Chevrolet CHEVY VAN G10 SERIES Service Manual page 188

ENG INE FUEL 6M-14
Fig. 7 A —Tem perature Gauge Installation
VACUUM MOTOR REPLACEMENT
Removal
1. Rem ove air cleaner from engine.
2. Drill o u t spot welds fastening vacuum m o to r retaining
strap to snorkel tube.
3. Rem ove vacuum m o to r by lifting and unhooking linkage
ro d from dam per door.
Replacement
1. Drill 7 /6 4 " hole in snorkel tube a t center o f vacuum
m otor retaining strap (Fig. 10A).
2. C onnect vacuum m o to r linkage to dam per door. Fasten
retaining strap to air cleaner w ith sheet m etal screw.
3. Replace air cleaner on engine and check operation of
vacuum m otor and control dam per assembly.
/
RETAINING STRAP
Fig. 9 A —Vacuum Diaphragm Replacement
INSTALL REPLACEMENT
SENSOR ASSM. IN SAME
POSITION AS ORIGINAL ASSM.
Fig. 8 A —Checking Vacuum Diaphragm
TEMPERATURE SENSOR REPLACEMENT
Removal
1. Remove air cleaner from engine and disconnect vacuum
hoses at sensor.
2. Pry up tabs o f sensor retaining clip (Fig. 11 A).
N O T E : Observe position
must be installed in this same position.
3. Remove clip and sensor from air cleaner.
Replacement
1. Install sensor and gasket assembly in air cleaner in
position as n oted above.
2. Press retaining clip on sensor. S upport the sensor on its
side to prevent damage to the control m echanism in the
center.
3. Install air cleaner on engine and connect vacuum hoses.
Fig. 1 0 A —Removing Sensor U nit
of sensor, new sensor
C H E V Y V A N S H O P M A N U A L