# Aircon Guides | PG1 Aircond Penang > Plain-language guides on aircon servicing, chemical washes, repairs, and installations — written by our technical lead for Penang homes and businesses. URL: https://aircondservicepenang.com/guide/ Guides # Aircon guides for Penang homes & businesses Plain-language guides written by our technical lead. How often to service, what a chemical wash actually involves, what to expect during a repair, how to size a new install — all without the upsell. ## General Aircon Knowledge scenario ### Aircon Dry Mode: When to Use It and When Not To What aircon dry mode actually does, the ideal humidity range to aim for, when it helps in Penang's climate, and when it is the wrong setting to leave running. [Aircon Dry Mode: When to Use It and When Not To →](/aircon-dry-mode/) concern ### Why Is My Aircon Not Cooling? Common Causes & Fixes Aircon running but not cooling? Causes — dirty filter, low gas, frozen coil, faulty compressor — and which are DIY fixes vs a callout. [Why Is My Aircon Not Cooling? Common Causes & Fixes →](/aircon-not-cold/) process ### 6 DIY Ways to Clean Your Aircon at Home Six simple DIY aircon cleaning steps you can do at home in Penang — filter, coils, drain line, blower — plus the signs it's time to call a professional. [6 DIY Ways to Clean Your Aircon at Home →](/diy-ways-to-clean-air-conditioner/) frequency ### How Often Should You Service Your Aircon in Penang? How often to service your aircon in Penang's heat: intervals for homes vs commercial units, and what skipping servicing really costs. [How Often Should You Service Your Aircon in Penang? →](/guide/how-often-service-aircon-penang/) decision-stage ### How to Lower Your Aircon Electricity Bill (TNB) Cut your aircon's TNB bill in Penang: how clogged coils raise consumption, smarter temperature habits, and when an inverter upgrade pays off. [How to Lower Your Aircon Electricity Bill (TNB) →](/guide/lower-aircon-electricity-bill-tnb/) concern ### 7 Signs Your Aircon Needs Servicing Warm air, weak airflow, odours, higher bills, water dripping — the signs your aircon needs servicing, with a quick self-check checklist. [7 Signs Your Aircon Needs Servicing →](/guide/signs-aircon-needs-servicing/) ## Aircon Installation View service → [/aircon-installation/ →](/aircon-installation/) process ### Aircon Installation Process and What's Included What's involved in a professional aircon install in Penang: site survey, mounting, piping, electrical, pressure test, commissioning. [Aircon Installation Process and What's Included →](/guide/aircon-installation-process/) comparison ### Best Aircon Brands in Malaysia (Daikin, Panasonic, Midea) Daikin, Panasonic, Midea — which aircon brand is best in Malaysia? Compressor durability, parts availability in Penang, and air-purification features. [Best Aircon Brands in Malaysia (Daikin, Panasonic, Midea) →](/guide/best-aircon-brands-malaysia/) definition ### Concealed Copper Piping vs Exposed Trunking Concealed copper piping or exposed trunking for your aircon install? Aesthetics, cost, copper grades, and when concealment is feasible. [Concealed Copper Piping vs Exposed Trunking →](/guide/concealed-piping-vs-trunking/) comparison ### Inverter vs Non-Inverter Aircon (TNB Bill Impact) Inverter vs non-inverter aircon for Malaysian homes: how inverters modulate, TNB running-cost breakdown by HP, and the ROI over time. [Inverter vs Non-Inverter Aircon (TNB Bill Impact) →](/guide/inverter-vs-non-inverter/) concern ### Why Installers Use OFN Pressure Test and Vacuum Why a 30 Bar OFN pressure test and 2-hour vacuum matter for a leak-free aircon install — and why skipping them voids your warranty. [Why Installers Use OFN Pressure Test and Vacuum →](/guide/ofn-pressure-test-vacuum/) qualifier ### What Size Aircon Do I Need? (BTU & HP Sizing) What HP aircon for your room? Room-size-to-HP guidance, ceiling height and window factors, BTU explained. [What Size Aircon Do I Need? (BTU & HP Sizing) →](/guide/what-size-aircon-do-i-need/) ## Aircon Repair View service → [/aircon-repair/ →](/aircon-repair/) concern ### Aircon Blowing Warm Air — Causes and Fixes Aircon blowing warm air? Low refrigerant, dirty