Before You CaU For Service
Problem
Possible Causes
What to Do
The unit is unplugged
The fuse is blown/circuit
breaker
is tripped
The unit is waiting
for the
compressor
overload
protector
to reset
Power failure
• Make sure the Zoneline
plug is
pushed
completely
into the outlet.
• Check
the house
fuse/circuit
breaker
box and replace
fuse or reset the breaker.
• This is normal.
The Zoneline
will start
again
after it resets.
If power
failure
occurs,
set the mode
control
to STOP. When
power
is restored
set the mode
control
to the desired
setting.
There
is a protective
time delay
(up to
3 minutes)
to prevent
tripping
of the
compressor
overload.
For this reason,
the
unit may not start normal
heating
or
cooling
fi)r 3 minutes
after
it is turned
back on.
Indoor
airflow
is restricted
• Make
sure there
are no curtains,
blinds
or furniture
blocking
the front
of the
Zoneline.
Outdoor
airflow
is restricted
or
recirculated
• Make
sure the rear grille is not restricted.
This can cause the unit to cycle off due to
the compressor
overload.
The temp
control
may
not be set high or low
enough
• Turn
the control
to a lower or higher
setting.
NOTE: The temperature limiter may
be limiting the temperature range.
The air filter is dirty
• Clean
the filter
at least evei y 30 days.
The room
may have been
hot or cold
• When
the Zoneline
is first turned
on
you need to allow time for the room
to
cool down or warm
up.
Outdoor
air is
entering
the room
• Set the vent control
to the C£OSEposition.
21
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