Environmental Protection And Disposal; Inspection And Maintenance - Bosch Greenstar Series Installation And Service Instructions For Contractors

14

Environmental protection and disposal

Environmental protection is one of the fundamental company policies of
the Bosch Group.
Quality of products, efficiency and environmental protection are equally
important objectives for us. Environmental protection laws and
regulations are strictly adhered to.
To protect the environment, we use the best possible technology and
materials taking into account economic points of view.
Packaging method
For the packaging, we participate in the country-specific recycling
systems, which guarantee optimal recycling.
All packaging materials used are environmentally-friendly and
recyclable.
Old appliances
Old appliances contain valuable materials that can be recycled.
The components are easy to separate. Plastics are identified. This allows
the various assemblies to be sorted and recycled or disposed of.
15

Inspection and maintenance

Regular service and maintenance are recommended for a long service
life of the appliance, for efficient and economical operation, and to keep
the environmental impact as low as possible.
DANGER
Explosion!
▶ Close the gas cock prior to working on the gas train.
▶ Check for gas leaks after carrying out work on the gas train.
DANGER
Risk of flue gas poisoning.
▶ Check for leaks after carrying out work on the venting system.
DANGER
Risk of electric shock!
▶ Always disconnect the appliance from the mains power before
performing any work. Always disconnect the appliance from the
mains power before performing any work. Take measures to prevent
accidental reconnection.
NOTICE
Insufficient antifreeze can accelerate corrosion.
▶ Frost protection level has to be checked annually during the regular
scheduled maintenance of the condensing boiler.
Heat exchanger
NOTICE
Damage to the coating of the heat exchanger.
▶ Cleaning of the heat exchanger should not be necessary until five
years after the initial commissioning.
▶ Only use a Bosch cleaning blade and Bosch cleaning brush.
▶ Only clean heat exchanger when visibly dirty.
Greenstar – 6721822579 (2021/01)
Heatronic boiler control
In case of a component defect, a fault is shown on the display.
The Heatronic boiler control monitors all safety and control components.
NOTICE
The Heatronic boiler control can be damaged by leaking water.
▶ Cover the Heatronic prior to working on water filled components.
Important notes
An overview of the faults can be found on page 74.
• The following analytical tools are needed for service and
maintenance:
– Electronic flue gas analyzer for CO
temperature (0 to 30 mbar)
– pH Test strips
– Glycol tester of antifreeze is being used
• Special tools are not required.
• Approved lubricants are:
– For parts touched by water: Unisilkon L 641 (part-
# 8 709 918 413 0)
– or fittings: HFt 1 v 5 (part-# 8 709 918 010 0).
▶ Use part-# 8 719 918 658 0 as heat conducting paste.
▶ Use only genuine Bosch spare parts.
▶ Request spare parts.
▶ Replace removed gaskets and O-rings with new ones.
H After the inspection/maintenance
▶ Re-tighten all loosened threaded connections.
▶ Restart the appliance ( Chapter 8, page 50).
▶ Check all connections used during maintenance for
leaks.
▶ Check the gas-air ratio.
Environmental protection and disposal
, O , CO, and flue gas
2 2
65