JCB Engine Oil OP 15W40 is recommended for your DOOSAN DA30-5, Tier2

Application	Recommendation		Capacity (ltr)
Engine (DT) (Scania DC09; 276kW)	JCB Engine Oil OP 15W40 (a, b)		36.0
Transmission (ZF8EP320)	(c, d, e)		63.0
Differential (Front)	JCB Gear Oil LS Plus (f, g)		9.4
Differential (Rear)	JCB Gear Oil LS Plus (h)		16.0
Coolant	(i)		38.0
Cab Tilt System	JCB Hydraulic Fluid HP 15 (j)
Hydraulics	1	JCB Hydraulic Fluid OP 46 (k, l, m)	123
Hydraulics	2	JCB Hydraulic Fluid EP 46	123
Centralised Lubrication System	(n)
Lubricator	JCB Special MPL-EP Grease (o)
Planetary Hubs (Front each)	1	JCB Gear Oil LS Plus (p)	11.0
Planetary Hubs (Front each)	2	JCB Gear Oil EP 80W90	11.0
Planetary Hubs (Rear each)	1	JCB Gear Oil LS Plus (q)	7.0
Planetary Hubs (Rear each)	2	JCB Gear Oil EP 80W90	7.0
Tandem Drives (Rear each)	1	JCB Gear Oil LS Plus (r)	48.0
Tandem Drives (Rear each)	2	JCB Gear Oil EP 80W90	48.0

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a.: -20°C to >30°C
b.: Alternative recommendations, -35°C to 30°C: JCB Engine Oil UP 5W30 / JCB FE Engine Oil 5W30
c.: 0°C to >30°C
d.: Alternative recommendations, -5°C to >30°C: EO ZEF 03A 10W-30; EO ZEF 03A 10W-40; EO ZEF 03K 10W-30
e.: Alternative recommendations, 0°C to >30°C: EO ZEF 03K 15W-40
f.: -25°C to 30°C
g.: Alternative recommendations, -25°C to 30°C: JCB Gear Oil LS Plus
h.: -25°C to 30°C
i.: Mix ratio, 50% >-37°C
j.: -20°C to >30°C
k.: -10°C to >30°C
l.: Alternative recommendations, -15°C to >30°C: HV 32; JCB Hydraulic Fluid HP 32; JCB HP Universal ATF
m.: Alternative recommendations, -10°C to >30°C: JCB Hydraulic Fluid HP 46
n.: -30°C to >30°C
o.: Alternative recommendations: GrLiE 1
p.: -25°C to 30°C
q.: -25°C to 30°C
r.: -25°C to 30°C

There is no Oil Change Interval data to display for this model