A New Wiring Harness Is Used on Certain 3512 HD Dynamic Gas Blending Engines {1403} Caterpillar


A New Wiring Harness Is Used on Certain 3512 HD Dynamic Gas Blending Engines {1403}

Usage:

3512C R1S
Petroleum Engine
3512C (S/N: WF51-UP)
3512C PETROLEUM (S/N: R1S1-UP)

Description Of Change: The new wiring harness wires the air shutoff proximity sensors into a series circuit.

Adaptable To: The new 479-6004 Sensor Harness As is adaptable to the above engines back to first production.

This change is effective for the serial numbers listed in Table 1.

Table 1
Effective Serial Numbers 
S/N:R1S01609-UP 
S/N:WF500898-UP 


Illustration 1g06014120
Right-hand side of engine
(1) 479-6004 Sensor Harness As


Illustration 2g06014128
Left-hand side of engine
(1) 479-6004 Sensor Harness As

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