Shibaura Diesel Engines N843-D, N843L-D, N844L-D Manual
Engine Model: N843-D, N843L-D, N844L-D
Format PDF
Service Manual
Manual Table of Content
1. General
2. Disassembly, Inspection and Repair
3. Troubleshooting
4. Service Standard Data
Cylinder Block Inspection
(1) Check for crack, damage and distortion on the top of the block in the same way as in the cylinder head.
(2) Measurement of cylinder bore
There should be no scratch, rust, corrosion, etc. on the cylinder bore when checked visually. Measure the cylinder bore at the top, center and bottom respectively in the crankshaft direction and the direction at right angle to it . If the repair value is exceeded, replace engine long block.
Standard Assembling value less than 0.05
Repair value when more than 0.12
