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Janfire
pelletswärme
•
The valve must be placed in the cold water supply before the heat exchanger (1) or (4).
•
A thermal safety relief valve which is tested and labelled for safety must be used.
•
The thermal safety relief system has to be under examination by an expert every year.
•
Make sure that there is always at least 2 bar water pressure in front of the thermal safety relief
valve.
•
It is not allowed to have any other valve in front or behind the safety relief valve!
•
The drain of the thermal safety relief system has to be visible.
•
The cross-section of any tubing concerning to the thermal safety relief system has to be at least
15mm.
•
You may not run the boiler with log or brown coal during a failure in the domestic cold water
supply. But it is allowed to operate the boiler with pellets in this case.
The Combiflame is equipped with a built-in thermal safety relief switch conform with EN 303-5 clause
3.21. In case of the risk of overheating during the operation with pellets, the thermal safety relief
switch closes down the power supply of the NH pellet burner and stops the combustion immediately.
When the boiler temperature reduces the burner will not start automatically again! The thermal
safety relief switch has to be reset by hand.
The sensor of the safety relief switch has to be placed by using a thermometer pocket in muffle (2)
or (3). The thermometer pocket is not part of the purchased parts package.
(1)
connector
external screw thread for thermal safety relief system
¾"
(2)
Muffle ½" for sensor (safety switch)
(3)
Muffle ½" for sensor
(4)
connector ½" female screw thread for thermal safety relief system
(5)
Thermal safety relief valve
Janfire 06.2011
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