Doosan 7/26E, Operation And Maintenance Manual

Page: 65 / 90

GENERAL INFORMATION 61
7/26E, 7/31E, 7/41
Model: 3TNV82A
ENGINE IDENTIFICATION
Serial No Location
The engine serial number is stamped on engine name plate on top of
rocker cover. See illustration on page 61
Confirmation of Engine Number
It is advisable to quote the engine serial number together with the
machine serial number, as it is required when you contact the company
branch or distributor for repair, service or parts ordering.
CAUTION:
Conduct confirmation of engine serial number with the
engine stopped. To avoid being injured, do not check it, while the
engine is still hot.
ENGINE AFTER SERVICE
Please feel free to contact your dealer for periodical inspection and
maintenance.
Doosan Genuine Parts
Genuine Doosan parts are identical with those used in the engine
production, and accordingly, they are warranted by.
Genuine Doosan parts are supplied by your branch or distributor.
Please ensure that only genuine Doosan parts, lubricants and fluids
are used for service and/or repair.
Engine model name 3TNV82A
Engine type Vertical inline water cooled diesel engine
Combustion type Direct injection
No. of cylinders - bore x stroke. mm 3-82x84
Engine displacement L 1.331
Compression ratio 19.2:1
Firing order 1 - 3 - 2
Exhaust emission control system Fuel injection nozzles, fuel injector pump
Governor Mechanical type
Injection nozzles Hole type
Specified fuel Diesel fuel (ISO 8217 DMA, BS2869 A1/A2)
Starter (V-kW) 12-1.2
Alternator (V-A) 12-40
Specified engine oil (API grade) (SAE grade) (CD,CF) (10W-30 or 15W-40)
Coolant volume (Engine only) L 1.8
Engine dry weight kg 128
Overall length mm 528
Engine dimensions Overall width mm 489
Overall height mm 565
Valve clearance (cold) mm 0.2 ±0.05
Nozzle injection pressure MPa 21.6
Injection timing B.T.D.C. at 2.5mm cam lift 18
°
±1