EAS Electric ETH50VMR, Installation And Owner'S Manual

Page: 155 / 180

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How to enter the HOLIDAY AWAY SETTING
To enter the HOLIDAY AWAY SETTING, go to MENU>
FOR S ERVICEMAN> HOLIDAY AWAY SETTING. Press
OK. The following page is displayed:
About HOLIDAY AWAY SETTING
The HOLIDAY AWAY SETTING is used to set the outlet
water temperature to prevent freezing when away for
holiday.
10.7.8 HOLIDAY AWAY SETTING
When the cursor is on T4_AHS_ON
、
dT1_AHS_ON
、
dT1_AHS_OFF or t_AHS_DELAY, Use
▼ ▲
and ▼ ▲ to
scroll and adjust the parameter.
When the cursor is on T4_AHS_ON
、
dT1_AHS_ON
、
dT1_AHS_OFF or t_AHS_DELAY, Use
▼ ▲
and ▼ ▲ to
scroll and adjust the parameter.
T4_AHS_ON is the ambient temperature for starting the
additional heating source. When the ambient temperature
rises above T4_AHS_ON, the additional heating source
will be unavailable. The relationship between the
operation of additional heating source and ambient
temperature is shown in the picture below:
dT1_AHS_ON is the temperature difference between T1S
and T1B for turning the additional heating source on(only
when T1B<T1S-dT1_AHS _ON will the unit turn on),
dT1_AHS_OFF is the temperature difference between
T1S and T1B for turning the additional heating source off
(when T1B≥T1S+dT1_AHS_OFF the additional heating
source will turn off), t_AHS_DELAY is the time that the
compressor has run before starting the additional heating
source. It should be shorter than the additional heating
source start time interval.The operation of the heat pump
and the additional heating source is shown below:
If solar energy kit is installed, please select YES at “7.3
SOLAR ENERGY”, then the solar pump will operate when
the solar energy kit operating for domestic hot water
heating, and the heat pump will stop operating for
domestic hot water heating.
OFF
T4
T4HMIN
T4HMAX
Heat mode
by heat
pump
T4_AHS_ON
Heat mode
by AHS
only
Heat mode by
heat pump and
AHS
T1s-T1B T4
＜
T4_AHS_ON
OFF OFF
OFF
Time
ON ON
ON
t_AHS_delay t_AHS_delay
dT1_AHS
_ON
dT1_AHS
_OFF
AHS
Compressor
The number displayed on the user interface is the phone
number of your local dealer.
Use ▼ ▲ to scroll and set the phone number. The
maximum length of the phone number is 13 digits, if the
length of phone number is short than 12, please input ■,
as shown below:
How to set the SERVICE CALL
To set the SERVICE CALL, go to MENU> FOR
SERVICEMAN>SERVICE CALL. Press OK. The
following page is displayed:
When the cursor is on T1S_H.A._H or T5S_H.M_DHW,
Use
▼ ▲
and ▼ ▲ to scroll and adjust the parameter,
T1S_H.A._H is the target outlet water temperature for
space heating when in holiday away mode.
T5S_H.M_DHW is the target outlet water temperature for
domestic hot water heating when in holiday away mode.
About SERVICE CALL
The installers can set the phone number of the local
dealer in SERVICE CALL. If the unit doesn’t work
properly, call this number for help.
10.7.9 SERVICE CALL SETTING
About RESTORE FACTORY SETTINGS
The RESTORE FACTORY SETTING is used to restore
all the parameters set in the user interface to the factory
setting.
10.7.10 RESTORE FACTORY SETTINGS
9 SERVICE CALL
PHONE NO. 0000000000000
MOBILE NO. 0000000000000
ADJUST SCROLL OK CONFIRM
9 SERVICE CALL
PHONE NO. ****************
MOBILE NO. ****************
ADJUST SCROLL OK CONFIRM
8 HOLIDAY AWAY SETTING
20°C
15°C
SCROLL
T1S_H.A_H
T5S_H.M_DHW
V.1