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3.2. SELECTION OF ON/OFF/STANDBY AND 

SUMMER/WINTER MODES 

 

Use V automat switch for interrupting the electrical connection of 

combi. The temperature value when electricity is supplied to the device 
is the temperature value of water in the installation.

 

3.2.1. On/Off/Standby Positions

Use V automat (fuse) switch for shutting ON/OFF the electrical 

connection of combi.

3.2.2. Operation at Winter Position

At that position, combi operates both for heating the environment and 

providing hot tap water. 

 

3.2.3. Operation at Summer Position

Combi only operates for heating the domestic hot water at that 

position. In order to switch to DHW position; 

3.2.4. Resetting the Combi (Re-Starting)

In cases that device gives failure/locking errors hold RESET button for

3-4 seconds, and release after completing the cycle on the screen. You 

can reset the device and re-start operations.

3.2.5. Shutting OFF the Combi

To bring the combi to OFF position while it is in SUMMER position;

When the combi is started for the first 

time, screen displays nG letter and then 

a number (for instance 24) indicating kW 

power of the device.

and screenlight is closed. Now, combi is in 

STANDBY position. The temperature value 

when electricity is supplied to the device 

is the temperature value of water in the 

installation.

Then, OFF letter is displayed, 

OFF

OFF

Radiator temperature is adjusted with 

button (3) and Domestic Hot Water 

temperature adjustment is made with 

button(4) and this temperature is 

displayed by indicator (7) on the screen.

In order to shuton the combi, hold 

MODE

 button, whereas a circle starts 

on the screen, release the button when 

circle is completed.

In such cases, combi initially gets in the 

Radiator position, it’s symbol flashes at left 

top corner of screen and existing radiator 

installation temperature is displayed on 

the screen and then screen light turns 

off.  At that position, you can adjust the 

temperature between 35 – 80 °C with 

the Radiator (CH) temperature adjustment 

button (3).
Temperature value increases when button 

is rotated clockwise or decreases when 

rotated counter clockwise.  The adjusted 

value shall be confirmed after flashing for 

4-5 seconds after releasing the button 

and continues to display the temperature 

value in the installation.

{If you have a ground heating systemadjust your combi 

for “Low Temperature Operation”, maximum temperature 

shall be limited with the Radiator temperature adjustment 

button (3) (e.g. maximum 50 °C)}.

At that position, you can adjust the 

temperature between 35 – 60 °C with 

the domestic hot water temperature 

adjustment button (4) whose symbol is 

displayed. When DHW button is rotated, 

while screen light is on if you rotate 

(right) clockwise, you can increase the 

temperature, and you can decrease 

the temperature when rotated counter 

clockwise (left).

If you are starting the combi for the first 

time hold MODE button, and release 

the button after the cycle is completed 

on the screen, initially combi switches 

to radiator position, it’s symbol will flash 

on left top corner of the screen existing 

radiator installation temperature shall be 

indicated on the screen and screenlight 

will be turned-off.

In order to switch to DHW position, hold 

MODE button and release the button 

after completion of cycle on the screen. 

At that position, symbol flashes at right 

top corner of the screen and existing 

DHW temperature will be seen on the 

screen and screen light will turn off.

A sample utilisation error; when E81 or E06 

failure codes are displayed on the device 

screen, it has passed to failure since no 

ignition occurred in your device.    In that 

case, any of gas line valves connected to 

the combi may be closed, combi will be 

restarted when closed valve is opened and 

RESET button is pressed.  If combi is not 

started with resetting, please consult our 

Authorized Service. 

When the MODE button is hold, after the 

cycle is completed while screen light is on, 

Summary of Contents for LAWA

Page 1: ...CONVENTIONAL COMBI BOILERS INSTALLATION USER MANUAL LAWA LAWAPLUS...

Page 2: ...Lawa LawaPlus Enerwa E24 EnerwaPLUSE24...

Page 3: ...Connections 2 2 17 Optional Controls Room Thermostat External Weather Temperature Sensor and Others 2 3 HYDRAULIC INSTALLATION RULES 2 3 1 Radiator Heating Water Structure 2 3 2 Filling Emptying Radi...

Page 4: ...under any circumstances during installation use or maintenance operations and device warranty shall also be void Only the authorized Warmhaus Service is authorized to make the electrical connection of...

