Bosch 7736504945, Manual

Page: 24 / 48

24 | Controls
6 720 813 643 (2018/04)
▶ Touch the symbols or to choose the following information.
– DH Data History
– OD Operation Data
– FH Failure History
– AC Consumptions
– HS About
▶ Touch the symbol to selected the desired information.
DH Data History
Allows you to view two parameters:
•
Operation Cycles - number of times burner has been started.
• Operation Hours - number of hours burner has been operational.
OD Operation Data
Allows you to view various parameters of the current operation of the appliance:
•
Chamber NTC - current water temperature of the heat exchanger.
• Inlet NTC - current temperature of the temperature sensor of the water inlet
tube.
• Outlet NTC - current temperature of the temperature sensor of the water outlet
pipe.
• Fan Speed - current fan speed.
• Flow - total flow, through main valve + bypass.
• Output Power - % current power.
• Ambient NTC - current temperature inside cabinet near the fan.
• Exhaust Gas NTC - Exhaust gas temperature sensor.
• SS Hex NTC - current temperature between condensing and copper heat
exchanger.
• External Tank - current temperature on the external tank.
• Barometric pressure - current barometric pressure at installation location.
FH Failure History
Allows you to view the last 10 error codes.
▶ Touch the symbol .
Display shows the last 10 error codes.
If the display shows ellipsis (...) means that no error as occurred.