USER INFORMATION

3

Figure 4 Typical Wiring on a Tractor Puller.

WARNING: Extremely high current and voltage is present on the Pro Mag Coil terminals and on

the Kill Switch Relay. Use extreme caution when working around the Coil and Relay.

BLACK

SLED

BREAK AWAY

SWITCH

TO

12 VOLTS

12V SOLENOID

NORMALLY CLOSED

IGNITION KILL

SWITCH ON DASH

GROUND

(CHASSIS)

BOTH SWITCHES HAVE TO BE

CLOSED TO START MOTOR.

IF EITHER SWITCH OPENS

THE MOTOR WILL STOP.

RED

*NOTE: THE SPACERS MUST BE INSTALLED

BETWEEN THE WIRE TERMINALS AND

RELAY HOUSING.

SPACERS*

TO COIL

TO COIL

TO PRO MAG

IGNITION

GROUND

JUMPER

WIRE

LOCK

WASHER

NUT

TRACTOR PULL

APPLICATIONS

NOTE: ONE KILL SWITCH

PER COIL.

KILL SWITCHES

12 and 20 Amp Pro Mags

Kill switches are supplied with the Electronic Points boxes for the 12 and 20 Amp Pro

MSD 44 Amp Pro Mags

MSD 44 Amp Pro Mags cannot be

used with a common mechanical On/

Off switch. A Kill Switch is available

through MSD, PN 8134. Jumper wires

across the coil terminals are required

when starting the engine (Figure 3).

Figure 3 44 Amp Kill Switch, PN 8134

Mags. Each Point Box requires a Kill

Switch. Never use one kill switch for

two Points boxes. This MSD Switch,

PN 8111, is the only Kill Switch rec-

ommended for use with the Pro Mag.