18 GENERAL INFORMATION
7/20, P65
LUBRICATING OIL SPECIFICATION
(for the specified ambient temperatures).
ABOVE -23°C(-9°F)
Recommended: PRO-TEC
Approved: SAE 10W, API CF-4/CG-4
PRO-TEC compressor fluid is factory-fitted, for use at all ambient
temperatures above -23°C (-9°F).
NOTE: Warranty may be extended only by continuous use of PRO-
TEC and Doosan oil filters and separators.
No other oil/fluids are compatible with PRO-TEC
No other oils/fluids should be mixed with PRO-TEC because the
resulting mixture could cause damage to the airend.
In the event that PRO-TEC is not available and / or the end user needs
to use an approved single grade engine oil, the complete system
including separator / receiver, cooler and pipework must be flushed
clear of the first fill fluid and new Doosan oil filters installed.
When this has been completed, the following oils are approved:
Safety data sheets can be obtained on request from your Doosan
dealership.
For temperatures outside the specified ambient range, consult the
company.
COMPRESSOR
Actual free air delivery.
1,84 m
3
min
-1
(65 CFM)
Normal operating discharge pressure. 7 bar (100 PSI)
Maximum allowable pressure. 8,6 bar (125 PSI)
Safety valve setting. 10 bar (145 PSI)
Maximum pressure ratio (absolute). 7,5 : 1
Operating ambient temperature.
Whisperised -10°C TO +46°C (14° F TO 115°F)
High ambient temp. -10°C TO +52°C (14°F TO 126°F)
Maximum discharge temperature. 120°C (248°F)
Cooling system. Oil injection
Oil capacity. 2,31 litres (0,61 GAL)
Maximum oil system temperature. 120°C (248°F)
Maximum oil system pressure. 8,6 bar (125 PSI)
ENGINE
7/20, P65
Type/model. 7/20 D1005-E3B
P65 D1005-T4i
Number of cylinders. 3
Oil capacity. 5,1 litres (1,35 US GAL)
Speed at full load.
3000 revs min
-1
Speed at idle.
2000 revs min
-1
Electrical system. 12V negative earth
Power available at 2800 revs min
-1
17,5kW (23,5 HP)
Fuel tank capacity 26 litres (6,87 US GAL)
Oil specification
Refer to MAINTENANCE
SHEDULE
Coolant capacity 4 litres (1,06 US GAL)
Oil specification:
Above 25°C (77°F)
SAE30, SAE10W-30 or
15W-40
-10 to 25°C (14°F to 77°F)
SAE10W-30 or 15W-40
Below -10°C (14°F)
SAE10W-30
Engine oil specification
Temperature range: Oil type:
Above 25°C (77°F)
SAE30, SAE10W-30 or 15W-40
-10 to 25°C (14°F to 77°F) SAE10W-30 or 15W-40
Below -10°C (14°F)
SAE10W-30
Diesel fuel specification
DO NOT USE Fuels that have sulfur content greater than 1.0 %
(10000 ppm).
The minimum recommended Fuel Cetane Rating is 45.
Diesel fuels specified to EN 590 or ASTM D975 are recommended.
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