.YAMAHA
MOTOR
CO
.•
LTD.
Copynght
All
rights reserved
No
part
of
this
publication
may
reproduced
without
permission
Y-30C
Pnnted m Japan
Jufv
1979
GJ0-28199-00
Y-30C 1
TABLE
OF
CONTENTS
1.
GENERAL DESCRIPTION .................................................................................. 4
1-1
PRINCIPAL DIMENSIONS AND FIGURES ................................................................................ 4
1-2
SAIL
PLAN ................................................................................................................................... 5
1-3
RIGGiNG LIST ............................................................................................................................. 7
1-4
DECK PLAN ................................................................................................................................. 9
1-5 ACCOMMODATIONS ..................................................................................................................
11
1-6
THROUGH-HULL
FITTINGS ....................................................................................................... 12
1-7
MAST
FITTINGS ..........................................................................................................................
13
1-8 BOOM FITTINGS .........................................................................................................................
14
1-9
LIST
OF STANDARD
ITEMS
TO
BE
ON BOARD ................................................................... 15
2.
SPARS AND RJGGING .......................................................................................
16
2-1 STEPPING
MAST
........................................................................................................................ 16
2
..
2 STANDING RIGGING
ADJUSTMENT
........................................................................................ 17
2-3 HALYARD LEAD .......................................................................................................................... 20
2-4
MAIN
SHEET LEAD .................................................................................................................... 20
2-5
MAIN
SHEET TRAVELLER
ADJUST
......................................................................................... 20
2-6 JIB SHEET LEAD ........................................................................................................................
21
2-7
CUNNINGHAM .............................................................................................................................
21
2-6
BOOM
VANG ...........
.,
..................................................................................................................
21
2-9
MANUAL
BACKSTAY TENSIONER ........................................................................................... 22
2-10
REEF
LINE AND REEFING .......................................................................................................
22
3.
ELECTRIC SYSTEM ...........................................................................................
24
3-1 BATTERY .................................................................................................................................... 24
3-2
BATTERY SWITCH ..................................................................................................................... 24
3-3
ELECTRICAL SWITCH
PANEL
.................................................................................................
25
3-4
BILGE BLOWER ......................................................................................................................... 25
3-5
ELECTRICAL
SYSTEM
DIAGRAM
............................................................................................ 25
4.
ENGINE ................................................................................................................
28
4-1 BEFORE STARTING ENGINE ................................................................................................... 28
4-1-1
FUEL
SUPPLY
......................................................................................................................... 28
4-1-2
FUEL SYSTEM DIAGRAM OF STANDARD
MODEL
.......................................................... 29
Y-30C
2
4-1-3 OTHER CHECK POINTS ......................................................................................................... 30
4-2
STARTING
ENGINE .....................................................................................................................
31
4-2-1 ELECTRfC STARTING .............................................................................................................
31
4-2-2 HAND STARTING ....................................................................................................................
31
4-3 WARM
UP
.................................................................................................................................... 32
4-4
POINTS
TO
CHECK
DURING
OPEAATlON
.............................................................................
32
4-5
SECURING ENGINE .................................................................................................................... 32
PRACTICAL
NOTE .....................................................................................................................
33
4-6
SHAFTING .................................................................................................................................... 35
5.
PLUMBING SYSTEM ..........................................................................................
39
5-1 PLUMBING SYSTEM DIAGRAM ........ ~ ...................................................................................... 39
5-2 FRESH WATER TANK ............................................................................................................... 40
5-3 GALLEY ........................................................................ ~ .............................................................. 40
5.4
HEAD
........................................................................................................................................... 40
5-5
MANUAL
BILGE PUMP ............................................................................................................. 42
5-6
COCKPIT DRAIN ........................................................................................................................ 42
5-7
ANCHOR WELL .......................................................................................................................... 42
5·8
ELECTRIC BILGE PUMP (optional) ......................................................................................... 42
5-9
SECOND WATER TANK (optional) .......................................................................................... 43
5-10
PRESSURE WATER
SYSTEM
(optional) ............................................................................... 44
5-11 HOT WATER SYSTEM (optional) ........................................................................................... 45
6.
