Siemens FLENDER H SH Series Assembly And Operating Instructions Manual page 43

This speed­monitoring device is an absolute must for safety reasons since in case of
a defect in the overrunning system the auxiliary drive can be destroyed with explosive
effect due to overspeeds.
Colour codes for ventilating, oil inlet, oil level and oil drainage:
Air­relief point: yellow
Oil­filling point: yellow
Oil level: red
14
13
3
8
7
10
Fig. 33: Gear unit fitted with auxiliary drive of types B3.H / T3.H
3 2
8
7
10
Fig. 34: Gear unit fitted with auxiliary drive of type B3.H
1 Main gear unit
2 Lifting eyes
3 Shaft seals
4 Oil dipstick
5 Housing ventilation
6 Oil­drain plug
7 Fan cowl
8 Fan
9 Inspection and/or assembly cover
9 2
B3.H / T3.H ≤ 12
11
9 5
B3.H ≥ 13
BA 5030 en 02/2013
43 / 96
Oil­draining point:
Lubrication point:
18 16
4
5
6
6
17
14
4
13
6
12
15 6
10 Gear­unit fastening
11 Alignment surfaces
12 Alignment thread
13 Auxiliary gear unit
14 Electric motor
15 Overrunning clutch
16 Backstop
17 Speed­monitoring device
18 Oil­filler plug
white
red
1 15
18
6
17
18 1 16 18
6