Manuals for Nanni Diesel Engines


(Message me via Live Chat if don't find what you are looking for, or have old manuals to share to help other sailors.
If these downloads are useful please make a donation to cover web-hosting costs and future development including manuals in additional languages.
Thanks,
Dennison
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
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
STEP THREE - keep a Maintenance Logbook
Keep a detailed and accurate record:
- all the work done on your diesel system - what, when & by who
- inventory of serial numbers, component descriptions
- early warning of potential problems
- 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.


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
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
jump to Saildrives

Engine Catalogue
Nanni engines with Kubota bases
28 pages
publ. November 2010
11 MB file

Lubrication Chart
3 pages
publ. December 2013
<1 MB file

Lubrication Chart
Engines & Recommended Oils
3 pages
publ. December 2013
< 1 MB file


Brochure
Information about engines for SOLAS-approved lifeboats
N3.30 N4.38
N4.5 N4.60
N4.85
2 pages
publ. April 2009
< 1 MB file

Nanni Battery Isolator Wiring for Kubota Diesel Engine N2.10*
(in French) *double check this is correct for your engine
3 pages
publ. February 2008
<1 MB file


Wiring Diagram for all Nanni Engines with Kubota Engine Base*
(in French)*double check this is correct for your engine
1 page
publ. December 1999
<1 MB file

Wiring Diagram for Nanni Engines with Kubota Engine Base*
(in English) *double check this is correct for your engine
1 page
publ. August 2011
<1 MB file

Puissances Administratives Plaisance
N2 - N3 - N4
8 pages
publ. January 2025
< 1 MB file


Warranty Conditions
2023-2025
18 pages
publ. no date given
< 1 MB file

Product Guide 2025
104 pages
publ. October 2024
6 MB file

Workshop Manual
2.40 HE
59 pages
publ. March 1989
2 MB file

Workshop Manual
2.45 HE
2.50 HE
3.75 HE
(Kubota engine base)
142 pages
publ. November 2004
8 MB file

Operating Instructions
2.60H/HE
3.90H/HE
4.110H/HE
8 pages
publ. - no date given
<1 MB file

Workshop Manual
2.60
3.90
4.110
93 pages
publ. April 1990
12 MB file

Spare Parts Catalogue
3.90HE
55 pages
publ. August 2014
3 MB file

Technical Data Sheet
3.90 HE
1 page
publ. 1999?
< 1 MB file

Technical Specifications Sheet
3.90H 3.90HE
4.110H 4.110HE
1 page
publ. - no date given
< 1 MB file

Wiring diagram
2.60 H/ HE
3.90 H/HE
4.110 H/HE
1 page
publ. December 1988
< 1 MB file

Troubleshooting Numbers
and Probable Causes
2.60H/HE
10 pages
publ. - no date given
<1 MB file


Brochure
4.190 HE
2 pages
publ. - no date given
3 MB file

Parts Catalogue
Moteur 4.190 HE
47 pages
publ. - March 2006
81 MB file

Workshop Manual
3.100 HE
3.110 HE
4.150 HE
Kubota engine block
135 pages
publ. May 1996
25 MB file

Workshop Manual
4.195 HE
4.200 HE
4.220 HE
5.280 HE
Kubota engine block
125 pages
publ. January 2013
4 MB file

Workshop Manual
4.330 TDI
4.340 TDI
Kubota block:
V3300-E2B
V3300-T-E2B
143 pages
publ. March 2004
6 MB file

Workshop Manual
N4.40
175 pages
publ. January 2009
5 MB file

Workshop Manual
Engine Base
V2003-T-B/F2503-T-B
5.250 TDI
113 pages
publ May 1997
14 MB file

Instruction Manual
5.250 TDI
4.330 TDI
4.340 TDI
ref. 970310284
20 pages
no date given
14 MB file

Spare Parts Catalogue
5.250TDI
40 pages
publ. March 2006
2 MB file

Instruction Manual
6.420 TDI
T6.280
T6.300
Z6 300
92 pages
publ. - December 2018
5 MB file

