Section 13-9 · Pages 12–47 (36 pages)

Description and Operation

From the 1967 Buick Automatic Climate Control (ACC) System Manual

Division II. It explains how the three sensors and power element lever balance in-car temperature against the temperature set at the panel, describes each thermomechanical and program component, and covers the operation of the selector and temperature levers. Layout drawings, vacuum hose charts and electrical circuit diagrams show each operating mode.

Read this section free, starting at page 12

What this section covers

  • Sensors and power element assembly
  • Hot and cold vacuum nozzles and vacuum regulator
  • Temperature door actuator and program vacuum disc switch
  • Thermostatic vacuum valve and master switch
  • Blower and compressor ambient switches
  • Selector lever positions: LOW, HIGH, DE-FOG, DE-ICE
  • Vacuum and electrical circuit diagrams
Year
1967
Make
Buick
Vehicle
Components and Systems, Heating and Air Conditioning, Passenger Cars
Type
Service Manual
Models
45000, 46000, 48000 and 49000 series
Pages
73

What’s inside

Contents

  1. ContentsTitle page and contents listing for the four divisions, with paragraph numbers 13-1 to 13-33 and page numbers.pp. 1–3

Specifications and adjustments

  1. 13-1Specifications and Adjustmentspp. 4–11

Description and operation

  1. 13-9Description and Operationpp. 12–47

Service procedures

  1. 13-12Service Procedurespp. 48–60

Trouble diagnosis

  1. 13-30Trouble Diagnosispp. 61–73

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