MAKING
MODERN
LIVING POSSIBLE
Service
Manual
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Motors
Property of American Airlines
powersolutions.danfoss.com
I
lbil
Service
Manual Series 5t and
Pressure measurements
Gauge information
M3
M4
M5
pressure
Servo
Servo supply
Servo supply
minimum
pressure
pressure
angle
maximum
51-1 Motors
angle
Service Manual
600 bar
fi
9/16-18
O-ring
bar
600
[10,000
9/16-18 O-ring fitting
bar
600
[10,000
9/16-18
O-ring fitting
0,000
psil
fitting
psi]
psi]
Series 51-I
motors
Side
port
Guage
port
pressure
Sysem
Ml
port
M2
B
Gauge information
M1
Property of American Airlines
pressure
System
pressure
System
Guage
port
A
t f008567. Rev
port
BA
A+B
M1+M2
.
June 2014
600 bar
9/16-18
psi]
[10,000
O-ring fitting
Main
port
B
Service
Manual
Series
51
and
5l-1 Motors
Service
Manual
Initial
startup
Procedure
procedures
Always
follow
restarting
,&
Tlris
rJisconnectinq
bystanders.
1. Before
2.
3. Fillthe
4. Fill
5.
6. Make
7.
an
warnimg
service
r:rocedure
Take
installing
handling.
Make
certain all
are
clean
reservoir
filter
into
unexpected
the inlet
Check inlet
sure
Fillthe
motor
oil into
the upper
procedure
this
installation
may require
work
function,
necessary
the
the motor
system
before
filling with
with recommended
the reservoir.
vehicle/mach
line leading
properly
line for
inlet
the
line
and/or
case
when
in
which
and so
safety
and/or
components
fluid.
Using
contaminated
ine
movement.
from
the reservoir
tightened fittings
is
free
pump
housing
port.
drain
starting-up
eitherthe
disabiing
of restrictions
pump
the vehicle
forth) v,rhile
grrecautions.
pump,
(reservoir,
hydraulic
with
clean hydraulic
a new
or
performing,
inspect
hoses,
fluid. Filter
fluid may
to
the
and
Series
motor
rnachine
/
the
units for
valves,
damage
pump.
air leaks.
51 or
Series 51-1 installation
has
been removed.
(raising
prevent
to
using
fluid before
injury
damage incurred
fittings,
heat
a 10 micron
components
start
the rarheels
to
the teclrnician
during
exchanger,
(nominal,
which
up. Fill
cf"f
may
by
pouring
when
or
ground,
the
shipping
and
so forth)
no bypass)
result
anil
and
in
filtered
i&
caution
itlever
start
fh-rid.
8.
lnstall
a G60 bar
monitor
9. Disconnect
connections
remains
10.
Use
a common
pressure
1 1.
Enable prime
pressure
warning
"&
Do
not
necessary precautions
initiai
Property of American Airlines
12.
start-up.
lf
necessary,
port.
Once
charge
Charge
and
determine
the
the charge
any
for
in
its neutral
starts
to
mover.
is
established.
start the
bleed excess
pressure
pressure
cause.
prime
mover
[0-1000
external
EDC)
method
prime
should be
psil pressure
pressure
control
from the
position.
to disable
rise.
Start
the
mover
prevent
to
air from
is
established,
See Troubleshootino
unless
the
during
start-up.
input
pump
the
prime
mover
unless
the
machine
the high
increase
as indicated
motor and
gauge
signal
control
prime
and run
pump
movement
pressure
in
the
on
in
the
(linkage
until
mover.
is in
speed
pump
page
pump
are filled
pressure
charge
for
MDC, hydraulic
after
initial
(slowly
Jog
at
the lowest
position
neutral
in
case
lines through
to normal
model
code.
29.
cornpletely
gauge
lines for
start-up. This
prime
rotate)
possible
{swash
pump
is actuated
the high
operating
lf charge
port
ensures
speed
plaie
pressure
speed.
pressure
with
clean hyclraulic
of
the
HDC,
that the
mover
until charge
at
0" anqle). Take
in
stroke durinq
pump
or electrical
pump
until charge
gauge
sysrem
is low,
shut
to
down
1.,-
Low
1 1008567
C*uti*n
charge
.
Rev
pressure
.
BA
June
may affect
2014
the operators
ability
to controlthe
machine.
27
''*ft"nre#&d
.d!/-Yry*
service
Initial
Manual
startup
procedures
series
51 and
13,
shut down the
14.
Connect the
15. Reconnectthemachinefunction
16.
Start the
17. che.kfol
charge
18.
Continue
19.
Shut
20, Remove
21.
Plug
the
22.
Check reservoir
23,
Add
filtered
The
motor
prime
forward
pressure
to cycle
prime
down
gauges.
gauge ports.
fluid
transmission
/
5l-l
Motors
prlme
mover.
external control
mover, checking
reverse
and
may
decrease
slowly
between
mover.
level.
to the reservoir,
is now
service
ready
Manual
input slgnal.
if disconnected
to ensure
machine
slightly
during forward
forward
if
needed.
for
operation.
pump
the
operation,
and reverse
earlier.
remains In
with
prime
the
or reverse
for at
least five
neutral.
mover
operation.
minutes.
at nomal
operating
speed,
Property of American Airlines
.
t 1008567
Rev
BA
.
June 2014
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