Workshop Manual
6.280 HE
Kubota block:
S2200-B
S2600-B
S2800-B
107 pages
publ. - no date given
20 MB file

Instruction Manual
6.420 TDI
T6 300
Z6 300
16 pages
publ. - no date given
< 1 MB file

Instruction Manual
H4.115
H4.130
H4.150
H4.170
32 pages
publ. 2009
1 MB file

Installation Drawing
H4.150 with TTM40A transmission
1 page
publ. March 2010
<1 MB file

Installation Drawing
H4.50 with TM345A transmission
1 page
publ. March 2010
<1 MB file

Installation Drawing
H4.50 with ZF25A transmission
1 page
publ. March 2010
<1 MB file

Installation Drawing
N2.10
59 pages
publ. March 1989
< 1 MB file

Installation Drawings
N2.10 with saildrive 110S
1 page
publ. November 2006
<1 MB file

Installation Drawings
N2.10 with saildrive 120S
1 page
publ. October 2010
<1 MB file

Installation Drawings
N2.10 with saildrive SD10
1 page
publ. July 2006
<1 MB file

Installation Drawings
N2.10 with saildrive SP60
1 page
publ. December 2009
<1 MB file

Installation Drawings
N2.10 with TMC 40
1 page
publ. June 2006
<1 MB file

Operator's Manual
N2.10
N2.14
N3.21
68 pages
publ. - no date given
2 MB file

Specifications
N2.10
2 pages
publ. - no date given
< 1 MB file

Workshop Manual
N2.10 before engine serial number KTA09040647
Kubota block:
SM-E2B
129 pages
publ. November 2004
7 MB file

Workshop Manual
N2.10 starting at serial number KTA09040647
Kubota block:
SM-E2B
129 pages
publ. March 2007
5 MB file

Wiring Diagram
N2.10
N2.14
N3.21
1 page
publ. August 2011
< 1 MB file

Specifications N2.14
2 page
publ. no date given
< 1 MB file

Workshop Manual
N2.14 before engine serial number KTB09010509
Kubota engine block:
SM-E2B
131 pages
publ. November 2004
7 MB file

Workshop Manual
N2.14 starting from engine serial number KTB09010509
Kubota engine block:
SM-E2B
131 pages
publ. March 2007
5 MB file

Installation Drawing
N 2.14 - N 3.21
1 page
publ. February 2007
< 1 MB file

Spare Parts Catalogue
2.60 HE
53 pages
publ. March 2006
2 MB file

Instruction Manual
3.100 HE
4.150 HE
9 pages
publ. January 2000
lang: English, Dutch, Finnish, French, German, Italian, Norwegian, Spanish
1 MB file

Instruction Manual
N3.21
12 pages
publ. 2009
< 1 MB file

Spare Parts Catalogue
N3.21
37 pages
publ. August 2014
2.5 MB file

Operator Manual
N3.21
N3.30
92 pages
publ. November 2018
5 MB file

Specifications
N3.21
2 pages
publ. no date given
5 MB file

Workshop Manual
N3.21 before engine serial number KTC08060800
133 pages
publ. november 2004
7 MB file

Workshop Manual
N3.21 starting from engine serial number KTC08060800
133 pages
publ. March 2007
6 MB file

Operator's Manual
N3.30
N4.38
68 pages
publ. August 2013
2 MB file

Specifications
N3.30
2 pages
publ. no date given
< 1 MB file

Workshop Manual
N3.30 before engine serial number KTD08090423
Kubota engine block 05 Series
128 pages
publ. May 1996
24 MB file

Workshop Manual
N3.30 starting from engine serial number KTD08090423
Kubota engine block 05-E3B
129 pages
publ. March 2007
4 MB file

Installation Diagrams
N3.30
N4.38
1 page
publ. April 2007
< 1 MB file

Installation Diagrams
4.380/90TDI
1 page
publ. December 2015
< 1 MB file

Spare Parts Catalogue
3.75HE
38 pages
publ. march 2006
2 MB file

Specifications
N4.140
2 pages
publ. 2016
<1 MB file

Operator's Manual
N4.115
N4.140
66 pages
publ. November 2015
2 MB file

Workshop Manual
N4.115
Kubota engine block:
V3800DI-E2B
V3800I-T-E2B
148 pages
publ. March 2004
6 MB file