MAINTENANCE TIPS ......................................................................................... 46
6·1 FfBERGLASS SURFACES ......................................................................................................... 46
6-2
STANDING RIGGING AND HALYARDS ...................................................................................
47
6-3
SPARS .........................................................................................................................................
47
6-4
SAILS ........................................................................................................................................... 47
6-5 TEAK ...........................................................................................................................................
47
6-6
HARDWARE
................................................................................................................................ 47
6-7 BATTERY .................................................................................................................................... 47
6-8
ZINC-RING .................................................................................................................................. 48
6~9
CRADLE
...................................................................................................................................... 49
Y-30C
3
7.
MISCELLANEOUS ............................................................................................... 50
7-1 PEDESTAL STEERING SYSTEM (optional) ............................................................................. 50
7-2 STEERING SYSTEM OF U.S. MODEL. ....................................................................................
51
7-3 DOUBLE HALYARD SYSTEMS (optional) ...............................................................................
53
1. GENERAL DESCRIPTION:
1·1. PRINCIPAL DIMENSIONS
AND
FIGURES:
DESIGNER
BUILDER
RIG
L..O.A.
L.W.L.
BEAM
DRAFT,
STANDARD
SHOAL
(option)
TOTAL
HEIGHT
(Above the waterline)
MAST
LENGTH
HEAD
ROOM
DISPLACEMENT
BAlLAST
TOTAL
SAll
AREA
(100%
fore
6 +
main
sail)
BERTHS
WATER
CAPACITY
ENGINE
1-HA, RATING OUTPUT
CONTINUOUS
RATING
OUTPUT
REDUCTION
RATIO
PROPELLER
ROTATION
CRANKSHAFT ROTATION
FUEL
CAPACITY
SPEED,
MAX
SPEED, CRUISING
CRUISING
RANGE
YAMAHA
DESIGN
TEAM
YAMAHA
MOTOR
CO., l TO.
MAST
HEAD
SLOOP
8.97m
29ft
Sin
7.20m
23ft
7 ftln
3.23m
10ft
7in
1.75m
5ft
91n
1.40m
4ft
71n
12.47 m
40ft
11
In
10.87 m
35ft
Sin
1.93m
6ft
4tn
3,450
kg
7,6061bs
1,300
kg
2,8661bs
36.27 sq m
390.4
sqn
MAIN
CABtN
3
FO'CSLE
2
QUARTER BERTH 2
1 55 liter
41
US
gals
YANMAR
YSM-12
4CVCLE 1 CYUNOER
DIESEL
'12
HP
!3.000 rpm
10
HP/3,000rpm
2:1
COUNTER-CLOCKWISE
(viewed
from
astern)
COUNTER-CLOCKWISE (viewed
from
astern)
58
titer
abt
6.6
knots
abt. 5 knots
abt. 275 natutical
miles/5 kt
15
US
gals
• SPECIFICATION SUBJECT
TO
CHANGE
WITHOUT
PRIOR
NOTICE
Y-30C 4
J£1V4
'"'t
~
(l/11
Jt. f
,.J~
'
I
I
I
i
I
Y-30C 5
1-2. SAIL PLAN:
1-2
..
1.
SAILS:
MAiN
#1
GENOA
#2GENOA
#1
JIB
#2Jf8
-;.Jl'
} ) .
STORM
JIB
~,.
_.,
....
,..
.
SPINNAKER
lOO%Fore~:.
