Viessmann VITODENS 200-W B2HA 150 Service Instructions Manual page 41

Vitodens 200-W B2HA 112, 150, 399, 530 Service
General
(continued)
Coding in the factory set mode
Internal circulation pump function
51:0
Participant no.
77:1
Detached house/apartment building
7F:1
Lock out controls
8F:0
Set flow temperature for external demand
9B:70
System with low loss header:
Internal circulation pump always
starts when there is a heat
demand
LON participant number
Detached house
Operation in the standard menu
and extended menu enabled.
Note: The respective code is
only activated when you
exit the service menu.
Set flow temperature for
external demand 158°F (70°C)
Possible change
51:1
51:2
77:2
to
77:99
7F:0
8F:1
8F:2
9B:0
to
9B:127
Coding 1
System with low loss header:
When there is a heat demand,
the internal circulation pump
is only started if the burner is
operating.
Circulation pump is switched
off after a 60 sec. delay.
System with heating water
buffer DHW tank:
When there is a heat demand,
the internal circulation pump
is only started if the burner is
operating.
Circulation pump is switched
off after a 60 sec. delay.
LON participant number,
adjustable from 1 to 98:
1 - 8 = Boiler
9 = Cascade
10 - 98 = Vitotronic 200-H
Note: Allocate each number
only once.
Apartment building
Separate adjustment of holiday
program and time program for
DHW heating possible.
Operation in standard menu
and extended menu blocked.
Emissions test mode can be
enabled.
Operation enabled in the
standard menu and blocked
in the extended menu.
Emissions test mode can be
enabled.
Set flow temperature for
external demand adjustable
from 32 to 260°F (0 to 127°C)
(limited by boiler-specific
parameters).
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