T O 35C2-3-442-2
a. Each stud is numbered, note number-
6-144. LOAD CONTACTOR.
ing sequence prior to removal to insure
6-145. ON EQUIPMENT TEST.
Cleaning Solvents are flammable and
a. Symptom and Isolation of Malfunc-
moderately toxic to skin, eyes and
tion. A malfunction of the load contactor
respiratory tract. Eye and skin
is usually indicated by the load contactor
protection required. Good general
ventilation is normally adequate.
within normal parameters or the contactor
6-140. CLEANING. Clean parts in an
will not close to apply power to the load.
approved cleaning solvent and dry
a. Inspect threads for damage.
b. Inspect terminal board and bus bars
for cracks, warping, and burnt spots.
Test should be accomplished with
c. Inspect for broken electrical leads
(due to missing flat washers). Caused by
lock washers cuting into leads without flat
1. Remove protective cover (3,
6-142. REASSEMBLY. Refer to figure
6-37 and reassemble reconnection board
ass embly in the reverse order of index
numbers assigned. Pay particular attention
2. Disconnect electrical connector
to the following.
from load contactor connector J41. Connect
a. Make sure studs are installed in
connector P41. Refer 1-2 or 1-3.
3. Energize DC control circuit
6-143. INSTALLATION. Refer to figure
breaker, position start-run-stop switch to
6-36 and install reconnection board assem-
RUN, and position battle short switch to
bly as follows:
a. Connect bus bars (12), electrical
leads (11), washers (10) and nuts (9) to re-
4. Position ac load contactor
connection board assembly (13) studs.
approximately 24 VDC. If voltage is pres-
b. Position reconnection board assem-
bly (13), support bracket (8) and brackets
tween contactor connector J41 pins A and
(7 and 6) into mounting position on genera-
tor, and secure with screws (4 and 28),
place defective contactor. If voltage is not
nuts (5), lock washers (29) and washers (30).
present, check wiring back to its source
and correct malfunction.
c. Install protective cover (3) and se-
cure by tightening studs.