Froling P4 - Safety Devices and Overheating Prevention

Fröling Heizkessel- und Behälterbau Ges.m.b.H, Industriestrasse 12, A-4710 Grieskirchen Page 19
Tel +43 (0) 7248 606-0 Fax +43 (0) 7248 606-600 info@froeling.com www.froeling.com B0430207
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2.4 Safety Devices
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Key for automatic mode
In case of overheating of the boiler:
 Press and hold the key for 5 seconds
Automatic mode is switched off
Control follows the boiler shutdown procedure
The pumps continue to run!
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Safety temperature limiter
(STL)
Switches off the blower fan at the maximum boiler temperature of
220 °F (105 °C). The pumps continue to run!
 Once the temperature falls to below approx. 203 °F (95 °C),
the STL can be reset mechanically.
2.4.1 Devices for Preventing the Boiler from overheating
The P4 Pellet boiler comes with safety systems to prevent the following:
 Pressure in the boiler exceeding 30 psi (2 bar) (over pressure)
 Boiler water temperature exceeding 220ºF (105º C)
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