Installation and operating instruction
Gas condensing unit WTC-GB 15-B Compact and WTC-GB 25-B Compact
7 Commissioning
83309302 1/2018-05 La
107-196
5. Set circulation pump control
Set circulation pump control and confirm.
Non
: no circulation pump installed.
Yes: time controlled
: pump is controlled via time program [ch. 6.5.4].
yes: time cont button (H2)
: pump is controlled via time
program and manually [ch. 6.6.6.3].
Yes: time cont temperature
: pump is controlled via time
program and return flow sensor (only for WAS 100) [ch. 6.6.6.3].
System device
Circulation pump available?
No
Select
and confirm.
6. Set heating circuit of condensing unit
Check if a direct heating circuit is available.
A direct heating circuit is available if either:
the internal pump is supplied by the internal pump from the condensing unit
supplies the heating circuit 1, or
an external heating circuit pump supplies the heating circuit 1, which is con-
nected to the condensing unit.
Set heating circuit and confirm.
Yes
: direct heating circuit available.
No
: no direct heating circuit available.
System device
Direct heating circuit available?
Yes
Select
and confirm.