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  • Free Downloads
    • Free Manuals
      • Breathing – intake, exhaust
      • Cooling Manuals
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      • Electrical Manuals
      • Engine Controls, Gauges,
      • Engine Manuals
      • Fuel System Manuals
      • Propeller Manuals
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    • Checklists – illustrated & free
      • Maintenance
      • Winterizing
      • Recommissioning (“summerize”)
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      • ไทย – Thai
      • Türkçe – Turkish
    • Puzzles
  • Learn More
    • Videos
      • How Diesels Work
      • SV Oceans Five
    • Engine Essentials
    • Maintenance
    • Diesel Fuel
    • Lubrication
    • Raw Water Cooling
    • Breathing – Air Intake & Exhaust
    • Diesel Engine Coolant/Antifreeze
      • Functions of a Marine Diesel Thermostat
    • Heat Exchanger Anode
    • Visual Learning
  • Donate
  • My Story
    • Indian Ocean Passage

MARINE DIESEL BASICS
  • Book Shop
  • Free Downloads
    • Free Manuals
      • Breathing – intake, exhaust
      • Cooling Manuals
      • Drive Train – Shaft Seals etc.
      • Electrical Manuals
      • Engine Controls, Gauges,
      • Engine Manuals
      • Fuel System Manuals
      • Propeller Manuals
      • Sail Drive Manuals
      • Transmission Manuals
    • Checklists – illustrated & free
      • Maintenance
      • Winterizing
      • Recommissioning (“summerize”)
      • Saildrives
    • Word Lists
      • Deutsch – German
      • Español – Spanish
      • Français – French
      • Italiano – Italian
      • Nederlandse – Dutch
      • Português do Brasil
      • русский – Russian
      • Svenska – Swedish
      • ไทย – Thai
      • Türkçe – Turkish
    • Puzzles
  • Learn More
    • Videos
      • How Diesels Work
      • SV Oceans Five
    • Engine Essentials
    • Maintenance
    • Diesel Fuel
    • Lubrication
    • Raw Water Cooling
    • Breathing – Air Intake & Exhaust
    • Diesel Engine Coolant/Antifreeze
      • Functions of a Marine Diesel Thermostat
    • Heat Exchanger Anode
    • Visual Learning
  • Donate
  • My Story
    • Indian Ocean Passage
0
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Thanks,

Dennison

Some Yanmar manuals are available in other languages:

Dansk

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Italiano

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Swedish

3 simple steps to make your diesel system reliable and robust

STEP ONE  - Get the manuals for your equipment

Owner, Workshop and Parts Manuals are important documents that should be part of every vessel's library. They contain the detailed information necessary for safe operation, maintenance and correct servicing.  

The manuals on this page are provided for public information and education and can be downloaded for free.  All copyrights belong to copyright holders stated in the documents.

congratulations - by downloading these free manuals you are taking an important step towards making your engine more reliable and robust.


 

STEP TWO - regular maintenance

Simple, regular maintenance is the easiest, quickest and cheapest way to avoid problems and accelerated engine wear. Most expensive repairs start from a lack of basic maintenance or ignoring small warnings. The work is not difficult - it just needs to be done.

The purpose is so that we can enjoy our boat for all the reasons we bought her. Trust yourself. Do the work regularly and be methodical.

 

Download free checklists here

if you need clear, easy-to-understand help

Marine Diesel Basics 1 2nd ed. covers

300+ drawings

Seeing is Understanding

Marine Diesel Basics 1
Maintain, Winterize and Recommission

•  explains all parts of the marine diesel system - fuel,
lubrication, breathing, electrics, stern gland, propeller etc.
•  140+ tasks, 300+ drawings, 222 pages
•  tasks are fully explained with clear drawings and minimal text
•  all tools & supplies needed are illustrated for each task
•  paperback US$17.99 £10.99 €12.99
•  ebook (kindle, kobo, ibooks, google, epub) US$9.99

learn more about Marine Diesel Basics

 

STEP THREE - keep a Maintenance Logbook

Keep a detailed and accurate record:

  1. all the work done on your diesel system - what, when  & by who
  2. inventory of serial numbers, component descriptions
  3. early warning of potential problems
  4. time and details of any changes in performance

Use the value-added MDB Maintenance Logbooks (for single or twin engine installations), a notebook or the MDB Maintenance eLogbook on your iPad, tablet or desktop and record the information in an editable PDF directly as you work.

