Installing Output Cables - Hobart 6921 Series Operation And Maintenance Manual

OM-2040 / Operation and Maintenance Manual
90D20 / Generator Sets
c. Installing Output Cables
Units are generally shipped without generator set-to-aircraft cables.
(1) Three-phase, AC output cable assembly installation.
The AC output terminal panel is located on the left side, below the generator control box. (See
Fig. 2) .
a. Open left front canopy door and loosen cable clamp screws at cable horn.
b. Route cables through cable horn and clamp and upward to terminal board.
NOTE: Conductor size recommended for AC output is 2/0. Use No. 12 size for control (E and F
terminals).
Large cables (A, B, C, N) should be equipped with terminals having at least a 3/8-inch
diameter mounting hole. Mounting hole in small leads (E and F) should be at least 1/4 inch
diameter.
c. Each terminal stud is identified by an identification plate. Each cable should be identified by a
band-type marker. Connect cable "A" to "A", "B" to "B", etc. Tighten terminal nuts securely.
Connect small plug interlock lead "E" or "F" to terminal "E" or "F" respectively.
d. Tighten clamp screws securely, but avoid damage to cable insulation.
Chapter 1-2
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Engine Oil Gage Rod and Filler Cap
Figure 1
February 28/94 Revised