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CRUISE MASTER SYSTEM CHECKS
Will not engage
Does not cruise at engage-
ment speed
System hunts or pulses
System does not disengage -
with brake pedal
System applies full throtUe
when engaged
Cannot adjust speed down-
ward with Engage Button
Does not engage or engages
lower than limits referred
to in "Driver Operation"
Cause
Brake Switch Circuit Open
Fuse blown
Defective Engage Switch
Vacuum leak in Servo and/or Brake
Switch and connecting lines.
Open in wiring harness
Defective Regulator
Orifice Tube misadjusted
Bead Chain loose.
Kinked or deteriorated hoses
Dirty Air Filter
Defective and/or improperly posi-
tioned Drive Cables and/or Casing
Assemblies
Defective Regulator
Brake and/or Vacuum Switch mis-
adjusted or defective
Hoses interchanged at Servo
Defective Regulator
Defective Engagement Switch or
Wiring
Internally Misadjusted Regulator
Correction
Check connections - adjust or replace switch. Refer to
Electrical Check Out.
Replace fuse - if it blows again, check for:
1. Engage Switch stuck in the center of travel - Refer
to Electrical Check Out.
2. Incorrect wiring - Refer to Electrical Check Out.
3. Short to ground - Refer to Electrical Check Out.
Make necessary corrections.
Replace as needed - Refer to Electrical Check Out.
Vacuum test and repair or replace as needed. Refer to
Servo and Vacuum System Check Out.
Repair or replace as needed.
Replace Regulator.
Adjust as required.
Tighten Bead Chain.
Repair or replace.
Service as required.
Repair or replace as needed.
Replace Regulator.
Adjust or replace as required. Refer to Servo
and Vacuum System Check Out and Electrical Check
Out.
Correct as needed.
Replace Regulator.
Replace as needed. Refer to Electrical Check Out.
Replace Regulator
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