CITY 1.24 and 2.24 GN CITY 1.24 and 2.24 B/P

8.5 Air bleed
1
2
Open the stopper of the automatic bleeder in
the top rear corner of the boiler.
Domestic hot water heat exchanger
(CITY 2.24 only)
- Bleed the domestic hot water heat exchanger
by unscrewing the bleeder slightly.
- To accelerate bleeding, alternate between
calling for heat and hot water.
- Tighten the bleeder after bleeding the air.
Central heating installation
- Check that all of the installation has been bled
correctly.
8.6 Adjusting the domestic hot water flow rate
(CITY 2.24 only)
The maximum domestic hot water flow rate is limited
to 10 l/min by the flow rate controller which is mounted
on the flow rate detector (item 43 § 3).
This maximum flow rate can be reduced in 2 ways:
- 1. by adjusting the screw 4.1 (8 mm Allen key),
- 2. by replacing the 10 l/min controller with an
8 l/min controller.
The 8 l/min controller (package HA 218) is supplied
with fitting instructions.
17
8666N105 A
8.7 Adjustment of the maximum temperature position of the DHW exchanger : T MM
(CITY 2.24 only)
The DHW exchanger, when activated, is maintained
at the projected holding temperature DHW - 5° C or
at the maximum T MM.
Adjustment Display
- Press the button for 5 seconds (55°C)
- Press repeatedly to select the desired
maximum temperature position TMM
To exit the display, wait 5 minutes without
pressing anything
1
2
4.1
8666N106 B