C
H A P T E R
3
O
P E R A T I N G
T H E
6 7 0 0 B
8 4
6 7 0 0 B G
R I N D E R
O
P E R A T O R
S
A F E T Y
M
A N U A L
8 1 7 8 5 C
Fluid
Recommendations
For fluid recommendation details and additional speci-
fications, refer to the original equipment manufacturer’s
manual or the
6700B Maintenance Manual.
Diesel Engine
Fuel
Caterpillar recommends:
•
Diesel fuel #1 or #2 (ASTM D975) distilled from
crude oil
Oil
Caterpillar recommends:
•
Cat 10W-30 diesel engine oil
•
Cat 15W-40 diesel engine oil
•
API CG-4 multigrade
•
API CH-4 or API CI-4 multigrade if it meets Cater-
pillar’s Engine Crankcase Fluid-1 specification
For viscosity recommendations and other details, refer
to “Refill Capacities” in the Caterpillar Operation and
Maintenance Manual supplied with the machine.
Main Hydraulic System
•
Hydraulic oil AW46 ASTM D or equivalent ISO-
VG46
•
For very cold weather, hydraulic oil AW32 or
equivalent
Clutch Hydraulic System
Use SAE-API service class CD or CC engine oil certi-
fied to meet Caterpillar TO-2 transmission oil specifica-
tion and/or Allison type C-4 transmission fluid.
A 10W, 30, or 40 viscosity can be used, depending on
ambient temperature. See Table below.
Table 5: Recommended Clutch Oil Viscosity
Ambient Air
Temperature
Operating Oil
Temperature
Suggested
Viscosity
–40° C
–40° F
38° C to 66° C
100° F to 150° F
SAE 10W
2° C
35° F
49° C to 77° C
120° F to 170° F
SAE 30
>40° C
>104° F
60° C to 85° C
140° F to 185° F
SAE 40