09.06.2017 Rev. 08
49
Air Pressure Switch Adjustment
While the burner is working without any problem, the air pressure switch
is adjusted to desired minimum pressure as follows.
Ø
Unscrew the screw of the transparent cover and remove the cover.
Ø
Turn the adjustment wheel in the direction to increase the pressure,
note the pressure value at which the burner is failed.
Ø
Set the pressure switch to a value 1 mbar lower than the pressure
value at which the burner failed and close the pressure switch lid.
Ø
It is recommended that this adjustment is carried out when the
burner is at minimum load.
Servomotor Adjustment
The amount of air is adjusted by means of the servomotor. The servomotor adjustment at two-stage
and modulating burners is made by the cams on the servomotor.
Ø
SQN70
At Two-stage Burners;
I. Red Cam:
Adjusts 2nd level max. air.
II. Blue Cam: Resets the clamp.
III. Orange Cam: Adjusts 1st level min. air.
IV. Black Cam: Adjusts 2nd level valve opening degree.
At Modulating Burners;
I. Red Cam: Performance max. air adjustment.
II. Blue Cam: Resets the clamp.
III. Orange Cam: Performs min. air adjustment.
IV. Black Cam: Not used.
Summary of Contents for ECO 50 K L C 2
Page 10: ...09 06 2017 Rev 08 9 Burner Components ECO 50 KLC2...
Page 12: ...09 06 2017 Rev 08 11 ECO 55 KLC2 2a...
Page 14: ...09 06 2017 Rev 08 13 ECO 60 KLC2...
Page 16: ...09 06 2017 Rev 08 15 ECO 65 KLC2...
Page 18: ...09 06 2017 Rev 08 17 ECO 70 KLC2...
Page 20: ...09 06 2017 Rev 08 19 ECO 50 KLC3...
Page 22: ...09 06 2017 Rev 08 21 ECO 55 KLC3 3a...
Page 24: ...09 06 2017 Rev 08 23 ECO 60 KLC3...
Page 26: ...09 06 2017 Rev 08 25 ECO 65 KLC3...
Page 28: ...09 06 2017 Rev 08 27 ECO 70 KLC3...
Page 30: ...09 06 2017 Rev 08 29 ECO 75 KLC3...
Page 33: ...09 06 2017 Rev 08 32 Back Pressure Capacity Diagrams...
Page 34: ...09 06 2017 Rev 08 33 Burner Dimensions...
Page 36: ...09 06 2017 Rev 08 35...
Page 37: ...09 06 2017 Rev 08 36...
Page 49: ...09 06 2017 Rev 08 48 MB ZRD LE 405 412 Series Gas Valve...
Page 58: ...09 06 2017 Rev 08 57 Light Oil Burner Fuel Ring Line...