HOSSEVEN HRK-7 User Manual page 27

Infra-red heating devices
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Ceramic burner
surface
temperature low
Gas smell
It burns out of the
air / gas mixture
inside the burner
(high flame)
Control board
overheats
Carbon forms on
the ceramic on
the surface of the
burner (black)
DN08.05.20Rev 00
5. The gas pipe cross section is
small
1.The pipe connection is loose
2. Faulty regulator.
3.Gas valve faulty
4.Flexible hose loose
1, There is gap in ceramic
assembly
2.Ceramic cracked
3.The heater is not mounted at
the right angle
4.There is excessive air flow
from the bottom of the device
1.The heater is not installed
correctly. The heater may be
mounted close to the top
surface.
2. Inlet and injector pressures
may be high.
1.The injector is not on the axis
2.The injector has blockage
3.Low gas pressure
4. Unsuitable gas connected to
the heater
4. Make the centering.
1.Check connections with soap
bubbles
2.Change the regulator
3.Replace gas control valve
4. Tighten the flexible hose.
1. Check the ceramic installation.
2. Change the ceramic.
3. Change the heater mounting
angle.
4. Block the air flow at the bottom of
the device.
1. Check the installation.
2. Check the pressures according to
the table.
1. Get support from factory or
service
2.Clean with brush
3. Set to desired pressure
4.Check the type of gas used with the
label
26
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