Toyota 3R-B 1969, Repair Manual

Page: 187 / 193

10-12 I G N I T I O N S Y S T E M - Distributor. Ignition Coil
time, be sure to check if the push
rods of the N o . l cylinder a r e
movable with the/fin g e rs .
N e xt, align the timing pointer on
the timing g e a r c o v e r with the tim­
ing ball, and this will set the tim­
ing to B . T . D . C . 8° on the 5 R ,
and 12 on the 3 R - B , and 5 on
the 3 R - C engine. T h is ball is
provided on the crankshaft pulley .
2. Position the distributor into the
cylinder block with the ro to r at
the N o . l firing position.
Make sure that the oil pump shaft
is engaged with the distributor
shaft.
F i g . 10-25 Distributor V4654
Installation Position
IG N I T I O N C O I L
D escription
It may be n ecess ary to crank the
engine
slightly with the starter
after the distributor drive g e a r is
partially engaged with the oil pump
shaft.
3 . Rotate the distributor housing coun­
terc lock w ise until the points are
starts to open, and tighten the
clamp s c r e w .
4. Connect the prim ary w ir e and the
vacuum pipe.
5. Install the dust proof c o v e r , rotor
and the distributor cap.
6. Install the high tension w ir e s with
the firing o r d e r of 1 - 2 - 4 - 3.
7. Run the engine at 550 rpm fo r
5R and 3 R - B , and at 650 rpm
f o r 3 R - C , and check if the timing
pointer aligns with the timing ball
using the timing light.
If n e c e s s a r y , adjust the ignition
timing.
8. Adjust the octane selector by r e ­
fe r rin g to Engine T u n e -U p s e c ­
tion .
T e rm in a l
C o m p o u n d I n s u la to r
C a s e
P r im a r y Coil
S e c o n d a r y Coil
I n s u la to r
F i g . 10-26 Sectional V i e w of Ignition Coil
G0194