Reliablestore9@gmail.com 
Paul B
14 Sep 2024
Great first time buyer experience.
TIM B
14 Sep 2024
EASY TO USE FOR AN INEXPERIENCED WEB USER.
Ron W
15 Sep 2024
Your payment form filled in my information nicely. Easy site to navigate.
Mark
15 Sep 2024
Fast and reliable
John B
15 Sep 2024
great service / affordable
Dave
14 Sep 2024
Fast and simple
Randall L
14 Sep 2024
Easy and fast, reasonably priced.
Wayne
15 Sep 2024
OK so far
Demarrian
14 Sep 2024
Everything was easy to understand and very plain and simple information that is extremely accurate.
lowhfoo
14 Sep 2024
Great!
Jacques P
15 Sep 2024
Very satisfied with the way it's done. thank you
Paul B
15 Sep 2024
Wow, excellent. I have been looking for something so easy and just what I need!!!
gary h
15 Sep 2024
Easy to find correct product, simple checkout!
Todd C
14 Sep 2024
Quick, easy and painless
Stephen H
14 Sep 2024
Brilliant
Scot
15 Sep 2024
thank you!
Claudio N
15 Sep 2024
easy to use and the prices are great
Ron W
15 Sep 2024
Your payment form filled in my information nicely. Easy site to navigate.
Annie
14 Sep 2024
I love this transformational tool~ My shopping experience has been great!!
Marvin
14 Sep 2024
Keep up the good work
VOLVO PENTA 230 250 251 AQ131 AQ151 AQ171 WORKSHOP MANUAL
VOLVO PENTA 230 250 251DOHC AQ131 AQ151 AQ171 WORKSHOP FACTORY REPAIR SERVICE MANUAL
230, 250, 251DOHC
AQ131, AQ151, AQ171
This Workshop Manual contains technical data, descriptions
and repair instructions for Volvo Penta products
or product versions contained in the contents list.
Safety Precautions .............................................................................. 2
General information ............................................................................ 5
Repair instructions ............................................................................. 6
Presentation ........................................................................................ 8
Trouble-shooting Scheme ..................................................................11
1. Overhaul Data ...............................................................................12
2. Special Tools ................................................................................20
3. Electrical System .........................................................................23
Wiring Diagram AQ131, AQ151, 230, 250 Alt. 1. ........................24
Wiring Diagram 230, 250 Alt. 2 ..................................................26
Wiring Diagram AQ171, 251DOHC Alt.1. ..................................28
Wiring Diagram 251DOHC Alt. 2 ...............................................30
4A. Fuel System ..................................................................................32
Trouble shooting and Remedies Fuel System ............................32
Overhauling and checking the carburetor ...................................33
4B. Renix Ignition System..................................................................38
Trouble-shooting and repair ignition system 251DOHC, AQ171 38
4C. Cylinder Head ...............................................................................44
Removal of teh external components .........................................44
4D. Cooling System ............................................................................48
Overhauling the heat exchanger .................................................48
Overhauling the sea water pump ................................................49
Check the thermostat..................................................................49
4E. Overhauling the valve system .....................................................50
Overhauling the valve system 230, 250, AQ131, AQ151 ...........50
Adjusting the valves 230, 250, AQ131, AQ151 ..........................59
Valve system 251DOHC, AQ171. Technical Description ...........61
Overhauling the valve system 251DOHC, AQ171 ......................63
4F. Installing the toothed belt ...........................................................71
Installing the toothed belt 230, 250, AQ131, AQ151 ......................71
Installing the toothed belt 251DOHC, AQ171.................................73
4G. Installing the external components of the Cylinder Head ........74
5. Cylinder Block ..............................................................................78
5A. Removing the external components ...........................................78
5B. Overhauling the Crank Assembly ...............................................80
The lubricating oil pump Overhauling..........................................87
5C. Installing the external components ............................................93
Overhauling the oil cooler 250, 251DOHC, AQ151, AQ171 ........95
Workshop Manual Please email at ireneroberson9@gmail.com and we will provide you with the any manual you need right away. We are constantly updating the site with new stock but we have much more than available in the website.
230, 250, 251DOHC
AQ131, AQ151, AQ171
This Workshop Manual contains technical data, descriptions
and repair instructions for Volvo Penta products
or product versions contained in the contents list.
Safety Precautions .............................................................................. 2
General information ............................................................................ 5
Repair instructions ............................................................................. 6
Presentation ........................................................................................ 8
Trouble-shooting Scheme ..................................................................11
1. Overhaul Data ...............................................................................12
2. Special Tools ................................................................................20
3. Electrical System .........................................................................23
Wiring Diagram AQ131, AQ151, 230, 250 Alt. 1. ........................24
Wiring Diagram 230, 250 Alt. 2 ..................................................26
Wiring Diagram AQ171, 251DOHC Alt.1. ..................................28
Wiring Diagram 251DOHC Alt. 2 ...............................................30
4A. Fuel System ..................................................................................32
Trouble shooting and Remedies Fuel System ............................32
Overhauling and checking the carburetor ...................................33
4B. Renix Ignition System..................................................................38
Trouble-shooting and repair ignition system 251DOHC, AQ171 38
4C. Cylinder Head ...............................................................................44
Removal of teh external components .........................................44
4D. Cooling System ............................................................................48
Overhauling the heat exchanger .................................................48
Overhauling the sea water pump ................................................49
Check the thermostat..................................................................49
4E. Overhauling the valve system .....................................................50
Overhauling the valve system 230, 250, AQ131, AQ151 ...........50
Adjusting the valves 230, 250, AQ131, AQ151 ..........................59
Valve system 251DOHC, AQ171. Technical Description ...........61
Overhauling the valve system 251DOHC, AQ171 ......................63
4F. Installing the toothed belt ...........................................................71
Installing the toothed belt 230, 250, AQ131, AQ151 ......................71
Installing the toothed belt 251DOHC, AQ171.................................73
4G. Installing the external components of the Cylinder Head ........74
5. Cylinder Block ..............................................................................78
5A. Removing the external components ...........................................78
5B. Overhauling the Crank Assembly ...............................................80
The lubricating oil pump Overhauling..........................................87
5C. Installing the external components ............................................93
Overhauling the oil cooler 250, 251DOHC, AQ151, AQ171 ........95
Workshop Manual Please email at ireneroberson9@gmail.com and we will provide you with the any manual you need right away. We are constantly updating the site with new stock but we have much more than available in the website.