NOTE:
l}
AREA
sqm
(sq ft)
15.00
(161.46)
32.47
(349.51)
28.94
{311.51)
23.36
(251.45)
15.84
(170.50)
6.53
( 70.29)
21.27
(228.95)
LUFF
FOOT
lEECH
LPG
m
m
m
m
(ft)
(ft) (ft)
(ft)
10.00
3.00
10.40
(32.81)
( 9.84)
(34.12)
11.70
5.96
11.00 5.55
(38.39)
(19.55)
36.09)
(18.21)
11.35
5.58
10.40 5.10
(37.24) (18.31)
{34.12)
(16.73)
10.50
4.94
9.45
4.45
(34.45)
(16.21)
(31.00}
(14.60)
8.80
4.13
7.65 3.60
(28.87)
(13.55)
(25.10) (11.81)
6.70
3.10
4.70
1.95
(21.98)
(10.17)
(15.42)
(
6.40)
11.47
6.66
11.47
(37.63} (21.85)
(37.63)
Material:
DACRON/TEA
2)
SPINNAKER
FOOT· S
YLENE
except
NYLON
spinnaker
3)
STA
. MWMAX (IO
WEIGHT
oz
8 STANDARD
6
OPT
tON
8 OPTlON
8
STANDARD
10
OPTION
10
OPTION
1.2
OPTION
4)
NDAAO
SAILS
MAY
VA
... R.
measurement)
WEIGHT: oz;sq Yrd
RY
ACCORDING
TO
REGION.
1
..
2·2
DAfT
· £Ns:
TOp
MIDDLE (2)
o.soom
0.660m
19
In
11116
BOTTOM
0.60om
26;n
23Jn
5/B
0
~
-
..,..
Q
Fig. 1 SAIL PLAN
SMW 6.66
(MAX)
J3.70
Y-30C 6
Y~30C
7
1-3. RIGGING
LIST:
1·3
..
1. STANDING RIGING:
LENGTH DIA.
TYPE
m
mm
HEAD STAY 1
11.558
6
1 X 19
BACKSTAY
9.963
6
1 X
19
BACKSTAY (SPLIT PART)
2
1.810
5
1 X 19
MJOSTAY (INNER FORESTAY)
5.745
5
1 X 19
UPPER SHROUDS
2
10.810
6
1 X
19
LOWER
SHROUDS
2 5.689
5
1 X 19
NOTE: LENGTH
~(C-
lt=lt
===:=t
c:
1-3·2. RUNNING RIGGING:
LENGTH
DIA.
COLOR
TYPE
m
mm
MAIN SHEET
1 16
12
REO
1/4
Braided
Poly-
JIB
SHEET
2
14
12
propytene
YELLOW
1/4
SPIN. SHEET
2 18
12
GREEN
1/4
SPIN_ FORE GUY
1
11.5
10
GREEN
1/8
MAIN HALYARD (TAIL)
1
16
10
REO
1/4
JIB
HALYARD
(TAIL)
1
16
12
YELLOW
1/4
SPIN.
HALYARD
29.5
I
1/8
1 12
'GREEN
BOOM
LIFT (TAIL)
1
13.5
6 RED
1/8
SPIN. POLE LIFT
1
20
8 GREEN
1/8
CUNNINGHAM
#1
1 1.5
6
RED
1/B
CUNNINGHAM
#2
1
2.0
8
RED
1/8
MAIN
SHEET TRAVELLER
ADJUST
1 5
8
REO
1/8
BOOM
VANG LINE
1
8
10
RED
1/4
REEF POINTS
8 1.2
6
WHITE
REEF LINE
#1
1 7.5
B
WHITE
REEF LINE #2
1 i 1.0
8
WHITE
SPIN. POLE ADJUST
1
6.5 8
GREEN
1/8
MAIN
HALYARD
1
10.60
4
s.s.
7x19
JIB
HALYARD
1
11.30
5
s.s.
7x
19
BOOM LIFT
1
11.08
2.5
s.s.
1 X
19
LANYARD
(for SETEE BERTH)
2
7
8
BROWN
LANYARD
(for CANVAS LEE
BOARD
4
0.6
6
BROWN
of
PILOT BERTH)
NOTE: "RED 1/4" rope has
1/4
of
strands colored red.
