Installation manual
BORG
WARNER
VELVET
DRIVE
TRANSMISSION
n
n
FORWARD
NEUTRAl
REVERSE
,
TRANSMISSION
ACTUATING
LEVER
POSITIONS
DAILY
OPERATION
o
Check
the transmission
fluid.
o
Visually
check the gear shift
linkage
and
transmission.
o Start the engine in
neutral.
Allow
a
few
minutes
at
idle
for
the
fluid
to
warm.
NOTE:
Too
Iowan
idle
speed
will
produce
a
chilltering
noise
from
the
transmission
gear
and
damper
plate.
In
such
cases
the
idle
speed
should
be
increased.
o Shift into
gear.
A
CAUTION:
Shifting
gears
above
1000
rpm
can
cause
damage
to
the
engine
damper
plate.
Pulling
the
throttle
back
to
idle
when
shifting
gears
will
save
wear
on
the
transmission
and
the
damper
plate.
INSPECTION
o
Visually
check for
oil
leaks
at
the
hydraulic connections.
Check
for wear
on
the hydraulic lines and replace if
worn.
o Lubricate
the
detent ball and shift cable attachments.
o Inspect the
shift
linkage.
o Inspect the transmission
bolts;
retorque if
necessary.
A
CAUTION:
Clutch
failure
will
occur
if
the
transmis-
sion
shift
lever
does
not
fully
engage
the
detent
ball
positions.
CHANGING
THE
TRANSMISSION
FLUID
After the initial 50
hour
change,
the
transmission
fluid
should
be
changed at
every
300 operating
hours
thereafter
or
at
win-
ter
haul-out.
However,
the
fluid
must
be
changed whenever it
becomes
contaminated,
changes
color,
or
smells
rancid.
o
Remove
the
oil
filler
cap
and
dipstick.
o
Remove
the
oil
cooler
return
line and
allow
the
oil
to
drain
into
a
container.
o Reconnect
the
oil
cooler return
line.
o
Use
a
suction
pump
to
remove the transmission oil
through the
filler
cap/dipstick
hole.
o
Clean
off the
transmission
and
properly
dispose
of
the
used
fluid.
o
Refill
the
transmission
with
DEXTRON
III
ATF.
The
r
quantity
will
vary
depending
on
the transmission
model
and
the
installation
angle.
Pill
through
the
dipstick
hole.
,0
Check
the
dipstick
for
the
proper
fluid
level.
o
Replace
the
oil
filler
cap
and
dipstick.
(press the
dipstick
into
place and
turn
clockwise
until
finger-tight.)
o
Run
the
engine,
shutdown
and
recheck
the
fluid
level.
A
WARNING:
Never
pull
out
the
dipstick
while
the
engine
is
running.
Hot
"uld
will
splash
from
the
dipstick
hole.
This
could
cause
severe
burns.
Oil
Capacity
Approximately
2.5
quarts
(2.36
liters}
will
fill
most transmis-
sions
to
the
oil
level
fill
mark
on
the
dipstick.
Many
variables
have
a direct
relationship
to
the
oil
capacity.
Additional
oil
will
be
required
to
fill
the
oil
cooler and
the
cooler lines.
The
angle
of installation
will
make
a
difference
in
the quantity
of
'
oil
required
to
fill
the
transmission.
D1PSTICK'-----:i
MAKE
CERTAIN
THE
RUBBER
SEAL
IS
SCREWED
TIGHT
TO'THE
HANDLE
Oil
Temperature
FLUID
LEVEL
Amaxirnum
oil
temperature
of 190
0
P
(88°C)
is
recom-
mended.
Discontinue
operation
anytime
sump
oil
tempera-
ture
exceeds 230
0
P (110'e).
PRESSURE
GAUGE
An
optional
mechanical
pressure
gauge
can
be installed
at
the
control
panel
to
constantly
monitor the
pressure
of
the
transmission
fluid.
A
normal
reading
at 2000
rpm
in
forward
gear
should indicate
95
- 120 Ib-in'
(6.7
-
8.4
kg-cm')
and
be
constant.
Engines & Generators
44