Barko 830B, Руководство по обслуживанию

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65-19 ®
SERVICE- H1B HYD MOTOR
(continued...)
5 (4X)
6 mm
37 Nm
[27 lbf•ft]
1
Proportional
control
2
3
4
Fig-8
3.2 Hydraulic Proportional Control Module (Fig-8)
3.2.1 Removal
2.
1.
3.
Remove control (1) from motor. Remove
and discard gasket (4).
Remove four cap screws (5). Refer to table
for wrench sizes.
Proportional control only - using a magnet,
remove spring seat (2) and spring (3).
3.2.2 Inspection
Clean and inspect the machined surfaces on
the control and the endcap. If you find any nicks
or scratches, replace control or endcap. Inspect
valve spool, washer, and spring. Replace if
necessary.
3.2.1 Assembly
1.
2.
3.
Lubricate and install spring (3) and spring
seat (2) into servo.
Install a new gasket (4). Position control on
motor.
Install four cap screws (5). Torque (5) to 37
N•m [27 lbf•ft] for Proportional Control.
(Torque (2) to 115 Nm [85 lbf•ft] for 2-
Position Control.)
06/05/2019
Updated
SERVICE