Pages 9–16 (8 pages)

Cooling

From the 1938 Chevrolet Passenger Car and Truck Service Information

The longer 1938 water pump with oil-grooved body, larger oil reservoir and wick-fed chevron packings, followed by a full overhaul: disassembly, inspection, bushing and packing installation, and setting rotor end clearance at .003 to .005 inch. It also covers the two-piece radiator grille with its air baffles and removing the radiator core through the open-top shell.

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What this section covers

  • Water pump lubrication changes
  • Water pump disassembly and inspection
  • Bushing, packing and reservoir installation
  • Radiator grille removal
  • Radiator core removal
Year
1938
Make
Chevrolet
Vehicle
Light Duty Trucks, Medium Duty Trucks, Passenger Cars, Trucks
Type
Service Manual
Models
Master and Master De Luxe passenger cars; 1/2-ton, 3/4-ton, 1-ton and 1-1/2-ton trucks and commercial models
Pages
75

What’s inside

Passenger cars

  1. Title Page and IntroductionCover, title page from Chevrolet Motor Division, and an introduction on why service men should learn the 1938 changes.pp. 1–3
  2. Enginepp. 4–8
  3. Coolingpp. 9–16
  4. Fuel Systempp. 17–20
  5. Clutchpp. 21–34
  6. TransmissionChanges to the carried-over Syncro-Mesh transmission: a redesigned clutch gear bearing nut and oil slinger, a bearing retainer that supports the throw-out bearing, and a stamped gearshift lever housing.pp. 35–35
  7. Rear AxleRear tread widened to 59 inches with a heavier housing and axle shafts, and new rear spring seats insulated by rubber bushings.pp. 36–37
  8. Steeringpp. 38–43
  9. BrakesHydraulic main cylinder improvements (check valve seat, primary cup insert, lock ring and boot) and the redesigned twelve-tooth hand brake lever.pp. 44–45
  10. Electricalpp. 46–63
  11. BodiesBody refinements for 1938: wider rear seat, new front seat back, draft-proof door sills, a larger Sport and Town sedan trunk with upright spare, Business Coupe deck lid spring, illuminated ignition lock and stronger front body brackets.pp. 64–66

Trucks

  1. Truckspp. 67–75

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