Operator's manual
Two-rotor in-line rake
DUO 680
DUO 740
- 35 -
Tab. 4.
Torque values for bolts
In the absence of specific torque values, the following chart can be used as a guide to the
maximum safe torque for a particular size and grade of fastener. There is no torque difference for
fine or coarse threads. Torque values are based on clean, dry threads. Reduce value by 10% if
threads are oiled before assembly.
7.
LUBRICATION
7.1.
Gear
Every day before starting work check the oil level and, if needed, refill after having
removed the vent
A
(
Fig. 40 a
) on the top of the gear. The oil level can be checked through check
opening
A
on the side of the gear. Please refill the oil until it is visible in the check opening
A
.
Removing the old oil from the gearbox is done through opening
B
.
Fig. 40.
Lubrication points on the gear
Tab. 5.
Oil capacity
Lubricate bearings (
C
and
D
) once every 50 gear operation hours with
ŁT43
grease
(
Fig. 40b
) (or other equivalent grease designed for lubricating bearings in temp. between -30
o
C and
+ 130
o
C).
Model
Oil capacity
Oil type
DUO 680
1.7 Gal US-Liquid for each one
SAE80W/90 API GL-4
DUO 740
2.2 Gal US-Liquid for each one
A
B
a
D
C
b