Datsun BLUEBlRD P 410 Series User Manual

In order to
ensure
maXlmum
effIcIency
It IS essentlal to
keep
the
engme ope
ratlng
temperatures
wIthm certam hmlts To asslst
thIS a bellows
type
thermostat
IS fitted
bemg
located m the water outlet at the front
of the
cyhnd
r head The de
VIce consIsts
of metallIc bellows filled wlth
a
volatlle
hquled
whIch controls a
mushroom valve When the
engme
IS cold thIS valve IS
closed and on
startmg
the
engme
the flow of water
to
the
radiator IS
temporarIly
restncted
Due
to
thlS the
temperature
of the water m
the
cyhnder
head and
cyhnder Jackets
wIll
qUlckly
nse
thus
ensunng rapId
warmmg up
The heat
so
generated
w1l1
gradually
expand
the bellows so
openIng
the
valve and
ultlmatelly permIttmg
a
full flow of water
to
the
radiator
The thermostat
Itself IS detachable
therefore
should the
occaSlOn anse It can
be
removed
from ItS
housmg
and
the hose reconnected to
avoid
la lng
up
the car
Should the thermostat
be
tlght
there
are
two capped
holes on the
top
WhICh
may
be
utlhzed to ease It from
castmg
When the
sys
tern has been
completely
emptled
It
IS essennal
to allow
air
to
escape through
the thermostat valve
and then
fmally
top
up
The thermostat
opening
IS set
by
the
manufacturer and cannot be
altered
It
open
at
a
temperature
of
76 SO II SoC
Durmg
decarbomsmg
It
IS
pohcy
to test
thIS
open
mg
by Immersmg
the
thermostat
m water raIsed to
the
requlslte temperature
The
valve
should
open
under these condmons but 1f It
falls to
open
a new unIt
should
be
fltted
Thermostat
M
Overheating
Fig
2
Pellet
Thermostat
Overheatlng
may
be caused
by
a
slack
fan belt exceSSIve carbon
deposlt
m the
cyhnders
runnmg
WIth the
19mtlOn
too far
retarded mcorrect carburetor
adJust
ment
falhre of the water to
cIrculate or loss of water
I
Fan Belt
Adjustment
r
The fan
IS dnven from the
crank
shaft
by
a V
belt thIS also
dnvmg
the alternator
A
New belt
can be fItted
by
fIrst
loosenIng
the
clamp
bolts
Fig
3
which
hold the
dynamo
m
posmon
and
movmg
the
dynamo
towards
the
engme
Shde the belt
over the fan
and
onto
the
fan
pulley
Adjustment
IS then
made
by bnng
mg
the
alternator
away
from
the en
gme
The belt
should be
sufflclently
tlght
to
prevent
shp
yet
the
belt
should
have 10 to IS mm
slack be
tween
the
generator
and
crankshaft
4
Fig
3
Fan Belt
Adjustment

Datsun BLUEBlRD P 410 Series Specifications

General

Brand	Datsun
Model	BLUEBlRD P 410 Series
Category	Automobile
Language	English