Yanmar 1GM User Manual page 50

44
5. Start the eng
ine by
pushing the start button. while en-
gaging the starter. move the decompression lever to the
COMPRESSION pos ition. The alarm lights and buzzer
should go ofT.
CAUTION
Iflhe alarm buzzer or lamps remain on aft er
the engine starts,
SLO p
the engine and deter-
m ine the cause.
6. Move the speed controllever to the
MEDIU~
SPEED
position .
7. Allow the eng ine to warm for approximately five min-
utes before applying full load to the engine.
STO P P I ~G
Til E
E:\'G Il'iE
Note the following items when stopping the engine.
1. Place the tran sm ission in neutral, then allow the engine
to idle for five minutes before stopping the engine.
2. Momentaril y raise engine speed 10 blowout any resi-
due in the cylinders. then pullthe engine stop knob or le-
ver.
CAUTION
Do not Slop the engine using the decompres-
sion
lever:
Doing so may leave sufficientfuel
in the cy linders
to
damage the engine when
started.
3. Close the scacock. If ambient temperature is below
freezing whi le the engine is not running, drain water in
coo ling system a fter engine has coo led.
El\t ER GEN CY El'iG I.'IE STOP PING
To safe ly stop a diesel engine when thc normal stopping
controls are inoperative or ineffective, block the engine's
air intake.
A
flat plate is desirable if it will adequately
cover the opening. A rag may also be used, but do not al-
low the rag to enter the engine.
POST·O PERATlO~AL
CHECKS
Perform the followin g maintenance after each use.
I . If the boat was used in salt or polluted water, flush the
coo ling system with freshwater as described in this chap -
ter. This will min imize corrosion and buildup of deposi ts
in the coo ling system.
2. Disconnect the battery cables from the battery. nega-
tive cable first. Remo ve the battery from the boat to pre-
'>'en! theft. if necessary.
3. Shut off the fue l tank velvets ).
C HAPTE R THR EE
4. Top offthe fueltank(s), ifpo ssiblc. Th is will minimize
the possibility of moisture condensation in the tank(s).
5. If water is present in the bilge. either drain it or pump it
dry.
6 .
Wash the interior and exterior surfaces of the boat with
freshw ater.
El'iG I:\IE
i\1 i\I I'\T": l'i A ~ C E
A:'\D LUB RICAT IO :\l
The maintenan ce tasks discussed in this section should
be perform ed at the intervals indicated in Table I. These
intervals arc only guide lines, however. Con sider the fre-
quency and extent of boa t use when establis hing the actual
intervals. Perform the tas ks more frequently if the boat is
used under severe service condit ions.
EnJ:inc O il
Eng ine oil designed for use in d iesel eng ines must meet
speci fications particular to diesel eng ine operat ion. The
Soc iety for Automotive Engineers (SAE) spec ifies the