Our Recommendation

Make
CATERPILLAR
Model
797 (Rigid Dump Trucks)
Engine
DT
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Application
Recommendation
Capacity (ltr)
Engine (DT)
  (b, c, d, e, f, g, h)
458 (a)
Transmission
VERKOL SAE 30 TO-4 (j, k, l, m, n, o)
931 (i)
Differential
VERKOL SAE 50 TO-4 (p, q, r)
946
Final Drives (each)
VERKOL SAE 50 TO-4 (s, t, u)
185
Coolant
 
1,195
Hydraulics
VESTA 10w HD (v, w, x, y, z)
Front Wheel Bearings
VERKOL SAE 50 TO-4 (ba, bb, bc)
60.0
Hoist & Brake System
VERKOL SAE 10w TO-4 (bd, be, bf)
1,850
Steering Hydraulics
VERKOL SAE 10w TO-4 (bg, bh, bi, bj, bk, bl)
360

Lubricant / Capacity Notes

a.
Three oil sumps. One for each block, 210 ltr each; one for coupling, 38 ltr
b.
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
c.
Alternative recommendations, -40°C to 30°C: EO CAT ECF-1 0W-30
d.
Alternative recommendations, -40°C to 10°C: EO CAT ECF-1 0W-20
e.
Alternative recommendations, -30°C to 40°C: EO CAT ECF-1 5W-40
f.
Alternative recommendations, -30°C to 30°C: EO CAT ECF-1 5W-30
g.
Alternative recommendations, -20°C to 40°C: EO CAT ECF-1 10W-30
h.
Alternative recommendations, -15°C to 50°C: EO CAT ECF-1 15W-40
i.
System, 628 ltr; converter sump, 303 ltr
j.
Alternative recommendations, Transmission & Transfer Drive Hitch System, -40°C to 20°C: TF CAT TO4 0W-30
k.
Alternative recommendations, Transmission & Transfer Drive Hitch System, -40°C to 10°C: TF CAT TO4 0W-20
l.
Alternative recommendations, Transmission & Transfer Drive Hitch System, -30°C to 20°C: TF CAT TO4 5W-30
m.
Alternative recommendations, Transmission & Transfer Drive Hitch System, -20°C to 10°C: VERKOL SAE 10w TO-4
n.
Alternative recommendations, Transmission & Transfer Drive Hitch System, 0°C to 35°C: VERKOL SAE 30 TO-4
o.
Alternative recommendations, Transmission & Transfer Drive Hitch System, 10°C to 50°C: VERKOL SAE 50 TO-4
p.
Differential, Front Wheels & Final Drives & <32°C
q.
Alternative recommendations, Differential, Front Wheels & Final Drives, <50°C: TF CAT TO4 60
r.
Alternative recommendations: TF CAT TO4 60
s.
Differential, Front Wheels & Final Drives & <32°C
t.
Alternative recommendations, Differential, Front Wheels & Final Drives, <50°C: TF CAT TO4 60
u.
Alternative recommendations: TF CAT TO4 60
v.
-20°C to 40°C
w.
Alternative recommendations, -20°C to 40°C: TF CAT TDTO 10W; VERKOPLUS 10w30 MSA
x.
Alternative recommendations, -15°C to 50°C: TF CAT TDTO TMS
y.
Alternative recommendations, -5°C to 45°C: HY CAT HYDO 20W
z.
Alternative recommendations, 0°C to 50°C: HY CAT HYDO 30
ba.
Differential, Front Wheels & Final Drives & <32°C
bb.
Alternative recommendations, Differential, Front Wheels & Final Drives, <50°C: TF CAT TO4 60
bc.
Alternative recommendations: TF CAT TO4 60
bd.
-20°C to 50°C
be.
Alternative recommendations, -40°C to 40°C: TF CAT TDTOS 0W-20
bf.
Alternative recommendations, -20°C to 50°C: TF CAT TDTO 10W
bg.
Alternative recommendations, -40°C to 40°C: TF CAT TO4 0W-30
bh.
Alternative recommendations, -40°C to 10°C: TF CAT TO4 0W-20
bi.
Alternative recommendations, -30°C to 40°C: TF CAT TO4 5W-30; TF CAT TO4 5W-40
bj.
Alternative recommendations, -20°C to 40°C: VERKOL SAE 10w TO-4; TF CAT TO4 10W-30
bk.
Alternative recommendations, -15°C to 50°C: TF CAT TO4 15W-40
bl.
Alternative recommendations, 10°C to 50°C: VERKOL SAE 30 TO-4

General Notes

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Oil Change Intervals

Engine (DT)
Hours Max
250
Transmission
Hours Max
1000
Coolant
Months Max
24
Hours Max
2000
Hydraulics
Months Max
18
Hours Max
3000
Hoist & Brake System
Hours Max
2000
Steering Hydraulics
Hours Max
1000