filter, compressor fault, or thermostat. Here's the diagnostic order. [Aircon Blowing Warm Air — Causes and Fixes →](/guide/aircon-blowing-warm-air/) concern ### Aircon Gas Leak: Signs, Causes, and Why It Matters How to spot an aircon refrigerant leak, what actually causes the gas to escape, and why topping it up without finding the leak never fixes the problem. [Aircon Gas Leak: Signs, Causes, and Why It Matters →](/aircon-gas-leak/) concern ### Why Is My Aircon Leaking Water? Aircon dripping water? Causes — clogged drain line, dirty coil, bad install slope — how urgent it is, and what a technician checks. [Why Is My Aircon Leaking Water? →](/aircon-leaking-water/) comparison ### Aircon Repair vs Replacement — When to Replace Repair or replace your aircon? Age and cost thresholds, repeat-fault signals, and the efficiency gains of a new inverter. [Aircon Repair vs Replacement — When to Replace →](/guide/aircon-repair-vs-replacement/) concern ### Why Does My Aircon Smell Bad? Musty, burning, or sour aircon smell? What each odour means, the health implications, and the fix — usually a chemical wash. [Why Does My Aircon Smell Bad? →](/guide/aircon-smells-bad/) what-to-expect ### What to Expect During an Aircon Repair Visit Booking an aircon repair in Penang? Here's what happens: diagnosis, a transparent quote, typical timeframe, payment, and our guarantee. [What to Expect During an Aircon Repair Visit →](/guide/what-to-expect-aircon-repair/) concern ### Why Is My Aircon Making Noise or Vibrating? Rattling, buzzing, or vibrating aircon? Causes include loose mounts, worn fan bearings, and compressor issues — which are urgent and which can wait. [Why Is My Aircon Making Noise or Vibrating? →](/why-aircon-noisy/) ## Aircon Chemical Wash View service → [/chemical-wash/ →](/chemical-wash/) process ### Aircon Chemical Wash Process, Step by Step See how PG1 Aircond performs a chemical wash in Penang: dismantle, chemical application, pressure wash, drainage flush, reassembly, and test. [Aircon Chemical Wash Process, Step by Step →](/guide/aircon-chemical-wash-process/) concern ### Does a Chemical Wash Remove Mould and Bacteria? Yes — an aircon chemical wash removes up to 99% of mould and bacteria and clears musty odours at the source. [Does a Chemical Wash Remove Mould and Bacteria? →](/guide/chemical-wash-remove-mould-bacteria/) comparison ### Chemical Wash vs Normal Aircon Cleaning What each cleans, when a normal wash is enough, and why a chemical wash is worth it for neglected Penang units. [Chemical Wash vs Normal Aircon Cleaning →](/guide/chemical-wash-vs-normal-cleaning/) comparison ### Chemical Wash vs Chemical Overhaul — Which Do You Need? Chemical wash (RM150–200) or overhaul (RM250–350)? Compare dismantling depth, price, and the unit conditions that call for each. [Chemical Wash vs Chemical Overhaul — Which Do You Need? →](/guide/chemical-wash-vs-overhaul/) frequency ### How Often Should Aircon Be Chemically Washed? How often to chemically wash your aircon in Penang: intervals for home vs heavy use, signs an overdue unit shows, and climate factors. [How Often Should Aircon Be Chemically Washed? →](/guide/how-often-aircon-chemical-wash/) definition ### What Is an Aircon Chemical Wash? An aircon chemical wash dismantles your unit to deep-clean the coil, blower, and water tray — restoring cooling and air quality. [What Is an Aircon Chemical Wash? →](/guide/what-is-aircon-chemical-wash/) ## Aircon Gas Top Up View service → [/gas-top-up/ →](/gas-top-up/) comparison ### R32 vs R410A: Which Aircon Refrigerant Is Better? A plain comparison of R32 and R410A refrigerants, what sets them apart on efficiency, environmental impact, and safety, and how to tell which one your aircon uses. [R32 vs R410A: Which Aircon Refrigerant Is Better? →](/r32-vs-r410a-refrigerant/) ## Ready to fix the heat for good? WhatsApp us a photo of your unit. We'll send rough pricing and a slot within minutes. WhatsApp for a Quote [https://wa.me/60175523619?text=Hi%20PG1%20Aircond%2C%20I%20need%20a%20quote. →](https://wa.me/60175523619?text=Hi%20PG1%20Aircond%2C%20I%20need%20a%20quote.) Call 017-552 3619 [tel:+60175523619 →](tel:+60175523619)