7.4.1.
Checking the hydraulic pressure
The hydraulic pressure must reach a minimum of 0,8 bar. If the
hydraulic pressure is lower than 0,8 bar, the symbol
bar
flashes.
If necessary, top up the water level in the heating system
(recommended hydraulic pressure between 1,5 and 2 bar).
7.4.2.
Checking the expansion vessel
Check the expansion vessel and replace it if necessary.
7.4.3.
Checking the ionization current
The ionization current is displayed in the menu
#MEASURES
.
¼
See chapter: "Reading out measured values", page 65
7.4.4.
Checking the transfer capacity
If the transfer capacity is particularly weak (temperature too low and/
or flow rate less than 6,2 l/min), clean the plate exchanger (domestic
hot water end).
¼
See chapter: "Cleaning the plate exchanger", page 89
7.4.5.
Checking the tightness of the flue gas
evacuation and air inlet connections
Check the tightness of the flue gases evacuation and air inlet
connections.
T001580-A
7. Checking and maintenance
MCA 25/28 BIC
84
15/06/12 - 300022159-001-01
Summary of Contents for Innovens MCA 25/28 BIC
Page 7: ...15 06 12 300022159 001 01 5 ...
Page 122: ...9 Spare parts MCA 25 28 BIC 120 15 06 12 300022159 001 01 ...
Page 123: ......