• SPECIFICATION
SUBJECT
TO
CHANGE
WITHOUT PRIOR NOTICE
Y-30C 9
1-4.
DECK
PLAN:
@
@
@
@
®
<D
®
®
@
®
®
@
<1>
@
®
@
@
®
@
@
Ill
@
@
@@
@
@
®
®
®
®
®
(i)
@
®
@
®
Fig. 2 DECK PLAN (1)
Fig. 3 DECK PLAN (2)
1.
ANCHOR WELL
2.
FORWARD
HATCH
3. SKYLIGHT HATCH
4.
SEAHOOD
5.
COMPANION
HATCH
6.
STOWAGE BENEATH
7.
LAZARETTE
8.
l.G.
CYLINDER STOWAGE
9.
MANUAL
BILGE
PUMP
10. HEAD STAY FITTING
11.
BOW·
ROLLER
12. CHAIN PLATE
(for
upper & lower
shrouds)
13. MIOSTAY FITTING
14.
JIB SHEET TRACK
l5.
CAR/!ILOCK
(2}
i6.
SHEET STOPPER
(double)
17.
SHEET STOPPER (triple)
18. QUADRUPLE TURNtNG
BLOCK
(2)
19.
BOW
PULPIT
20. STERN PULPIT
21.
LIFELINE STANCHION (6)
22. LIFELINE (7)
Y-30C
10
23.
TOE
RA~L
24.
MAST
STEP
25. THRU-OECI<
(lor
mast
wiring)
26.
MOORING
CLEAT
{4)
27. PORT
28. PORT
29.
TANNOY VENTILATOR
30.
COWL VENTILATOR (4)
31.
REMOVABLE
SEAT
(2)
32.
HANDRAIL
33. SPINNAKER POLE
34.
EYE
PLATE
(for
fore
guy)
35. FAIRLEAD
(for
fore
guy)
36.
CLEAT
{4)
(for
spin. & }lb sheet)
37. WINCH
12)
(for
jib
sheet)
38.
WINCH
(2)
(for
epin. aheet)
39.
WINCH (2)
(for
halyard)
40. TILLER EXTENSION
41.
COMBINAT~ON
LIGHT
42.
STERN UGHT
43. WATER Fl LLER CAP
44.
FUEl. FILLER CAP
Y-3oc ,
1
l.
BATTERY
2.
BA
TTEAY
STOWAGE
3.
CABtN
SWITCH
4 S liGHT
. WITCH PANE
5.
ENGINe C l
6.
FIJEL
TAN~MPARTMENT
7.
E/G
COOIIN~5B
litert15 gals)
8.
STUFFING- BO>cSEA WATER
INTAKE
9.
PROP. SHAJ=:r
8EA
(Grease
bet
AJNG
10
HE.Ao ore every check-out)
11.
HEAD DISCHARGE V
12.
HEAD
INTAKE
VALVtlVE.
13.
ELECTRIC
BILGE
PUMP
(OptlooJ
14.
WATER
TANK
(2}
(One
Is
optlonar)
15.
WATER
TANK
SELECT
VALVES
(With
the
optional
water
tank only)
16. ICE BOX (80 liter /21 gals)
17.
GALLE:V SINKS
18. GALLEY STOVE SPACE
19. FOLDING
CABIN
TABLE (Removable)
20.
HEAD SINK (On slide)
21. FAUCET
(Shower
head,
22.
QUARTER
BERTH
23.
CHART TABLE
24. HEAD SINK DISCHARGE VALVE
25. GALLEY SINK DISCHARGE VALVE
26. SEA WATER INTAKE VALVE.
27. SHELVES and LOCKER
28. SETTEE BERTH
29. FOLDING PILOT
BERTH
Fig. 4 ACCOMMODATlONS
• SPECIFICATION SUBJECT TO CHANGE WITHOUT PRIOR NOTICE
1-6. THROUGH-HULL FITTINGS:
STARBOARD SIDE:
1.
