outdoor heat can come from a dirty or damaged condenser coil. Learn how condenser coil faults differ from fan, refrigerant, and compressor faults.
Parts Guide
Aircon Contactor
Outdoor unit not starting can come from a failed contactor. Learn how contactor faults differ from capacitor, PCB, and compressor faults.
Parts Guide
Aircon Contactor and Relay
Overview of outdoor switching faults. Learn how we narrow down contactor vs relay-related startup problems before recommending any replacement.
Parts Guide
Aircon Copper Pipe Set
Cooling loss and repeat gas issues can come from the copper pipe set. Learn how pipe-set faults differ from flare-joint leaks and service valve leaks.
Parts Guide
Aircon Current Sensor
Outdoor control faults and unstable operation can involve a current sensor issue. Learn how current-sensor faults differ from compressor load faults and outdoor PCB faults.
Parts Guide
Aircon Display Board and Button Panel
Indoor display or manual buttons not responding? Learn how display-board and button-panel faults differ from IR receiver and indoor PCB faults.
Parts Guide
Aircon Drain Pan
Indoor water leaks can come from a cracked or misaligned drain pan. Learn how drain pan faults differ from drain pipe blockage and float switch trips.
Parts Guide
Aircon Drain Pan and Float Switch
Overview of indoor drainage safety faults. Learn how drain-pan and float-switch issues fit into water leak checks before any repair.
Parts Guide
Aircon Drain Pipe
Water leaks can come from a blocked or poorly routed drain pipe. Learn how drain pipe faults differ from freeze-thaw and drain pan issues.
Parts Guide
Aircon Drain Trap or Loop
Gurgling, slow drainage, or odd leak patterns can come from a drain trap or loop issue. Learn how this differs from drain blockage and pump faults.
Parts Guide
Aircon Evaporator Coil
A dirty or damaged evaporator coil reduces cooling and causes water leaks. Learn how we assess the coil before recommending a chemical wash or replacement.
Parts Guide
Aircon Expansion Valve
Unstable cooling is not always a gas problem. Learn which checks confirm expansion-valve failure.
Parts Guide
Aircon Filter
A blocked filter is the most common cause of weak aircon cooling. Learn how to check yours, when to clean it yourself, and when a service visit is needed.
Next Step
If the issue starts from a room behavior (not a part diagnosis), use the symptom guides first and narrow the likely fault path before comparing replacements.
Practical aircon articles and real case studies for Singapore homes.