46 GENERAL INFORMATION
9/270, 9/300, 12/235, 17/235, 21/215, 9/270HA, 9/300HA, 10/300HA, 12/235HA, 17/235HA, 21/215HA
EPA CERTIFIED ENGINE DATA and SPECIFICATIONS
ENGINE IDENTIFICATION
Serial No Location
The engine serial number is stamped on a plate.
A. Engine serial number
Electronic control module is located on the mid-left hand side of
engine.
Note: Serial number (SN) and (ECM CODE)
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 Doosan
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 Doosan.
Genuine Doosan parts are supplied by your Doosan branch or
distributor.
Please ensure that only genuine Doosan parts, lubricants and fluids
are used for service and/or repair.
Engine model name
QSL
Engine type Water-Cooled, four cycle, in-line overhead valve type
Combustion type Direct injection
No. of cylinders - bore x stroke. mm (in) 6-114 x 144,5 (4.49 x 5.69)
Engine displacement L (cid) 8,9 (543)
Compression ratio 16,6:1
Firing order 1-5-3-6-2-4
Exhaust emission control system Engine modification
Governor Electronic type
Specified fuel Diesel fuel (ASTM D975 No. 2-D)
Starter (V-kW) 24 - 2.4
Alternator (V-A) 24 - 55
Specified engine oil (API grade) 15W-40 - CI-4
Coolant volume (Engine only) L (qts) 11,1 (11.7)
Engine dry weight kg (lb) 706 (1556)
Engine dimensions
Overall length mm (in) TBA
Overall width mm (in) TBA
Overall height mm (in) TBA
Valve clearance (cold) mm (in) Intake 0,305 (.012) Exhaust 0,559 (.022)
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