SECTION LD
Page
35
3.
Adjust Primary Pressure Regulator
Remove the pressure regulator from the fuel distributor by unscrewing the
hexagonal nut shown (see Fuel System Precautions LD. 22).
M I S ITEM
SHOULD
NEVER
REQUIRE ATTENTION UNDER
Adjust the shim pack as necessary to correct primary pressure
-
adding O.lmm
shim thickness increases pressure by about 0.15 bar.
Renew
'0'
ring and replace regulator into distributor.
Re- test primary pressure.
Check- Cold Control Pressure
Carry out this test
ONLY
at an ambient temperature of 30°C or lower.
F i t
the test gauge to the warm up regulator as shown.
(See Fuel System Precautions LD
.22).