Top secret Secret Internal use only Public 2

Top secret Secret Internal use only Public 2. Equipment & Selection D 2 x. ND Service Course

2. Equipment & Selection 1. System Overview 2. Product Range 3. Options 2 Equipment & Selection - Internal use only

2. Equipment & Selection RT: ODS: DHW: LWT: OU: PCB: CH: NTC: DOTT: 3 Room Thermostat Outdoor Sensor domestic hot water leaving water temperature outdoor unit printed circuit board Central heating Negative temperature coefficient Opentherm Room Thermostat Equipment & Selection - Internal use only

2. 1 System Overview 4 Equipment & Selection - Internal use only

2. 1 System Overview Combi Internal & external filling loop 24 28 k. W 35 12 Tank External filling loop 18 24 28 35 5 Equipment & Selection - Internal use only k. W

2. 1 System Overview Combi: The boiler has a plate heat exchanger to provide instant DHW 6 Equipment & Selection - Internal use only Tank: The boiler does not have a plate heat exchanger. DHW is provided with an external storage tank, which is heated by the boiler.

2. 1 System Overview Internal: The boiler has an internal filling loop and integrated filling valve on flow hydroblock. 7 Equipment & Selection - Internal use only External: The boiler does not have an internal filling loop. Instead water filling to CH circuit is done by an external filling system

2. 2 Product range 8 Equipment & Selection - Internal use only

2. 2 D Product range 2 C ND 024 A 1 AA Brand: D for Daikin, R for Rotex Technology: 2 for Gas Condensing Type: C for Combi, T for Tank Model: ND for NDJ 1 EU Capacity: 024 for 24 k. W Setting: A 1= Internal filling loop ( IT, PT, GR, ES, PO) A 4= External filling loop (GER, BE, FR, LV, LT, EE) Revision: To track minor or major modifications 9 Equipment & Selection - Internal use only

2. 2 Product range NDJ Boiler - Daikin Type T-Model COMBI 10 WHGB 35 C WHGB 28 C WHGB 24 C WHGB 35 T WHGB 28 T WHGB 24 T WHGB 18 T WHGB 12 T Product Name D 2 CND 035 A 1 AA D 2 CND 035 A 4 AA D 2 CND 028 A 1 AA D 2 CND 028 A 4 AA D 2 CND 024 A 1 AA D 2 CND 024 A 4 AA D 2 TND 035 A 4 AA D 2 TND 028 A 4 AA D 2 TND 024 A 4 AA D 2 TND 018 A 4 AA D 2 TND 012 A 4 AA Equipment & Selection - Internal use only Material Name D 2 CND 035 A 1 A D 2 CND 035 A 4 A D 2 CND 028 A 1 A D 2 CND 028 A 4 A D 2 CND 024 A 1 A D 2 CND 024 A 4 A D 2 TND 035 A 4 A D 2 TND 028 A 4 A D 2 TND 024 A 4 A D 2 TND 018 A 4 A D 2 TND 012 A 4 A Nominal Output (80/60° C) 4, 6 - 33, 2 k. W 4, 6 - 26, 3 k. W 2, 8 - 22, 8 k. W 2, 8 - 16, 6 k. W 2, 8 - 10, 9 k. W Nominal Output (50/30° C) 5, 2 - 35, 0 k. W 5, 2 - 28, 2 k. W 3, 1 - 24, 0 k. W 3, 1 - 18, 0 k. W 3, 1 - 12, 0 k. W

2. 2 Product range NDJ Boiler - Daikin Type T-Model COMBI 11 WHGB 35 C WHGB 28 C WHGB 24 C WHGB 35 T WHGB 28 T WHGB 24 T WHGB 18 T WHGB 12 T Product Name Material Name D 2 CND 035 A 4 AA D 2 CND 035 A 4 A D 2 CND 028 A 4 AA D 2 CND 028 A 4 A D 2 CND 024 A 4 AA D 2 CND 024 A 4 A D 2 TND 035 A 4 AA D 2 TND 035 A 4 A D 2 TND 028 A 4 AA D 2 TND 028 A 4 A D 2 TND 024 A 4 AA D 2 TND 024 A 4 A D 2 TND 018 A 4 AA D 2 TND 018 A 4 A D 2 TND 012 A 4 AA D 2 TND 012 A 4 A Equipment & Selection - Internal use only Nominal Output (80/60° C) 4, 6 - 33, 2 k. W 4, 6 - 26, 3 k. W 2, 8 - 22, 8 k. W 2, 8 - 16, 6 k. W 2, 8 - 10, 9 k. W Nominal Output (50/30° C) 5, 2 - 35, 0 k. W 5, 2 - 28, 2 k. W 3, 1 - 24, 0 k. W 3, 1 - 18, 0 k. W 3, 1 - 12, 0 k. W

