Work sheet - Maintenance and firing systems
dreizler A 3001 E - 18.12.2015 | A 2045 - 1.13 | EN - 02.05.2013
172
54 Work sheet - Maintenance and firing systems
WARNING!
Prior to any maintenance or service work, the gas ball tap at the burner supply line must be closed.
Block off the burner of the power supply. (Even with the main power switch in OFF position, the burner
power supply line remains live!)
Inspection and maintenance work
Ann
ually
Measured values, comments,
'Actioned' stamp
1.
Check in oil and gas burners:
1.1
Check burner motor: bearing clearance, noise, tem-
perature, impeller, shield motor.
x
1.2
Control unit, check safety time, measure monitoring
current, check wire connection for secure contact,
retighten all clamps, check functions.
x
1.3
Air deficiency safety, check switching point, combus-
tion air measurement, burner housing.
x
1.4
Gas pressure switches MIN/MAX, oil pressure switch
MIN/MAX, check switching points.
x
1.5
Ignition transformer, check insulation on ignition
cables for breaks.
x
1.6
Electrodes (UV cells), readjust gap, check ignition
spark.
x
1.7
Check mixing head, flame tube condition, flame plate,
ignition burner, wear on gas/oil nozzles, check noz-
zles.
x
1.8
Gas compound control, check function, check arrester,
lubricate gas damper, clean impulse lines.
x
1.9
Waste gas recirculation, cleaning, check ARF damper,
setting, check arrester.
x
1.10 Check ARZ system for wear.
x
1.11 Check flame tube by way of assessment of flame
appearance.
x
1.12 Check wear parts in compliance with the operating
manual and replace them, if required.
x
1.13 Retighten all mechanical screws and other connec-
tions after inspection (observe starting torques).
x
1.14 Close the measuring station after maintenance of all
test nipples.
x
1.15 Check installation age of components and notify
owner/operator at end of safety period of 10 years/
250.000 switching cycles.
x
