Installation and operating instruction
Oil burner WL40/1-A Z-1LN-A
9 Servicing
83319702 1/2020-10 La
66-116
9.2 Service plan
Components
Criteria / design lifespan
(1
Service procedure
Fan wheel
Soiling
Clean
Damage
Replace
Air duct
Soiling
Clean
Air damper
Soiling
Clean
Air pressure switch
Switch point
Check
250 000 burner starts or 10 years
(2
Replace
Ignition cable
Damage
Replace
Ignition electrode
Soiling
Clean
Damage/wear
Replace
Combustion Manager
250 000 burner starts or 10 years
(2
Replacement recommended
Flame sensor QRB4
flame sensor RAR9
Soiling
Clean
Damage
250 000 burner starts or 10 years
(2
Replace
Flame sensor LFS1
250 000 burner starts or 10 years
(2
Replace
Flame tube/diffuser
Soiling
Clean
Damage
Replace
Oil nozzle
Soiling/wear
Replace
Recommendation: at least every 2 years
Nozzle shut off
Soundness
Replace
Oil pump filter
Soiling
Replace
Oil hose
Damage/oil escaping
Replace
Recommendation: every 5 years
Pressure hose nozzle assembly Damage/oil escaping
5 years
Replace
Oil solenoid valve
Soundness
250 000 burner starts or 10 years
(2
Replace oil pump or solenoid valve
Oil pressure switch
Switch point
Check
500 000 burner starts
Replace
(1
The specified design lifespan applies for typical use in heating, hot water and steam systems as well as for thermal
process systems to EN 746.
(2
If a criterion is reached, carry out maintenance measures.