Barko 830B, Руководство по обслуживанию

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60-44 ®
SERVICE- SERIES 45 HYD PUMP
(continued...)
P108 668E
G020
G030
C200
C102
C103
C132
C112
C104
C300
C125
C155
C150
C149
C154
C152
C151
C113
C115
C133
C135
C114
C118
C134
C138A
C138
C153
3.3.3 Reassembly
5.
7.
6.
3.
8.
1.
2.
4.
Install the PC spool (C132) , spherical end first, into the PC bore. Using a new O-ring (C103A) ,
install the plug (C103) . Torque the plug (C103) to 12 N•m [9 lbf•ft] .
Place the two PC springs (C134, C135) onto the spring guide (C133) and install into the PC bore.
Place a new
O-ring (C138A)
onto the PC adjusting screw and thread it into the PC bore until flush,
then make another full turn. Install and torque the PC set screw (C102) to 9 N•m [7 lbf•ft] .
Ÿ
For PC only controls, skip steps 3 through 5.
Using a new
O-ring (C104A)
, install the
plug (C104)
. Torque the plug to
12 N•m [9 lbf•ft]
.
Place the two LS springs (C114, C115) onto the spring guide (C113) and install into the LS bore.
Place a new O-ring (C118A) and back-up rings (C118B) onto the LS adjusting screw and thread it
into the LS bore until flush, then make another full turn. Install and torque the LS set screw (C102)
to 9 N•m [7 lbf•ft] .
Install the control assembly onto the endcap using the 4 screws (C300) . Torque the screws to 6
N•m [5 lbf•ft] . Torque screws in a criss-cross pattern and re-torque the first screw to ensure proper
torque retention.
Using petroleum jelly to retain them, install 4 new interface
O-rings (C200)
in the recesses on the
control housing.
Install the LS spool (C112) , spherical end first, into the LS bore. Using a new O-ring (C105A or
C106A)
, install the plug (C105 or C106). Torque the
plug (C105 or C106)
to
12 N•m [9 lbf•ft]
.
Check and adjust the control setting. See
Chapter 20 Hydraulics
in this manual for pump settings.
3.3 Electric Controls (Fig-5)
7.
1.
4.
5.
6.
2.
3. Remove set screws (C102) , PC adjusting
plug (C138) with O-ring (C138A) , springs
(C134, C135) , and seat (C133) . Discard the
O-ring if it is damaged.
Remove plug (G030) , and orifice (G020) .
Ÿ
Note orientation of the spool for
reassembly.
Remove plug (C104) , and spool (C112) .
Remove four screws (C300) .
Remove the control and discard the four
O-
rings (C200) .
Remove plug (C103) . Remove PC spool
(C132)
.
Remove LS adjusting plug (C118) , springs
(C114, C115)
, and
seat (C113)
.
Ÿ
Note the orientation of the spool for
reassembly.
3.3.1 Disassembly
Fig-5
06/05/2019
Updated
SERVICE