Mitsubishi Electric PUHZ-SHW80VHA Service Manual page 111

1 3- 4 - 2 . P A R - 2 1 M A A
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Remote controller button position
A
D
Compressor information Outdoor unit information Indoor unit information
Operation mode
[Display ]
A
Refrigerant leakage
detection
(initial teaching)
GAS LEAK
TEST START
[Display D ] Waiting for stabilization
OCH526C
C B
This air conditioner (Outdoor unit) can detect refrigerant leakage
which may happen during a long period of use. In order to enable
the leakage detection, the following settings are req uired to let the
unit memorize the initial condition (initial refregerant amount).
Confirm
1 .How to selec t th e "R efrigerant L eakage D etec tion" mode
Refrigerant leakage Detection is possible regardless the unit` s operation (ON or OFF).
detection judgement
1Press
"EASY MAINTENANCE" mode.[Display A]
GAS LEAK
JUDGE
2 .How to start th e initial learning
2Press
* The initial learning for the leakage detection is always done once after
the new installation or the data reset.
After 45 minutes
3Press
How to finish th e initial learning
Once the unit` s operation is stabilized, the initial learning is completed.
4Press
The initial learning can also be cancelled by pressing
Caution :
Make sure to perform the "test run" and confirm the unit works
without any problems, before starting the following setting.
For more precise detection, make sure to set the airflow at
"High notch" before enabling this setting.
button for more than 3 seconds to switch to
TEST
w
CLOCK button and select the [GAS LEAK TEST START]
Stabilized
( )button to confirm.
FILTER
button for more than 3 seconds to cancel the initial leaning.
TEST
button.
1ON/ OFF