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  5. Installation, Use And Maintenance Manual

Radiant R1K 24/B Installation, Use And Maintenance Manual

Summary of R1K 24/B

  • Page 1

    R1k 24 /b - rad - ing - manuale - 1507.1 - r2 g installation, use and maintenance manual for model 0694 r1k 24 /b premix condensing system boiler for remote d.H.W. Storage cylinder connection.

  • Page 2: Summary

    2 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g r 1 k 2 4 .B _ e n summary summary introduction 4 1. Installer section 7 1.1. Installation 8 1.1.1. General installation warnings 8 1.1.2. Boiler location environmental requirements 8 1.1.3. Reference legislation 9 1.1.4. Unpacking 10 1.1.5. Overall ...

  • Page 3: 3. User Section

    3 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g r 1 k 2 4 .B _ e n summary 2.2.12. Wiring diagram 50 2.2.13. Accessing the boiler 51 2.2.14. Accessing the electronic board 52 2.2.15. System emptying 53 2.2.16. Fault signalling codes 54 2.2.17. Active functions signalling codes 57 2.2.18. Gas type ...

  • Page 4

    4 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g _ p ref azione _ en 2. Introduction warning before starting any operation it is mandatory to read this instruction manual, in relation to the activities to be carried out as described in each relevant section. Proper operation and optimal performance...

  • Page 5

    5 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g _ p ref azione _ en 2. Manufacturer warranty and responsibility the warranty of the manufacturer is provided only through its own authorized technical support centres, listed for each region and provence on the site www.Radiant.It, and covers all con...

  • Page 7

    The installation operations described in this section should be performed only by qualified personnel, having the appropriate technical training in the field for the installation and maintenance of components of civil and industrial domestic hot water production and heating plants as provided by art...

  • Page 8

    8 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 av ve rte n ze gener ali pe r l'in sta lla zio n e_ l oc ale ca ldaia _ e n 1. Installation inst aller 1.1. Installation 1.1.1. General installation warnings warning this machine may be used only for the purpose for which it has been designed: heat...

  • Page 9

    9 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 av ve rte n ze gener ali pe r l'in sta lla zio n e_ l oc ale ca ldaia _ e n 1. Installation inst aller the device's installation location should be vented due to the presence of threaded joints on the gas adduction line (uni 7129-3: 2008). The loca...

  • Page 10

    10 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 disimb allo _ m ur ale _ en 1. Installation inst aller 1.1.4. Unpacking warning please unpack the boiler just before installing it. The company is not responsible for the damages caused to the device due to incorrect storage. Warning the packing e...

  • Page 11

    11 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 d im e n s io n i_r 1 k 24 _ 2 8_. B _e n 1. Installation inst aller 1.1.5. Overall dimensions 1.1.6. Jig 307 410 642 64 157 301 64 136 151 49 148 80 102 31 145 177 33 107 r rb g f a ab 88 r- return Ø 3/4 g- gas Ø 3/4 f- cold Ø 1/2 a- infeed Ø 3/4...

  • Page 12

    12 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 sp azi te cn ic i minimi e posi zi ona m e n to _ m u rale _ v.2 _ e n 1. Installation inst aller 1.1.7. Positioning and minimal technical spaces the boiler must be installed only on a vertical solid wall, able to sustain its weight. In order to a...

  • Page 13

    13 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 diagr amma por tat a-pr ev alenz a circol atore _ r 2k 24 _v .3 _e n 1. Installation inst aller warning make sure, using a level, that the boiler is properly inclined being levelled (see fig.1) so as to allow the condense to drain. 1.1.8. Circulat...

  • Page 14

    14 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 all ac ciamento idr a ulic o _ c o mbinat a _ en 1. Installation inst aller 1.1.9. Hydraulic connection danger make sure that the tubes of the water and heating plant are not used as grounding system for the electrical plant. There are not suitabl...

  • Page 15

    15 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 riempimento dell 'impianto _ m ia h4 _ r 1 k _ e n 1. Installation inst aller 1.1.10. System filling warning for system filling use only clean tap water. Warning if the system is filled by adding ethylene glycol-type chemical agents you have to in...