2. 3 Accessories/options 12 Equipment & Selection - Internal use only

2. 3 13 Accessories/options Type Rotex OT+ room thermostat Daikin OT+ room thermostat Communication gateway (LAN Adapter) Solar Temperature Sensor Cascade Controller Additional Zone Controller for Cascade Co. Co OT-CAN Adapter CAN BUS room thermostat Flow temperature sensor (Cascade) Outdoor temperature sensor (Cascade) Storage Tank Temperature Sensor (Cascade) Connector Elbow PP 60/100 + MP(0 mm) Twin Box Adapter 80/80 + MP(0 mm) Vert. Conn. 60/100 -80/125 + MP(0 mm) Cover plate (12 -18 -24 k. W) Cover plate (28 -35 k. W) Boiler Antifreeze Kit Metal housing for inwall installation kit Valve Kit C 1 Valve Kit C 2 Valve Kit T 1 Valve Kit T 2 Service Box Equipment & Selection - Internal use only Cleaning tool Product nr. ROTROOMTHEAA DRGATEWAYAA DRSLRTESENSAA DRCASCACONTAA DRZONECCONTAA DRCOCOADPTRAA DRCBROOMTHEAA DRFLWTESENSAA DRODRTESENSAA DRSTKTESENSAA DRMEEA 60100 BA DRDECOP 8080 BA DRDECO 80125 BA DRCOVERPLATAA DRCOVERPLA 2 AA DRANTIFREEZAA DRINWALLKITAA DRVALVEKIC 1 AA DRVALVEKIC 2 AA DRVALVEKIT 1 AA DRVALVEKIT 2 AA DRSERVCBOX 1 AA

2. 3 Accessories/options LAN-Adapter • Remotely control the heating by smartphone app • Provides network connection. • Can be used the upgrade the unit. 14 Equipment & Selection - Internal use only

2. 3 Accessories/options Opentherm Room Thermostat (DOTT) It is an advanced controller which provides full compatibility with NDJ boiler. 1. Possible to adjust DHW & CH temperature. 2. DOTT can communicate with LAN adapter via boiler PCB. 3. Mutual communication. For example, when you change CH set point in user interface of NDJ both PCB and Controller will communicate with each other. 4. Connected to X 1 M Reference: DRCBROOMTHEAA 15 Equipment & Selection - Internal use only

2. 3 Accessories/options Outdoor Temperature Sensor • When it senses the season as summer, it makes sure Central Heating is not activated although there is demand. U 00: Switch over temperature. • Sensor correction can be done by setting P 02 [-4 ~ 4°C] • Frost protection. • Connected to X 1 M 16 Equipment & Selection - Internal use only

2. 3 Accessories/options Solar Temperature Sensor • Has to be placed in solar tank. • Connected to X 1 M 17 Equipment & Selection - Internal use only

2. 3 Accessories/options DHW Storage Tank Temperature Sensor • Has to be placed in the DHW storage tank. • Connected to X 1 M • Type: NTC 10 kΩ 18 T [°C] R [Ohm] 10 19873 20 12488 30 8059 40 5330 50 3605 60 2490 70 1753 Equipment & Selection - Internal use only

2. 3 Accessories/options 2 zone & Cascade Controller 19 Equipment & Selection - Internal use only

2. 3 Accessories/options Additional flue gas system parts 20 Equipment & Selection - Internal use only

2. 3 Accessories/options Cover plate • DRCOVERPLATAA: Compatible with 12, 18 and 24 k. W units • DRCOVERPLA 2 AA: Compatible with 28, 35 k. W units 21 Equipment & Selection - Internal use only

2. 3 Accessories/options Anti-freeze kit • This kit consists of a heating cable and a thermostat to protect piping and syphon from freezing. 22 Equipment & Selection - Internal use only