Anchor
welt drain (No shutoff)
2.
Sea water intake
for
galley sink
(1
/2"
valve}
3.
Galley sink drain (1" valve)
4. FWD cockpit drain (1"
1/4
valve)
5.
Propane cylinder stowage
drain
(No shutoff)
PORT
SIDE:
6.
Head lntake{1/2" valve)
7.
Engine cooling sea water Intake (
1/2"
valve)
8.
Head sink drain
{3/4"
valve)
9.
Head discharge ( 1 '1 1/4
valve)•
TRANSOM:
10. AFT
cockpit
drain
(No shutoff)
11.
Engine exhaust (No shutoff)
Fig. 5 THROUGH-HULL
FfTTINGS
• EXCLUDE U.S.A.
MODEL
Y-30C
12
Y-30C 13
1-7. MAST FITTINGS:
BOOM
UFT
JlB
HLYRD
"1.
UPPER SHROUD
TERMINAL
2.
FAIRLEAO (for SPIN. HAL YARD)
3.
SHEAVE BOX
{for
SPIN. POLE LIFT)
4. MIOSTAY TERMINAL
5.
SPREADER BRACKET
6.
LOWER SHROUO TERMINAL
7,
SPIN.
POLE
TRACK
8.
SPIN.
POLE
TRACK
CAR
9.
CLAM
CLEAT (for SPIN.
POLE
ADJUST)
1Q BRACKET
t~rGOOSENEC~
11.
EYE
PLATE (forCUNNINGHAM)
12. CLEAT (for
BOOM
TOPPING LIFT)
13.
HEE.L
OF THE
MAST
with
6 sheaves
14.
MAST
STEP
@)--
o--t~------
<D
:tl
I
_
_j_
~--C3)
~~--(-~
@Jj------:ID
9:-j----@
-
-----~----
------®
®------t
Fig. 6
MAST
FITTINGS
Y-30C
14
1-8. BOOM
FITTINGS~
Fig. 7 BOOM FITTINGS
1.
GOOSENECK
2.
BOOM END
3.
CLEAT {for No.1 REEF LINE)
4.
CLEAT {tor CLEW OUTHAUL)
5.
CLEAT
(lor
No. 2 REEF LINE)
6.
EVE PLATE {for
BOOM
VANG)
7.
EYE
PLATE (for MAIN SHEET)
8.
EYE
PLATE (for REEF LINE)
9.
SHEAVE (for REEF LINE}
10. CLEW OUTHAUL
11. SHACKLE
12.
CLEW OUTHAUL. TAIL OF
,..
I
Y-30C 15
1-9.
LIST
OF
STANDARD
ITEMS
TO
BE
ON
BOARD;
(1)
MAST
ASSY.
(2) BOOM ASSY.
(3) SPINNAKER POLE ASSY.
(4) MAIN SAIL (with bag)
(5) JIB
SAIL
(with bag)
(6)
BOW
and
STERN PULPIT ASSY. (with
bolts}
(7) LIFE LINE and STANCHION ASSY.
(8) MISCELLANEOUS:
A. LINES:
1) MA1N SHEET
wi1h
BLOCKS
and
SHACKLES
2)
MAIN
SHEET TRAVELLER ADJUSTMENT LINE
3) JtB SHEET
4)
REEF LINE
5)
REEF
POITS
6)
SPINNAKER SHEETS with SNAP SHACKLES
7) SPINNAKER FOREGUY with SANP SHACKLE
8) CUNNINGHAM HAULER ASSY.
9)
BOOM
VANG
ASSY.
