How to diagnose these noises: clanks, clunks, cyclical, fan, groans, growls sounds at an air conditioner or heat pump.

Air conditioner or heat pump noise diagnosis & cure: this air conditioning repair article discusses the diagnosis and repair of air conditioning compressor noises which range in importance from normal (if annoying squeaks and squeals, to rattling loose bolts and hardware, to costly compressor damage indicating air conditioning compressor or A/C compressors at or near end of their life.

HVAC Noise Group 2 FAQs set #2

These questions and answers about diagnosing chattering, clanking, or fan noises such as clank, clunk, groaning, or gurgling noises at an air conditioner or heat pump system were posted originally at HVAC NOISE-2 CHATTER CLANK FAN GROAN - chatter, clank, clunk, cyclical sounds, fan noise, groan, growl, gurgle noises, - be sure to see the suggestions at that page.

On 2018-12-09 by (mod) - screeching brakes sound

Shari,

A Mack truck slamming on screeching brakes sound is certainly not normal for any air conditioning or heat pump system.

It will this article series we give common causes for screeching sounds in HVAC equipment. You will want to look through those. For example there may be a pressure problem or pressure Equalization problem in the system such as a sticking thermostatic expansion valve or, less likely, and overpressure condition and a safety valve relation. The system needs service and repair.

On 2018-12-06 by Shari

Purchased a new 2 1/2T 14 Seer R410 DLX 208-230/1HP Heil 2 years ago, cools and heats fine but after heat runs and compressor shuts down it sounds like a Mack truck slammed on his breaks in the back yard, could wake the dead. Family acquaintance purchase and install, pro commercial business, says it’s normal but hasn’t inspected the unit... can this be right?? This is a townhouse unit and I feel it’s unfair to my neighbors, makes me cringe.

...

Continue reading at HVAC NOISE-2 CHATTER CLANK FAN GROAN - chatter, clank, clunk, cyclical sounds, fan noise, groan, growl, gurgle noises - topic home, or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX.

Or see these

HVAC Noise Diagnosis Articles

• NOISES, HVAC SYSTEM DIAGNOSIS - home
• NOISES, HVAC SOUND DESCRIPTIONS
• HVAC NOISE-1 BANG BUZZ VIBRATE - ban
• HVAC NOISE-2 CHATTER CLANK FAN GROAN - chattering, clanks, clunks, cyclical, fan, fog horn moans and groans, growls
  • CHATTERING RELAY CONTROL SWITCHES - separate article: chattering at control relays in mechanical equipment
  • CLANKS CLUNKS from air conditioner or heat pump system
  • CLICKING SOUNDS from air conditioner or heat pump system
  • CYCLICAL REGULAR NOISES or vibrations
  • FAN NOISES wobbles, motor hum, depending on speed
  • GROANING sounds from A/C or heat pump system, diagnosis
  • GROWLING compressor sounds (also see Groaning above)
  • GURGLING SOUNDS from the AC or refrigerant piping
  • HONKING SOUNDS at the A/C or Heat Pump system
• HVAC NOISE-3 HISS HOWL HUFF HUM - hiss, howl, huff, hum, groan, woo wuu wuff or humming noises
• HVAC NOISE-4 POP, RATTLE, ROAR, RUMBLE - loud start, popping, rattling, roaring, rumbling, running water
• HVAC NOISE-5 SCREAM SING TRUMPET WHINE WUWU - scream, sing, squeal, trumpet, water sounds, whine, whoosh, whistle, wuwuwu, or silence

Suggested citation for this web page

HVAC NOISE-2 CHATTER CLANK FAN GROAN FAQs-2 at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice.

Or see this

INDEX to RELATED ARTICLES: ARTICLE INDEX to BUILDING NOISE DIAGNOSIS

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