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BENTONE
8.4 Pump pressure
Symptom Causes Remedies
The burner pump can not build
up pressure
No oil Check that there is oil and that it
reaches the pump
Oil viscosity too low Check that the oil reaching
the pump has the physical
parameters that the pump can
handle. Change the oil or the
pump‘s oil parameters
Pump worn Replace the pump
Pump run using impure oil
that has worn the pump out
prematurely
Replace pump and install self-
cleaning lter in the oil system
Blocked pump lter Check, clean pump lter
8.5 Noise in pump
Symptom Causes Remedies
The burner pump emits noise
during start
Check the oil system in order to
reduce pressure drop
Insucient negative pressure on
the suction side pump
Rebuild the oil system to form a
solution with a transport oil pump
The burner pump emits noise
during operation
Check that the oil used has the
physical parameters that the
burner is rated for. If not, change
the oil.
Temperature of the oil from
the tank is too low, increase the
temperature of oil from tank
Clean the pump lter
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