Maintenance logbook for Single & Twin Diesel Engine Installations from Marine Diesel Basics
Sample pages from Maintenance logbook for Single Engine Installations, published by Marine Diesel Basics

These logbooks are specially designed for single- and twin-engine installations on pleasure boats and small craft - sailboats, motorboats, canal boats and small workboats.

  • 288 pages and 208 pages, including 144 pages for logbook entries
  • over 50 clear drawings showing what to look for when inspecting components, etc.
  • checklists for all parts of the marine diesel system
  • detailed inventory list - so you never lose the serial number or model name of a part in the system again
  • summaries - so you always have important information to hand, such as tyre changes, oil changes, etc.
  • measurements - easy-to-use tables for weight, volume, oil pressure, etc.
  • side tabs to easily find each section
  • port and starboard side-by-side inventory and checklists
  • available in paperback and hardcover
download free 11-page sample
Marine Diesel Basics Maintenance eLogbook sample
Mantenance eLogbook Marine Diesel Basics sample screen2

click to enlarge

Maintenance eLogbook

If you've every struggled to keep a logbook, this editable eLogbook may be exactly the help you need.

- "fillable form" PDF
- clickable checklists
- write, edit  details of all tasks completed
- 40+ drawings to help inspections
- all common measurements with live calculators
- just $7.99 196 pages

"the Perfect Logbook" - verified purchaser

Buy Now
download free 24-page sample

Jump to:

Saildrives

Sterndrives

Yanmar Bulletins

Yanmar Diesel Engine Model Names Guide

Engine Model Names Guide

 

1 page
publ. - no date given

free download

< 1 MB file 

Yanmar marine diesel engine Service Bulletins

Service Bulletins

Prevention of Incorrect Warranty Procedure
Bleeding the Fuel System
Coolant Additives
Winterizing Fresh Water Cooled Diesel Engines
Winterizing Raw Water Cooled Diesel Engines
Yanmar Stop Cables
Yanmar Diesel Seminars
Yanmar Distributors
Yanmar Marine Engines On Board Spare Parts Kits

10 pages
publ.  - no date given

free download

< 1 MB file

Yanmar Propeller when Sailing Bulletin

Technical Bulletin   "Yanmar Sailboat engine control lever position during sailing under sail with engine stopped"

2 pages
publ. October 2011

 

free download

< 1MB file

Yanmar AT-Series Alternator Cooling Bulletin 2018

Service Bulletin from Balmar

AT-Series Alternator Cooling on Late-Model Yanmar Engines

2 pages
publ. February 2018

free download

< 1 MB file

 

Yanmar Diesel Engine 6BY2 220 Operation Manual

Operation Manual
BY Series

4BY
6BY

 

126 pages
publ. March 2006

 

free download

6 MB file

Yanmar 4BY-150 Marine Diesel Engine Service Manual

Service Manual

4BY-150
4BY-180

6BY-220
6BY-260

233 pages
publ. 2007

 

free download

20MB file

Yanmar 4BY3-150 Marine Diesel Engine Operation Manual

Operation Manual

4BY3-150        4BY3-150Z
4BY3-180        4BY3-180Z

6BY3-220       6BY3-220Z
6BY3-260       6BY3-260Z

 

96 pages
publ. January 2013

free download

17 MB file

Yanmar diesel engine 4CHL-N Operation Manual

Operation Manual

4CHL-N
4CHL-TH
6CHL-N
6CHL-TN
6CHL-HTN

33 pages

free download

publ. April 2009
1.8 MB file

Yanmar-6ch-wdte, 6CH-WUTE

Operation Manual

6CH-WDTE
6CH-WUTE

 

170 pages

 

free download

3 MB file

Yanmar 6CX530 Marine diesel Engine Operation Manual

Operation Manual

6CX530 Operation Manual

120 pages
publ. September 2009

 

free download

6 MB file

Yanmar 1,2,3 Cylinder Diesel Engine Workshop Manual

Shop Manual

1, 2, 3 cylinder
GM model engines

 

240 pages
publ. - no date given

 

free download

33 MB file

Yanmar GM Series diesel engine Operation Manual

Operation Manual

GM Series

263 pages
publ. - no date given
lang.: English, French, German, Italian, Spanish, Swedish