B. FITTINGS AND GEARS:
1) BLOCK and SHACKLE (for SPIN. SHEET)
2) BLOCK and SHACKLE (for FOAEGUV)
3) GENOA CAR ASSY. (RUNNING BLOCK)
4)
WINCH HANDLE
5)
COWL
VENTI LA
TOR
6)
BOAT
HOOK
7) BILGE PUMP HANDLE
8)
BATTENS (4)
9)
HOSE
CLAMP
(STEEL)
10) GREASE GUN
(for
PROP. SHAFT BEARING)
C.
ENGINE:
1)
ST
AATING
KEY
2) STARTING HANDLE
3)
TOOLS
4)
OPERATION
MANUAL
5) BATTERY (12V x
70A)
D.
OWNER'S
MANUAL
1 set
1 set
1
set
1 set
1
2
2
8
2
1
1 set
1 set
2sets
1 set
2
2
4
1
1
1 set
2
1
2
1
1 set
1
1
•THE
ITEMS MAY VARY
tN
DIFFERENT COUNTRtES and ACCORDING TO THE ORDER.
Y-30C
16
2.
SPARS
AND
RIGGING:
2·1.
STEPPING
MAST:
(1} Preparation:
Keep unnecessary staff
out
of
your
way and check all
parts
carefully.
Make
sure the standing
rigging
ts
not
tangled,
halyards
are
property
running
and
all turnbuckles
are
slacked.
Spray
WD-40 on all
turnbuckles.
(2) Setting the Spreaders:
Secure the spreaders to
the
spreader
brackets.
Secure
the
tips
of
the
spreaders
to
the
upper
shrouds (See Fig. 8).
NOTE:
1) A SPREADER
SHOULD
BE ADJUSTED
SO
THAT THE ANGLES BETWEEN THE
SHROUD AND SPREADER ABOVE AND BELOW ARE EXACTLY EQUAL
(see
Fig. 8)
FAILURE TO DO THIS CAN CAUSE THE SPREADER
TO
SliP
WHtCH COULD
RESULT IN THE LOSS
OF
THE MAST.
2)
TAPE THE SPREADER TIPS AND BRACKETS
WITH
INSULATING TAPE
FOR
SECURITY.
(3)
Stepping
the Mast:
By
using
a crane,
step
the
mast
on
the
mast
step. Secure all turnbuckles,
but
leave
the
stand-
ing rigging snug. Set the
upper
shroud to the forward hole of chain plate and the lower shroud
to
the
aft
hole
of
the
same.
Set the clevis pins so that the cotter
p~ns
are Inboard.
NOTE: WATCH
THE
ACTION OF THE TOGGLES THAT THEY DON'T BEND THE TURN-
BUCKLES.
(4) Secure the Heel
of
the Mast:
Secure
the heel
of
the mast
to
the
mast
step
by
using
the
securing
bolt and nut.
Fig.8
,..
Y-30C 17
(5) Connect Electric Wire:
Through
the
thru-deck, connect the electric wire(s) to
the
junction just
forward
of
the
mast
support
In
the cabin.
NOTE:
WHEN YOU TAKE THE
MAST
OFF, DON'T FORGET TO DISCONNECT THE ELEC-
TRIC WIRE OF THE
MAST
FIRST.
2-2. STANDING RIGGING ADJUSTMENT:
Our
masts are built to withstand any normal usage.
but
improper
tuning
or
handling can cause
probtems. Rigging, as well
as
tuning, becomes all important when setting up the mast because
of
the light weight section we use. A knowledgeable person should oversee the rigging and tuning so
as to eliminate the possibllty
of
an
eccentric load which might occur with an
Improperly
loaded
shroud.
The
following article. therefore. Is to give you a hint on how to proceed
on
the adjustment of the
standing rigging.
NOTE: SPECIAL ATTENTION SHOULD
BE
GIVEN TO THE INITIAL STRETCH
OF
THE
UPPER SHROUDS AND A FURTHER GRADUAL STRETCH OF THE WIRE OVER
THE
FIRST FEW HARD RACES OR HARD WEATHER SAILS.
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