High Speed Running - Datsun BLUEBlRD P 410 Series Service Manual

10
Checkmg
operatIon of generator
Check the
generatIng
condmon and
functIonIng
of the
cut out relay by
means
of IndIcatIOns of the
ammeter
11
AdJu
ment
of slack
In
fan
belt
12
Adjustment of
valve tappet clearance
l3
Road
test
WhIle
dnvIng
In
3rd
speed
at
about 25
km
fhr suddenly
step
on
the
accelerator
If
only
a
slIght knockIng
results
the
IgnItIOn tImIng IS correct
Slow
speed adjustment
IS
made
so
that
the
speed
IS
about
15 krn
Ihr
when
dn VIng
In
3rd
speed
Diagnosing
of
Engine by
means
of Vacuum
Gauge and
Combustion Tester
In
dIagnOSIng
the
engIne
the COndItIOn of
each
cylInder
can
be
assumed
by
measunng ItS
com
preSSIOn
For
employment of
a vacuum
gauge
connect
It to
the engIne Intake manIfold and
refer
to FIg
2
The
use
of
a
master motor tester
as
shown
In
FIg
2
IS convement
When
a combustlOn tester IS
used
Install
a
speCIal
Intake
pIck
up
In
the
exhaust
tube
and
after the engIne has been started
analyze by
means
of
a
speCIal
gauge
the combustIon gas
WhICh flows
through
the
connectIng
hose
Into the
tester
and
Judge
the combustIOn COndItIon
ac
cordIng to
the
mIxture ratIo
of fuel and
aIr
When
measurement IS
to
be made
In
raInyor cold
weather
use an
aUXIlIary
condenser between the
pIck
up and the
meter
otherwIse the
exceSSIve
mOIsture m
the exhaust gas WIll
damage
the func
tIonIng
of the
meter
If
permItted
to
enter It
FIg 2
Motor Master Tester
Available
for
4
6
and 8
Cylmder
EngJne
When
a
tester
IS to
be used make
adjustments accordIng
to
the
follOWIng
table
Condmons
WIthout
load SUItable
WeIght
RatIo of MIxture
Low Speed RunnIng
70
i 2
600
r
p
m
HIgh Speed RunnIng
85
5
2
000
r
p
m 2
66