Ground Rod/Strap

TM 55-4920-438-13&P

3-15. Ground Rod/Strap - Inspect

3-15

This task covers: Inspection of ground rod and strap

INITIAL SETUP

Tools:

Tool kit, Electrical Repairer, Army Aircraft NSN 5180-00-323-4915

Multimeter

Personnel Required:

68F Aircraft Electrician

Reference Information:

TM 55-1500-204-25/1

TC 11-6

INSPECTION

HIGH VOLTAGE exists in the electrical system of this shop. All electrical inspections, repairs or

replacements shall be performed with the power OFF and only by qualified electricians. Serious

shock hazards exist which could result in serious injury or death to personnel.

1. Check ground rod.

a. Ensure ground rod (1) is firmly driven into ground.

b. Ensure that clamp (2) and screw (3) are securely

fastened.

c. Ensure there is no sign of oxidation around clamp (2)

or screw (3).

d. Check that ground strap (4) is not frayed or broken.

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