  • Page 16

    16 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 riempimento dell 'impianto _ m ia h4 _ r 1 k _ e n 1. Installation inst aller 8. Unscrew the circulator cap (2-fig.1) to release any air bubbles and close it to prevent water leakage; 9. Open the air relief valves of the radiators and check the ai...

  • Page 17

    17 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 pro tezione antigelo _ .B _ e n 1. Installation inst aller 1.1.12. Anti-freeze protection the boiler is protected against freezing thanks to the electronic board preparation with functions that start the burner and heat the concerned parts when th...

  • Page 18

    18 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 all ac ciamento ga s _ elet tr ic o _ m ia h 4 _ en 1. Installation inst aller 1.1.13. Gas connection danger in order to connect the gas connector of the boiler to the supply pipe use a stop seal of an appropriate size and material. The use of hem...

  • Page 19

    19 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 aliment a zione ele ttr ic a _ en 1. Installation inst aller 1.1.15. Power supply to power the boiler connect the electrical cables to the terminal inside the control panel as follows: danger cut off the voltage from the main switch. › remove the ...

  • Page 20

    20 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 c ollegamenti ele ttr ici opzionali _ se _t a _cr _ mi a h 4 - r2 k _ e n 1. Installation inst aller 1.1.16. Optional electrical connections the cables should be inserted inside the boiler using the cable glands ‘p1’ and ‘p2’ placed under the boar...

  • Page 21

    21 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 c o llegamenti elet tr ici opzionali _ m ia h4 _ e n 1. Installation inst aller to wire the optionals below: šfcce:kb7j?D=fkcf š jf :ec;ij?9 >ej m7j;h fh;#>;7j?D= :;79j?L7j?Edj?C;h š9jj;b;f>ed;:?7b;h š8ki'&l š ilp 9edjheb 8e7h: 9edd;9j;: je 7 h;ce...

  • Page 22

    22 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 c o ll e gamento s o n d a s a nit a r io _ .B _ e n 1. Installation inst aller 1.1.17. Dhw sensor installation to install the dhw sensor inside the remote water tank, please proceed as follows: remove the boiler front case panel (see paragraph ac...

  • Page 23

    23 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 rac c or di f u mar i_ c on d _ en 1. Installation inst aller 1.1.18. Fume exhaust fittings warning in order to ensure proper operation and efficiency of the device you have to connect the boiler fume exhaust fitting to the fume exhaust duct using...

  • Page 24

    24 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 ti po log ie di in stall azione _b2 3p , b33 , c1 3, c3 3, c43 , c53 , c63 , c83 e c9 3_ en 1. Installation inst aller 1.1.19. Installation modes (in accordance with uni 10642) for this type of boiler are available the following fumes discharge co...

  • Page 25

    25 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 ti po log ie di in stall azione _b2 3p , b33 , c1 3, c3 3, c43 , c53 , c63 , c83 e c9 3_ en 1. Installation inst aller discharge of combustion products for b-type devices (in accordance with uni 7129) the gas devices, provided with connection for ...

  • Page 26

    26 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 t ip o lo gia di s c ar ico _ k _ en 1. Installation inst aller 1.1.20. Types of fume exhaust systems kit k - horizontal co-axial system Ø60/100 internal polypropylene duct adjustable at 360°. It allows fumes discharge and air intake from external...

  • Page 27

    27 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 t ip o lo g ia d i s c a r ic o _h_e n 1. Installation inst aller kit h - horizontal split system Ø80/80 made of polypropylene, adjustable at 360°. The two tubes system allows fumes discharge through the fumes exhaust duct and air intake from outs...

  • Page 28

    28 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 1 t ip o lo gia di s c ar ico _ v _ en 1. Installation inst aller kit k - vertical co-axial system Ø60/100 internal polypropylene duct. It allows fumes discharge and air intake directly from roof. Suitable only for condensing boilers. It allows fuel...

