Chevrolet 10 1971 Series Chassis Service Manual page 436

ACCESSORIES 15-2
the pedal is depressed. An electrical switch is mounted
on the clutch pedal on manual transmissions, which also
disengages the system when the Clutch pedal is depressed.
THE SERVO UNIT (Fig. 5)
The Servo Unit is mounted on the left front inner fender
The components of the Cruise-Master System are
designed to be replaced should they become inoperative.
The Regulator is calibrated in such a manner during
manufacturing that overhaul operations are impractical.
However, one adjustment may be made to the Regulator to
correct speed drop or increase at the time of engagement.
Fig. 1-Cruise Master System
and is connected by a cable to the throttle linkage. It opens
or closes the throttle as dictated by the Regulator.
CABLE A N D C A SIN G ASSEMBLIES
These assemblies drive the regulator and the speedo­
meter.
SERVICE OPERATIONS
ELECTRIC:
Service
An inoperative switch must be replaced. Switch re­
placement is identical to standard brake lamp switch
replacement.
BRAKE RELEASE SWITCHES
10-30 CHEVROLET TRUCK SERVICE MANUAL