Ariston 500 STD ProTech Інструкції з монтажу, обслуговування та експлуатації - Сторінка 25

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10) Test the operation of the temperature & pressure relief and expansion

valves by lifting/turning the manually operated test lever/cap and

observing that water flows through freely and safely to waste;

11) Check that the discharge pipe is plumbed so that it falls continuously

and that no taps, valves or other shut off devices are installed in the

pipe;

12) Check that all thermostats are set at approximately 60-65°C:

13) DIRECT UNITS. Switch on immersion heater(s) and allow unit to heat

up. Check operation of thermostat(s);

14) INDIRECT UNITS. Fill the indirect (primary) circuit following the boiler

instructions. Switch on the boiler, ensure that the programmer is in the

domestic hot water position. Allow unit to heat up and check operation of

indirect thermostat on motorised valve(s);

15) Check the temperature of the hot water at the nearest outlet and record

in the Benchmark Log Book;

16) Demonstrate operation to user, including operation of temperature &

pressure relief valve and what to do if it operates;

17) Give this manual along with the completed Benchmark Log Book to the

user to retain for future reference and make the customer aware that

periodic checks of the equipment are essential for safety.

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