Bosch DOMESTIC HOT WATER HEAT PUMP User Manual download pdf (Page 16)

CONTROL PANEL

6 720 642 344 (2010/01)

HOT WATER PEAK

Fig. 33

Regular increase of the DHW temperature The interval

for pasteurisation is set in menu Hot water peak. If you

select 7 days, for example, then the DHW temperature is

raised to approx. 65 °C every seventh day. With Start

time you determine when pasteurisation should

commence.

TIME CONTROL HOT WATER

Fig. 34

Function Time control hot water enables the complete

shutdown of DHW heating to save energy. This may be

appropriate during periods when high electricity tariffs

are applied. This will, however, result in a reduced DHW

provision. You enable this function like all other time

controls.

EXTERNAL CONTROL HOT WATER

External control hot water offers the option of shutting

down the DHW generation independent of the

temperature by means of an external (telephone) signal.

To enable this function:

B Select External control hot water.

B Change the setting for External control blocking

heating to On.

6.4.7 TIMERS

Fig. 35

There are a number of timers in the control unit. The

statuses for these are shown in the menu Timers.

Extra hot water indicates the period for which the

required function Extra Hot Water is available.

Additional heat start indicates the remaining time for

delaying the start of the additional heater.

Mixing valve control delay indicates the delay for the

mixer control after expiry of the additional heater start

delay.

Alarm mode delay indicates the remaining time until the

additional heater starts following an alarm issue.

Compressor start indicates the time before the

compressor starts.

Delay before defrost indicates the remaining time

before a permissible defrost.

Heating, maximum operating time at hot water demand

indicates the time remaining before the maximum time

for heating mode is reached, if a simultaneous DHW

demand is active.

Hot water, maximum operating time at heating system

demand indicates the remaining time before the

maximum time for DHW heating is reached, if a

simultaneous heating demand is active.

6.4.8 SETTING THE CLOCK

The heat pump has functions that are dependent on

both the time and date. Thus it is important that these

are correct.

To set the date and time:

B Select Setting the clock in the advanced menu.

Fig. 36

B Select Set date to adjust. This is done using the menu

dial in the order, Year-Month-Day.

Repeat the adjustment after the selected

time has expired to start a new period with

Extra hot water. Whilst the Extra hot water

function is operational the number of hours

can also be increased.

Time control hot water can impair the DHW

availability.

Only activated selections are displayed. All

selections made are activated at the same

time by the external input.

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Bosch DOMESTIC HOT WATER HEAT PUMP User Manual Page 16

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