|
| |
TM 5-4320-228-13&P
(7) Disassemble pump in numerical sequence as shown in
figure 4-6.
NOTE
Be careful when removing impeller (13) so as not
to damage vanes.
b.
Cleaning and Inspection.
Drycleaning solvent, P-D-680, used to clean parts
is potentially dangerous to personnel and property.
Avoid inhalation of fumes and repeated or prolonged
skin exposure.
Wash exposed skin thoroughly with
soap and water.
Use in well ventilated area away
from open flame or excessive heat.
Flash point is
100°F (38° C).
(1) Clean all parts with approved cleaning solvent and dry
thoroughly.
(2) Inspect housings, impeller, wear plate, seals, bearings,
and shaft, and shaft coupling for cracks, breaks, wear, leaky seals,
burned bearings, and other damage.
(3) Repair cracks and breaks in housings using approved arc
welding methods, provided repair does not upset critical pump
tolerances.
(4) Replace all damaged or defective parts.
c.
Installation.
(1) Refer to figure 4-6, reassemble pump in reverse
sequence.
(2) Torque screw self-sealing (20) to 32 - 35 ft. lbs.
(3) Install shims (14) as needed to provide .010 to .015
inch clearance between impeller (13) and wear plate (16).
(4) Align coupling halves (1, figure 4-7) and spider (2) by
reaching through holes in pump bearing housing (3).
4-14
|
