Daikin EKHWCH300B, Installation And Operating Manual

5 Taking out of service

Installation and operating manual

18

EKHW(D/C/P)(300/500)(P)B

Daikin Altherma ST (Hot water storage tank)

008.1633099_00 – 06/2020

5.2.1

With pre-mounted KFE filling connection

1

Connect the drain hose to the 

KFE filling connection

▪ no 

 solar system connected

(

"

  5‒1 Draining process (1)" 

[

4

 18])

▪

 solar system connected

(

"

  5‒2 Draining process (2)" 

[

4

 18])

▪ and to a waste water drainage point which is at least at ground

level.

2

Only  with 

  solar  system:  Adjust  the  valve  insert  X1  on  the

connecting  angle  so  that  the  path  to  the  drain  hose  is  opened
(

"

  5‒2 Draining process (2)" 

[

4

 18]).

3

Open  the  valve  of  the 

KFE  filling  connection

  and  drain  the

water out of the storage tank.

  5‒1 Draining process (1)

  5‒2 Draining process (2)

5.2.2

With subsequently fitted KFE filling
connection

1

Install  the 

KFE  filling  connection

  (accessory  KFE  BA)

subsequently.

2

Drain the storage tank content as described in 

"5.2.1 With pre-

mounted KFE filling connection" 

[

4

 18].

5.2.3

Without KFE filling connection

With 

 solar system

INFORMATION

Draining  possible  only  with  KFE  filling  connection

(accessory  KFE  BA)  (see 

"5.2.1  With  pre-mounted  KFE

filling connection" 

[

4

 18])

Without 

 solar system

INFORMATION

Draining  with  KFE  filling  connection

  (accessory  KFE

BA) is

 recommended.

Alternative:

1

Remove  hose  connection  piece  (

"

    5‒3 Work  step  1" 

[

4

  18],

item  b)  from  safety  overflow  (

"

    5‒3 Work  step  1" 

[

4

  18],

item  a).  Keep  care  that  the  connected  drain  hose  keeps
connected  to  an  adequately  dimensioned  waste  water
installation.

  5‒3 Work step 1

2

Remove the cover plate from the filling and emptying fitting.

3

Remove  the  cover  plate  from  the  handle  and  unscrew  the
threaded  piece  (

"

    5‒4 Working  steps  2  +  3" 

[

4

  18],  item  c)

from the storage tank container.

  5‒4 Working steps 2 + 3

4

Place  a  suitable  collection  trough  beneath  the  filling  and
emptying fitting.

DANGER: RISK OF BURNING/SCALDING

Storage  water  will  flow  out  in  a  surge  as  soon  as  the
sealing plug is removed.

There is no valve and no non-return flap on the filling and
draining connection.

5

Unscrew  the  threaded  piece  (

"

    5‒5 Working  steps  4  +

5" 

[

4

  19],  item  c)  at  the  filling  and  draining  connection,  and

remove the plug (

"

  5‒5 Working steps 4 + 5" 

[

4

 19], item d)

and  immediately  screw  in  the  pre-assembled  drain  hose
connector  (

"

    5‒5 Working  steps  4  +  5" 

[

4

  19],  item  b)  into

the filling and draining connection again.