69
Parts lists
Parts list model HK1S and HK3S
When ordering spare parts
Quote the model and serial no. (see model plate) and the
item no. of the required part (as per parts list).
Obtain standard parts from your local supplier.
Parts
001 Hinge
008 Support stay
011 Programming unit ON/OFF switch
013 Housing front with frame
(with item 001)
014 PCB cover
015 Front flap
016 Casing back
017 Mounting panel
018 Programming unit
019 Programming unit flap
020 Fascia cover
021 Ribbon cable, 14-pole,
only for model HK3S
024 Fuse holder cap for control fuse
025 Fuse holder for control fuse
038 Switch, 2-pole
(ON/OFF switch ”
8
”)
040 Outdoor temperature sensor
!
043 DHW tank temperature sensor with plug
%
047 LON communication module
048 Electronics PCB mixing valve extension, only for model
HK3S
049 Main PCB low voltage
050 Electronics PCB
051 Optolink
052 Main PCB 230 V~
054 Power supply unit PCB
055 Mixing valve extension PCB, only for model HK3S
056 Viessman 2-wire BUS communication module
067 Immersion temperature sensor
068 Contact temperature sensor
074 Connecting cable
092 Fuse 6.3 A/250 V~(slow)
Parts not shown
081 Operating instructions
084 Installation and service instructions
093 LON connecting cable
094 Terminator (2 pieces)
100 Plugs for sensors (3 pieces)
101 Plugs for pumps (3 pieces)
102 Plugs
gS
(3 pieces)
103 Plugs
aBH
(3 pieces)
104 Mains supply plugs
fÖ
(3 pieces)
106 Plugs
gÖ
(3 pieces)
108 Plug
aVD
, plug
aVG
and plug
aVH
A
Type plate
5581
529
v1.0
08/2006