2. 3 Accessories/options Valve Kit C 1 • No filling loop, standard gas valve • Applicable units: A 0 [IT], Combi A 1 • Country compliance: PL, ES, IT, PT, GR A. B. C. D. E. F. G. H. Central heating return connection Domestic cold water inlet connection Condensate trap discharge Domstic hot water outlet connection Central heating supply connection Gas inlet connection Filling valve (for D 2 CND 02 A 1 AA) Safety valve discharge

2. 3 Accessories/options Valve Kit C 2 • External filling loop (disconnecteur included), standard gas valve • Applicable units: Combi A 4 • Country compliance: FR, AT, CZ , HU, RO, SK, SI, LV, LT, EE A. B. C. D. E. F. G. H. Central heating return connection Domestic cold water inlet connection Condensate trap discharge Domstic hot water outlet connection Central heating supply connection Gas inlet connection Filling valve (for D 2 CND 02 A 1 AA) Safety valve discharge 2. External filling group used with model D 2 CND 024 A 4 AA. Use a disconnector or a double check valve according to local regulations.

2. 3 Accessories/options Valve Kit T 1 • Standard gas valve • Applicable units: Tank A 4 • Country compliance: PL, ES, IT, PT, GR, FR, AT, CZ, HU, RO, SK, SI, LV, LT, EE A. B. C. D. E. F. G. Central heating return connection Storage tank return connection Condensate trap discharge Storage tank supply connection Central heating supply connection Gas inlet connection Safety valve discharge 1. External filling group used with models D 2 TND 0 x. A 4 AA. Use a disconnector or a double check valve according to local regulations.

2. 3 Accessories/options Pump Group DRUPUMPGURPAA Unmixed Pump Group 26 Equipment & Selection - Internal use only DRMPUMPGURPAA Mixed Pump Group

2. 3 Accessories/options Service Box Material 3 P 454036 -1 4 P 455024 -1 MAIN PARTS 1 P 443708 -1 3 P 443709 -1 3 P 443689 -1 4 P 443790 -1 3 P 471755 -2 3 P 471755 -3 3 P 471755 -4 MAIN PARTS 3 P 471755 -5 Hydroblock tbc tbc 3 P 453416 -1 27 Equipment & Selection - Internal use only Description BOM QTY BOX QTY PCB KM 834 -D 2 1 1 IONISATION ELECTRODE 1 1 IGNITION ELECTRODE 1 1 FAN 1 1 GAS VALVE 1 1 IGNITION TRANSFORMER 1 1 AIR PURGE VALVE 1 1 BYPASS GROUP 1 1 FLOW SENSOR GROUP 1 1 FLOW LIMITER GROUP 1 1 STEPPER 3 WV 1 1 3 WV BODY 1 1 BYPASS GROUP (T MODEL) 1 1 FLOW SENSOR GROUP (T MODEL) 1 1 FLOW LIMITER GROUP (T MODEL) 1 1 SAFETY VALVE 1 1

2. 3 Accessories/options Service Box Material 3 P 443686 -1 SENSORS/ 3 P 443715 -1 THERMOSTATS 4 P 443712 -1 3 P 448044 -1 3 P 443697 -1 4 P 442770 -1 4 P 442755 -1 4 P 442510 -2 H 3101080062010 H 3101080432010 SEALING 4 P 442930 -2 4 P 442930 -15 B 4 P 464098 -1 3 P 462217 -1 A H 3101050112010 H 3102050472010 H 41024 PW 90808 -1 H 3102050452010 SCREWS H 3101050122010 H 3101050582010 H 3101050152010 H 3101050682010 28 Equipment & Selection - Internal use only Description BOM QTY BOX QTY NTC SENSOR 2 2 FLUE GAS SENSOR 1 1 IMMERSION NTC SENSOR 1 1 PRESSURE SENSOR 1 1 LIMITER THERMOSTAT 1 1 IGNITION ELECTRODE GASKET 1 1 IONISATION ELECTRODE GASKET 1 1 GASKET 3 6 ORING 2 4 ORING 1 2 ORING 2 4 CLAMP 2 4 BURNER HOOD GASKET 1 1 SCREW 6 15 SCREW 2 15 SCREW 10 20 SCREW 1 4 SCREW 7 15 SCREW 4 10

2. 3 Accessories/options Cleaning tool 29 Equipment & Selection - Internal use only

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