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 TM 55-4920-405-13&P
(a) Install a new governor gasket.
(b) Install sensor in the hydraulic
(b) Hold the governor so as to relieve the
manifold.
weight, and attach it to the engine
front plate with four screws and lock-
Engine.
c.
washers.
(c) Connect the tachometer cable to the
(1)
Engine Oil Pressure Gage. To install
tachometer adapter.
ENGINE OIL PRESSURE gage (2, figure
(d) Attach the control rod to the control
lever. Install the washer and cotter
pin on the end of the control rod.
(a) Position the gage in the proper open-
(e) Connect the governor oil line.
ing on the control panel. Install the
(f) Hook the governor control spring in
u-clamp behind the gage.
hole number 9 on the control lever.
(b) Connect the tubing to the rear of the
(g) Adjust the governor using the instruc-
gage.
tions in paragraph 4-7.
Fuel Tank. To install fuel tank (19, fig-
(2)
(7)
Carburetor. To install carburetor (11,
NOTE
(a) Install a new carburetor gasket.
(b) Position the carb ureter, and attach
The fuel tank must be installed before you
it with two bolts and lockwashers.
install the hydraulic pump or other hy-
(c) Connect the fuel line to the carburetor.
draulic components.
(d) Connect the choke and throttle control
cables.
(a) Install the fuel tank on the test stand
(e) Adjust the carburetor using the in-
frame with four bolts and nuts.
structions in paragraph 4-7.
(b) Connect the fuel line to the fuel tank.
(c) Connect the fuel level indicator.
(8) Fuel Pump. To install fuel pump (5, fig-
( 3 ) Crankcase Assembly. To install crank-
case assembly (22, figure 4-8), proceed
(a) Install a new fuel pump gasket on the
as follows:
fuel pump adapter.
(b) Attach the fuel pump to the fuel pump
(a) Position the crankcase assembly on
adapter with the two mounting screws
the test stand frame.
and lockwashers.
(b) Install and tighten the engine mounting
(c) Connect the outlet fuel line to the fuel
bolts.
pump.
( 4 ) Cylinder Block. To install cylinder blocks
(9) Fuel Strainer. To install fuel strainer (6,
(5, figure 4-8), proceed as follows:
(a) Install new cylinder block gaskets on
(a) Install and tighten the brass pipe
the crankcase assembly.
nipple on the fuel pump.
(b) Position each cylinder block over the
(b) Thread the fuel strainer housing onto
studs on the crankcase assembly,
the brass pipe nipple.
(c) Install the attaching nuts and lock-
(c) Position the screen, a new gasket,
washers on the studs. Tighten the
and the bowl of the fuel strainer on the
nuts.
fuel strainer housing, and swing the
(d) Adjust the valve tappets in the cylinder
wire bail down to hold these parts.
block using the procedures of para-
Tighten the knurled nut at the bottom
graph 4-7.
of the fuel strainer.
(d) Connect the fuel inlet line to the fuel
(5) Cylinder Head. To install a cylinder head
strainer.
(3, figure 4-8), proceed as follows:
(10) Oil Filter. To install oil filter cartridge
(a) Install a new cylinder head gasket on
(7. figure 4-8), screw it into oil filter base
the cylinder block.
assembly (8) hand tight.
(b) Position the cylinder head on the
(11) Engine Gear Cover. To install engine
cylinder block.
gear cover (10, figure 4-8), proceed as
(c) Install the head bolts and washers.
follows:
Torque the bolts to 25 to 32 foot-
pounds, Recheck this bolt torque
after the engine has been completely
(a) Install a new gear cover gasket.
(b) Install the engine gear cover on the
assembled and warmed up.
engine using the gear cover screws
and lockwashers. Tighten the screws
(6)
Governor. To install governor (23, figure
to a torque of 14 to 18 foot-pounds.
4-42
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