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Make
CATERPILLAR
Model
784C (Rigid Dump Trucks)
Engine
DT

Application
Recommendation
Capacity (gal)
Data Sheet
Sales Sheet
Engine (DT)
Premium
Maxtron DEO SAE 15W-40
(a, b, c, d, e)
53.9
PDS
Mainline
Superlube TMS SAE 15W-40
PDS
Transmission
Power Transmission Fluid SAE 50
(g, h, i, j, k)
65.5 / 21.9 (f)
PDS
Differentials
Power Transmission Fluid SAE 50
(l, m)
100
PDS
Final Drives (each)
Power Transmission Fluid SAE 50
(n, o)
19.5
PDS
Coolant
Refer to Technical
103
Front Wheel Bearings
Power Transmission Fluid SAE 50
(p, q)
3.7
PDS
Hoist & Brake System
Power Transmission Fluid SAE 10W
(r, s, t)
169 / 111 (f)
PDS
Steering Hydraulics
Power Transmission Fluid SAE 10W
(u, v, w, x, y, z)
30.9 / 24.0 (f)
PDS
Engine (DT)
Recommendation:
Premium Maxtron DEO SAE 15W-40
Mainline Superlube TMS SAE 15W-40
(a, b, c, d, e)
Capacity 53.9(gal)
Transmission
Recommendation:
Mainline Power Transmission Fluid SAE 50
(g, h, i, j, k)
Capacity 65.5 / 21.9(gal) (f)
Differentials
Recommendation:
Mainline Power Transmission Fluid SAE 50
(l, m)
Capacity 100(gal)
Final Drives (each)
Recommendation:
Mainline Power Transmission Fluid SAE 50
(n, o)
Capacity 19.5(gal)
Coolant
Recommendation:
Ultra Premium Refer to Technical
Capacity 103(gal)
Front Wheel Bearings
Recommendation:
Mainline Power Transmission Fluid SAE 50
(p, q)
Capacity 3.7(gal)
Hoist & Brake System
Recommendation:
Mainline Power Transmission Fluid SAE 10W
(r, s, t)
Capacity 169 / 111(gal) (f)
Steering Hydraulics
Recommendation:
Mainline Power Transmission Fluid SAE 10W
(u, v, w, x, y, z)
Capacity 30.9 / 24.0(gal) (f)

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.
5°F to 122°F
c.
Alternative recommendations, -40°F to 86°F: Refer to Technical
d.
Alternative recommendations, -22°F to 104°F: Maxtron Enviro-Edge SAE 5W-40
e.
Alternative recommendations, -4°F to 104°F: Maxtron DEO SAE 10W-30 / Superlube TMS SAE 10W-30
f.
System / Reservoir
g.
50°F to 122°F
h.
Alternative recommendations, -40°F to 68°F: Refer to Technical
i.
Alternative recommendations, -22°F to 68°F: Refer to Technical
j.
Alternative recommendations, -4°F to 50°F: Power Transmission Fluid SAE 10W
k.
Alternative recommendations, 32°F to 95°F: Maxtron Power Transmission Fluid MV / Power Transmission Fluid SAE 30
l.
<90°F
m.
Alternative recommendations, <122°F: Refer to Technical
n.
<90°F
o.
Alternative recommendations, <122°F: Refer to Technical
p.
<90°F
q.
Alternative recommendations, <122°F: Refer to Technical
r.
-4°F to 122°F
s.
Alternative recommendations, -40°F to 104°F: Refer to Technical
t.
Alternative recommendations, -4°F to 122°F: Power Transmission Fluid SAE 10W
u.
-4°F to 104°F
v.
Alternative recommendations, -40°F to 104°F: Refer to Technical
w.
Alternative recommendations, -22°F to 104°F: Refer to Technical
x.
Alternative recommendations, -4°F to 104°F: Maxtron Power Transmission Fluid MV
y.
Alternative recommendations, 5°F to 122°F: Refer to Technical
z.
Alternative recommendations, 50°F to 122°F: Maxtron Power Transmission Fluid MV / Power Transmission Fluid SAE 30

Oil Change Intervals

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