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© 2006 Alamo Industrial
Section 6 - 7
Axtreme Boom (Asy Man) 07/06
Figure 15
Motor Control Valve Block
Pump - Driveline - Hose Installation
The pump / motor control valve block, this
bolts to the right hand side of the pump (See
Figure 13, 14, 15 & 16). The pressure and return
hoses are connected to this valve block.
The Motor Control Valve Block is used to
control the on - off function of the mower head.
The control block diverts the hydraulic pressure
through a bypass by using an electric solenoid.
The Brake relief should be pre-set at 1875 psi
and is located on top of the control block, this is
a brake to stop the motor from turning when
mower is shut down. If the mower head does not
stop check this pressure setting.
The motor control block has the main relief
on it, this relief is set to 3000 psi (Max 3000 psi)
and should not be exceeded. If a problem in the
Oil Supply to Pump
(Back side Pump Not
Seen)
Oil Supply Return
Filter
Motor Control
Valve Block
Cylinder Circuit
Pressure Port
Motor Circuit
Pressure Port
Motor Circuit
Return Port
Cylinder Circuit
Return Port
Oil Supply Return
Valve to Filter Hose
Figure 16
system, this pressure should be tested using an appropriate pressure / flow meter. DO NOT do any adjusting or
modifications to the control block without the proper testing.