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12 | Installation (for installers only)
3
Installation (for installers only)
The detailed system diagram for mounting the
hydraulic components and the associated control
devices can be found in the planning documents
or specifications.
DANGER: Risk of electric shock!
B Prior to mounting this accessory:
Isolate the boiler from the power
supply (120 VAC) using the
emergency shut-off switch or the
heating system circuit breaker.
3.1
Installation
Installation location
The control quality depends on where the
controls are installed.
The installation site (= primary room) must be
suitable for controlling the heating system.
B Select the installation location.
5 9/32"
1 3/8"
(134 mm)
(35 mm)
Fig. 4
6 720 643 259 (2010/05)
1'
≥ 1'
(0,3 m)
(≥ 0,3 m)
6 720 643 250-02.1O
Installation
The mounting surface on the wall
should be level.
B Remove the top section and slide cover from
the base.
Fig. 5
US/CA
1.
2.
3.
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