Operator Manual
N4.38
88 pages
publ. November 2018
5 MB file

Specifications
N4.38
2 pages
publ. no date given
< 1 MB file

Specifications
N4.40
2 pages
publ. no date given
< 1 MB file

Operator's Manual
N4.40
87 pages
publ. December 2018
6 MB file

Operator's Manual
N4.40
N4.43HD
N4.47MD
N4.50
68 pages
publ. August 2013
2 MB file

Workshop Manual
N4.40 before serial number KTF08040093
Kubota engine block 03-E2B
125 pages
publ. May 2004
3 MB file

Workshop Manual
N4.40 starting from serial number KTF08040093
Kubota engine block:
03-M-E3B
03-M-DI E3B
03-M-E3BG
175 pages
publ. Jan 2009
10 MB file

Workshop Manual
N4.50 before serial number KTH08040183
Kubota engine block: 03-M-DI-E2B
135 pages
publ. February 2004
4 MB file

Workshop Manual
N4.50 starting from serial number KTH08040183
Kubota engine block:
03-M-E3B
03-M-DI-E3B
03-M-E3BG
187 pages
publ. January 2009
10 MB file

Installation Drawings
N4.40
N4.43HD
N4.50
1 page
publ. April 2006
<1 MB file

Specifications
N4.50
2 page
publ. no date given
< 1 MB file


Operator's Manual
N4.60
N4.40HD
68 pages
publ. August 2013
2 MB file

Workshop Manual
4.200TD
N4.60
Kubota block:
V2003-T-B
F2503-T-B
113 pages
publ. may 1997
14 MB file

Specifications
N4.65
2 pages
publ. no date given
< 1 MB file

Operator's Manual
N4.65
64 pages
publ. June 2017
2 MB file

Operator Manual
N4.65
N4.80
94 pages
publ. - December 2018
11 MB file

Specifications
N4.80
2 pages
publ. no date given
2 MB file

Operator's Manual
N4.85
N4.100
68 pages
publ. August 2008
2 MB file

Workshop Manual
N4.85
N4.100
Kubota block
07-E3B series
209 pages
publ. november 2007
8 MB file

Technical Data
N4.115
1 page
publ. March 2007
< 1 MB file


Specifications
N4.115E SD
2 pages
publ. no date given
< 1 MB file

Specifications
N4.115
2 pages
publ. no date given
< 1 MB file

Specifications
N4.140
2 pages
publ. no date given
< 1 MB file

Specifications
N4.140E SD
2 pages
publ. no date given
< 1 MB file

Operator Manual
N4.115
N4.140
98 pages
publ. November 2018
6 MB file

Specifications
N5.150
2 pages
publ. no date given
< 1 MB file

Operator Manual
N5.150
88 pages
publ. March 2019
4 MB file

Operator Manual
N5.160 CR2
N5.180 CR2
N5.200 CR2
N5.230 CR2
104 pages
publ. May 2019
5 MB file

Specifications
N5.160 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N5.180 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N5.200 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N5.230 CR2
2 pages
publ. no date given
< 1 MB file

Operator Manual
N6.160
N6.180
N6.200
N6.230
102 pages
publ. July 2019
6 MB file

Specifications
N6.160
2 pages
publ. no date given
< 1 MB file

Specifications
N6.180
2 pages
publ. no date given
< 1 MB file

Specifications
N6.200
2 pages
publ. no date given
< 1 MB file

Specifications
N6.230
2 pages
publ. no date given
< 1 MB file

Operator Manual
N6.285 CR2
N6.325 CR2
N6.360 CR2
N6.405 CR2
102 pages
publ. July 2019
6 MB file

Specifications
N6.285 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N6.325 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N6.360 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N6.405 CR2
2 pages
publ. no date given
< 1 MB file

Operator Manual
N9.330 CR2
N9.380 CR2
N9.430 CR2
N9.510 CR2
N9.600 CR2
108 pages
publ. August 2019
7 MB file

