Replacing The Operating Section Rocon B1; Changing The Boiler Control Panel - Rotex A1 BG Installation And Maintenance Instructions Manual

6.2 Replacing the operating section RoCon B1

WARNING!
Live parts can cause an electric shock on contact and
cause life-threatening burns and injuries.
Before beginning work on live parts, disconnect
them from the power supply (switch of fuse, main
switch) and secure against unintentional restart.
Removing the operating section
Release the lugs on both sides of the operating section by
sliding in a small flat bladed screwdriver in (fig. 6-2, item 1)
and pull the operating section out to the front.
Unplug the communication cable on the back of the operating
section for complete removal.
Fitting the operating section
Plug in the communication cable on the back of the operating
section.
Slide the operating section into the switching panel cut-out
until the lugs click in place again.
A Front view
B Rear view
Fig. 6-2 Removing/fitting the operating section

6.3 Changing the boiler control panel

WARNING!
Live parts can cause an electric shock on contact and
cause life-threatening burns and injuries.
Before beginning work on live parts, disconnect
them from the power supply (switch of fuse, main
switch) and secure against unintentional restart.
FA ROTEX A1 BGe - 02/2014
1 Operating section RoCon B1
2 Plug connection for commu-
nication cable
3 Communication cable
Removal (observe sequence)
The position and arrangement of the components described
below is shown in fig. 6-16 on page 30.
1. Remove the sound insulation hood (see chapter 9.2.1).
2. Remove boiler cladding (see chapter 9.2.1).
3. Remove both top heat insulation shells (see chapter 9.2.1).
4. Unscrew the switching panel cover and remove (fig. 6-3).
Fig. 6-3 Unscrew control panel cover
5. Pull out all plugs from the switchboard PCB (fig. 6-4).
Fig. 6-4 Pull off the coded connector
6. Pull out the sensor and the connection cables from the cable
ducts of the control panel (fig. 6-5).
Fig. 6-5 Pull out the cable
6 x Control unit
25