What does it mean if I hear a whoosh or gurgling noise at the indoor unit of my Lennox MS7 Air Conditioner?
Sometimes, the refrigerant can be heard in the indoor coil when the outdoor unit starts or stops operation. This is not a malfunction.
General| Brand | Lennox |
|---|---|
| Model | MS7 |
| Category | Air Conditioner |
| Language | English |
Failure to follow safety warnings can result in dangerous operation, injury, death, or property damage.
Installation and service must be performed by a licensed professional installer or agency.
Do not use if underwater; call a professional for inspection and replacement.
Keep combustible materials 3 feet away; do not insert items into air intake/outlet.
Identifies parts like Front Panel, Filter, Directional Louver, and Indoor Unit Display.
Shows the outdoor unit and connection points like Wall Pipe and Drainage hose.
Ensure proper temperature setting and do not block air intake or outlet.
Explains Cooling, Heating, AUTO, FAN, and DEHUMIDIFICATION modes.
Proper placement, obstructions, and handling of the remote control.
How to select operating modes (AUTO, COOL, HEAT) and fan speeds.
How to adjust the directional louver position or oscillation.
How to set the clock and adjust temperature settings using the remote.
Explains X-FAN, TURBO, and LIGHT functions of the remote.
Switching between Celsius/Fahrenheit and locking remote buttons.
How to use the SLEEP, TIMER ON, and TIMER OFF functions.
Step-by-step guide for basic system startup and operation.
How to activate special functions like SLEEP, TIMER, X-FAN, and TURBO.
Step-by-step guide for replacing AAA batteries in the remote.
How to use the Auto ON switch on the indoor unit as a backup.
Instructions for cleaning the indoor unit's air filters.
How to clean the exterior surfaces of the indoor and outdoor units.
Warnings and actions for serious problems like loud sounds, odors, or leaks.
Addresses issues like unit not starting, noises, inefficient cooling/heating, and remote not working.
Explains causes for water leaks from condensate lines or outdoor units, and clicking noises.
How to interpret and respond to error codes displayed on the unit.
To Next Page