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11.

 

Manual hot water loading 

 

 

With this function you can manually reload the hot water storage tank, that means, you get hot water in times, 
when your heating and your hot water support are normally switched off. You manually change the tempera-
ture level of the hot water until the next switching time or until the hot water loading is finished. Move to the 
submenu by pressing the key            two times. With the keys            or            choose day-, night- or economy 
level. Acknowledge with the key            .  

 

 

Adjustment  

Symbol 

Meaning 

 

Manual choice of hot 
water loading 

 

Automatic regulation of the hot water loading according to the 
adjustments. 
 

 

Enable manual hot water 
loading  

 

The hot water storage tank is reloaded. On the display the symbol  
         appears. The enabling is valid until the next switching time 
(one time loading). 

 

Enable manual hot water 
loading with economy 
level 

 

The hot water storage tank is reloaded. On the display the symbol 
        appears. The enabling is valid until the next switching time 
(one time loading). 

 

Block manual hot water 
loading 

 

The hot water loading is blocked. On the display the symbol                 
appears. The blocking is valid until the next switching time. 

 

12.

 

Submenu information  

 

 

This submenu shows the temperatures of the connected sensors. It depends on your heating system and its 
configuration, which sensors are mounted at your heating system. For this reason it is possible, that your 
controller does not display all values, that are shown in the following chart. 

Coming from the starting display press the key            two times, until ”

i

“ appears on the display. Acknowledge 

with the key            and you will get to the temperature display. 

 

 

On the display   

Meaning 

 

F1 

TA 

Outside temperature 

 

F2 

TK 

Boiler temperature 

 

F3 

TV 

Flow temperature 

 

F4 

TW 

Water temperature 

 

F1-F5 

TI, TR, 
TF, KF 

Depending on the configuration: room temperature (TI), return flow temperature 
(TR), floor heating temperature (TF) or jumper for boiler value control (KF) 

 

F8 

TI, KF 

Room temperature, that is measured by an analog remote control (TI) or jumper for 
boiler value control (KF) 

 

 

The symbol 

 (serial interface active) appears in the display in addition to the shown value, that is 

transferred by another bus sharing unit. The values of the sensors are not shown in the display anymore. 

 
 

OK 

OK 

 Manual hot water loading 

esc 

 

-- 

Summary of Contents for Latherm HZR Comfort

Page 1: ...Page 1 Two and three step controller with hot water support OPERATING MANUAL...

Page 2: ...0 Manual change temperature level heating 8 11 Manual hot water loading 9 12 Submenu information 9 13 Submenu switching times 10 14 Submenu time and calendar 11 15 Submenu relay test 11 16 Analog remo...

Page 3: ...air work on the heating controller DANGER Attention Never bring easily inflammable materials near to the controller Protect the controller against humidity coldness heat dust and strong sunlight The c...

Page 4: ...time the key Adjustments see chapter 10 to load the hot water storage tank one time independent from the switching times see submenu manual hot water load chapter 11 from the starting display two time...

Page 5: ...day and date This is how it s done coming from the starting display press the keys or until the desired submenu is displayed acknowledge your choice with the key 7 4 Navigation in a submenu in a subme...

Page 6: ...remote control not at the controller NN Min 5 C Max 30 C 10 C Lowered setpoint value day Desired energy saving room temperature by day e g in absence Only adjustable when this function is enabled by...

Page 7: ...when the operating mode switch points at the clock symbol Operating mode Symbol Meaning Automatic day OFF The heating runs during daytime according to the adjusted setpoint values day dependent on sw...

Page 8: ...lier from work you can directly switch to the setpoint values day and do not have to wait for the next switching time When the next switching time starts the manual adjustment is reset Move with the k...

Page 9: ...t water loading is blocked On the display the symbol appears The blocking is valid until the next switching time 12 Submenu information This submenu shows the temperatures of the connected sensors It...

Page 10: ...ine if how and when your heating runs Move in the submenu by pressing the key until CH appears on the display Acknowledge your choice with the key e g For example you can program your heating system t...

Page 11: ...a switching time When scrolling through the hour values between 23 and 0 o clock the symbol appears instead of the time If you acknowledge this symbol with the key the switching time will be deleted...

Page 12: ...emote control DFW HZR with integrated room sensor allows to adjust the heating controller from afar That means all important adjustments of the heating system can be done directly at the remote contro...

Page 13: ...lock automatically 19 Maintenance The heating controller is maintenance free You can occasionally clean it with a soft and dry cleaning cloth Attention No humidity may get inside the controller Never...

Page 14: ...Page 14 Notes...

Page 15: ...Page 15 Notes...

Page 16: ...erating manual is not allowed to be duplicated distributed altered transferred and translated into another language or to be used otherwise The information in this oper ating manual has been checked c...

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