Haier hp250m1 Installation And Service Manual page 15

Then press "SET" again, "minute" will flash; press "+" and "-" to adjust the minute setting.
Press "SET" key again, "ON" stops lighting, "OFF" lights up. If no key action occurs after
flashing for 6 seconds, the above adjustment will be confirmed (other keys, whose original
functions stop functioning temporarily, can also be pressed for confirmation while flashing). The
default economy time period is 00:00 – 07:00.
C. VAC vacation mode icon : hot water is provided in advance in accordance with the return date
input by users.
1) Vacation day setting
Enter into VAC mode. The 2-digit temperature flashes and shows OO , press "+" and "-" right
now to set vacation days (the range is between 1 and 99 days); press "SET" key for confirmation.
No heating is carried out if OO is indicated.
2) VAC mode introduction
According to user-defined number of vacation days, finished 0:00 on vacation begin heating to 65
degrees, this temperature is not adjustable.
(1) The program starts from the confirmation of the setting. The VAC mode can not be scheduled
in advance
(2) After completion of the vacation mode, ECO mode will be activated automatically;
3) Example of vacation setting
For example, you set vacation days on January 1st and return home from vacation on January 5th.
The date shall be set as (5-1) =4 days, and corresponding temperature shall also be set. The
th
heat-pump will start heating on 00:00 o'clock of January 5 automatically.
D.Quick heating mode icon "BOOST": this icon will light up if quick heating function is
activated.Heat-pump and electric auxiliary unit are activated at the same time for heating.
Temperature icon "HW Left" : indicates set temperature and current temperature. Residual hot
water quantity icon : indicates the residual hot water quantity in the water tank.
Timer and preset state icon : indicates current time or preset time slot.
3. Control functions
A. Electrical leakage protection
The control system of this machine features an electricity leakage protection function.
B. 10-minutes protection
When starting the machine immediately after electricity input, the fan and the compressor will
start at the same time. When starting the machine immediately after shutdown, the machine unit
goes into the protection mode and starts after 10 minutes, which is considered to be normal.
C. Automatic defrosting function
The defrosting mode is automatically activated if the ambient temperature is too low and after the
compressor already runs continuously for a certain period.
D. Protection for nonconformist operation
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