Toyota 2F - Page 82

6-56
Fig. 6· 163
Fig. 6· 164
Fig. 6 -1 66
FUEL SYST EM - C ar bu re t or Adjustme nt
&
~--- ~~~~~~~~
IDLE MIXTURE ADJUSTING SCREW
(e xcept USA)
Tighten
1no idle m1x1ure ~(fjust•ng screw fully
and then unscr ew 11 t he following amount
w1 1h SST(ECEI or o screwdriver (0 1 hors)
SST 109243-00020)
Return from fully closed:
ECE & N.S.W. 2· 1/ 2 turn s
Others 2 turns
(USA)
If necessary, 1emove the steel
plug and idle
mixture adjusting sc rew referring 10 t he
follo wi ng proceduro·
1. Ma1k t ho con1cr ol t he plug wit h a punch.
-
Not e -
Plug each
carburetor vacuum port to pre-
vent entry of steel part icles when drilling .
2. Dri ll o 8 5 mmcf> (0 .335 ln.<M holo In th o
cantor
of 1ho plug.
- N ote -
As there Is only 1 mm (0.04 in .I clearance
between the plug and screw, drill carefully
and slowly to ovoid drilling onto the screw .
3
Through tho hole 1n 1he plug. lully screw
1n the mouure ad1us11ng screw w11h a
screwdriver
- N ote -
Be careful not to damage the screw tip by
tight ening tho sc rew too tight .
f
ig . 6- 1 66
f ig. 6- 1 67
M l11. 1ur o Ad ju s ti ng Scr ew
Fig. 6· 169
Fuel Level
FUEL SYST EM - Carburetor Adjustment
6-57
j
4 Use a 9 5 mm</r (0 374 1n<f>I dnll 10 force
the plug off
Blow otr any stool par1 1cles wi th com·
pr essed a ir and r on1ove Che scre w.
- Note -
If the drill ha s gnawed Into the scr ew tip or
If the tapered position is damaged, replace
t he screw .
/,\ 6. Fu ll y screw In tho Idle m ix ture adjus 11 ng
~ screw and then unscrew ot abo uo 2 tur ns
- Note -
1. Be careful not to damage the s crew tip
by tightening the acrew too tight .
2. Do not Install the steel plug until the
idle
mixture adjustme nt Is finished.
IDLE MIXTURE ADJUSTMENT (USA!
In th e case of 1h o steel plug being rem oved.
check the idle mix 1uro speed referring to th e
following procedures.
]&
1. Check 1he following items before ad 1us1·
ment
Ill Air cleaner installed
(2) Normal operating coolant tem-
pera1ure
(3) Choke lully open
(4) A ll accessories swi 1ched off
(5) A ll vacuum lines co nnected
{6)
I gn it ion 11 m1 ng sol correc lly
(7) Transmission in neutral
(8) Fuel level should be abOut even w ith
1he correct level on t he sight glass