PAS V3 Pump for Fuel Dispensers
Component Technical Manual
Page 3-4
Document Ref 903647-001 Rev 3
3.2.2
REDUCED FUEL FLOW
R eplac e the be lt
N O
YES
W orn out p um p
B ypa ss block ed
N O
YES
YES
Externa l pro ble m
ups tre am (re fer
to s ection 4.5)
Is the p um p u nit
air tight? (re fe r to
se ction 4 .4 )
YES
N O
N O
N O
YES
Site co nfigura tion
he adloss e xce ssive
Filter c log ged (r efe r
to s ection 4.6)
Find air entry
(refer to se ction 4 .7 )
REDUCED
FUEL FLOW
H as the drive
be lt s la cke ned?
C hec k
co ndition of
filte rs (h ose,
PA S)
A djust the
by pass (refer to
se ction 4 .1 )
Ou tlet pr ess ure
>1.5 bar (refer
to s ection 4.1)
Is the p um p
unu sually
noisy ?
H ig h inlet
he adloss >40 0
m bar (refer to
se ction 4 .2 )
Is the fuel
su pply line air
tigh t?
Issue B