Specifications
N9.330 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N9.380 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N9.430 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N9.510 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N9.600 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N13.430 CR2
2 pages
publ. no date given
< 1 MB file

Operator Manual
N13.430 CR2
N13.510 CR2
N13.580 CR2
N13.660 CR2
N13.800 CR2
110 pages
publ. September 2019
8 MB file

Specifications
N13.580 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N13.800 CR2
2 pages
publ. no date given
< 1 MB file

Specifications
N13.700 CR3 HD
2 pages
publ. no date given
< 1 MB file

Operator Manual
N13.700 CR3 HD
N13.700 CR3
N13.750 CR3
N13.800 CR3
N13.900 CR3
N13.930 CR3
110 pages
publ. March 2020
6 MB file

Specifications
N13.700 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N13.750 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N13.800 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N13.900 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N13.930 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N16.1000 CR3
2 pages
publ. no date given
< 1 MB file

Operator Manual
N16.900 CR3
N16.1000 CR3
N16.1100 CR3
N16.1150 CR3
N16.1200 CR3
96 pages
publ. August 2020
6 MB file

Specifications
N16.1100 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N16.1150 CR3
2 pages
publ. no date given
< 1 MB file

Specifications
N16.1200 CR3
2 pages
publ. no date given
< 1 MB file

Workshop Manual
T4.155
T4.380 TDI
T4.390 TDI
(Toyota M1KZ engine base)
191 pages
publ. - no date given
22 MB file

Instruction Manual
T4.155
4.380 TDI
4.390 TDI
13 pages
publ. October 2004
lang: English, Dutch, Finnish, French, German, Italian, Norwegian, Spanish
1 B file

Diagram
T4.155 T4.380
T4.390 TDI
with ZF 53V
1 page
publ. - no date given
< 1 MB file

Diagram
T4.155W and T4.380 TDI eith TM93 transmission
1 page
publ. December 2005
<1 MB file

Diagram
T4.155
with ZF 25A
1 page
publ. - July 2004
< 1 MB file

Diagram
T4.155
with ZF 25H
1 page
publ. - September 2006
< 1 MB file

Diagram
T4.155
with ZF 45A
1 page
publ. - June 2002
< 1 MB file

Instruction Manual
T4.165
T4.180
T4.200
12 pages
publ. 2009
1 MB file

Workshop Manual
T4.165
T4.180
T4.200
208 pages
publ. April 2011
24 MB file

Wiring Diagram
T4.165 (not confirmed)
1 page
publ. November 2011
< 1 MB file

Specifications
T4.205
2 pages
publ. no date given
< 1 MB file

Operator's Manual
T4.205
T4.230
T4.270
67 pages
publ. - no date given
1 MB file

Specifications
T4.230
2 pages
publ. no date given
< 1 MB file

Specifications
T4.270
2 pages
publ. no date given
< 1 MB file

Specifications
T6.280
2 pages
publ. no date given
< 1 MB file

Specifications
T6.300
2 pages
publ. no date given
< 1 MB file

Operator's Manual
T8V.320
T8V.350
T8V.370
64 pages
publ. March 1997
1 MB file

Operator's Manual
T8V.320
T8V.350
T8V.370
98 pages
publ. August 2018
6 MB file

Specifications
T8V.320
2 pages
publ. no date given
< 1 MB file

Specifications
T8V.350
2 pages
publ. no date given
< 1 MB file

Specifications
T8V.370
2 pages
publ. no date given
< 1 MB file

Instruction Manual
V6.180
V6.200
32 pages
publ. 2009
2 MB file

Instruction Manual
V6.270
V6.320
V6.350
32 pages
publ. 2009
2 MB file

Specifications
Z4.230
2 pages
publ. no date given
< 1 MB file

Specifications
Z4.270
2 pages
publ. no date given
< 1 MB file

Specifications
Z6.300
2 pages
publ. no date given
< 1 MB file
Information relevant to saildrives

Spare Parts Catalogue
SD10 Adaptation
31 pages
publ. December 2004
2 MB file