Doosan D50S-5 Operation & Maintenance Manual page 145

Lubricant Viscosities chart later in this section of Lubricant Viscosities chart later in this section of
the manual. the manual.
Greases are classified according to the National Greases are classified according to the National
Lubricating Grease Institute (NLGI) based on ASTM Lubricating Grease Institute (NLGI) based on ASTM
D217-68 worked Penetration characteristics which D217-68 worked Penetration characteristics which
give a defined consistency number. give a defined consistency number.
Engine Oil (DEO and EO) Engine Oil (DEO and EO)
The following oil specifications provide guidelines for The following oil specifications provide guidelines for
the selection of commercial products : the selection of commercial products :
.Gasoline/LP Engine : API SJ .Gasoline/LP Engine : API SJ
.Diesel Engine : API CH4 or ACEA E5 .Diesel Engine : API CH4 or ACEA E5
Failure to follow the oil recommendations can cause Failure to follow the oil recommendations can cause
shortened engine life due to carbon deposits or shortened engine life due to carbon deposits or
excessive wear. excessive wear.
Consult the EMA Lubricating Oils Data Book for a Consult the EMA Lubricating Oils Data Book for a
listing of oil brands. listing of oil brands.
NOTE: NOTE: The percentage of sulfur in the fuel will The percentage of sulfur in the fuel will
affect the engine oil recommendations. For affect the engine oil recommendations. For
fuel sulfur effects, the Infrared Analysis or fuel sulfur effects, the Infrared Analysis or
the ASTM D2896 procedure can be used to the ASTM D2896 procedure can be used to
evaluate evaluate
properties of engine oil. The sulfur products properties of engine oil. The sulfur products
formation depends on the fuel sulfur content, formation depends on the fuel sulfur content,
oil formulation, crankcase blowby, engine oil formulation, crankcase blowby, engine
operating operating
temperature. temperature.
Drive Axle Oil Drive Axle Oil
NOTE : NOTE : Failure to follow the recommendation will Failure to follow the recommendation will
cause shortened life due to excessive gear cause shortened life due to excessive gear
wear. wear.
• Shoe Brake • Shoe Brake
NOTICE NOTICE
the the residual residual neutralization neutralization
conditions conditions and and ambient ambient
Viscosity : ISO VG32 Viscosity : ISO VG32
Industrial premium hydraulic oils that have passed Industrial premium hydraulic oils that have passed
the Vickers vane pump test (35VQ25). the Vickers vane pump test (35VQ25).
These oils should have antiwear, antifoam, antirust These oils should have antiwear, antifoam, antirust
and antioxidation additives for heavy duty use as and antioxidation additives for heavy duty use as
stated by the oil supplier. ISO viscosity grade of 32 stated by the oil supplier. ISO viscosity grade of 32
would normally be selected. would normally be selected.
Transmission Oil (TDTO) Transmission Oil (TDTO)
These oils are formulated for transmissions and These oils are formulated for transmissions and
drive trains only, and should not be used in engines. drive trains only, and should not be used in engines.
Shortened engine life will result. Shortened engine life will result.
NOTE: NOTE: Multi-grade Multi-grade
DOOSAN DOOSAN for for
Multi-grade oils which use high molecular Multi-grade oils which use high molecular
weight weight polymers polymers
improvers lose their viscosity effectiveness improvers lose their viscosity effectiveness
by permanent and temporary shear of the by permanent and temporary shear of the
viscosity index improver and therefore, are viscosity index improver and therefore, are
not recommended for transmission and not recommended for transmission and
drive train compartments. drive train compartments.
NOTE: Failure to follow this recommendation can NOTE: Failure to follow this recommendation can
cause shortened transmission life due to cause shortened transmission life due to
material material
frictional requirements for disk materials frictional requirements for disk materials
and/or excessive gear wear. and/or excessive gear wear.
Select Oil that meets below specifications. Select Oil that meets below specifications.
ZF 3WG116 ZF 3WG116
 
D50/60/70/80/90S-5(3 Speed) D50/60/70/80/90S-5(3 Speed)
: API CD/TO-2 or M : API CD/TO-2 or MIL-L-2104D,E
ZF 3WG94 ZF 3WG94
 
D50/60/70/80/90S-5(3 Speed) D50/60/70/80/90S-5(3 Speed)
: ZF POWERFLUID : ZF POWERFLUID
PT 50 PT 50
 
D50/60/70S-5 (2 Speed), G50/60/70S-5 D50/60/70S-5 (2 Speed), G50/60/70S-5
: GM DEXRON : GM DEXRON
144 144
Brake Oil (Only for OCDB) Brake Oil (Only for OCDB)
As brake oil for oil cooled disc brake system (OCDB), As brake oil for oil cooled disc brake system (OCDB),
use the oil that has the same specifications with use the oil that has the same specifications with
hydraulic oil. hydraulic oil.
The following commercial classifications can be The following commercial classifications can be
used in the brake system. used in the brake system.
ISO 6743/4 HM ISO 6743/4 HM
 
AFNOR NFE 48-603 HM AFNOR NFE 48-603 HM
 
DIN 51524 TEIL 2 H-LP DIN 51524 TEIL 2 H-LP
 
HAGGLUNDS DENISON HFO-HF2 HAGGLUNDS DENISON HFO-HF2
 
CINCINNATI P68, 69, 70 CINCINNATI P68, 69, 70
 
NOTICE NOTICE
oils oils are are not not blended blended
use use in in transmissions. transmissions.
as as viscosity viscosity
incompatibility, incompatibility, inadequate inadequate
IL-L-2104D,E
Maintenance Section Maintenance Section
by by
index index