Grounding of Generator Set

TM 9-6115-661-13&P

Drive ground rod into ground until coupling is just above surface.

Remove slide hammer assembly and install another section of ground rod (7).

Install another coupling (10) and the slide hammer assembly. Drive ground rod down until new

coupling is just above ground surface.

Repeat steps e and f until ground rod has been driven eight feet or deeper, providing an effective

ground.

Connect clamp (9) and ground cable (8) to ground rod (7) and tighten clamp screw.

Connect ground cable (8, figure 2-7) to trailer as follows.

NOTE

Ground terminal on high mobility trailer is different than one used on other trailers.

(1) If the high mobility trailer (PU-801A) is being used, perform steps (5) through (7). Otherwise

perform steps (2) through (4) and step (7).

(2) Remove and retain wing nut (4, figure 2-6) and washers (3) from trailer ground stud (1) and install

ground cable terminal (2) to ground stud (1)

(3) Install washers (3) on ground stud (1).

(4) Install wing nut (4) on the ground stud (1) and tighten.

(5) Loosen nut (7) on high mobility trailer ground terminal (9).

NOTE

Ground terminal will have two cables in slot after the following step is performed.

(6) Insert wire (8) through slot of ground terminal (9) making sure that the ground wire from the

generator remains in the slot.

(7) Insert ground cable end into ground cable clamp (5) and tighten clamp screw (6).

j. Disassemble slide hammer as follows:

(1) Remove nut (6, figure 2-7) from end of rod (4) and retain.

(2) Remove hammer (5) from rod (4) and thread nut (6) on end of rod to prevent loss.

(3) Store hammer (5) and rod (4) with assembled parts in accessory box.

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