  • Page 29

    All operations described below relative to first start-up, maintenance and replacement should be performed only by qualified personnel in compliance with art. 3 of d.M. N°37 dated 22.01.2008 and authorized by radiant bruciatori spa. 2. Support centre section.

  • Page 30

    30 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 o p er azioni p r eliminar i p e r l a p r ima ac c _ en 2. First start-up suppor t c entre 2.1. First start-up 2.1.1. Preliminary operations for first start-up the first start-up operations consist in checking the correct installation, adjustment...

  • Page 31

    31 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 me s s a in f u nzione del la c a ld aia _ mi a h 4 _ en 2. First start-up suppor t c entre 2.1.2. Boiler commissioning warning make sure that the system is correctly filled. Proceed with boiler commissioning as follows: › power the boiler. The st...

  • Page 32

    32 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 ve rif ic a e t a ra tur a del va lo re di co 2 _ m iah 4 _ r2 k _ e n 2. First start-up suppor t c entre 2.1.3. Co2 value check and calibration warning the co 2 value should be checked with the casing assembled, while the gas valve should be adju...

  • Page 33

    33 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 ac ce ss o e prog ra mmazione dei pa ra m etr i_ m ia h 4_ r 2_ g r ig io _e n 2. First start-up suppor t c entre 2.1.4. Accessing and programming the parameters to access the parameters menu and adjust their values, follow the procedure below: 1....

  • Page 34

    34 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 ac ce ss o e prog ra mmazione dei pa ra m etr i_ m ia h 4_ r 2_ g r ig io _e n 2. First start-up suppor t c entre 4. Use the keys ‘ ’ and ‘ ’ of the domestic circuit to change the value of the parameter. 5. Press the key ‘ ’ to confirm the action ...

  • Page 35

    35 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre 2.1.5. Digitech cs parameters table parameter description range function p00 boiler model selection 0 - 10 0 = 13 kw 1 = 18 kw (heat.) / 24 kw (domestic) 2 = 25 kw 3 = ...

  • Page 36

    36 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre parameter description range function p03 setting the heating temperature 0 - 1 0 = standard (30-80 °c) (set by default) 1 = reduced (25-45 °c) for floor systems p04 hea...

  • Page 37

    37 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre parameter description range function p09 post-circulation domestic / boiler timing through this parameter you can set the pump operation duration on the domestic circui...

  • Page 38

    38 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre parameter description range function p13 heating fan maximum speed adjustment through this parameter you can set the fan maximum speed in heating phase, that correspond...

  • Page 39

    39 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre parameter description range function p16 climate compensation curve (only with external probe connected) you can connect an external temperature probe (see chapter ‘ele...

  • Page 40

    40 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre parameter description range function p17 disablement of domestic hot water line by means of switch (only for fast boilers) by enabling this parameter in the presence of...

  • Page 41

    41 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t a b e ll a p a r a me tr i_ mi a h 4 _ en 2. First start-up suppor t c entre parameter description range function p23 modulating pump minimum speed (only with modulating pump and return probe connected) through this parameter you can set the min...

  • Page 42

    42 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 diagr amma po rtat a ter mic a - frequenz a ele ttr _ r 2k 24 _e n 2. First start-up suppor t c entre 2.1.6. Electric fan frequency/heat capacity diagram gas type minimum heating frequency maximum heating frequency minimum frequency in domestic ho...

  • Page 43

    43 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 av ve rte nz e gener ali pe r la m an ute nz io ne _c on bin ata _c on d_ e n 2. Maintenance suppor t c entre 2.2. Maintenance 2.2.7. General maintenance warnings attention all maintenance operations must be performed in compliance with standards ...

  • Page 44

    44 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 av ve rte nz e gener ali pe r la m an ute nz io ne _c on bin ata _c on d_ e n 2. Maintenance suppor t c entre installed along the path of the fume exhaust duct or neutralization devices for acid condensate. › check that the liquid flow is not obst...

  • Page 45

    45 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 d a ti te cnici _ r 1 k 2 4 _ .B _ en 2. Maintenance suppor t c entre 2.2.8. Technical data model r1k 24 /b ce certification no. 0694co7385 gas category ii2h3b/p discharge type type b 2 3 p - b 3 3 - c13 - c 3 3 - c43-c53-c63-c83-c93 energy effici...

