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Pump - driveline - hose installation, Motor control valve block, Figure 15 – Alamo Axtreme 02984405 User Manual

Page 55: Figure 16

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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.