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SPEED CONTROL SYSTEM
8H - 7
18PK
RiiR
18DB/
mu
RD*
RD*
18BK
SWITCH SHOWN
WITH BRAKE
PEDAL RELEASED
18WT/
PK*
18WT/
O
J908H-9
Fig. 3 Stop
Lamp and Speed
Control
Switch
Wiring
Stop l a m p switch adjustment is detailed i n Group 5
- Brakes.
SPEED CONTROL SWITCH (TURN SIGNAL LEVER)
TEST (Fig. 4)
(1) Disconnect t h e blade-type four w i r e electrical
connector a t base o f steering column.
(2) U s i n g a c o n t i n u i t y tester or a n ohmmeter (do
n o t use a test l i g h t ) , check for c o n t i n u i t y a t the con-
nector wires. Results should be obtained according to
t h e f o l l o w i n g chart.
22BR
WIRING
CONNECTOR
SPEED
CONTROL
SWITCH
(ON
STEERING
COLUMN)
SWITCH
SHOWN
IN "OFF"
POSITION
RR8HC24
Fig. 4 Speed
Control
Steering
Column
Switch
and
Wiring
VACUUM SUPPLY TEST
(1) Disconnect v a c u u m hose a t the servo and i n s t a l l
a v a c u u m gauge i n t h e hose (Fig. 5).
(2) Start engine a n d observe gauge a t idle. V a c u u m
gauge should read a t least t e n inches o f mercury.
(3) Connect v a c u u m supply hose.
SPEED
CONTROL
SWITCH
CONTINUITY
CHART
SWITCH P O S I T I O N
C O N T I N U I T Y BETWEEN
OFF
BR and YL
BfeandYL
O N
BR and DB
YLand DB
YL and WT
SET
DB and WT
YL and DB/WT
DB andWT
DB and YL
RESUME
BR and YL
BR and DB
BR and WT
J908H-18
Fig. 5 Vacuum
Gauge
Test
(4) I f v a c u u m does n o t meet t h i s requirement,
check for v a c u u m leaks or poor engine performance.
SPEED CONTROL CABLE ATTACHMENT
SPEED
CONTROL
CABLE
ATTACHMENT-THROTTLE
BODY
(1) The clevis of t h e speed control cable is r e t a i n e d
on t h e t h r o t t l e body w i t h a specially shaped r e t a i n -
i n g clip. V i s u a l inspection w i l l verify t h a t t h e cable
is securely attached. I f the cable is not attached, t h e
speed control system w i l l be inoperative.
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