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CHECKING
OPERATION
OF HOT START VALVE
(Reduction of Control
Pr
essure
During
Hor
Start)
Requirements:
0
0
Wa rm engine. Coolant
temperature
60
C/140
F
or more.
1.
Connect pressure
tester and ser switching valve
at position
2.
2.
Operate starter to open hot start valve
and drop
control pressure.
~ecification:
0. 5
to
O.
7
bar/
0.
6
to
O.
8
kg/cm
(note
brief delay
in time.).
3.
lf necessary, replace hot start
val
ve or check
temperature
switch
,
i.
e. temperature switch
must
have open
circuit.
CHECKING HOT START
VALVE FOR
LEAKS
Fuel
Mixture
1.
Detach and plug
fuel
return line.
2.
Bridge fuel pump
relays.
25
3. Hot scare valve m use be
absolutel
y tight,
i.e.
no fuel should escape from fuel
return
connector.
Printed
in
Germany -
Vil
,
198'0
Checking Operation of Hot Start valve
Checking Hot Start
Val
ve for Leaks
25
-
25
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