Krone ActiveMow R 200 Operating Instructions Manual page 60

11 Maintenance - General Information
11.2 Tightening torques
X
M4
M5
M6
M8
M10
M12
M14
M16
M20
Locking screws on the gearboxes
INFORMATION
The tightening torques only apply to assembly of locking screws, viewing glasses, ventilation
and breather filters and bleed valves in gearboxes with cast housings or aluminium or steel
housings. The term "locking screw" includes the drain plug, the inspection screw as well as
the ventilation and breather filters.
The table only applies to locking screws with external hexagon together with copper seal ring
and for bleed valves made of brass with shaped seal ring.
Thread
M10x1
M12 x 1.5
G1/4"
M14 x 1.5
M16 x 1.5 45
M18 x 1.5 50
M20 x 1.5
G1/2"
M22X1.5
M24x1.5
G3/4"
M33x2
G1"
M42x1.5
G1 1/4"
60
Strength class
5.6
Tightening torque (Nm)
23
34
Locking screw and viewing glass with
)
copper ring*
Ventilation/breather filter made of
steel
Steel and cast Aluminium
Maximum tightening torque (Nm) (±10 %)
40
45
8.8 10.9
2.5 3.5
4.7 7
8 12
20 29
39 58
68 100
108 160
168 248
340 488
Bleed valve made of brass
Ventilation and breather filter made of
brass
Steel and cast
8
14
14
16
24
30
32
32
35
60
60
80
80
100
100
Original Operating Instructions 150000521_04_en
12.9
4.1
8
15
35
67
116
188
292
568
Aluminium
24
30
ActiveMow R 200