TM 10-4320-315-24
2-42. MAINTENANCE OF COOLING BLOWER ASSEMBLY
This task covers:
a.
Remove
c.
Inspect
e.
Assembly
b.
Disassembly
d.
Repair
f.
Install
INITIAL SETUP
Tools
Equipment Conditions
General Mechanics Tool Kit
Pumping assembly is shutdown (refer to TM 10-4320-
(Item 1, Appendix B)
315-10).
Torque Wrench,
V-belt is removed (para. 2-41).
(Item 2, Appendix B)
Materials/Parts
Grease, General Purpose
(Item 8, Appendix C)
a.
REMOVE. (Figure 2-29)
(1)
Unlatch and remove the removable air cowling (1).
(2)
Remove nuts (2), flat washers (3), hex bolts (4), and the air feed (5).
(3)
Remove sealing gasket (6) from air feed (5).
(4)
Remove the hex bolts (7) and flat washers (8) holding cooling blower (9) to front cover (25) of engine.
(5)
Remove cooling blower (9).
b.
DISASSEMBLY.
(1)
Remove hex bolts (10), flat washers (11), pipe clamps (12), sealing section (13), and sealing brush (14).
(2)
Remove nut (15) and pulley bolt (16) from pulley (17). Remove pulley.
(3)
Remove impeller (18).
(4)
Remove impeller shaft (19).
(5)
Remove circlip (20).
(6)
Remove bearings (21 and 22) and spacer sleeve (23).
c.
INSPECT
Inspect all components for cracks, chips, burrs, and other visible damage. Replace damaged components.
d.
REPAIR.
Repair is accomplished by replacement of parts.
2-77
