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Our Recommendation

Make
HARNISCHFEGER (P&H)
Model
H-312 (Caterpillar) (Hydraulic Excavators)
Engine
DT
Application
Recommendation
Capacity (ltr)
Engine (DT)
  (a, b, c, d, e, f)
Coolant
VERKOL TRUCK 50%
Brake Master Cylinder
 
Hydraulics
1
VESTA HM 46 (g, h)
2
MULTIVESTA OP
3
VESTA HLPD 46
General Grease Points
QUAKERTEK ASTURUS 2
Propel Chains & Chain Cases
MAXIDIESEL SAE 30 (i, j)
Pump Drive
VERKOL GT-7 SAE-140 EP (k, l)
Ring Gear
1
MOLYBLACK
2
QUAKERTEK VERKOTAC 350
Slewing Ring Bearing, Propel Chain Case Bearings & Propel Brake
QUAKERTEK ASTURUS 2
Swing Gearbox
VERKOL GT-7 SAE-140 EP (m, n)

General Notes

There are no notes to display for this model

Lubricant / Capacity Notes

a.
Caterpillar list API CH-4 and API CI-4 as preferred oils and API CG-4 as an acceptable alternative. These oils must meet Caterpillar's ECF-1 specification to avoid reduced engine life. API CF-4 should not be used in Caterpillar diesel engines
b.
Alternative recommendations, Caterpillar, -20°C to 40°C: EO CAT ECF-1 10W-30
c.
Alternative recommendations, Caterpillar, -20°C to 10°C: EO CAT ECF-1 10W
d.
Alternative recommendations, Caterpillar, -15°C to 50°C: EO CAT ECF-1 15W-40
e.
Alternative recommendations, Caterpillar, 0°C to 40°C: EO CAT ECF-1 30
f.
Alternative recommendations, Caterpillar, 5°C to 50°C: EO CAT ECF-1 40
g.
Alternative recommendations, -23°C to 18°C: VESTA HM 32 / VESTA HLPD 32 / VESTA HV 32
h.
Alternative recommendations, >-18°C: VESTA HM 46 / MULTIVESTA OP / VESTA HLPD 46
i.
Alternative recommendations, <4°C: VESTA 10w HD
j.
Alternative recommendations, >4°C: MAXIDIESEL SAE 30
k.
Alternative recommendations, Gears (oil), <4°C: SALDUBA 80w90 LS / VERKOL GT-7 SAE-90 EP
l.
Alternative recommendations, Gears (oil), >4°C: VERKOL GT-7 SAE-140 EP
m.
Alternative recommendations, Gears (oil), <4°C: SALDUBA 80w90 LS / VERKOL GT-7 SAE-90 EP
n.
Alternative recommendations, Gears (oil), >4°C: VERKOL GT-7 SAE-140 EP

Oil Change Intervals

Engine (DT)
Hours Max
250
Coolant
Months Max
12
Hours Max
1000
Brake Master Cylinder
Months Max
24
Hydraulics
Hours Max
1000
Propel Chains & Chain Cases
Hours Max
1000
Pump Drive
Months Max
12
Hours Max
500
Swing Gearbox
Hours Max
1000