Schematic – Sears 917.257643 User Manual
Page 29
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15 HP 42" TRACTOR - - MODEL NUMBER 917.257643
SCHEMATIC
IGNITION SWITCH
POSITION
CIRCUIT
OFF
M + G
ON
B + L
START
B + S + L
NON-REMOVABLE
CONNECTIONS
WIRING INSULATED CUPS
NOTE: IF WIRING INSULATED
CUPS WERE REMOVED FOR
SERVICING OF UNIT, THEY
SHOULD BE REPLACED TO
PROPERLY SECURE YOUR
WIRING
■—O
---- REMOVABLE
CONNECTIONS
NOTE
YOUR TRACTOR IS EQUIPPED WITH
A SPECIAL ALTERNATOR SYSTEM.
THE LIGHTS ARE NOT CONNECTED
TO THE BATTERY, BUT HAVE THEIR
OWN ELECTRICAL SOURCE.
BECAUSE OF THIS, THE BRIGHTNESS
OF THE LIGHTS WILL CHANGE WITH
ENGINE SPEED. AT IDLE THE LIGHTS
WILL DIM. AS THE ENGINE IS
SPEEDED UP, THE LIGHTS WILL
BECOME THEIR BRIGHTEST,
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