TM 9-6115-604-34
NAVFAC P8-633-34
(5)
Remove the capscrews (19) and lockwashers (2), and remove the water transfer tubes (17) from the
thermostat housing support. Discard the preformed packings (18).
NOTE
Two persons may be required to perform the following procedure.
(6)
Remove the support capscrews (5) and lockwashers (6), and remove the thermostat housing support (16)
from the cylinder block.
(7)
Remove the water transfer tubes (7 and 12) from the coolant passage openings in the rocker lever
housings and remove the preformed packings (8 and 11) from the water transfer tubes.
b.
Install.
(1)
Lubricate the preformed packings (8and 11) with dean engine lubricating oil, such as MIL-L-9000 or
equivalent, and install on the water transfer tubes (7 and 12).
(2)
Position the water transfer tubes (7 and 12) in the coolant passage openings in the rocker lever housings.
(3) See Table 2-2. Fabricate two guide studs to aid in installing the thermostat housing support (16) to the
cylinder block
NOTE
Two persons may be required to perform the following procedure.
(4)
Position the two guide studs fabricated in step (3), above, in the cylinder block, and install the thermostat
housing support (16) over the guide studs.
(5)
Install the support capscrews (5, Figure 7-3) and lockwashers (6), and Tighten the support capscrews
alternately and evenly to 250 to 270 pound-feet (339 to 366 newton-meters).
NOTE
Tighten the capscrews (1) to 30 to 35 pound-feet (41 to 47 newton-meters).
(6)
Install the water transfer tubes (17) in the thermostat housing support (16) with the preformed packings (18)
using the capscrews (19) and lockwashers (2).
NOTE
Tighten the capscrews (1) to 30 to 35 pound-feet (41 to 47 newton-meters).
(7)
Install the by-pass tube assembly (3) with the gasket (4) in the thermostat housing support (16), using the
capscrews (1) and lockwashers (2). Install the hose damp to secure the upper by-pass tube assembly (3)
to the hose on the lower by-pass tube assembly.
(8)
Install the water transfer tubes (17) to the aftercooler in accordance with paragraph 9-42.
(9)
Install the coolant temperature switch WT2, coolant temperature sender MT3, and the ether lockout
temperature switch S17 in accordance with the Operator and Organizational Maintenance Manual.
(10)
Install the thermostat housings and the fan hub and pulley assembly in accordance with the Operator and
Organizational Maintenance Manual.
7-9