  • Page 46

    46 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 d a ti te cnici _ r 1 k 2 4 _ .B _ en 2. Maintenance suppor t c entre water connections flow Ø 3/4” cold water Ø 1/2” gas Ø 3/4” return Ø 3/4” central heating flow connection to dhw storage cylinder Ø 3/4” central heating return connection from dh...

  • Page 47

    47 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 c o mp le s s ivo te cnico _ r 1 k 2 4 _ .B _ en 2. Maintenance suppor t c entre 2.2.9. Technical assembly key 1. Fumes safety thermofuse 2. Integrated heat exchanger 3. Burner unit 4. Detection electrode 5. Electric fan 6. Air relief valve 7. Saf...

  • Page 48

    48 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 s c hema idr a ulic o _ r 1 k _ .B _ e n 2. Maintenance suppor t c entre 2.2.10. Hydraulic board key r. Heating return c. Domestic hot water outlet g. Gas inlet sc. Condensate drain f. Cold water inlet a. Heating forward rb. Remote d.H.W. Cylinder...

  • Page 49

    49 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 f u nzionamento v a lv ol a dev ._ r apida _ en 2. Maintenance suppor t c entre 2.2.11. 3-way valve operation important: the working position of the 3-way valve is indicated by the color (red or blue) visible in the inside of the valve. (see ‘c’ -...

  • Page 50

    50 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 s c hema ele ttr ic o _ r 1 k _ .B _ e n 2. Maintenance suppor t c entre 2.2.12. Wiring diagram er: detection electrode ts: safety thermostat mp: panel terminal ce: blue ea: start-up electrode pacq:water pressure switch se: external probe ma: brow...

  • Page 51

    51 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 ac ce s s o c a ld aia _ r 2 k _ en 2. Maintenance suppor t c entre 2.2.13. Accessing the boiler for the majority of the control and maintenance operations you have to remove one or more panels of the casing. The side panels can be removed only af...

  • Page 52

    52 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 ac c e s s o all a s c heda ele ttronic a _ en 2. Maintenance suppor t c entre 2.2.14. Accessing the electronic board in order ot intervene on the wirings of the control panel, please proceed as follows: danger cut off the voltage from the main sw...

  • Page 53

    53 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 s v uo ta mento dell 'imp ianto _ r 2 k _ en 2. Maintenance suppor t c entre 2.2.15. System emptying heating system emptying whenever you need to empty the system, proceed as follows: › switch the boiler to “winter” mode and activate it; › turn of...

  • Page 54

    54 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 co dic i di seg n ala zio n e anomalie _ combinat a_ m ia h4 _ e n 2. Maintenance suppor t c entre 2.2.16. Fault signalling codes to view the last 5 fault signalling codes chronologically, starting with the most recent one, activate the ‘off’ mode...

  • Page 55

    55 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 co dic i di seg n ala zio n e anomalie _ combinat a_ m ia h4 _ e n 2. Maintenance suppor t c entre code fault possible cause solution reset e02 safety thermostat (95°c) thermostat cable disconnected; check the wiring: manual reset (press the reset...

  • Page 56

    56 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 co dic i di seg n ala zio n e anomalie _ combinat a_ m ia h4 _ e n 2. Maintenance suppor t c entre code fault possible cause solution reset e16 electric fan electric fan board broken; replace it; automatic. Electric fan broken; replace it; faulty ...

  • Page 57

    57 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 co dic i di se gnal azione funzioni at tive _ ac cumulo _ mi a h 4_ en 2. Maintenance suppor t c entre 2.2.17. Active functions signalling codes code function description f07 chimney sweep active you can activate it by holding for 7 seconds the re...

  • Page 58

    58 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t r a s fo r m azione tip o ga s _ r 2 k 2 4 _ v .2 _ e n 2. Maintenance suppor t c entre 2.2.18. Gas type transformation attention make sure that the gas adduction tube is suitable for the new type of fuel with which the boiler is supplied. For t...

