Hitachi PC-ARFG2-Z Installation & Maintenance Manual page 36

16. Temperature Range Restriction
16. Temperature Range Restriction
The temperature range can be set by the wired remote controller.
1. Set Temperature Range
Step1. Select "Service Menu" on the Service & Installation screen
and press "OK".
Step2. Select "Temperature Range Restriction" and press "OK".
Step3. Select "Upper/Lower Limit for Cooling", "Upper/Lower Limit
for Heating" or "Upper/Lower Limit for Auto mode"and
press "OK".
Step4. Press " ", " ", " ", or " " to select the setting value.
Step5. After value setting, select "
return to Step3.
•
When Dual Setpoint is enabled, the Upper/Lower limit of the
temperature range restriction can be set for Cooling and Heating
separately. Please note that the settings should follow the rule
"cooling upper/lower limit ≥ heating upper/lower limit + 2°C (3°F)".
NOTES:
•
Please ensure that the upper heating limit is set equal to or greater than the lower limit value.
•
Different indoor and outdoor units may have different temperature ranges.
•
The temperature range restriction settings for Auto mode (including Auto Dual Setpoint) are only available
when Auto mode is enabled on this product. Some indoor units may not support Auto mode.
•
When using two wired remote controllers connected to the same indoor unit, both the upper and lower
limit settings for Auto mode (including Auto Dual Setpoint) are not synchronized on the two controllers. It is
necessary to set the same value on each of the two controllers respectively.
17. Dual Setpoint Setting
The setting allows you set the temperature of cooling and heating individually.
To use this function, refer to the Item b8 (Page 10 ) to enable auto function in function selection.
1. Set Dual Setpoint
Step1. Select "Service Menu" on the Service & Installation screen
and press "OK".
Step2. Select "Dual Setpoint" and press "OK".
Step3. Press " " or " " to select "ON" or "OFF".
Step4. Press "OK" to confirm the setting.
Step5. Press " " to return to Step2.
A16381H9HF
" and press "OK". Press " " to
OK
Temperature Range Restriction
Upper/Lower Limit for Cooling
Upper/Lower Limit for Heating
Upper/Lower Limit for Auto mode
OK Select
Upper/Lower Limit for Auto mode
28°C 19°C
Upper Limit Lower Limit
Set the upper limit larger than the lower limit.
Upper/Lower Limit for Auto Dual Setpoint
Cooling Heating
28°C 25°C 20°C
Upper Limit Lower Limit Upper Limit Lower Limit
Set the upper limit larger than the lower limit.
Dual Setpoint
OFF
ON
OK Select
Back
OK
Back
17°C
OK
Back
Back
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