Drazice BTO 5 UP Инструкция по эксплуатации онлайн [28/50] 68021

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Before connecting to power supply, always have the heater filled with water..

During the first filling open the hot water tap on the combination faucet. The heater is filled up when water

drains through the combination faucet drain hose. If the heater is not filled with water before connecting,

the thermal fuse will get damaged and the heater will not function. The thermal fuse is non reversible, it

burns out. If damaged, it has to be replaced with a new functional one.

8. ELECTRIC INSTALLATION

The electric wiring scheme is attached in the manual to the water heater (Fig. 2). The heater has to be

connected via a separate supply with a front-end main switch. The heater is connected to the 230V/50Hz

electric network using a conductor with a contact plug fitted with a switch that turns off all network poles

and the circuit breaker (protector). Electric installation must comply with valid electrotechnical standards.

Connection of the heater to electric network shall be executed following the plumbing fixture. In order to

enhance the protection of coupling in bathrooms and shower corners pursuant to ČSN 332000-7-701, the

appliance is provided with a grounding terminal for connecting with a yellow-green protective conductor

on minimum section 4 mm2. Access to the electric part of the heater is enabled only upon disconnecting

the heater from power supply and unscrewing the guard of the heater.

The degree of protection of electric parts of the heater is IP 24.

Respect the rules of protection against electricity injuries in accordance with ČSN 33 2000–4-41.

9. HEATER COMMISSIONING

Once connected to the water supply, the heater can be put in service.

Procedure:

a) check the power and water main installation

b) open the hot water valve on the combination faucet

c) open the cold water inlet valve to the heater.

d) as soon as the water starts running through the hot water valve, the heater is filled and the valve

closes.

e) using the front-end main switch open electricity and thus the heater activates.