Equipment Categories; Additional Directives; Factory Test - REMEHA Calenta 25s Installation And Service Manual

High-efficiency wall-hung condensing gas boilers

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Table of Contents

Calenta 25s - 28c - 35s - 40c

040412 - 7600585-01

This means that the boiler complies with the NOx Order and

provisions on clean combustion. The boiler has a gas/air coupling

combined with a fully premixed burner. For this reason, the emission

of NOx and CO is as low as possible.

NZ gas approval (Solar water heater reheating)

This implies that the hot water/heating boiler can operate on reheating

for solar water heaters. The label (solar water heater reheating) is

valid in combination with the connection kit for solar water heaters.

Owing to the possible formation of legionella, the boiler must not be

T001779-B

shut down or the DHW temperature set below 60°C.

1.4.2.

Gas category Gas type

, I

2L3P

The boiler is preset in the factory to operate on natural gas G25 (Gas

L).

1.4.3.

Apart from the legal provisions and Directives, the additional

Directives described in these instructions must also be observed.

For all provisions and Directives referred to in these instructions, it is

agreed that all addenda or subsequent provisions will apply at the

time of installation.

1.4.4.

Before leaving the factory, each boiler is set for optimum performance

and tested to check the following items:

4 Electrical safety

4 Adjustment (CO

4 Domestic hot water mode (Only on models with domestic hot water

production)

4 Water tightness

4 Gas tightness

4 Parameter settings