Atag I24C Kurzanleitung

Appliance

Technical Guide

SERVICE ENGINEER EDITION

2019 ONWARDS

The heating

industry has

just had an

upgrade

We will help you grow and protect

your business.

Now you

have too

Contents

APPLIANCES COVERED AND SERIAL NUMBER 4

iC & iC ECONOMISER PLUS COMBINATION

BOILERS TECHNICAL DATA 5

iS SYSTEM & iR REGULAR BOILERS

TECHNICAL DATA 6

BOILER LAYOUT 7

CONTROL PANEL 8

CONTROLS AND EXPLANATION

OF THE FUNCTIONS 9

Central heating system 9

Change the central heating setpoint temperature 9

Hot water supply 1 0

Change the domestic hot water

setpoint temperature 1 0

Comfort and eco 1 1

Always Active 1 2

Time Based 1 3

Disabled 1 4

Frost protection - the danger of frost 1 5

Air Purge Program 1 6

Commissioning the boiler 1 7

Water pressure sensor 1 8

Flow switch 1 8

COMBI BOILER CENTRAL HEATING MODE CH 1 9

COMBI BOILER HOT WATER MODE DHW 20

Combi boiler CH mode 2 1

Combi boiler DHW mode 2 1

System & regular boiler central

heating mode 2 1

CHECKING COMBUSTION CO222

TECHNICAL MENU 25

PARAMETER CHAPTER 26

PARAMETER LISTING 27

YOU HAVE UPGRADED TO ATAG, WE WILL HELP YOU TO GROW AND PROTECT YOUR BUSINESS

TESTING THE BOILER AND CHANGING

SETTINGS 30

Boiler Manual test setting 30

Gradient speed CH 3 1

SETTING UP INTEGRAL AND EXTERNAL

CONTROLS OPTIONS 32

Integral programmer 33

BOILER INFORMATION 34

Set the heating time periods

(if using integral programmer) 35

To set in time periods 36

Free time programming 37

Home screen settings 38

Setting up installer details

to display on boiler 39

Annual Service reminder 40

WEATHER COMPENSATION 4 1

SETTING THE WEATHER COMPENSATION 42

EQUIVALENT FLUE LENGTHS 44

RESET A FAULT CODE 44

VIEW ERROR CODE HISTORY 45

Error codes 45

RESISTANCE TABLE SENSORS 47

ELECTRICAL DIAGRAM 48

ELECTRICAL FUNCTIONS 49

ATAG 3PORT EXTERNAL DIVERTER VALVE KIT

(vented cylinder) 52

(unvented cylinder) 54

ROUTINE SERVICING 56

Full Service 58

IGNITION ELECTRODE 6 1

EXPANSION VESSEL 62

MODEL GC NUMBER

i24C Combination Boiler 47-310-36

i28C Combination Boiler 47-310-37

i36C Combination Boiler 47-310-38

i40C Combination Boiler 47-310-39

iC Economiser 27 Plus Combination Boiler 47-310-40

iC Economiser 35 Plus Combination Boiler 47-310-41

iC Economiser 39 Plus Combination Boiler 47-310-42

i15S System Boiler 41-310-44

i18S System Boiler 41-310-45

i24S System Boiler 41-310-46

i32S System Boiler 41-310-47

i40S System Boiler 41-310-48

i15R Regular Boiler 41-310-49

i18R Regular Boiler 41-310-50

i24R Regular Boiler 41-310-51

i32R Regular Boiler 41-310-52

i40R Regular Boiler 41-310-53

SERIAL NUMBER: P184510289

P 18 45 1 0289

YEAR WEEK DAY No.

Appliances covered

and serial number

LPG conversion kits for each boiler available

iC & iC Economiser Plus combination

boilers technical data

iC ECONOMISER PLUS COMBINATION BOILERS iC Economiser 27 Plus iC Economiser 35 Plus iC Economiser 39 Plus

Part number BE200327 BE200335 BE200339

ErP Seasonal space heating energy eciency class A A A

ErP Seasonal space heating energy eciency (%) 94 94 94

ErP Water heating energy eciency class A A A

ErP Water heating energy eciency (%) 94 96 96

ErP Declared load proﬁle DHW XXL XXL XXL

DHW input (kW) 29.8 40.3 42.5

CH output (kW) 23.2 31.2 31.2

Hot water ﬂow rate @ 35°C rise (l/min) 12.6 16.1 17.0

SEDBUK 2009 (%) 89.7 89.7 89.7

Dimensions (H x W x D) (mm) 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355

