1928 Cadillac - GM Heritage Center

82 LIGHTING SYSTEM
One-half of distance between centers of lamps
^. v Same! height
Above floor
as lamps
* iy i *s
Fig. 1
Lighting switch at bot
torn of steering gear.
Cadillac 341-A and La
Salle 303
Fig. 2
Lighting switch at bottom
of steering gear.
Cadillac 341-B and La­
Salle 328
'>;,..: Center/fine 25 feet4o front ,
~' w of. lamps
te^y^safc..*-: •'
Fig. 5
Markings for adjustment of head lamps
Focus adjusting screw
(outer screw^
Tilt adjusting screw
(inner screw)a
(a) Upper beam of right head lamp
Fig. 3
Head lamp adjusting screw.
Cadillac 341-A and B; La­
Salle 303,second type.and 328
Adjust screw until
small beam of high intensity
is clearly defined
(see (a) Fig. 6)
Fig. 4
Head lamp adjusting screws.
LaSalle 303, first type
(b) Lower beam of right head lamp
(c) Upper beam with lens removed
Fig. 6
Light beams with lamp properly focused and aimed.
Cadillac 341-A and B; LaSalle 303, second type,
and 328.
After adjusting one head lamp, repeat
adjustment on other lamp
(a) Left-hand lower beam without lens
inches
Fig. 8
Disconnecting wires on LaSalle 328 head lamp.
Slotted coupling plugs used only on Cadillac
341-B and LaSalle 328. Coupling plugs are at
top of conduits on Cadillac 341-A and B
Slot for installing
soldered terminal
12
inches
(b; Left-hand upper beam without lens
Fig. 7
Light beams with lamp properly focused and aimed.
LaSalle 303 with first-type head lamp. After adjusting
one lamp,repeat adjustment on other lamp]
Plate 45.
Lighting system details.