Ecom EN3 Instruction Manual page 42

This measurement can be performed at the earliest 5 min. after instrument´s
switch-on as the pressure sensor requires this period of time for stabilization.
Once the menu is called up, the values for air pressure, external tempera-
ture, boiler performance and exhaust gas pipe diameter must be inputted.
Hereto proceed as follows:
• open respective window with <Enter>
• input figures using numerical function of keys
• confirm input with <Enter> or:
• adjust values using the cursor keys <Right / Left>
Press <F1> (Start) prior to going thru the following steps to start the meas-
urement:
• release tubing of the flow probe
• wait for zeroing of pressure sensor
• re-connect tubing of the flow probe
• position flow probe into exhaust gas pipe (observe mark for flow direction)
• switch off burner and simultaneously press <F1> or:
• press <F2> to activate timer (5 sec.) and switch off burner by beep
• after approx. 30 sec. the measurement value converted in negative points
is available
An overview of the measurements is available under „Results". Press <Print>
to print them out.
Heating Check
Gas losses
Surface losses
Ventilation losses
Results
Cancel
Select:
Page 42

Gas loss

Points

Surf. lo
Points
Vent. lo
Points
Heating Check
2.9 %
2.6
2.29 %
3.4
3.11 %
3.0
Quit with:
ecom-EN3