EMD GP7 - herbertanglikers-modelleisenbahnen

EMD GP7

The EMD GP7 is a four-axle (B-B) road switcher diesel-electric locomotive built by General Motors Electro-Motive Division and General Motors Diesel between October 1949 and May 1954. Power was provided by an EMD 567B 16-cylinder engine which generated 1,500 horsepower (1,119 kW).

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AZL EMD GP7

The AZL EMD GP9 comes with two pilots for prototypical appearance. The lead engine of the three engines gets the pilot. The coupler of the front truck is removed and the pilot installed. This is best done after the shell has been removed.

Removing the shell

In the case of one of the three engine the shell was to tight. Therefore, the two tank halves were removed. Be careful not to damage the hinges, they are are not flexible.

AZL Shell Remove - GP7 and SD70 Locomotive Series (PDF)

left: sunny white LED's; right: original yellow LED's

Replacing the LED's

The yellow LED's were replaced by sunny white (warmweiss) LED's which give a more natural light.

left: sunny white LED's; right: original yellow LED's

above: original board with original LED
below: TCS decoder and sunny white LED

Digitalizing

The GP7 was digitalized with the TCS Z2 decoder.