Lombardini 9 LD 625-2 User Manual

- 5 -
9LD Workshop Manual _ cod. 1.5302.286 - 3° ed_rev. 02
-
This manual contains pertinent information regarding the repair of LOMBARDINI air-cooled, direct injection Diesel
engines type 9 LD 625-2 - 625-2 EPA - 626-2 - 626-2 NR: updated November 26
th
, 2008.
CHAPTER INDEX
TABLE OF CONTENTS
1GENERAL REMARKS AND SAFETY INFORMATION ______________________________________ 9-11
General safety during operationg phases .......................................................................................................................... 11
General service manual notes ............................................................................................................................................ 9
Glossary and terminology ................................................................................................................................................... 9
Safety and environmental impact ...................................................................................................................................... 11
Safety and warning decals ................................................................................................................................................ 10
Safety regulations ............................................................................................................................................................. 10
Warranty certificate ............................................................................................................................................................. 9
2TECHNICAL INFORMATION_________________________________________________________ 12-21
Approval data .................................................................................................................................................................... 14
Main components .............................................................................................................................................................. 15
Manufacturer and engine identification .............................................................................................................................. 14
Overall dimension ............................................................................................................................................................. 20
Performance diagram ....................................................................................................................................................... 18
Table of likely anomalies and their symptoms ................................................................................................................... 12
Technical specifications .................................................................................................................................................... 16
Trouble shooting ............................................................................................................................................................... 12
3MAINTENANCE - RECOMMENDED OIL TYPE - REFILLING _______________________________ 22-25
ACEA Regulations - ACEA Sequences ............................................................................................................................. 23
API / MIL Sequences ......................................................................................................................................................... 23
Extraordinary maintenance ............................................................................................................................................... 22
Fuel recommendations ..................................................................................................................................................... 25
International specifications ................................................................................................................................................ 23
Lubricant ........................................................................................................................................................................... 23
Ordinary maintenance ....................................................................................................................................................... 22
Prescribed lubricant .......................................................................................................................................................... 24
Routine engine maintenance ............................................................................................................................................. 22
SAE Classification............................................................................................................................................................ 23
4DISASSEMBLY / REASSEMBLY______________________________________________________ 26-51
Air cleaner ......................................................................................................................................................................... 26
Camshaft .......................................................................................................................................................................... 45
Camshaft end play ............................................................................................................................................................ 46
Camshaft timing ................................................................................................................................................................ 46
Center main bearing support, locating screw. ................................................................................................................... 42
Checking main journals and crank pins ............................................................................................................................. 43
Clearance between main journals/crank pins and connecting rod bearings ...................................................................... 44
Clogging indicator ............................................................................................................................................................. 28
Compression release ........................................................................................................................................................ 32
Connecting rod.................................................................................................................................................................. 39
Connecting rod alignment ................................................................................................................................................. 40
Connecting rod big end bearing ......................................................................................................................................... 40
Connecting rod small end bushing .................................................................................................................................... 40
Connecting rod weight ...................................................................................................................................................... 40
Cooling fan ........................................................................................................................................................................ 30
Crankshaft ........................................................................................................................................................................ 42
Crankshaft center main bearing support ........................................................................................................................... 42
Crankshaft end play .......................................................................................................................................................... 45

Lombardini 9 LD 625-2 Specifications

General

Brand	Lombardini
Model	9 LD 625-2
Category	Engine
Language	English