Boiler lift weight with jig (Kg) 43 46 46

Standard warranty (years) 10 10 10

LPG conversion kit available Yes Yes Yes

NOx class / NOx mg / kWh 6 / 30.02 6 / 25.71 6 / 25.71

Ingress protection (IP) IPX4D IPX4D IPX4D

Maximum equivalent horizontal ﬂue length (m) 60/100mm 15 8 8

Maximum equivalent vertical ﬂue length (m) 60/100mm 15 8 8

Maximum equivalent horizontal ﬂue length (m) 80/125mm 50 40 40

Maximum equivalent vertical ﬂue length (m) 80/125mm 50 40 40

IC COMBINATION BOILERS i24C i28C i36C i40C

Part number BC100324 BC100328 BC100336 BC100340

ErP Seasonal space heating energy eciency class A A A A

ErP Seasonal space heating energy eciency (%) 94 94 94 94

ErP Water heating energy eciency class A A A A

ErP Water heating energy eciency (%) 85 84 90 90

ErP Declared load proﬁle DHW XL XL XL XL

DHW input (kW) 26.6 30.3 39.3 42.0

CH output (kW) 23.2 23.2 31.2 31.2

Hot water ﬂow rate @ 35°C rise (l/min) 10.1 11.5 14.9 16.2

SEDBUK 2009 (%) 89.7 89.7 89.7 89.7

Dimensions (H x W x D) (mm) 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355

Boiler lift weight with jig (Kg) 41 41 44 44

Standard warranty (years) 10 10 10 10

LPG conversion kit available Yes Yes Yes Yes

NOx class / NOx mg / kWh 6 / 30.02 6 / 30.02 6 / 25.71 6 / 27.10

Ingress protection (IP) IPX4D IPX4D IPX4D IPX4D

Maximum equivalent horizontal ﬂue length (m) 60/100mm 15 15 9 9

Maximum equivalent vertical ﬂue length (m) 60/100mm 15 15 9 9

Maximum equivalent horizontal ﬂue length (m) 80/125mm 50 50 45 45

Maximum equivalent vertical ﬂue length (m) 80/125mm 50 50 45 45

iS SYSTEM BOILERS i15S i18S i24S i32S i40S

Part number BS300315 BS300318 BS300324 BS300332 BS300340

ErP Seasonal space heating energy eciency class A A A A A

ErP Seasonal space heating energy eciency (%) 93 93 94 94 94

CH output kW (50/30°C) 14.7 17.5 23.2 31.2 38.8

SEDBUK 2009 (%) 89.8 89.8 89.8 89.8 89.8

Dimensions (H x W x D) (mm) 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355

Boiler lift weight with jig (Kg) 39 39 39 42 42

Standard warranty (years) 10 10 10 10 10

LPG conversion kit available Yes Yes Yes Yes Yes

Solar compatible Yes Yes Yes Yes Yes

NOx class / NOx mg / kWh 6 / 28.90 6 / 28.74 6 / 30.02 6 / 25.71 6 / 27.10

Ingress protection (IP) IPX4D IPX4D IPX4D IPX4D IPX4D

Maximum equivalent horizontal ﬂue length (m) 60/100mm 15 15 15 9 9

Maximum equivalent vertical ﬂue length (m) 60/100mm 15 15 15 9 9

Maximum equivalent horizontal ﬂue length (m) 80/125mm 50 50 50 45 45

Maximum equivalent vertical ﬂue length (m) 80/125mm 50 50 50 45 45

iR REGULAR BOILERS i15R i18R i24R i32R i40R

Part number BR400315 BR400318 BR400324 BR400332 BR400340

ErP Seasonal space heating energy eciency class A A A A A

ErP Seasonal space heating energy eciency (%) 94 94 94 94 94

CH output kW (50/30°C) 14.7 17.5 23.2 31.2 38.8

SEDBUK 2009 (%) 89.8 89.8 89.8 89.8 89.8

Dimensions (H x W x D) (mm) 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355 700 x 440 x 355

Boiler lift weight with jig (Kg) 32 32 32 35 35

Standard warranty (years) 10 10 10 10 10

LPG conversion kit available Yes Yes Yes Yes Yes

Solar compatible Yes Yes Yes Yes Yes

NOx class / NOx mg / kWh 6 / 28.90 6 / 28.74 6 / 30.02 6 / 25.71 6 / 27.10

Ingress protection (IP) IPX4D IPX4D IPX4D IPX4D IPX4D

Maximum equivalent horizontal ﬂue length (m) 60/100mm 15 15 15 9 9

Maximum equivalent vertical ﬂue length (m) 60/100mm 15 15 15 9 9

Maximum equivalent horizontal ﬂue length (m) 80/125mm 50 50 50 45 45

Maximum equivalent vertical ﬂue length (m) 80/125mm 50 50 50 45 45

iS system and iR regular

boilers technical data

iC ECONOMISER PLUS COMBINATION BOILER LAYOUT

1Heat exchanger 9Control panel 17 Safety valve

2Ignition unit 10 Three-way valve 18 DHW Economiser

3Fan unit 11 Circulation pump 19 Siphon

4Air supply damper 12 Filling loop 20 Isolation valve ﬂow CH

5Gas valve 13 Flue gas exhaust 21 Isolation valve gas

6Automatic de-aerator 14 Combustion air supply 22 Isolation valve cold water

7DHW plate heat exchanger 15 Boiler data plate 23 Isolation valve return CH

8Control unit 16 Expansion vessel 24 Flue non return valve

T1 Flow sensor P1 Water pressure CCondensation pipe

T2 Return sensor GGas pipe KCold water pipe

T3 Hot water sensor AFlow pipe CH WHot water pipe

F1 DHW ﬂow sensor RReturn pipe CH

Boiler layout

A W G

14 5

24 6

2 1

18 15

7 4

11 9

817

19C

Control panel

(All ATAG boiler range)

