TQP-HS for Fuel Dispensers
Component Technical Manual
Page 3-8
Document Ref 942005-001 Rev 2
3.2.5
EXCESSIVE NOISE
R eplac e belt
N O
YES
N O
YES
YES
Pres sure a djustme nt
(refer to se ction 4 .1 )
N O
N O
C hec k gear pu mp
YES
D ecr eas e
tem pera tur e
Incre ase fuel le vel
(refer to se ction 4 .6 )
EXCESSIVE
NOISE
H as the belt drive
slac ken ed?
N oise inside
pum p?
C hec k the pu mp
m otor fan
Find noise or igin
Ou tlet pr ess ure
>2.5 bar in bypa ss
m ode (refer to
se ction 4 .1 )
C avitation
noise ?