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17

To bring combi in OFF position while it is 

in WINTER; hold MODE button, after cycle 

is completed while the screen light is on, 

combi will be in SUMMER position.

Then, upon repeating the same operation, 

letter will be displayed on screen after 

completing the cycle and screen light turns 

off. 

screen will display OFF letter, that means 

your combi is OFF.

Now, your combi is at STANDBY position as 

OFF.

OFF

OFF

LAWAPLUS Combi Control Panel

2

1

6

4

5

8

3

7

Figure 28 

LawaPlus combi control panel

Figure 29

 LawaPlus combi control panel screen

14

17

19

10

9

15

11

16

13

12

18

BUTTONS and PUSHBUTTONS

1. MODE, position adjustment button.

2. RESET button.

3. Radiator (CH) temperature increasing button.

4. Radiator (CH) temperature decreasing button.

5. Software connection slot.

6. Digital display screen

7. Domestic Hot Water temperature increasing button.

8. Domestic Hot Water temperature decreasing button.

9. Flame modulation indicator

10. Radiator (CH) water temperature

11. Radiator (CH) mode operating indicator

12. Domestic Hot Water temperature

13. Domestic Hot Water operating indicator

14. Comfort mode operation

15. Failure status RESET requirement.

16. External Weather Temperature Sensor  connection indicato

17. Digital manometer (Radiator pressure 1,3 bar warning symbol; E02 

failure code is indicated if the pressure is 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 PriwaPlus & EnerwaPlus combi models consist of 

amber coloured backlight LCD screen 6 pieces: RESET, MODE, CH

 (+), CH (-), DHW (+), DHW (-) pushbuttons. 

RESET:

 It is used for re-starting the combi and eliminating the failure 

in case of combi failure.

MODE:

 Used for Winter/Summer/OFF mode adjustment.

Operating positions and related notifications:

POSITION EXPLANATIONS:

• Service technician function ra tap displayed. (Only for 

authorized service, wait for the function to end without pressing any 

button in such case!)

• CLOSED or OFF (3 digits LCD screen)   

• WINTER► Radiator tempe °C + tap + radiator is displayed.

• SUMMER► Radiator tempe °C + tap is displayed.

• CH ON► Radiator Tempe °C + tap + flashing radiator (symbol) 

is displayed.

• DHW ON► DHW tempe °C + flashing tap (symbol) is 

displayed.

• CH FROST PROTECTION► Radiator temperature

· °C + flashing radiator (symbol) + when boiler is ignited flame 

(symbol) is displayed.

• DHW FROST PROTECTION► CH tempe °C flashing radiator 

and tap (symbol) + when boiler ignited flame (symbol)

• CH/DHW SETTING CHANGE► CH adjustment change will be 

activated when radiator symbol rapidly flashes. DHW adjustment 

change will be activated when tap symbol rapidly flashes. 

• Service technician function ra tap displayed. (Only for 

authorized service, wait for the function to end without pressing any 

button in such case!)

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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