TM 5-6115-465-12
TO 35C2-3-446-1
NAVFAC P-8-625-12
TM 06858B/06859D-12
NOTE
(b) Visually inspect circuit breaker for
cracks, corrosion, stripped or damaged threads and
Note position of brushes as they are
evidence of shorting or other damage.
removed to facilitate installation
( 3 ) Testing.
(a) Remove brush retainer caps,
springs, and brushes from pump assembly motor.
(a) Connect an ohmmeter or similar
device across circuit breaker terminals.
(b) Measure brush length. Brushes
shall be replaced if length is 3/16 inch or less.
(b) Pull out circuit breaker button and
check ohmmeter indication. Ohmmeter shall indi-
(c) Install brushes, springs, and brush
cate open circuit.
retainer caps.
(c) Depress circuit breaker button and
(2) Cleaning and Inspection.
check ohmmeter indication. Ohmmeter shall indi-
(a) Clean coolant pump and motor as-
sembly with an approved solvent and dry with filter-
(d) Replace circuit breaker if the
ed compressed air.
(b) Visually inspect motor for cracks,
(4) Installation. Install circuit breaker in
corrosion, evidence of shorting and other damage.
reverse order of removal procedures.
(c) Visually inspect pump for cracks,
c.
Fuse Holder Assembly.
corrosion, and other damage.
(1) Removal.
( 3 ) Testing.
(a) Tag and disconnect electrical leads
(a) Check that three-way valve (47,
to fuse holder assembly.
(b) Remove fuse holder cap (14, figure
(b) Disconnect coolant hose assembly
(67) from elbow (57) in three-way valve and position
to drain into a three gallon container.
(c) Remove nut (16) and tooth lock-
washer (17) to remove fuse holder (18).
(2) Cleaning, Inspection, and Repair.
in the ON position.
(a) Clean fuse holder assembly parts
with a clean, lint-free cloth lightly moistened with
(e) Note time required to fill container.
an approved solvent.
Time shall be approximately three minutes.
(b) Visually inspect fuse holder and
(f) Place ON-OFF switch in the OFF
fuse holder caps for cracks, corrosion, and stripped
position and reconnect coolant hose assembly.
or otherwise damaged threads.
(c) Inspect fuse for cracked or broken
(g) Replace pump and motor assembly if
it fails to function properly.
glass, corrosion, and melted conductor.
(d) Use an ohmmeter to check fuse for
continuity.
(i) Install coolant hoses and service
(e) Replace damaged or defective parts.
(3) Installation. Install fuse holder assem-
properly.
bly in reverse order of removal instructions.
f. Thermostat Switch.
d. ON-OFF Switch. Visually inspect ON-OFF
(1) Removal.
electrical connections, cracks, corrosion and other
damage.
the radiator.
e.
Coolant Pump and Motor Assembly.
(b) Tag and disconnect electrical leads
(1) Motor Brushes Replacement.
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