32
Ventilator
In case of finding a problem at a trial operation
The Product doesn't work
The Product doesn't work through
you press the 'ON' switch
Even though you change the
fan speed, the operation mode
doesn't change and it changes
to 'Auto or Low'
Even though you push the but-
ton of remote controller, any
function doesn't work.
Is power not supplied?
Is the Indoor temperature less
than 45°c or more than 40°C?
Is the Indoor temperature less
than -10°C or more than 45°C?
Is the icon " " displaying on
remote controller?
Is the icon " " displaying
on remote controller? Does the
message "HL" display on
remote controller when you
push the button.
Supply Power
It's standby mode for protecting
Total Heat Exchanger.
It's operation mode to protect
Total Heat Exchanger.
It's Child Lock mode. Refer to
Remote controller.
It's centralized control mode.
You can't control on remote
controller.
Symptom
Check Item
Counter-measure
In case of finding a problem at a trial operation
The A-weighted sound pressure emitted by this product is below 70 dB.
** The noise level can vary depending on the site.
The figures quoted are emission level and are not necessarily safe working levels. Whilst there is a
correlation between the emission and exposure levels, this cannot be used reliably to determine
whether or not further precautions are required. Factor that influence the actual level of exposure of the
workforce include the characteristics of the work room and the other sources of noise, i.e. the number
of equipment and other adjacent processes and the length of time for which an operator exposed to
the noise. Also, the permissible exposure level can vary from country to country. This information, how-
ever, will enable the user of the equipment to make a better evaluation of the hazard and risk.
Limiting concentration: 0.44kg/m
3
(R410A)
Airborne Noise Emission
Limiting concentration is the limit of Freon gas concentration where immediate measures can be
taken without hurting human body when refrigerant leaks in the air. The limiting concentration shall
be described in the unit of kg/m
3
(Freon gas weight per unit air volume) for facilitating calculation
n
Calculate refrigerant concentration
Refrigerant concentration =
Limiting concentration
Total amount of replenished refrigerant in refrigerant facility (kg)
Capacity of smallest room where indoor unit is installed (m
3
)
Содержание LZ-H050GXH0
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