 

free download

13 MB file

cover of Yanmar GM Series Maintenance Guide

Maintenance Guide

GM Series

Download Now

publication date unknown

245 kB

cover of Yanmar 1GM 2GM Operation Manual

Operation Manual

1GM
2GM
3GMD
3HM

56 pages

free download

1 MB file

cover of Yanmar 1GM 2GM Service Manual

Service Manual

1GM (10L)
2GM (F), (L)
3GM (D), (F), (L)
3HM (F), (L)

53 pages

free download

< 1MB file

Yanmar diesel engine 1GM10 (c) Service

Service Manual

1GM10 (C)
2GM20 (F) (C)
3GM30 (F) (C)
3HM35 (F) (C)

463 pages

publ. 1991

free download

 

35 MB file

Yanmar 1GM10X marine diesel engine & Kanzaki KM2P_1 gearbox Drawings

Installation Drawings

1GM10X marine engine & Kanzaki KM2P-1 gearbox

1 page
publ. April 2005

 

free download

< 1 MB file

Yanmar 2GM20 marine diesel engine Operation Manual

Operation Manual

2GM20 (F), (V), (C)
3GM30 (F), (V), (C)

 

65 pages
publ. - no date given

free download

7 MB

Yanmar 2QM15 Gear Parts Drawing

Gear Parts Drawing

SM/2QM15

1 page
publ. - no date given

 

free download

< 1 MB file

Yanmar diesel engine JH series Operators manual

Operator's Manual

JH series

3JH3(B)E
3JH3(C)E
4JH3(B)E
4JH3(C)E

free download

47 pages
4MB file

Yanmar Diesel Engine 3JH5E Operation Manual

Operation Manual

3JH5E
4JH5E
4JH4-TE
4JH4-HTE1
4JH4-HTE

168 pages

English + 11 other languages

free download

publ. Aug 2009
2nd ed. Dec 2011

11 MB file

Yanmar 3JH4E (39hp) Parts Brochure

Brochure

3JH4E

2 pages

publ. - no date given

 

free download

< 1 MB file

Yanmar 3JH4 Marine Diesel Engine Service Manual

Service Manual

3JH4E           4JH4E
3JH4BE           4JH4FE
3JH4CE           4JH4BE
3JH4ME          4JH4CE
.                          4JH4ME

 

226 pages
publ. - no date given

free download

18 MB file

 

Yanmar 3JH5E marine diesel engine Datasheet

Datasheet

3JH5E

 

2 pages
publ. - no date given
lang. - English only

 

free download

< 1 MB

Yanmar 4JH Series 45-57 Technical Sheet

Datasheet

4JH Series

 

2 pages

publ. - no date given

 

free download

< 1 MB file

cover of Yanmar 4JH2 Series Parts Catalog

Parts Catalog

4JH2E
4JH2-TE
4JH2-THE
4JH2-DTE
4JH2-UTE (B)

free download

110 pages
5MB file

cover of Yanmar JH4 Operations Manual 2006

Operation Manual

JH4 series

3JH4E
4JH4 AE
4JHL-TE
4JHL-HTE

free download

publ. 2006
18.7 MB file

Yanmar diesel engine 4JH3-DTE Operation manual

Operation Manual

4JH3-TE
4JH3-TCE
4JH3-HTE
4JH3-DTE

65 pages

free download

publ. 1998
5 MB file

cover of Yanmar 4JH3 Service Manual

Service Manual

4JH3 series
4JH3 - TE
4JH3 - HTE
4JH3 - DTE

 

free download

publ. April 1998
2.6 MB file

Yanmar 4JH4-TE-LR Diesel Engine Technical Sheet

Technical Sheet

4JH4-TE Series

 

2 pages
publ. - no date given

free download

< 1 MB file

Yanmar 3JH5E Marine Diesel Engine Service Manual

Service Manual

3JH5E
4JH5E
4JH4-TE
4JH4-HTE

 

380 pages
publ. September 2009

 

free download

30 MB file

Yanmar 3JH40 Operation Manual

Operation Manual

3JH40

4JH45

4JH57

4JH80

4JH110

 

198 pages
publ. - no date given

 

free download

< 1 MB file

Yanmar 4JH45 Service Manual

Service Manual

4JH45

4JH57

4JH80

4JH110

 

312 pages
publ. - no date given

 

free download

21 MB file

Yanmar 4JH5E Marine diesel Engine Service Manual

Service Manual

4JHE
4JH-TE
4JH-HTE
4JH-DTE

 

