Cleaning The Condensing Primary Exchanger And The Burner - Biasi RINNOVA ADAPTIVE 30S User Manual And Installation Instructions

OPEN
7
CLOSED
Fig. 10.11
• To make draining easier, lift the plug 22
of the automatic relief valve in Fig. 10.12.
Fig. 10.12
10.6 Cleaning the condensing
primary exchanger and the
burner
Removing the fan burner unit 32 in Fig.
10.13.
- 68 -
MAINTENANCE
Main circuit
drain valve
22
O
L
Fig. 10.13
• Remove the front panel and lower the
controls panel (see "Dismantling the ex-
ternal panels" on page 66).
• Disconnect the wiring of the ignition and
detection electrodes.
• Unscrew the connector "K" and remove
the pipe "L".
• Disconnect the connector "M" by pulling it
downwards (Fig. 10.13).
• Disconnect the fan connector "N" by pull-
ing it downwards (Fig. 10.13).
• Unscrew screws "O" and remove the fan
burner unit 32 (Fig. 10.13).
• Extract the burner casing by pulling it out-
wards.
• The silicon seal on the front wall of the
combustion chamber Fig. 10.14 must be
replaced if worn.
32
N
M
K