CHAPTER?
REDUCTION
AND
REVERSING
GEAR
Marine Gear Models [KM3A]
1.
Construction
············
······ ···
························
···7-1
1-1.
Construction
·············································7-1
1-2.
Specifications···········································
··7-2
1-3. Power transmission system .....
······················7-3
1-4. Drawing
···················································7-5
1-5. Sectional view · · · · · · .. ·· · · · · · · · · · · · · · ·· · · · · · · · · · · ·· · · · · · 7-6
2.
Shifting Device · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 7-7
2-1.
Construction
of shifting
mechanism
············7-7
2-2. Forward and reverse clutch operation
············7-8
2-3. Engagement and disengagement
of
clutch
······7-8
2-4. Clutch shifting force · · ·· · · · · · · · · · · · · · ·· · · · · · · · · · · ·· · · · · · 7
-9
2-5. Adjustment
of
shifting device · · · · · ·· · · · · · · · · · · ·· · · · · · 7
-9
2-6. Adjustment
of
the remote control
head
·········7-11
2-7. Cautions
················································7-11
3.
Inspection
and
Servicing ·· ·· · · ·· · ··· · ·· ·· · · ·· · ·· · · · ··· · · · 7-12
3-1. Clutch
case
·············································7-12
3-2. Bearing
···················································7-12
3-3.
Gear
······················································7-12
3-4. Forward
and
reverse large
gears
· · · · · · · · ·· · · · · · · · · 7-12
3-5. Drive
cone
·············································7-12
3-6. Thrust collar
·············································7-14
3-7. Cup spring
·············································7-15
3-8.
Oil
seal
of output shaft
······························7-15
3-9. Input
shaft················································7-15
3-10. Output shaft
·············································7-15
3-11. Intermediate shaft
····································7-16
3-12. Shifting device
··········································7-16
3-13. Damper disc
·············································7-17
3-14. Shim adjustment
for
output and input shafts · · · 7-17
3-15. Torque limiter
··········································7-19
4.
Disassembly
················································7-20
4-1. Dismantling the clutch · · · · · · · · ·· · · · · · · · ·· · ·· · · · · ·· · · 7-20
4-2. Removal
of
the output shaft
························7-22
4-3. Removal
of
the intermediate shaft.
···············7-24
4-4. Dismantling the shifting device · · · · · · · · ·· · · · · · · · · · · · 7-24
5.
Reassembly
················································7-25
5-1
. Reassembly
of
output shaft · · · · ·· · · ·· · · · · · · · ·· · · · · · 7-25
5-2. Reassembly
of
the
clutch
···························7-26
5-3. Reassembly
of
the
shiating device
···············7-28
Printed
in
Japan
HINSHJ.ff8009
Marine Gear Models [KM3P4]
1. Construction
················································7-29
1-1.
Construction
··········································7-29
1-2. Specifications
··········································7-30
1-3. Power transmission system
························7-31
1-4.
Drawing···················································7-33
1-5. Sectional view · ·
··
· · · · ·· · · · · ·· · · · · ·· · · · · · · · ·· · ·· · · · · · ·· · 7-34
2. Shifting Device · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 7 -35
2-1.
Construction
of shifting
mechanism
·········7-35
2-2. Forward and reverse clutch operation
············7-36
2-3. Engagement and disengagement
of
clutch · · · · · · 7-36
2-4. Clutch shifting force
·································7-37
2-5. Adjustment
of
shifting device · · · · · · · · ·· · ·· · · · · · · · · 7-37
2-6. Adjustment
of
the remote control
head
·········7-39
2-7. Cautions
················································7-39
3.
Inspection and Servicing
·································7-40
3-1. Clutch
case
·············································7-40
3-2. Bearing
···················································7-40
3-3.
Gear
· · ·· · · ·· · · · ·· · · · · ·· · · · · · · · ·· · · · · ·· · · · · ·· · ·· · · · · · · · · · · · 7-40
3-4. Forward and reverse large
gears
· · ·· · · · · · · · · · · ·· · · 7-40
3-5. Drive
cone
··················
..
·························7-40
3-6. Thrust collar
·············································7-42
3-7. Cup spring
and
spring retainer
·····················7-43
3-8.
Oil
seal
of
output shaft
······························7-43
3-9. Input
shaft················································
7-43
3-10. Output shaft
·············································7-43
3-11. Intermediate shaft
····································7-44
3-12. Shifting device
··········································7-44
3-13. Damper
disc·············································
7-45
3-14. Shim adjustment
for
output
and
input shafts ···7-45
3-15. Torque limiter
··········································7-47
4.
Disassembly
················································7-48
4-1. Dismantling
the
clutch · · ··· ·· · · · · · · · ·· · · · · · · · · · · ·· · · 7-48
4-2. Removal
of
the
output shaft · · · · · · · · ·· · · · · · · · ·· · ·· · · 7-50
4-3. Removal
of
the
intermediate shaft.
···············7-51
4-4. Dismantling
the
shifting device · · · · · ·· · · · · · · · ·· · ·· · · 7-52
5.
Reassembly
················································7-53
5-1. Reassembly
of
output shaft · · · · · · · · ·· · · · · · · · ·· · · · · · 7-53
5-2. Reassembly
of
the clutch
···························7-54
5-3. Reassembly
of
the shiating device · · · · · · · · ·· · · · · · 7-56
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