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Things that are normal.
Normal Operating Sounds
PING!
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You may hear a pinging noisecaused bywater being
picked up and thrown against the condenser on rainy
days or when the humidity ishigh.This designfeature
helps remove moisture and improve efficiency.
"CLICK"
You may hear relays click when the controls cycle
on and off or are adjusted to change the room
temperature.
DRIP
6
Water will collect in the base pan during high humidity
or on rainydays.Thewater may overflow and drip
from the outdoor sideof the unit.
WHIR!
Theindoor fan runscontinuously when the unit is
operating in the cooling mode, unless the fan switch
behind the case front panel isset at fan cycle (up).
Thiswill cause the fan to cycle on and off with
the compressor. You may also hear a fan noise
stop and start.
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"5
You may notice a few minutes delay in starting
if you try to restart the Zonelinetoo soon after
turning it off or ifyou adjust the thermostat right after
the compressor has shut off.This isdue to a built-in
restart protector for the compressor that causes
a 3-minute delay.
Duringthe defrost cycle,both indoor and outdoor
fans stop and the compressor will operate in the
cooling mode to remove frost from the outdoor coil.
After defrost, the unit will restart in electric heat to
quickly warm the room to the desired comfort level.
COMPRESSOR
PROTECTION
Toprotect the compressor and prevent short cycling,
the unit isdesigned to run for a minimum of 3 minutes
after the compressor starts at anythermostat setting.
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