THE
MODEL
120
HAS
A
BREATHER
FITTING
ON
THE
TOP
OF
THE
CASE
PRM
NEWAGE
TRANSMISSIONS
MODELS
80
AND
120
.
SERIAL
NUA4BEI~'
INITIAL
OPERATION
--DIF'STIl:K
112·
HEX
PLUG
MODEL
80
(MODEL
120
USES
A
8MM
HEX
PLUG)
Before getting started, remove the dipstick
and
fill
the
gear
box with
engine
oiLUse a heavy duty engine oil with
an
API classification
of
CF or CG-4 or better. For
recommended oil viscosity, see the following chart:
Operating
Temperature
Oil
Viscosity
Above
68"
F
(20"
C)
SAE
30,
10W-30
or
lSW-40
41"
-
68"
F (5·-20"
C)
SAE
20
or
10W-30
Below
41"
F
(5·
C)
SAE
10W-30
A
CAUTION:
DO
not allow
two
or
more
brands
of
engine
oil to
mix.
Each
brand
contains
its
own
additives; additives
of
different
brands
could react in
the
mixture
to
produce
properties hannful
to
your
transmission.
Fill the transmission with the
recommended
capacity
oil
model
PRM80-1.0
U.S. pint
(O.6L),
model
PRM
120-1.4
U.S.
pints
(O.8L).
NOTE:
Always clean the area arowui
the
dipstick plug before
filling with oil Replace the dipstick by screwing it down
Run
the
engine
to
warm
up
the
oil
and
after shutting
down
the
engine,
re-check
the
oil level.
CHANGING
THE
TRANSMISSION
OIL
Change the oil for the first time after about 25 hours of
operation, then every
250 operating hours or at least
once a year or when you change engine oil. Check for
leaks
and
make visual inspection
of
the shift cables and
shaft coupling.
Push a suction pump hose
down
through the dipstick hole
to the bottom of the housing
and
suck out the
oil.
(If space
allows, use the transmission drain). Remove
the
drain
plug
from
the bottom
of
the
transmission
(I"
with sealing
washer) and allow the
oil
to
drain into a container,
then
reinstall the plug
with
its sealing washer. Wipe
down
the
transmission
and
properly dispose of the used
oil.
After
running the engine, shut
down
and
recheck the
oil
level.
NOTE:
W7zen
changing the
oil,
take
care
not
to
lose
the
drain
plug sealing
washer.
The
drain plug
will
leak withaw this
sealing
washer.
A
WARNING:
Never
pull out
the
dipstick
while
the
engine
is
running.
Hot
fluid will
splash
from
the
dipstick
hole.
This
could
cause
severe
bums.
DAILY
OPERATION
o Check the transmission
oil.
o Visually check the gear
shift
linkage and
transmission.
D
Start the engine in neutral, allowing a
few
minutes
at idle
to
warm
the
oil.
o Shift into gear.
NOTE:
Too
Iowan idle speed
will
produce a chanering noise
from the transmission gear
and
damper plate.
In
such cases
the idle speed should
be
increased
GEAR
SHIFTING
The engine most
be
at idle.
Pause
in
neutral
before
selecting
ahead
or
astern.
Transmission
models
PRM
80
and
120
ate
ideal
for
single
lever
engine
controls, controlling
both
the
thronle
and
the
gear
shift
at
one
time.
A
WARNING:
When
shifting
gears,
bring
the
engine
throttle
to
idle
and
pause
in neutral
before
shifting
ahead
or
astem.
LOCKING
THE
PROPELLER
Locking of the propeller shaft by
an
additional brake
is
not
required:
Use the geat shift lever position opposite your
direction of travel for this purpose. Never put
the
gear shift
in
the position corresponding
to
the direction of
travel
of
the boat.
WHEN
UNDER
SAIL
OR
BEING
TOWED
Rotation of the propeller without load, such
as
when
the
boat is being sailed, being towed, or anchored
in
a
river,
as
well
as
operation
of
the engine with
the
propeller stopped
(for charging the battery),
will
have no detrimental effects
on
the transmission. .
Engines & Generators
43A
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