Recommended Preventive Maintenance Schedule; Opening And Closing The Burner - Riello 20047690 Installation, Use And Maintenance Instructions

6.4

Recommended preventive maintenance schedule

Operation and maintenance instructions are intended for general
applications. For specific operating and maintenance instructions,
consult the equipment manufacturer.
Test/Inspection
Check gages, monitors, and indicators
Check instrument and equipment settings
Check burner flame
Check igniter
Check flame signal strength
Check flame failure detection system
Check firing rate control
Make aural and visual check of pilot and main fuel valves
Check flue, vent, stack, or outlet dampers
Test low draft, fan air pressure, and damper position interlocks
Check low-fire start interlock
Test high and low gas pressure interlocks
Recalibrate all indicating and recording gages
Check flame failure detection system components
Check firing rate control
Check piping and wiring of all interlocks and shutoff valves
Inspect burner components
Flame failure detection system, test for hot refractory hold-in
Replace flame rod in accordance with manufacturer's instructions
Conduct a combustion test
Check all coils and diaphragms; test other operating parts of all safety shutoff and control valves
Test fuel valve interlock switch in accordance with manufacturer's instructions
Perform leakage test on pilot and main gas valves
Test purge air switch in accordance with manufacturer's instructions
Test low-fire start interlock in accordance with manufacturer's instructions
For gas-fired burners, check sediment trap and gas strainers
Flame failure detection system, test for hot refractory hold in
6.5

Opening and closing the burner

Disconnect the electrical supply from the burner by
means of the main system switch;.
DANGER
Close the fuel inlet connection.
DANGER
Maintenance
Wait for the components in contact with heat
sources to cool down completely.
After carrying out maintenance, cleaning or check-
ing operations, reassemble the cover and all the
safety and protection devices of the burner.
37 GB
Frequency
DAILY
DAILY
DAILY
WEEKLY
WEEKLY
WEEKLY
WEEKLY
WEEKLY
MONTHLY
MONTHLY
MONTHLY
MONTHLY
SEMI-ANNUALLY
SEMI-ANNUALLY
SEMI-ANNUALLY
SEMI-ANNUALLY
SEMI-ANNUALLY
ANNUALLY
ANNUALLY
ANNUALLY
ANNUALLY
ANNUALLY
ANNUALLY
ANNUALLY
ANNUALLY
AS REQUIRED
AS REQUIRED
Tab. T
20051011