Installation; Boiler Plate; Blast Tube Length; Securing The Burner To The Boiler - Riello Burners RL 190/M Installation, Use And Maintenance Instructions

inch A B
RL 190/M 9 1 / 6 " 12 25 / 32 " - 14
(A)
(B)
C
15 / 32 " 5 / 8
W

INSTALLATION

BOILER PLATE (A)
Drill the combustion chamber mounting plate as shown
in (A). The position of the threaded holes can be marked
using the head gasket supplied with the burner.
BLAST TUBE LENGTH (B)
The length of the blast tube must be selected according
to the indications provided by the manufacturer of the
D455
boiler, and it must be greater than the thickness of the
boiler door complete with its insulation.
The length available, L (mm), is 14
For boilers with front flue passes 12) or flame inversion
chambers, protective insulation 10) must be inserted
between the boiler refractory 11) and the blast tube 9).
This protective insulation must not compromise the
extraction of the blast tube.
For boilers having a water-cooled front the insulation
11)(B) is not required unless it is required by the boiler
manufacturer.
SECURING THE BURNER TO THE BOILER (B)
Disassemble the blast tube 9) from the burner 6) by pro-
ceeding as follows:
- Loosen the four screws 3) and remove the cover 1).
- Remove the screws 2) from the two slide bars 5).
- Remove the two screws 4) fixing the burner 6) to the
flange 7).
D1976
- Withdraw the blast tube 9) complete with flange 7) and
slide bars 5).
Secure flange 7)(B) to the boiler plate inserting the sup-
plied gasket 8)(B). Use the 4 screws provided after hav-
ing protected the thread with an anti-seizing product.
The burner-boiler seal must be airtight.
6
".
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