numbers are listed consecutively and indicate the
sequence of minimum requirements. Refer to table
onto generator set radiator grille and secure with
4-7 for checks and
(2) Connect wiring harness leads to load ter-
also contains a tabulated listing of preventive main-
minal board assembly load measuring unit and tacti-
tenance checks and services which shall be perform-
ed by organizational maintenance personnel at
monthly and semi-annual intervals. The item num-
bers are listed consecutively and indicate the se-
operate the load bank to see if it is functional.
quence of minimum requirements. Refer to table 4-7
for checks and services.
contains a list
of malfunctions which
are useful in diagnosing and correcting unsatisfact-
Do not attempt to remove load bank while
ory operation or failure of the load bank. Each
generator set is operating. Serious elec-
malfunction is followed by an alphabetical listing of
trical shock or death by electrocution
probable causes. The corresponding alphabetical
may result from failure to observe this
listing of corrective actions contain references to
the applicable maintenance paragraphs for correcting
the malfunction. The table lists only those mal-
(a) Disconnect load bank wiring harness
functions whose causes and corrective actions are
from generator set load terminal board load measur-
within the scope of organizational maintenance. Any
ing unit and tactical relay assembly.
malfunction whose corrective action is beyond the
scope of organizational maintenance shall be report-
(b) Remove screws (figure 4-11) and lock-
ed to higher level maintenance.
washers to remove load bank assembly.
(2) Installation. Install load bank as outlined
OPERATOR MAINTENANCE INSPECTION
OF LOAD BANK.
a . Visually inspect wiring harness assembly
PREVENTIVE MAINTENANCE CHECKS AND
support clamps and connections or other damage.
a . G e n e r a l . To insure that the load bank is
ready for operation at all times, it must be syste-
b . Visually inspect voltage selector connectors
matically inspected in order that defects be dis-
4-12) for freedom
of movement between positions,
covered and corrected before serious damage or
failure of the equipment results. Defects discovered
insecure mounting, loose connections, loose or
during operation shall be noted for correction to be
broken control knobs and other damage.
made as soon as operation has ceased. Operation
shall be terminated immediately if a defect which
ORGANIZATIONAL MAINTENANCE OF
could cause damage to the equipment is noted. All
defects and short comings shall be recorded, to-
gether with the corrective action taken, on the
a. T r a n s f o r m e r s . Visually inspect transform-
ers for corrosion, frayed wires, signs of overheating,
applicable forms at the earliest opportunity. Army
and Navy users shall accomplish the preventive
discoloration, and other damage.
maintenance checks and services listed and describ-
ed in subparagraph b. below. Air Force users shall
Voltage Selector Connectors.
refer to the applicable inspection manuals and work
card set in the T.O. 35C2-3 Series for periodic re-
quirements and table 4-7 for detailed procedures.
Marine Corps users shall refer to the current issue
of TM 11275/1.
and remove load bank assembly from generator set.
b. Preventive Maintenance Checks and Services
(Army and Navy).
screws (2) and pull voltage selector connectors (3)
out from load bank.
( 1 ) Operator. Table 4-7 contains a tabu-
(c) Tag electrical leads and unsolder
lated listing of preventive maintenance checks and
connections to connector.
services which shall be performed before, during,
(d) Do not remove screw and captive
and after operation and the weekly checks and ser-
washer assembly (4) and protective cap (5) unless in-
vices to be performed by the operator. The item
spection reveals damage.