TQP-HS for Fuel Dispensers
Component Technical Manual
Page 3-6
Document Ref 942005-001 Rev 2
3.2.3
UNEVEN FUEL FLOW
YES
YES
N O
Find air entry
(refer to se ction 4 .7 )
A ir e ntry in th e
Pas its elf (r efe r to
se ction 4 .4 )
N O
YES
YES
Ma lfunctioning
ups tre am of PAS. Che ck
elec tro -va lv e etc.
N O
N O
Fue l is too ho t
C avitation m ode
UNEVEN (PULSING)
FUEL FLOW
Ou tlet pr ess ure
>1.5 bar ? (refer
to s ection 4.1)
Is pres sure
co nstant a fter
outlet va lv e?
Is the a ir
se para tor
wo rking? (r efe r
to s ection 4.3)
Is the re air
en try on the
fuel s upply
lin e?
