Kubota U50-5, Operating Instructions Manual

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180
W9272-8135-1
05/2020
Maintenance
Operating materials
Ambient
temperature
conditions
Recommendation Filled at the factory
Note
Viscosity
Quality
standard
Brand Type
Engine
oil
Engine
above 25 °C
(77 °F)
SAE 30
SAE 10W-30
SAE 15W-40
API CJ-4
API CK-4
JXTG
JASO DH2
SAE 10W-30
Do not mix with other oils.
0 °C to 25 °C
(32 °F to 77 °F)
SAE 20
SAE 10W-30
SAE 15W-40
below 0 °C
(32 °F)
SAE 10W
SAE 10W-30
SAE 15W-40
Front idler SAE 30 API CD -
API CD
SAE 30
Do not mix with other oils.
Truck roller ISO VG 220 - - ISO VG 220 Do not mix with other oils.
Coolant -
SAE J1034
MB 325.0
ASTM D3306
ASTM D4985
KUBOTA
LLC-N-50F
Mixing ratio
50 %
Always use distilled water to
mix with antifreeze.
Always follow the recom-
mendations of the coolant
manufacturer for the mixing
ratio. Do not mix with other
coolants.
Grease
Bolts, bushings,
gears
NLGI-2
DIN 51825
KP2K-30
COSMO
Dynamax
EP2
JCMAS GK verified NLGI-2
grease can also be used.*
* Further information can be found on Japan Lubricating Oil Society’s website (JALOS).
** A fuel with sulphur content not greater than 10 mg/kg (20 mg/kg at point of final distribution) a cetane number not
less than 45 and a fatty acid methyl ester (FAME) content not greater than 7 % volume per volume (v/v) shall be used.
IDEMITSU
Daphne Grease
MP No.2
Hydraulic oil
In winter and/or
at low tempera-
tures
ISO VG 32
ISO VG 46
- SHELL
Tellus S2M46
ISO VG 46
JCMAS HK verified oil can
also be used.*
Do not mix with other oils.
In summer
and/or at high
ambient temper-
atures
ISO VG 46
ISO VG 68
Biodegradable
Hydraulic oil
(Option)
ISO 15380 Panolin
HLP
SYNTH 46
Less than 2 % mineral oil
remains in the system as
per ISO 15380.
Gear oil Drive unit SAE 90 API GL-4 -
API GL-4
SAE 90
Do not mix with other oils.
Fuel** - EN 590 - -
The fuel filled at the factory
is not winter diesel.
For preparing the machine
for use in winter, fill the fuel
tank with winter diesel and
allow the engine to run for a
few minutes.
Refrigerant -
HFC-134a
(R134a)
-
HFC-134a
(R134a)
-