42-EN
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Monitoring function
This function can be used to call the service monitor
mode from the remote controller during a test run to
obtain the temperature of the sensors of the remote
controller, indoor unit, and outdoor unit.
2, 4
3
5
1
1, 2
4
Indoor unit
number
Data
“Monitoring function” display
1
Push and hold menu button for 10 seconds or
more. “Monitoring function” is displayed on a
screen.
2
Every pushing [
] [
] buttons, the indoor
unit numbers in group control are displayed
successively.
3
Push OFF timer button to con
fi
rm the selected
indoor unit.
4
Every pushing [
] [
] buttons, Code No. of
the item is changed successively.
5
After you have
fi
nished checking, push
“ON/OFF” button, return to normal mode.
Indoor unit data
Code No.
Data name
01
Room temperature (remote controller)
02
Indoor unit intake air temperature (TA)
03
Indoor unit heat exchanger (coil)
temperature (TCJ)
04
Indoor unit heat exchanger (coil)
temperature (TC)
07
Indoor unit fan speed (×1 rpm)
B9
Communication protocol
(0000: TCC-Link, 0001: TU2C-Link)
F3
Indoor unit fan cumulative operating hours
(×1 h)
F8
Indoor unit discharge air temperature *1
Outdoor unit data
*2
Code No.
Data name
60
Outdoor unit heat exchanger (coil)
temperature (TE)
61
Outside air temperature (TO)
62
Compressor discharge temperature (TD)
63
Compressor suction temperature (TS)
65
Heatsink temperature (THS)
6A
Operating current (×1/10)
6D
Outdoor heat exchange (coil)
temperature (TL)
F1
Compressor cumulative operating hours
(×100 h)
*1 : The above temperature values are estimated from the
temperature of the heat exchanger. It may differ from the
actual discharge temperature.
*2 : For outdoor unit data, refer to the Installation Manual and
Service Manual of the outdoor unit.
10
Maintenance
CAUTION
Before maintenance, be sure to turn off the leakage
breaker.
Cleaning of air
fi
lter
•
Clogging of the air
fi
lter reduce cooling / heating
performance.
Cleaning of panel and air
fi
lter
Preparation :
1. Turn off the air conditioner by the remote controller.
2. Open the air intake grille.
• Slide the button of the air intake grille inward, and
open the air intake grille slowly while holding it.
Air intake
grille
Knob
Cleaning of air
fi
lters
If the air
fi
lters are not cleaned, it not only reduce the
cooling a performance of air conditioner but causes
a failure in the air conditioner such as water falling in
drops.
Preparation :
1. Stop the operation by remote controller.
2. Dismount the air
fi
lter.
Strap to
prevent falling
Air
fi
lter
Use a vacuum cleaner to remove dust from
the
fi
lters or wash them with water.
•
After rinsing the air
fi
lters with water, dry them in the
shade.
•
Set the air
fi
lter into the air conditioner.
Clean the panel and air
fi
lter with water:
•
Wipe down the panel and air
fi
lter with a sponge or
towel moistened with a kitchen detergent. (Do not
use any metallic brush for cleaning.)
•
Carefully rinse the panel and air
fi
lter to wash out
the detergent.
•
After rinsing the panel and air
fi
lter with water,
dry it in the shade.
1. Close the air intake grille.
• Close the air intake grille, slide the knob outward,
and
fi
x the air intake grille securely.
Knob
Air intake
grille
2. Turn on the circuit breaker, then push the
button
on the remote controller to start operation.
CAUTION
•
Do not start the air conditioner while leaving the
panel and air
fi
lter removed.
