NEVER OPERATE THE GENERATOR SET UNTIL IT HAS BEEN
ELECTRICAL DEFECTS IN THE
LOAD LINES OR EQUIPMENT CAN CAUSE DEATH BY
ELECTROCUTION WHEN CONTACT IS MADE WITH AN
(1) The generator set must be grounded prior to operation. The
ground may be any of the following three methods, depending on the
location and terrain:
o A ground rod driven to depth of 8 feet.
o An underground metallic water piping system.
o A metal plate (9 square feet) buried at a depth of 4
(2) The ground lead must be number 6 AWG copper wire bolted or
clamped to the rod, plate, or piping system.
(3) Connect the other end of the ground lead to the generator
set ground stud.
c. Preparation for starting.
(1) Remove the canvas tarpaulin and racks.
(2) Open the trailer tailgate and remove all loose auxiliary
items and anything else that might block the free circulation of air
through the trailer and around the generator sets.
AIR MUST CIRCULATE FREELY AROUND THE GENERATOR
SETS AT ALL TIMES DURING OPERATION.
VENTILATION IS A MAJOR CAUSE OF DAMAGE TO THE
(3) Be sure the transfer switch load cables are connected to
the generator sets. (See Figure 5.)
(See Figure 6.)
NEVER OPERATE THE GENERATOR SET IN AN ENCLOSED
AREA UNLESS THE EXHAUST GASES ARE PIPED TO THE
OUTSIDE. INHALATION OF EXHAUST FUMES WILL RESULT
IN SERIOUS ILLNESS OR DEATH.