Trane Outdoor Units: Heat Pumps, Air Conditioners User Manual

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If heating system is not operational during 
the cold weather months, provisions must 
be taken to prevent freeze-up of all water 
pipes and water receptacles. This is very 
important during times of vacancy.
Proper maintenance (continued)
How to operate your system for peak performance
When removing this moisture your system 
must work harder than when simply 
cooling the air.
That’s why kitchens, bathrooms and 
 utility rooms should have vents and 
exhaust fans. These devices help prevent 
accumulation of moisture throughout the 
rest of the house so your outdoor unit 
works less to keep you comfortable.
Many homeowners have found that 
operating their system in continuous fan 
mode (thermostat in the “on” position) 
offers benefits such as elimination of hot 
and cold spots in the home and constant 
air filtration.  However, continuous fan 
mode during cooling operation may not 
be appropriate in humid climates. If the 
indoor air exceeds 60% relative humidity 
or simply feels uncomfortably humid, it is 
recommended that the fan only be used 
in the AUTO mode.
Setting the temperature.
Place the system switch on COOL, and 
the fan switch on AUTO. Then set the 
temperature by using the indicator on the 
thermostat* control.
Now your system will cool your house 
whenever the indoor temperature 
climbs above the thermostat setting.  
It will shut off when the desired room 
temperature is reached.
In winter, it works the same way. When the 
system switch is on HEAT, the system will 
operate whenever the room temperature 
falls below the temperature setting. Once 
the desired temperature is reached, the 
system will shut off.
Save energy with a  
programmable thermostat.*
Program the thermostat for the 
temperatures that meet your comfort 
level. The Trane programmable thermostat 
has up to four setup or setback periods 
each day, plus weekend and vacation 
programs.
Let the thermostat do its job.
Your system will perform most efficiently 
when you let the thermostat control it. 
Turning the system on and off manually 
is usually much less efficient. So let the 
thermostat do its job.
We recommend keeping the temperature 
setting at 78°F for cooling, 68°F for 
heat ing. However, you can select the 
temperature that meets your comfort level.
The point is, once you’ve set the 
thermostat, keep subsequent adjustments 
to a minimum.
When you’re going to be away from 
home for a few days, or when outdoor 
temperatures are moderate, don’t let the 
outdoor unit run unnecessarily. Lower 
the thermostat to 55°F in the winter. 
And raise it to 85°F in summer. Then 
when you return, or when temperature 
conditions dictate, you can reset the 
system and it will resume making your 
home comfortable again.
How to help reduce summer humidity.
In summer, your outdoor unit does more 
than cool the air — it helps remove the 
excess moisture that can make the inside 
of your home feel muggy. 
*  Accessory, purchased separately. Carefully read the 
accompanying thermostat manual for complete 
operating instructions.
Call your dealer for additional  
routine maintenance.
Your outdoor unit should be inspected 
regularly by a properly trained service 
technician. 
For regular dealer maintenance please 
refer to www.acca.org/industry/quality
Keep your outdoor unit  
looking new for years.
Clean the enamel finish of your outdoor 
unit with soap and water. For stubborn 
grease spots, use a household detergent. 
Do not use lacquer thinner or other 
synthetic solvents as they may damage 
the finish.