Checking The Gas Setting; Warnings; Gas Operations And Setting - Biasi RINNOVA Series User Manual And Installation Instructions

CHECKING THE GAS SETTINGS
7

CHECKING THE GAS SETTING

7.1 Warnings

Each time after measuring the gas
pressure, fully close all tapping
points that were used.
After each gas adjustment, the
valve adjustment
must be sealed.
Warning: risk of electrocution.
The boiler is live during the opera-
tions described in this section.
Never touch any electrical parts.

7.2 Gas operations and setting

• Remove the front panel on the boiler body,
see section "Removing the body panels" on
page 55.
Checking the network pressure
• With the boiler turned off (out of service),
check the supply pressure using the tap-
ping point 29 in Figure 7.8 and compare
the value read with those shown in the Gas
supply pressure table in section "Technical
data M290E.24CM" on page 20, "Techni-
cal data M290E.28CM" on page 22 and
"Technical data M290E.32CM" on page
24.
• Fully close the tapping point 29 in Figure
7.8.
Check maximum burner pressure
• Open the tapping point 27 in Figure 7.8 and
connect a pressure gauge.
• Remove the protective cap A of the mod-
ulating operator 28 in Figure 7.1 turning it
clockwise to free it from the stop B and lifting
it up out of the groove with a flat screwdriver.
- 48 -
components
Figure 7.1
• Make sure that the room thermostat is in the
"heat request" position.
• Draw off an abundant amount of DHW by
opening the taps.
• Enter "programming mode" by holding down
buttons 17 and 18 for 5 seconds at the same
time (Figure 7.2). The code P00 appears on
the display, indicating entry into "parameter
P00" (Figure 7.3).
12
13
Figure 7.2
Figure 7.3
• Scroll through the various parameters using
12 or 13 until the LCD display shows the
code P06, indicating entry into "parameter
28
B
18 17
RESET
bar
A
16
15