1.1.8 - Backstop installation
The backstop used to prevent the reverse rotation of the
gearbox, is mounted on the input shaft (manual ref. 4114) for
Pb 20 to 24.
For Pb 2205, 25, 26 and 27 sizes, it is fi tted with rotation as
specifi ed on the order.
Backstop kit
Ref.
Description
029
backstop cap
032
free wheel fl ange
033
inner race
113
external retaining ring
117
internal retaining ring
118
shims (Pb 2205, 25, 26 and 27)
164
"O" ring seal
170
"O" ring seal
193
cover cap
209
inner race key
268
fi xing screws, washers
303
free wheel
1.2 - Lubrication
Gearbox Poulibloc is supplied without oil. Before running
it is necessary to:
1 - determine mounting position (see table § 1.2.2) ;
2 - install drain plug (magnetic) to lowest gearbox point ;
3 - fi ll gearbox up to level plug ;
4 - place the breather plug to highest gearbox point.
1.2.1 - Plugs position (R, N, V)
R
R
145°
N
125°
V
R
N
60°
45°
V
N
V
16
INSTALLATION - POULIBLOC 2000
Qty
1
1
1
1
2
1 to 3
1
1
1
1
4
1
1
R
N
N
V
V
215°
235°
N
295°
315°
0°
R
R
N
fi g. 10
V
Never use additive or doping when a backstop is
fi tted.
Recommended oil
Gearbox with or without backstop, for operation:
- between -10 and +50°C: mineral oil extreme pressure
ISO VG 220.
- between -30 and +50°C: synthetic oil PAO ISO VG 150.
R
N
V
R
V
Tapered bushing
Input shaft
1. Plugs:
Pb 20 to 24 : G 1/4"; Pb 25 to 27 : G 3/8" ; (before 2011/06 - > Pb 20 to 27 : M16x150)
R : Filling
- N : Level
- V : Draining
Areas to be used for satisfactory operation
and perfect lubrication
Installation guide - POULIBLOC 2000-3000
fi g. 11
3097 en - 2019.02 / g