Fixed High Limit - Viessmann Vitotronic 300 KW3 Installation Instructions Manual

Adjustments

Fixed High Limit

Make: Etheco
Slotted screw
20
The fixed high limit is factory preset to 230 ºF / 110 ºC.
Make: EGO
Adjustment to 212 ºF / 100 ºC
1. Remove fuse.
2. Unclip the cover at the four snap-in
clips and remove.
3. Pull the front panel behind cover
upwards and swing open to the rear.
4. Turn slotted screw on the rear of the
fixed high limit and set to 212 ºF /
100 ºC (once adjusted, the fixed
high limit cannot be reset to 230 ºF /
110 ºC).
5. Put front panel, cover and fuse back
in place.
6. Check box in the Vitotronic Service
Instructions to confirm that the
adjustment has been made.
CAUTION
If adjusted to 212 ºF / 100 ºC do not
set the adjustable high limit above
167 ºF / 75 ºC.