Bosch WORCESTER 35CDi User, Installation And Servicing Instructions page 14

Wall mounted combination boiler for central heating and mains fed domestic hot water
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Fig 21-Casing and Control Panel Fixing Screws
2
1
1
4
Fig 24-Air Duct Clamp Assembly
1
5
4
1. Air Duct - Inner
2. Cabinet Casing
3. Air Duct Clamp - Outer
11.6.4. Pipework can only run horizontally outside the limits of
the casing.
11.6.5. It is important that the pipes are not fixed near the
appliance using clips that put a strain on the connections.
11.6.6. Before the appliance is fitted to the wall thoroughly
flush the system and mains water supply.
11.7. Install Boiler
11.7.1. Remove the cabinet front panel by lifting off the bottom
and pulling away.
11.7.2. Remove the inner casing cover. Refer to Fig 21.
11.7.3. Pull off the tubes from the air flow detector and the flue
sample tube. Carefully pull off the electrical connections at the
fan. Refer to Fig 22,23.
11.7.4. Unscrew and remove the fan from the flue hood.
11.7.5. Fit the air duct clamp assembly to the appropriate exit
from the appliance. Do not, at this stage, tighten the screws. Seal
the unused openings using the cabinet blanking plate assembly.
Refer to Fig 24,25.
1.Transport
Bracket and
Bottom Panel
Fixing Screws
(2)
2. Inner Casing
Fixing Screws
(4)
3. Control Panel
Fixing Screws
(2)
4. Controls
3
Connection
Fixing Screws
(3)
2
3
4. Seal - Silicone
5. Fixing Screws (3)
Fig 22- Fan and Air Flow Sensor Fixing
-
6
Negative
+
Positive
4
5
1. Electrical connections
2. Fan Assembly
Fixing Screw
3. Fan Mounting Plate
4. Fan Casing
Fig 23-Fan Motor Connections
4
1. Fan Motor
2. Connector - Neutral Black - 6.3mm
3. Connector - Low Speed White - 4.8mm
4. Connector - High Speed Red - 2.8mm
Fig 25-Cabinet Blanking Plate Assembly
14
7
-
+
5. Air Flow Sensor
6. Flue Duct Clamp
7. Air Flow Sensor
Fixing Screw
8. Flue Sample Tube
1
3
1
1. Outer Sealing
2
Plate
2. Boiler Casing
3
3. Adhesive
Sealing Gasket
4. Inner Sealing
4
Plate
5
5. Nuts and
Washers
1
8
2
3
2

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