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BK 680 Specific
Page 20
ECOBOILER Cassette Installation Guide
7.3 Calibration / Setting The Thermostat Assembly
With the thermostat assembly removed, calibration / setting procedure can
be done in the following way -
Replace the thermostat control knob (previously removed, during
thermostat removal from stove).
Rotate the control knob fully clockwise until it reaches the stop position.
Place the thermostat on a flat surface with a base of the mechanism
body on a small piece of 8mm MDF or similar wood.
Now measure the high end of the damper flap / plate between the bench
and the top edge of the damper plate (the edge furthest from the control
knob) See FIG. 11.. This measurement should be 29mm +/- 1mm, if not
adjust as follows -
Slacken off the locking nut against the damper either in or out as
required.
Check the distance at the high end of the damper plate again.
Once set correctly re-lock the locking nut.
Check distance is still correct.
Once the correct distance is achieved please refit the thermostat
assembly by following the reverse procedure ‘
7.2 Removal of the
thermostat
’.
FIG. 11.
Damper
Flap Check