TM 5-3810-206-35
KEY to fig. 3-32:
1
Bolt (4 rqr)
6
Washer
11
Body
16
Drain cock
2
Lockwasher (4 rqr)
7
Key
12
Plug
17
Impeller
3
Cover
8
Wire
13
Front blower
4
Packing
9
Capscrew (4 rqr)
14
Blower shaft
5
Nut
10
Flatwasher ( 4 rqr)
15
Seal
Figure 3-32. Water pump, explored view.
Inspect pulley grooves, bearings, spacer, and rings for
(8) Press seal (15) from body (11), and remove
wear or damage.
Inspect machine surfaces for
drain cock (16) and plug (12) from body (11).
scratches or other damage. Inspect fan blades for
(9) Install water pump by reversing procedures
damage, and mounting hardware for burs or stripped
in steps (1) through (8) above.
threads.
b. Cleaning, Inspection, and Repair.
(3) Repair by replaci ng defective components or
(1) Clean all corrosion from impeller and drain
mounting hardware.
cock, then clean and dry all parts thoroughly before
inspection or installation.
(2) Inspect for cracks or breaks in cover or
3-25. Water Pump for Engine 687C-18-ES
housing, defective seal or packing, washers for bends or
a. Removal and Installation.
other deformation, and mounting hardware for burs or
(1) Drain coolant system and remove coolant
other defect.
hose from water pump (TM 5-3810-206-12).
(3) Repair by replacing defective components or
(2) Remove four bolts (1, fig. 3-32), lock-
mounting hardware.
washers (2), and cover (3) from body (11).
(3) Remove packing (4) from cover (3).
3-26. Water Pump for Engine Model D333TA
(4) Remove nut (5) and washer (6) from blower
shaft (14).
a. Removal and Installation.
(5) Remove impeller (17) from shaft (14). Use
(1) Drain cooling system (TM 5-3810 -206-12).
special puller (table 2-1).
(2) Remove alternator and bracket (TM 5-3810-
(6) Remove key (7) from shaft (14).
206-12).
(7) Remove wire (8), four capscrews (9),
washers (10), and pump body (11) from blower.
3-40
