Bosch TSS Series, Installation And Maintenance Instructions Manual

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Maintenance, Inspection
25
TSS – 6720887693 (2018/10)
12 Maintenance, Inspection
WARNING:
Risk to life from falling from roof!
▶ Whilst working on the roof, take all necessary precautions against a
possible fall.
▶ If there is not any independent anti-fall safety device, wear personal
protective equipment.
NOTICE:
Collector damage from evaporation in the solar circuit!
▶ Only carry out inspection or maintenance work when the sun is not
shining on the collectors or the collectors are covered.
If an immersion heater is installed:
WARNING:
Risk to life from electric shock!
Touching live electrical parts can cause an electric shock.
▶ Before working on electrical parts, disconnect all phases of the
power supply (fuse/circuit breaker) and lock the isolator switch to
prevent unintentional reconnection.
We recommend conducting the first inspection or maintenance after
2 months.
▶ Use the table as a template for further documentation.
▶ Check the system after 2 months (inspection). Then check every
1-2 years. Immediately remedy all faults (maintenance).
▶ Fill out the report and tick off the tasks performed.
Table 16
Table 17 Commissioning, inspection and maintenance tasks
User: System location:
Commissioning, inspection and maintenance tasks Inspection/maintenance
Date:
Visual inspection of collectors, storage tank and installation system carried
out (correct seating, visual impression, e.g. corrosion, anode)?
   
Visual inspection for leaks carried out at points where the mounting system
meets the roof?
   
Visual inspection of pipework insulation carried out?
   
Check function of pressure relief valves and safety equipment. Briefly open
the pressure relief valves manually.
   
Visual inspection of glass panes. Cleaning in the case of severe
contamination.
   
pH level of heat transfer medium checked? Replace heat transfer medium if
value is ≤ 7 (heat transfer medium coloured black, strong odour)
1)
1) pH value = indicator of the acid content of a fluid; indicator strips available from chemists or service cases
   
Frost protection to _______ °C checked and analysed?
   
Frost protection ensured until ________ (month/year)
(check frost protection
at least every two years !)
   
Thermostatic DHW mixing valve functioning (if installed)?
   
Comments:
Company stamp / date / signature