Viessmann B1HE-199 - Wiring Panel

96
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Vitodens 100-W, B1HE/B1KE Combi Installation/Service
Fault Messages
(continued)
Wiring Diagram
Fault Messages
(continued)
Wiring Panel
Legend
A2 Wiring panel
A6 ON/OFF switch
fÖ ON/OFF switch
abH Switched mains output 120VAC, 60 Hz (max. 36 Watts)
P1 Optional DHW pump
P2 Circulation pump, zone 1
lH Connecting the temperature controller (function of plug 96)
% Tank temperature sensor or temperature switch (Aquastat) B1HE only
! Outside temperature sensor
lA No function
jF No function
F1 Fuse, 6.3A (slow), 120V
A HMU heat management unit connection, 120VAC
B CAN plug 91, HMU heat management unit
C HMU heat management unit extra low voltage
connection