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Inspection/Maintenance; User Information; Cleaning; Safety Valve Verification - Bosch Tronic TR4500T 50 EB Installation Manual

Electrical storage water tank
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8

Inspection/Maintenance

Maintenance must only be carried out by an
authorized technician.
8.1

User information

WARNING:
Water leakage!
▶ Turn off all electric current.
▶ Turn off the water cut off valve
(Fig. 8).

8.1.1 Cleaning

▶ Never use abrasive, corrosive or solvent cleaning
detergents.
▶ Use a soft cloth and mild detergent intended for cleaning
smooth varnished surfaces.

8.1.2 Safety valve verification

▶ Verify that the water is expelled during the heating process
through the safety purge valve.
▶ Never obstruct the safety purge valve outlet.

8.1.3 Safety valve

▶ Manually open the safety valve at least once a month (Fig.
12).
WARNING:
▶ Ensure the purging of the water does not
cause any damage to persons or goods.

8.1.4 Maintenance and repair

▶ It is the responsibility of the client to regularly call out
technical assistance or an authorized technician to perform
periodic maintenance.
8.2

Periodic maintenance work

WARNING:
Do not attempt to fix any defects of the
heater by yourself:
▶ Call the nearest authorised service
company.
Tronic – 6 720 884 457 (2018/02)
WARNING:
Before carrying out any maintenance work:
▶ Turn off all electric current.
▶ Turn off the water cut off valve
(Fig. 8).
With regular service inspections you will ensure faultless
functioning and long life of the heater.
1. Tank corrosion warranty applies only if all the prescribed
regular inspections of the protective anode wear have been
made.
2. The period between regular inspections should not be
longer than stated in the terms and conditions.
3. Inspections should be carried out by authorised service
providers that will record each inspection on the warranty
statement of the product.
4. Upon inspection the service provider will inspect the
amount of wear on the anti-corrosion anode and, if
necessary, clean the limescale that accumulates
depending on the quality, quantity and temperature of the
water inside the heater.
5. The service provider will also recommend the date for the
next inspection depending on the condition of the heater.
6. With regular service inspections you will ensure faultless
functioning and long life of the heater.
▶ Only make use of genuine replacement parts.
▶ Order the replacement parts in accordance with the parts
catalogue for the appliance.
▶ When carrying out maintenance work change the
disassembled joints and replace these with new ones.

8.2.1 Functionality verification

▶ Verify the good working order of all the elements.
CAUTION: Damages to the glass enamel!
Never clean the enamel interior of the
appliance with decalcifying agents. The
magnesium anode ensures anti corrosion
protection. There is no need for alternative
products for the protection of the enamel.

8.2.2 Magnesium Anode

This appliance disposes of an anti-corrosion
magnesium anode in the inside.
Inspection/Maintenance
17

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