Notes On The Documentation; Observing Other Applicable Documents; Storing Documents; Applicability Of The Instructions - Vaillant ecoFIT sustain 835 Operating Instructions Manual

2 Notes on the
documentation
2.1 Observing other applicable
documents
▶
You must observe all operating instruc-
tions enclosed with the system compon-
ents.

2.2 Storing documents

▶
Keep this manual and all other applic-
able documents safe for future use.
2.3 Applicability of the
instructions
These instructions apply only to:
Product article number
Article
number
VUW 256/6-3
0010020392 47-044-71
(H-GB)
VUW 306/6-3
0010020393 47-044-72
(H-GB)
VUW 356/6-3 0010020394 47-044-73
(H-GB)

3 Product description

3.1 Front view

1

Control elements

0020230530_01 ecoFIT sustain Operating instructions

Notes on the documentation 2

Gas Coun-
cil Number
1
2
2 Plate with serial
number on the
rear
3.2 Control elements
3
50
2
1
1 Fault clearance
key
3.2.1 Operator control panel
50
9
8
7
6
1 Current heating
flow temperat-
ure, operating
mode, fault code
or additional in-
formation
2 Current assign-
ment of the right-
hand selection
button
2 Operating but-
tons
3 Display
1 1
2
3
4
5
3 Left- and right-
hand selection
buttons
4
and but-
ton
5 Fault clearance
key
7