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40MHHA: Owner's Manual
Air Filter Reminders (Optional)
After 240 hours of use, the display window on the indoor unit will flash
"CL" This is a reminder to clean the filter. After 15 seconds, the unit
reverts to its previous display. To reset the reminder, press LED on the
remote control 4 times, or press the MANUAL CONTROL button 3
times. If the reminder is not reset, the "CL" indicator flashes again once
the unit is restarted.
Air Filter Replacement Reminder
After 2,880 hours of use, the display window on the indoor unit will flash
"nF". This is a reminder to replace the filter. After 15 seconds, the unit
reverts to its previous display. To reset the reminder, press LED on the
remote control 4 times, or press the MANUAL CONTROL button 3
times. If the reminder is not reset the reminder, the "nF" indicator flashes
again once the unit is restarted.
CAUTION
Any maintenance and cleaning of the outdoor unit should be performed by an
authorized dealer or a licensed service provider.
Any unit repairs should be performed by an authorized dealer or a licensed
service provider.
Preparing for Extended Shutdown Period
Clean the filters and reposition them in the unit. Operate the unit in FAN
ONLY mode for 12 hours to dry all internal parts. Turn the main power
supply off and remove the batteries from the remote control.
Clean all filters
Turn off the unit and
disconnect the power
Fig. 18 — Extended Shutdown Period Steps
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Turn on the FAN function until
unit dries out completely
Remove batteries
from remote control
Pre-Season Inspection
After long periods of non-use, or before periods of frequent use, perform
the following steps.
Check for damaged wires
Check for leaks
Make sure nothing is blocking all air inlets and outlets
Fig. 19 — Pre-Season Inspection
System Operation Recommendations
The items outlined in the following list help to assure proper system operation:
• Replace both remote control batteries at the same time.
• Point the remote control toward the unit display panel when
transmitting a command.
• Keep doors and windows closed while unit is operating.
• Contact an authorized service representative if a problem arises that
cannot be easily resolved.
• Do not perform cleaning or maintenance activities while the unit is on.
• Keep the display panel on the unit away from direct sunlight and heat
as this may interfere with remote control transmissions.
• Do not block air intakes and outlets on the indoor or outdoor units.
Energy Saving Recommendations
The following recommendations add greater efficiency to the ductless system:
• Select a comfortable thermostat setting and leave it at chosen setting.
Avoid continually raising and lowering the setting.
• Keep the filter clean. Frequent cleaning may be necessary depending
on indoor air quality.
• Use drapes, curtains or shades to keep direct sunlight from heating the
room on very hot days.
• Limit the unit's run time by using the TIMER function.
• Do not obstruct the air intake on the front panel.
• Turn on the air conditioning unit before the indoor air becomes too
uncomfortable.
12
Clean all filters
Replace batteries from remote
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