Bosch CONDENS 5000W - 6 Servicing and Spares; Inspection and Service

Servicing and spares
Bosch Condens 5000W – 6 720 646 195 (2018/10)
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6 Servicing and spares
6.1 Inspection and service:
CAUTION:
▶ Turn off the gas supply and isolate the mains supplies before starting
any work and observe all relevant safety precautions.
NOTICE:
Component replacement:
▶ After replacement of a gas related component, where a gasket or seal
has been disturbed or replaced, check for gas tightness using a gas
sniffer/analyser.
▶ Also after re-assembly, carry out the following checks:
– Fan pressure.
– Flue gas analysis.
NOTICE:
Personnel and equipment:
▶ Service work must only be carried out by an authorised person.
▶ Service work must not be attempted if a calibrated CO/CO
2
analyser
and manometer are not available.
• To ensure the continued efficient operation of the boiler it must be
checked at regular intervals.
• The frequency of servicing will depend upon the particular
installation conditions and usage however, an annual service is
recommended.
• The extent of the service required is determined by the operating
condition of the boiler.
• The service interval record sheet at the rear of these instructions
must be completed after each service.
Inspection
▶ Check that the terminal and the terminal guard, if fitted, are clear and
undamaged.
▶ If the boiler is in a compartment or cupboard check that the specified
service space around the boiler is clear.
▶ Check all the joints and connections in the system and remake any
that show signs of leakage. Refill and repressurise if applicable as
described in Commissioning.
▶ Operate the boiler and take note of any irregularities.
Refer to fault finding for rectification procedures.
Component access
Removing the outer case
▶ Remove bottom panel by pushing it fully back and then pulling it
forward and down to remove.
Refer to figure 63.
1. Undo and remove two screws securing boiler casing at the top of the
boiler.
2. Undo but do not remove the two screws.
▶ Pull case forward and remove.
Fig. 63 Outer casing removal
Lowing the boiler control panel to the service position
Refer to figure 64.
1. Remove screw securing the control panel.
2. Pull the panel forward into the service position.
Fig. 64 Moving the control panel into service position
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2.
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6720644743-18.1Wo