DISASSEMBLY AND ASSEMBLY
HYDRAMECHANICAL SHUTOFF CONTROL
a) remove hydramechanical shutoff control
Remove the bolts and remove actuator valve (1)
from the pressure control valve.
There is spring pressure on cover (2). To prevent
possible personal injury slowly release the bolts that
hold cover (2) until all the pressure is removed.
Remove the bolts and remove cover (2) from the
actuator valve body.
Remove springs (4), spacer (5) and valve
assemblies (3) from the valve body.
Remove tube assembly (7) from the shutoff
Remove pressure control valve (6) from the
Put identification marks on valve assemblies
(12) and (13) for assembly purposes. Remove
rack shutoff valve (12) and air inlet shutoff valve
(13) from the pressure control body assembly.
Remove three O-ring seals from each valve.
Remove plug (11) to remove pilot valve (10),
and spring (9) from the pressure control body
Remove manual shutoff valve (8) as a unit from
the pressure control body assembly.