– 10 –
<Connecting to SHRM-e>
• If the Standard indoor unit is used at outside
temperature out of the operating conditions, safety
protection may operate, which may cause cooling or
heating not to operate.
At that time, “ ” Pre-heat indicator lights on the
operation section.
Characteristics of heating
• When the outside temperature increases, the
outdoor unit may stop.
• When the outside temperature increases, the hot
water module can operate while other indoor units
may not operate heating but can operate cooling.
(For High temperature Hot Water Module type.)
• When indoor unit and Hot water module are
simultaneously operated under the low outside
temperature, operation start of the indoor unit may
be delayed.
Characteristics of
simultaneously heating or
cooling (SHRM-e)
• When the outside temperature lower during
operation, the outdoor fan may stop.
8 Maintenance
For daily maintenance, make sure to ask the
qualified service person particularly following
models as the maintenance requires high-place
work;
Cleaning the hot water
module and remote controller
• Ask qualified service person to clean the hot water
module for the models listed in the warning on the
top of this chapter.
• Wipe with a dry, soft cloth.
• Do not use benzine, thinner, scouring powder,
chemical cloth, etc. as those may cause deformation
or breakage.
If unused for over a month
• Before a long period of none use, purge the water
out of the pipes and thoroughly let them dry.
(The water in piping freezes in winter.)
Periodic inspection
• After being used for a long period of time, the parts
may deteriorate or malfunction, or the drainage may
worsen, due to heat, moisture, dust, or general
usage.
• In addition to the maintenance, it is recommended
that you have a inspection (charges apply)
performed by the dealer where you purchased the
unit, etc.
Before the operating season
Ask a qualified service person to clean the drain
pan.
Clean the drain pan
Without cleaning, the drain pan may be filled with
waste, and water may overflow onto the floor.
19-EN 20-EN
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