Page 5: ...2 Installation Notes Figure 5 Exhaust gas flue set Do not use lighter matches Close valves of devices operating with natural gas and your gas meter Immediately evacuate the place with gas odour Natur...

Page 6: ...for the combi boiler should be well secured The hanger plate given as standard with the combi should be installed according to the technique to a full or semi full brick wall according to installatio...

Page 7: ...al operations Various alloy layers may be formed during transit of LPG gas in tanks depending on mixture compositions That causes a change in heating power of mixture assigned to the device and may co...

Page 8: ...nd all wastes must be cleaned 2 2 10 Exhaust Gas Flue Pipe Set and Accessories Connection Flue accessory sets to be used in exhaust gas installation of Hermetic combis should be original Warmhaus flue...

Page 9: ...nnection bolt installed on 90 flue bend of your combi to the flue output terminal and the clamp 3 should be insatlled on the EPDM connection bolt and slightly tighten with screw Figure 12 Then fit the...

Page 10: ...Set Bend 45 b Flue Extension Pipe c Additional 90 Bend d Standard Flue Set Pipe Figure 16 II Two 90 bended sample flue installations d a b c a b c d 4 m Figure 14 Installation of reduction stamp Pipe...

Page 11: ...ment temperature Lowest Temperature 5 C In case the combi is installed in an environment with a temperature lower than 5 C and gas supply is interrupted or passed into failure due to failing to make i...

Page 12: ...poles and relying on the earth connection high voltage category 3rd class multiple poled disconnected should be envisaged on the same grid Your device is designed as enabling normal functioning betwee...

Page 13: ...ef valves of the radiator Combi safety valve relief should be connected to a discharge cone Otherwise safety valve shall be activated and manufacturer shall not be responsible due to water discharge a...

Page 14: ...ical fuse gas valve radiator and tap water valves Leave the Combi at Summer position and activate its Frost Protection function Shut off the combi during maintenance and repair operations to be perfor...

Page 15: ...navy blue coloured backlight LCD screen 2 buttons Radiator 3 and Hot Tap Water 4 and 2 pcs RESET 2 and MODE 1 pushbuttons RESET It is used for re starting the combi and eliminating the failure in cas...

Page 16: ...light turns off At that position you can adjust the temperature between 35 80 C with the Radiator CH temperature adjustment button 3 Temperature value increases when button is rotated clockwise or dec...

Page 17: ...s lower than this value 18 Failure indicator The temperature value displayed on the combi screen has a 3 C tolerance depending on environmental conditions not arising from the combi Screen of PriwaPlu...

Page 18: ...is the temperature value of water in the installation Hold the MODE button for switching on the combi when letter is available on the screen A cycle starts on the screen release the button when cycle...

Page 19: ...diate responses to external weather temperature changes via smart and comfort operation Figure 32 Therefore it maintains an efficient and economic operation by reducing the radiator water temperaturew...

Page 20: ...for LAWA PRIWA and ENERWA models Air discharge function can be activated by pressing the RESET button more than 5 seconds while CH button and DHW button are at maximum position Upon activation of thi...

Page 21: ...uilding are open Call the authorized service in case of repeated after reset 1 E 42 Failure in pushbuttons Button failure Call the authorized service 1 E 43 Room thermostat OT communication failure Di...

Page 22: ...time you must at least execute maintenance operations on a yearly basis in compliance with what is stated in the relative point at annual check and maintenance of the appliance in compliance with nat...

Page 23: ...c Hot Water Heat Output kW 7 7 Max Domestic Hot Water flow rate t 30 C min 10 9 10 9 Min Domestic Hot Water flow rate min 1 5 1 5 Maximum water pressure bar 10 10 Minimum water pressure bar 1 5 1 5 Te...

Page 24: ...0 25 37 I2H I2E I2E I2L I2ELL I 2H I3P NUMBER OF CHOOSED CONNECTING CONDITIONS Used gas G20 G20 G25 G25 G20 G25 G20 G31 Countries of destination AT BG CH CZ DK EE ES FI GB GR IE IT LT LV NO PT RO SE S...

Page 25: ...25...

Page 26: ...26...

Page 27: ...27...

Page 28: ...CONVENTIONAL COMBI BOILERS INSTALLATION USER MANUAL LAWA LAWAPLUS Instruction booklet code of Lawa LawaPlus 150 11 606 000004 Revision Date 12 2016...

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