Maintenance; Malfunction Or Failure; Troubleshooting (Fault Reset); Fault 2980 - Bosch Condens 4700iW User Instructions

Maintenance

8 Maintenance
HInspection, cleaning and maintenance
The user is responsible for ensuring the heating system is safe and
environmentally compatible.
Non-existent or improper inspection, cleaning and maintenance may
result in personal injury, including danger to life or material damage.
We recommend that you enter into a contract covering an annual
inspection and responsive cleaning and maintenance with an approved
contractor.
▶ Have work carried out only by an approved contractor.
▶ Have the heating system inspected by an approved contractor at least
once a year.
▶ Have any required cleaning or maintenance work carried out
immediately.
▶ Have any defects in the heating system remedied immediately,
independent of the annual inspection.
Cleaning the casing
Never use aggressive or corrosive cleaning agents.
▶ Wipe the casing with a damp cloth.
9

Malfunction or failure

If you believe there is a problem with your central heating or hot water
supply, before you contact your installer/maintenance engineer and
report the error and appliance type carry out the following checks.
Basic checks
Some items to check before placing a call are:
• Is the electrical power switched on to the appliance?
• Is the programmer/timer set to ON or in an ON period?
• Is the room thermostat set too low?
• Is the cylinder thermostat (if fitted) set too low?
• Is the cold water main turned on?
• Sealed heating system:
– Is the static system pressure (when appliance is cold) between
1 and 1.5 bar?
• Do you have gas?
– Are other gas appliances working, gas cooker/hob for example?
– Has your credit run out on your gas pre-payment meter?
Details of your installer should be available in the Commissioning
Checklist or can be recorded in the following section.
Installer/maintenance engineer
Installer/maintenance engineer details
Engineer name:
Company
name:
Company
address:
Telephone:
Email:
Table 11
14
Bosch
The appliance is supported in EiRE by Bosch.
Specialist service engineers are available to attend an appliance
breakdown.
Invoices for attendance and repair work carried out on this appliance by
any third party will not be accepted.
• No charge will be made for parts and/or labour providing:
– The appliance fault is found and the appliance is within the
guarantee period. Reasonable evidence of this must be supplied
on request. i.e. a completed Commissioning and service record
and has been regularly serviced at least once a year.
• A call-out charge will be made where:
– The appliance is outside the guarantee period or has not been
serviced in accordance with the manufacturers instructions.
– Our Field Service Engineer finds no fault with the appliance.
– The cause of breakdown is misuse or with other parts of your
plumbing/heating system, or with equipment not supplied by
Bosch.
No appliance fault is found on over 30% of all service calls.
▶ In the case of a suspected fault, refer to the basic checks earlier in this
section.
In the event of an appliance fault or breakdown please contact Bosch
appointments team on 0330 123 9339. Your advisor will arrange for an
engineer to call with the minimum of delay; under normal circumstances
this will be from 1‒3 working days (excluding weekends and bank
holidays) for priority breakdown situations (no hot water and/or
heating).
9.1

Troubleshooting (fault reset)

If there is fault in the system, there will be a message shown on the
display with an icon on the right up corner. The color of this icon depends
on the severity of the fault in the system. The cause of the fault is coded
(e.g. fault code 232) and displayed as text.
▶ Press the  and  keys until Reset is displayed.
The appliance starts up again and the current supply temperature is
displayed.
If a fault persists:
▶ Contact the contractor or the customer service.
▶ Provide them with the displayed fault code and the device data
( table 4).
9.2

Fault 2980

CAUTION
Fault 2980
▶ If fault 2980 is visible on the boiler display then contact a qualified
heating engineer immediately. Do not attempt to remedy the fault
otherwise there is a chance this could lead to a serious, safety-related
fault. Heating and hot water will not be available until remedied by a
qualified heating engineer.
Condens 4700iW – 6721864484 (2023/04)