317 pages
publ. - no date given

free download

47 MB file

Yanmar 4JH4HTE marine diesel engine with KM4A2 Drawing

Drawing

4JH4HTE with KM4A2 Kanzaki transmission

1 page
publ. July 2006

free download

< 1 MB file

Yanmar 4LHA-STE Parts Catalogue

Parts Catalogue

4LHA-STE

 

107 pages
publ. September 2014

 

free download

4 MB file

Yanmar 5-155 kW Parts Catalogue

Parts Catalogue

Water-Cooled Diesel Engines
5-155 kW

 

29 pages
publ. - no date given

 

free download

7 MB file

Yanmar 6EY17W marine diesel engine Information Sheet

Information Sheet

6EY17W

 

1 page
publ. - no date given

 

free download

< 1 MB file

 

Yanmar 6EY17W Marine Diesel Engine Operator Manual

Operation Manual

6EY17W

 

180 pages
publ. March 2013

 

free download

6 MB file

Yanmar 6EY18 Marine Diesel Engine Project Guide

Project Guide

6EY18LW
6EY18ALW

240 pages
publ.  November 2011

 

free download

28 MB file

Yanmar KM3P Service Manual

Service Manual

KM3P       KBW20

KM3A       KBW21

KM4A       KMH4A

 

149 pages

publ. November 1998

 

free download

12 MB file

 

Yanmar L40AE diesel engine Service Manual

Service Manual   L-A Series

L40AE           L48AE
L60AE           L70AE
L75AE            L90AE
L100AE

 

130 pages
publ. - no date given

 

free download

13 MB file

Yanmar L Series diesel engines Brochure & Technical Information

Brochure & Technical Information

L Series

L-N      L-V      L-W

8 pages
publ. - no date given

free download

14 MB file

Yanmar Diesel Engine 6LPA-STP-2 Operation Manual

Operation Manual

6LPA-STP2
6LPA-STZP2

106 pages
publ. January 2012

 

free download

14 MB file

Yanmar L70AE diesel engine Parts Catalog

Parts Catalog

L40AE        L48AE
L60AE        L70AE
L75AE        L90AE
L100AE

 

126 pages
publ. 1980

free download

12 MB file

 

Yanmar 6LP-DTE Marine Diesel Engine Service Manual

Service Manual

6LP-DTE
6LP-DTZE
6LP-DTZE1

6LPA-DTP
6LPA-DTZP

6LP-STE
6LP-STZE
6LP-STZE1

6LPA-STP
6LPA-STZP

 

246 pages
publ. July 1998

free download

20 MB file

Yanmar 6LY2-STE Marine Diesel Engine Operation Manual

Operation Manual

6LY2-STE

 

55 pages
publ. - no date given

 

free download

3 MB file

Yanmar 6LY2-STE Marine Diesel Engine Service Manual

Service Manual

6LY2-STE
6LY2A-STP
6LYA-STP

 

233 pages
publ. June 2001

 

free download

15 MB file

Yanmar 6LY3-STP Marine Diesel Engine Operation Manual

Operation Manual

6LY3-ETP
6LY3-STP
6LY3-UTP

 

90 pages
publ. 2008

 

free download

5 MB file

Service Manual

6LY3-ETP
6LY3-STP
6LY3-UTP

 

397 pages
publ. June 2007

 

free download

21 MB file

 

Yanmar 6LY3-ETP Marine Diesel Engine Service Manual
Yanmar 8LV320Z-ZT370 diesel engine Drawing

Drawing

8LV 320Z-ZT370

 

1 page
publ. - no date given

free download

< MB file

Yanmar 6LYA-UTE Marine Diesel Engine Operation Manual

Operation Manual

6LYA-UTE
6LYA-STE

48 pages
publ. - no date given

 

free download

2 MB file

Yanmar 6LYA-UTE Marine Diesel Engine Service Manual

Service Manual

6LYA-UTE
6LYA-STE

 

214 pages
publ. - no date given

 

free download

15 MB file

Yanmar L48EE-D diesel engine Parts Catalog

Parts Catalog

L-48EE-D         L-48EE-DE
L-48EE-DG      L-48EE-DEG
L-48EE-DP      L-48EE-DEP

 

114 pages
publ. August 2000

 

free download

12 MB file

Yanmar L48N Diesel Engine Operation Manual

Operation Manual

L48N
L70N
L100N

 

104 pages
publ. - no date given

 

free download

7 MB file

Yanmar L48V diesel engine Operation Manual

Operation Manual

L48V
L70V
L100V

 