RESET

BACK OK

19°25/07/18 09:00

23.2º

75°45°

ECO AUTO

Press OK to enter Menu

1.4 bar

00 02 04 06 08 10 12 14 16 18 20 22 24

BC A

D E

Controller buttons

ASelector Wheel Turn the wheel left or right to scroll through available menu options

BOK button Press to select/conﬁrm an item

CBACK button Press to go back one screen

DRESET button Press to reset a fault code

EChimney sweep button Press to enter into service mode which button allows adjustment of high ﬁre/low ﬁre and CO2 settings

Controller display

1DHW comfort or economy mode is active 11 Boiler status indicator, such as "Press OK to enter Menu", error messages and

other status information

2DHW status symbol. A box around the tap symbol indicates DHW is in operation

3Visual illustration of current hot water temperature. Scale changes as the set

temperature is changed

12 Heating supply setpoint

13 Outdoor temperature (if connected)

4Internal room temperature (if present) 14 Time program

5DHW set point temperature 15 Visual illustration of current central heating temperature. Scale changes as the

set temperature is changed

6CH time program active

7Flame Burner on 16 Central heating status symbol. A box around the radiator symbol indicates

central heating is in operation

8Current date and time

9Actual Power Level 17 Thermoregulation function enabled

10 Current central heating system water pressure

5 76 8 9 10 11 12 13

171

Central heating system

The CH program is always active after start-up.

This is indicated by a rad symbol .

If there is heat request, it is indicated by a square around the rad symbol

and the description at the bottom of the screen of ‘C.Heating Active’.

The heating will be put into operation. The circulation pump will switch on

and the burner will switch on after 1 to 2 minutes (ﬂame icon) .

When there is no more heat requested the radiator symbol may have the

square around it or not, but the ﬂame (ﬂame icon) symbol will disappear.

The pump will continue to run for 60 seconds due to the pump over run

feature. The description at the bottom of the screen of ‘CH Pump Overrun’.

From the controller Home screen,

press OK.

Controls and explanation

of the functions

19°25/07/18 09:00

80°60°

ECO AUTO

C.Heating Active

1.5 bar

00 02 04 06 08 10 12 14 16 18 20 22 24

RESET

BACK OK

19°25/07/18 09:00

80°60°

ECO AUTO

Press OK to enter Menu

1.5 bar

Turn the selector wheel to highlight

Complete Menu. Press OK.

CH Settings is highlighted.

Press OK.

Option CH Setpoint Temp is

highlighted. Press OK.

Option T set Z1 is highlighted.

Press OK.

Note: T set Z2 and T set Z3 are inactive functions.

Turn the selector wheel until the

desired temperature appears on

the screen. Press OK.

Available temperature settings:

20°C - 80°C

Change the central heating setpoint temperature

Time program / Manual

Summer / Winter / OFF

Complete Menu

T set Z1

T set Z2

T set Z3

CH Settings

DHW Settings

Screen Settings

CH Setpoint Temp

Time program

Holiday function

AUTO function

Pump continuous running

T set Z1

Set the send temperature of zone 1

80°C

Press OK to confirm

Hot water supply

The DHW program is always active after start-up.

This is indicated by a tap symbol .

If there is a hot water request, this is indicated by a square around

the tap symbol and the description at the bottom of the screen

of ‘ DHW Active’. The hot water supply will be activated.

The circulation pump will start circulating and the burner will switch

on (ﬂame icon) .

The pump will continue to run for 30 seconds due to the pump

over run feature. The description at the bottom of the screen

of ‘DHW pump over run’ (combi boiler or system boilers

with ATAG 3-port diverter kit).

19°25/07/18 09:00

80°60°

ECO AUTO

DHW Active

1.5 bar

From the controller Home screen,

press OK.

RESET

BACK OK

19°25/07/18 09:00

80°60°

ECO AUTO

Press OK to enter Menu

1.5 bar

Turn the selector wheel to highlight

Complete Menu. Press OK.

Turn the selector wheel to highlight

DHW Settings. Press OK.

Option DHW Comfort Setpoint

Temp is highlighted. Press OK.

The current DHW comfort Setpoint

temperature is displayed. Press OK.

Turn the selector wheel until the

desired temperature appears on

the screen. Press OK.

Available temperature settings:

40°C - 65°C

Change the domestic hot water setpoint temperature

Time program / Manual

Summer / Winter / OFF

Complete Menu

DHW comfort Setpoint Temp 60

CH Settings

DHW Settings

Screen Settings

DHW comfort Setpoint Temp

Time program

Comfort function

DHW comfort Setpoint Temp

Set the domestic hot water temperature

60°C

Press OK to confirm

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