Danfoss 51 Series Manual de serviço - Página 10
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Service
Manual
Series 51-1
Controls
81
,B.2,B7,El,EZ,El,FI,
F2, N1,
T1,T2,T7,TA,TH,p7,pg
T1
,T2,T7,T
A,
TH Pressure
Compensator
(PC)
controls
Schematic diagrams
-
Tl
/72/f7
Schematic
diagrams-TH
(R5
shown)
Adjustment
$
warning
T1t2t7
C2
Do
not
perform tlris prccedure
unless
the
machine
can be safely
operaied
wfiile
loading
the
motor shaft
as
described. lf
trecessary,
remove
the
motor frorn the application and perform this procedure
in
an
a
ppropriate test
stand.
PC
start
pressure
The
pressure
compensator start
pressure
setting
is
adjustable
in
a
range
from
1
10
to
370
bar [15g5
to
5366 psil. To measure
the start
pressure
setting:
.
applythe
vehicle's
brakes
to
lock
the
motor
shaft
from turning
or
.
add
an
elrtreme
load
to
the workfunction
of
the
machine.
To
check
or
reset the
pressure compensator
setting
on
a
vehicre:
t.
lnstall
a
600 bar [10,000 psi]
gauge at
port
M4
to monitor
pressure at
the rod end (maximum
displacement)
of
the servo piston.
Due
to the controf's
configuration the
pressure
at
M4
will
equal
the
system pressure.
2,
Install
a
600 bar [10,000 psi]
gauge at
port
M3
to monitor
pressure at
the piston end (minimum
displacement)of the
servo
piston.
|
1009443
.
Rev BA
. February
201 5