Triumph TR4 - HEATING AND VENTILATION; System Operation and Controls

T'{EATING
AND
VENTILATION
IIE.A.TING
AND
The
hertcr
is dcsiqned
to hcltt
antl disLributc
irrconring
licsh
I ir'
ur
i.
J \r .l
lJ c\n.,lt:l
f||rr'c,.rrc
r'ii r3:'Jrltitr.J.
I'rL
illlilkc
'!lrlLi
rr'.1
btc'.rs.,l
\l .n(.
h(.rlJf
Ls.J
IL' riri'ctr
:t1< lr :r l(:r(l
rrlllf
l
eh iclc.
Fresh air
is aclmitled
to
the heater
duct
tllrough
the
oPen
scultle
vcnlilator'.
This
is opcned
by
pulling
the
lentLlalor
lcver
reatwards
and
closcd
by
Pushing
i!
fof\\cfds'
when the
scuttle
ventilctof
is closcd,
air is
drawn
in lhrouqh
the
oLren
lacia
vents
and
recllcuiitlcd
bv lhe
hcater
unit
The
i,"in
u"ntt
are
oPcned
b)
turning
the
hinclwhcel
x!
the side
of
each
venl.
lolweral.
Whcn
lhe scllttlc
Yentilllor
is ofen.
cool
fresfr air
is blowlt
out of
lhe oDen
faciir vents
and
n]a\
be dircctcd
Llil
()r
do\!l]'
ol'
mrt
bc ctrt
ofl
hi r.llLr.t
lq
llr< l-:r".1*l'cel
lllcr'' i'
rr'
l'
""
"tt
f.rr hclrrirru
'r'. i.1 .'1,
*r'irom ll'e
t.'ei:,
t.rlt'
YENI'ILATION
fnc dePrcc
r'l tleJt
Pl\r'l
nLll
ll\ th.
l'cr'r'r
rrrlit
lt
(L'
llr.'
l J
o1
rlre
lc
i.l IlC
Jorltr',;l
^'
I re h(Jl(r
c''rrlrrl
f'.
rel
PJlL lll'
c;ntrol
fuLh out
lbr maximum
hcat,
or-pusl't
it
fullv
in fof cold
lnlermedjric
positions
give
vilf!ing
deqrees
c)f heat
_fhc
blo\\'cr
swltch
on
thc ccllllc
of thc
Panel
controls
il
motor
drivcn
lan
which
slimulates
the
llow
of frcsh
air
ftortr
outside
when
the
vehicle is sta''ionar\.
and
boosts
the air cifctll'1
tion
wheil the
vchicle
is
movirrg.
The blo*el
is ofelatcd
b\
ilulling
the
con!rol
to
s$ilch
on'
an'l
frLlshing
i!
to swilch
oii
The distribution
of
\vlrmecl
llir
is ellicte.l
bv thc
Iight
hlnd
corltrol.
PulLing
lhc
conlfol
Iirllv
orrr
dilects aif
1(] thc
interlof
of thc
vehicle.
-
Pushing
the corrtrol
lLrLl!
jrl
direcrs 4ir
to
the
windscrccn
onlY.
lntcfnlcdjalc
positions
direcl aif to
ll'l,] screcll
:r',1
irt..tiot
rI
\.,1)ll
{
Pr'\}\olll'rli
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