2013/05/03 Caterpillar

Engine:

C175-16 (S/N: M6B1-UP; P6L1-UP)

Description of Change: A new water in fuel amplifier is now used to help the primary fuel filter properly output a signal when water is in the fuel.

Adaptable To: Engines equipped with Generator Monitoring System) GMS 3.0 panel:

• Use a new 422-8823 Amplifier As that is incorporated into the panel.

Engines equipped with (Marine Panel Display) MPD 3.0 panel:

• Use a new 422-7142 Electronic Panel Gp containing the new 422-8823 Amplifier As .

Illustration 1	g03377375

The new parts required for GMS 3.0 installation are listed in Table 1and is adaptable back to the first production engine.

Table 1

Qty	New Parts
1	204-5593 Relay
1	422-8823 Amplifier As
2	6V-2410 Washer Head Screw

The new parts required for MPD 3.0 installation are listed in Table 2and is adaptable back to the first production engine.

Table 2

Qty	New Parts
1	422-7142 Electronic Panel Gp
1	422-8822 Wiring Harness

The effective serial numbers are listed in Table 3.

Table 3

Effective Serial Numbers

S/N:M6B01002

S/N:P6L01023