112 pages
publ. 2005

 

free download

4 MB file

Yanmar L48V diesel engine service manual

Service Manual

L48V
L70V
L100V

 

248 pages
publ. February 2007

 

free download

25 MB file

Yanmar L100 diesel engine Parts Catalog

Parts Manual

L100

 

21 pages
publ. July 2008

 

free download

3 MB file

Yanmar MP Series Diesel Engine Service Manual

Service Manual

MP Series Injection Pumps
(used on TNV direct injection engines)

 

104 pages
publ. 2007

 

free download

6 MB file

 

Yanmar Diesel engine 2QM20H Service Manual

Service Manual

2QM20(H)
3QM30(H)

 

349 pages
publ. - no date given

 

free download

19 MB file

Yanmar 2TE-3TE marine diesel engine brochure

Brochure with performance curves

2TE
3TE

 

4 pages
publ. - no date given

free download

7 MB

Yanmar 2T90 Parts Drawing

Parts Drawing

Model 2T90

 

35 pages
publ. - no date given

 

free download

< 1 MB

Yanmar 4THE92 Diesel Engine Service Manual

TNE Series

4TNE92-NMH
4THE92-NMHA
4TNE98-NMH

 

280 pages
publ. 2005

 

free download

21 MB file

Yanmar 3TNV80FT Troubleshooting

TNV Series

Troubleshooting Manual

3TNV80FT    4TNV84T

3TNV80F      4TNV88

3TNV84T      4TNV94L

3TNV88        4TNV98

 4TNV98T

231 pages
publ. April 2023

 

free download

4 MB file

Yanmar 3TNV88 BKMS Parts

Engine Parts Manual

3TNV88-BKMS

4TNV88-BKMS

4TNV88-BDMS

 

47 pages
publ. 2008

 

free download

< 1 MB file

Yanmar 2YM15 Marine Diesel Engine Operation Manual

Operation Manual

2YM15
3YM20
3YM30

 

56 pages
publ. 2004

 

free download

15 MB file

Yanmar 3YM30 Marine Diesel Engine Service Manual

Service Manual

2YM15
3YM20
3YM30 (+ other models in 3YM series)

231 pages
publ. - 2005

 

free download

16 MB file

Yanmar 2YM15 diesel engine & Kanzaki KM2P-1 gearbox Drawings

Installation Drawings

2YM15 engine & Kanzaki KM2P-1 gearbox

 

1 page
publ. November 2012

 

free download

< 1 MB file

cover of Yanmar YSE8 Service Manual

 

Service Manual

YSE 8
YSE 12

157 pages
publ. July 1972

free download

7MB file

Yanmar Saildrives

Yanmar Saildrive Series Brochure

Information Guide

Saildrive Series

 

2 pages
publ. May 2002

free download

 

< 1 MB file

Yanmar Saildrive Corrosion Bulletin 2010

Service Advisory

Saildrive Corrosion

Advisory MSA2010-007

 

4 pages
publ. April 2010

free download

< 1 MB file

Yanmar SD20 Installation and Operation Manual 1997

Installation and Operation

SD 20
SD 31

 

50 pages
publ. September 1997

 

free download

4 MB file

Yanmar Saildrive SD25 Operation Manual

Operation Manual

SD25

44 pages
publ. June 2014

 

free download

< 1 MB file

Yanmar Saildrive SD20 SD50 Operation Manual

Operation Manual

SD20
SD50
SD50-4T

 

78 pages
publ. 2007

 

free download

3 MB file

Yanmar Saildrive SD20 Service Manual

Operation Manual

SD20
SD30
SD31

 

87 pages
publ - no date given

 

free download

20 MB file

Yanmar Saildrive SD20 Operation Manual 2004

Operation Manual

SD20
SD50
SD50-4T

 

33 pages
publ. 2004

 

free download

< 1 MB file

Yanmar saildrive SD40 Service Manual

Service Manual

SD40
SD40-4T
SD50
SD50-4T

 

69 pages
publ. March 2005

 

free download

3 MB file

Sterndrives

Yanmar ZT370 Sterndrive Operation Manual

Operation Manual

ZT370

 

58 pages
publ. March 2013

 

free download

1 MB file

Yanmar CANplus 600 Operation and Troubleshooting

CANplus 600
Operation and Troubleshooting

 

40 pages

publ. May 2008

 

free download

9 MB file




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