Chevrolet 1980 Light Duty Truck Service Manual page 45

SPECIFICATIONS
SECTION 1A
HEATER
Volts
Blower Motor
C-K Models
13.5
G Models . . . . 13.5
Fuses
C-K Models
G Models
AU XILIARY HEATER
Volts
Blower Motor . . . . 13.5
RPM
Amps.
(Cold)
(Cold)
6.25 Max. 2550 Min.
2950 Max.
7.1 Max. 2850 Min.
3250 Max.
Amps. RPM
(Cold) (Cold)
9.6 Max. 2700 Min.
HEATER 1A-19
LIG H T T R U C K SER V ICE M AN UAL