DISASSEMBLY AND ASSEMBLY
HYDRAMECHANICAL SHUTOFF CONTROL
Install O-ring seal (50) on adapter (48) and put
clean engine oil on it. Install spring (53), adapter
(48), nut (51) and knob (52) on manual shutoff
valve (49). Tighten the nut to hold the knob on
Install manual shutoff valve (49) as a unit in the
Put pressure control valve (55) and the gasket in
position on the shutoff control.
Install tube assembly (54) on the shutoff control.
Put four valve assemblies (56), three springs
(57) and spacer (60) in position in the actuator
valve body. Install gasket (58), cover (59) and
the bolts to hold the valves, the springs and
spacer in position.
Put the gasket, actuator valve (61) and the bolts
in position on the pressure control valve.
Tighten the bolts to hold the actuator valve and
the pressure control to the shutoff control.
See CATERPILLAR FUEL INJECTION TEST
BENCH, Form No. SEHS7465 Section IV, X for
hydramechanical shutoff control after assembly.
install hydramechanical shutoff control.