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3.2.6. Selection of On/Off/Standby and Summer/Winter Modes

ON/OFF button is not available on the combi panel. Switching on/off 

should be performed on the V automat switch connected to the combi 

line.

3.2.7. On/Off/Standby Positions

ON/OFF button is not available on the combi panel. Switching on/off 

should be performed on the V automat switch to be connected to the 

combi line.

3.2.8. Operation at Winter Position

At that position, combi operates both for heating the environment 

and providing hot tap water. Radiator temperature adjustment is made 

with (3) and (4) numbered buttons in Figure 28, Domestic Hot Water 

temperature adjustment is made with (7) and (8) numbered buttons and 

this temperature is indicated with (10) numbered indicator for Radiator 

and with (12) numbered indicator for Domestic Hot water.

Analogue manometer is located near to right-bottom side 

of the combi.  Installation pressure should be seen in this 

manometer even in the absence of electricity.

When combi is started, flame modulation symbol is seen at the middle 

section of the screen.   At that position, you can increase and decrease 

the temperature with radiator temperature  adjustment buttons (see. 

Figure 28) (3) between 35 – 80 °C, screen lights when buttons are 

pressed and °C symbol flashes besides the radiator temperature value.

3.2.9. Operation at Summer Position

Combi only operates for heating the domestic hot water at that 

position. In order to switch to domestic hot water position;

3.2.10. 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. 

Then, OFF letter is displayed,

and screenlight is closed. Now, combi is 

at STANDBY position. The temperature 

value when electricity is supplied to the 

device 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 is 

completed.

In some cases, combi initially gets into 

Radiator position, its symbol flashes on 

the left bottom corner of screen and 

tap symbol is seen at right bottom 

corner.   A digital manometer indicating 

the installation pressure is located on 

the lower middle section of the screen 

and also existing radiator installation 

temperature is seen on the screen at the 

same time and screen light is turned off.

{If you have a ground heating system, as our Authorized 

Service adjust your combi for “Low Temperature 

Operation”, maximum temperature shall be limited with the 

Radiator temperature adjustment button (3) (e.g. maximum 

50 °C)}.

Domestic Hot Water Adjustment at Winter 

Position; You can adjust the hot tap water 

temperature value between 35 – 60 °C 

with (7) and (8) numbered buttons under 

the RESET button. Screen lights during 

temperature change, DHW symbol flashes 

besides the DHW temperature value. Screen 

light turns off after adjustment.

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, its symbol will flash 

on left top corner of the screen existing 

radiator installation temperature and 

screen light will turn off. 

In order to switch to tap water position, 

hold MODE button and release the 

button after completion of cycle on the 

screen.   At that position, symbol flashes 

at right bottom corner of the screen and 

existing domestic hot water temperature 

will be seen on the screen and screen 

light will turn off.

At that position, you can adjust the hot 

tap water temperature between 35 –60 

°C with (7) and (8) numbered buttons 

below the RESET button.

Screen lights during temperature change, 

DHW symbol flashes besides the DHW 

temperature value.   Adjustment value is 

confirmed after screen light turned off 

following the adjustment.

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...

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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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