Final Checks (With Burner Operating); Maintenance - Riello RS 70 VA Installation, Use And Maintenance Instructions

FINAL CHECKS
• Disconnect one of the wires on the minimum
• Open remote control device TL:
• Open remote control device TS:
the burner must stop
• Disconnect the common wire P from the max-
• Disconnect the common wir e P from the air
• Disconnect the ionisation probe lead:
the burner must lock out
• Make sure t hat the mechanical locking sys-

MAINTENANCE

Combustion
The optimum burne r adjustment requ ires an
analysis of th e flue gas es. Significant differ -
ences with r espect to the previous measure -
ments indicate th e poin ts wh ere mor e car e
should be exercised during maintenance.
Gas leaks
Make sure that ther e are no gas leaks on the
pipe between the gas meter and the burner.
Gas filter
Change the gas filter when it is dirty.
Servomotor
Release th e cam, ro tating the n otch 90° and
manually check th at its rota tion, fo rward and
backwards, is sliding. Connect the cam again.
Burner
Make sure the screws fixing the cable s in the
burner terminal strip are not loose.
12
(with burner operating)
gas pressure switch:
imum gas pressure switch:
pressure switch:
tems on the var ious adjustmen t devices are
fully tightened.