  • Page 59

    59 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 2 t r a s fo r m azione tip o ga s _ r 2 k 2 4 _ v .2 _ e n 2. Maintenance suppor t c entre for transformation into gpl proceed as follows: › loosen the two screws ‘1’ (fig.1) from the fastening bush, and remove the air suction tube; › unscrew the t...

  • Page 61

    The operations described in this section are addressed to all those who will use the machine. The machine must be used and accessed only by qualified operators that fully read and understood the user section, paying particular attention to the warnings. 3. User section.

  • Page 62

    62 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 a v ver tenze gener ali p e r l 'utiliz zo _ e n 3. Use user 3.1. Use 3.1.1. General use warnings warning before starting the boiler the user must make sure that the first start-up certificate has the stamp of the technical support centre proving ...

  • Page 63

    63 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 p annello co mandi _ co mbinat a_ m ia h 4 _ r 2 _grigio_ en 3. Use user 3.1.2. Control panel key 1. Heating temperature adjustment keys. 2. Info key: press once to view the temperatures and other information (see chapter ‘info menu display) - hol...

  • Page 64

    64 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 icone del di sp la y _ comb inat a _ mi a h 4 _ en 3. Use user 3.1.3. Display icons key 1. Indication of parameter number or displayed info code 2. Parameters programming function active 3. Signalling connected solar board / solar collector temper...

  • Page 65

    65 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 v isualiz z azioni del menù inf o _ m ia h4 _ e n 3. Use user 3.1.4. Info menu display data to view the boiler data from info menu you just have to press the info ‘ ’ key. The info code will be displayed on the left side of the screen and its rela...

  • Page 66

    66 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 ac ce ns ione _m odalit à di funzionamento _ a ntigelo _mi a h 4_ mi a h 6_ en 3. Use user 3.1.5. Start-up before starting the boiler make sure that it is powered and that the gas tap below the boiler is open. To start the boiler press the functio...

  • Page 67

    67 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 ac ce ns ione _m odalit à di funzionamento _ a ntigelo _mi a h 4_ mi a h 6_ en 3. Use user pump anti-locking and diverter valve anti-locking systems still remain active. To switch the boiler to off operating mode, press the function key ‘ ’, the s...

  • Page 68

    68 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 r iemp imen to del l'imp ian to _ mi a h 4 _ r 2 k _ en 3. Use user 3.1.8. System filling to restore the water pressure inside the system open the loading tap “r” (fig. 1) and make sure using pressure gauge “m” (fig. 1), that the system pressure r...

  • Page 69

    69 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 co d ic i di seg n a la zio n e anomalie _ combi _ m ia h4 _ e n 3. Use user 3.1.9. Fault signalling codes the boiler might signal some faults by displaying a code. Below you have a list of the codes and of the operations to be performed in order ...

  • Page 70

    70 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 co d ic i di seg n a la zio n e anomalie _ combi _ m ia h4 _ e n 3. Use user code icon fault intervention e21 general internal board error cut off the power supply from the main switch and then restore it, as soon as the error code disappears, the...

  • Page 71

    71 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 co dic i di se gnal azione funzioni at tive _ ac cumulo _ mi a h 4_ en 3. Use user 3.1.10. Active functions signalling codes code function intervention f08 h e a t i n g a n t i - f r e e z e function active wait until the operation is completed f...

  • Page 72

    72 r1k 24 /b - rad - ing - manuale - 1507.1 - r2 g 3 manutenzione _ p u lizia _ s mal timento _ e n 3. Use user 3.1.11. Maintenance to ensure proper boiler safety and efficiency, please contact radiant technical support network to check the device every year. An accurate maintenance should improve s...

  • Page 76

    Radiant bruciatori s.P.A. Via pantanelli, 164/166 - 61025 - montelabbate (pu) j[b$!)/&-('/&-/$'š\wn$!)/&-('/&-/(-/ [#cw_b0_d\e6hwz_wdjš^jjf0%%mmm$hwz_wdj$_j.