COMPONENT ORIENTATION CORRECT WHEN …

← Back to document page

DEAFRelayLUCASModel RB108LUCASCOIL12V1342OPSUPPLYSTARTER MOTORLUCAS 25079JGENERATORLUCAS 22703H 12VIGNITION KEY SWITCHON / OFFBATTERY80Ah12VPOSITIVE EARTHGrounded to chassisat oil filler castingCHARGE INDICATOR12 V INCANDESCENTSTART SWITCH(momentary)activated by gear-stickChassis ground to switch mount nutDISTRIBUTORFiring seq 1-3-4-2(Cylinder #1 at front of motor)Wiring diagram forFERGUSON TEA20 TRACTORSerial # TEA477296 (1955)Petrol 4 cylinder (Standard engine)12v Positive earth system 2004 Adrian Redmond / -Auxiliary equipment such as headlights, taillights, reversing/work-lamp, horn etc. are not shown, but would be wired as for negative earth, between chassis/battery +ve terminal (earth) and either starterswitch -ve input (independent of ignition key), or via a relay fed from starter switch -ve terminal but switched via output of ignition key switch (dependent on ignition switch).

d e a f relay lucas model rb108 lucas coil 12v 1 3 4 2 op supply starter motor lucas 25079j generator lucas 22703h 12v ignition key switch on / off battery 80ah 12v

  Component, Correct, Orientation, When, Component orientation correct when