Rotation Of Fan Motor; Gas Train; Gas Train Assembly - Riello RS 300/E LN Installation, Use And Maintenance Instructions

If combustion requirements require you to move spacer 1) (Fig.
st nd
18) onto the 1 or 2 hole of the gear and, at the same time,
the hinge is on the right, you need to fit the spacers 4) (Fig. 18)
supplied with the burner.
Proceed as follows:
 first unscrew nuts 2), remove tie rod 3), unscrew spacer 1)
and position it on the hole you want,
 screw the spacers 4) onto spacer 1) and screw 5) respec-
tively,
 once done, refit the tie rod and nuts.
4.9

Rotation of fan motor

The correct motor rotation direction is indicated by the phase se-
quence relay 16) (Fig. 6).
After turning the power on to the burner, check the green led
lights up on the phase sequence relay.
If the phase sequence is not correct, the burner does not fire.
20008423
Installation
D3409
Fig. 18
22

4.10 Gas train

4.10.1 Gas train assembly

The gas train is to be connected on the right of the burner, by
flange 1) (Fig. 19).
If necessary:
 connect it on the left of the burner;
 loosen nuts and screws 3) and 4);
 remove blind flange 2) together with its gasket;
 fit them to flange 1) tightening the nuts and screws.
Note
Once assembled the gas train, check for leaks.
D3095
GB
P1 P4
Fig. 19