Replacing The Contact Breaker; Testing The Distributor In Test Bench - Volvo 164, 1970 Service Manual

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VO LVO
103370
Fig. 3-55.
Lubricating
scheme
for
d
istributol'
Use
Bosch
lubricant (or
equivalent)
according to below.
l.
Ft
l v
4.
2.
Ft
1
v
26.
3.
01
1
V
13.
4.
Ft
1
V
4.
5.
Ft
1 v
26.
6.01
1
v
13.
Plac
e
a
littl
e
grease on the
co ntact
lip
Grease
Lubricate
A
ve
ry light
layer
of grease
Greose
Fill with
oil
springs
for
the centrifugal
governor.
Fit
the
washer
Clnd
circlip for
,
t he breaker camshaft. The circlip
is placed into position by means of a suitable
sleeve.
Fit
the
lubricating
felt.
3. Fit the distributor sh af t in the distributor housino
and install the driving collar on tho
disrribui'o
i
shah. Make sure that the fibre
was:,cr:>
C0r.10
against the
distributor
housing. Fit
the
pin in
t:le
collar and check the axial
clearanco
0:1
/~e
ddri-
butor shaft. The clearance should
be .1-.25
r.~:'.l
(.004-.01
O"). Any adjustment can be done
by
cd:':)r-
·ing the number of adjusting washers on the disi-ri-
butor shaft.
Fit the resili,ent ring on to the driving
collar.
4. Fil' the breaker plate. Fit the lock clamps for the
cap.
Fit
the
primary connection and connect the
lead from the breaker contacts.
5. Fit the vacuum
regulator
and connect the pull rod
to the breaker plate.
6. Check that
the
breaker contacts are mounted
correctly both horizontally and vertically.
Adjust-
ment should be made with a suitable tool,
(for
eXClmple, Bosch 6FAW 57 A), but only the
fixed
contact may be bent. Wash the contacts with
trichlorethylene or chemica,lly pure gasoline.
Run the distributor on a test bench and check
according
to the
"Specifications".
REPLAC ING THE CONTACT BREAKER
The contact breaker can be replaced with the distri
-
butor fitted, but
it
should
be
done
with
the distributor
dismantled.
l.
Remove
the distributor rotor arm.
2.
Disconnect
the
e
lectric
lead
at the primary
con-
nection.
3.
Remove
the screw for
the
contact breaker and
lift
up the old
contaots.
4.
Lubricate
the distri-butor according to the
instruc-
tions
given
in
Fig. 3-55.
5. Fil' the new contact brea-ker.
6. Connect the e lectric cab le at the
prim
ary connec-
tion.
7.
Check
that the contaot breaker
IS
located
cor-
rectly both vertically and
horizo ntally.
Adjustment shou ld be made with a suitab le tool,
(for examp le, Bosch EFAW 57
A),
but only
the
fixed contact may be bent.
Was h
the
breaker
contads
with trichlorethylene or chemically pure
gasoline.
Run the distributor on
a
test bench and check
according
to
the
"Specifica1
t ions".
TESTING THE DISTRIBUTOR IN TEST BENCH
l
.
Run
the,
distributor
in its ordinary direction of
rotation (anti-clockwise)
and adjust the contact
breaker dwell angle according
to
the "Specifi-
cations".
Adjustment is done by slackening a little
,
t he screw
for the breaker contacts and then inserting a
screwdriverin
the
recess,
Fig.
3-56, and turning
the
screwdrive-r
un,
t il the dwell angle is
the
correct
one.
Then tighten the screw for the contact
br,
e
aker.
Fig. 3-56.
Recess for adjusting the contoct breaker
VOLVO
103
320
3:
23

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