Electrical Wiring; Mechanical Connection - Riello 3010418 Instructions D'installation

2 Maximum gas pressure switch kit
2.1 Kit description
Description
Gas pressure switch
Connection
Gasket
Fitting
Instruction
2.2 Installation
Disconnect the electrical supply from the burner
by means of the main system switch.
DANGER
2.2.1

Electrical wiring

– Unscrew the fastening screw and remove the cover.
– Remove the pre-cut rectangle 1)(Fig. 1) on the front shield of
the burner being careful of the switch box XP2 situated in-
side.
– Insert the 2-pin plug from the outside of the burner 2)(Fig. 2).
For the kit code 20175404, remove the wire bridge from the
XP2 socket as indicated in Fig. 2 and the wiring diagram of the
burner manual.

2916270
Maximum gas pressure switch kit
D7495
20177515
2.2.2

Mechanical connection

– Disconnect the burner's power supply.
– Purge the gas from the pipes to the outside.
– Remove the cap 3)(Fig. 3) and the relative gasket on the left-
hand side of the pipe coupling.
– Do up the fitting 4)(Fig. 3) supplied in the kit placing a new
gasket in the middle.
– Do up the pressure switch 5)(Fig. 3) to the fitting 4)(Fig. 3) us-
ing teflon or similar to guarantee the airtightness of the
thread.
– In conclusion screw the connection socket to the pressure
switch.
– Once installed, refit the cover, screw in the fastening screw
and apply power to the burner.
You are advised to check that there are no gas
leaks from the components just assembled.
WARNING
1
Fig. 1
D7470
2
1 Pre-cut rectangle
2 2-pin plug
3 Cap and gasket
4 Fitting
5 Pressure switch
Fig. 2
2 GB
Fig. 3