Seepex BN 5-12 Series, Operation & Maintenance Manual

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Assembly and Operating Instructions – Gear Units R..7, F..7, K..7, K..9, S..7, SPIROPLAN® W
6
Inspection/maintenance for the gear unit
Inspection/Maintenance
6. Close the gear unit after the oil level check:
• Re-attach the gasket of the cover plate. Make sure that the sealing surfaces are
clean and dry.
• Screw on the cover plate. Tighten the cover screws with the rated tightening
torque according to the following table from the inside to the outside in the order
illustrated in the figure. Repeat the tightening procedure until the screws are prop-
erly tightened. To prevent the cover plate from being damaged, use only impulse
drivers or torque wrenches (no impact screwdrivers).
18649739
Gear unit
type
Image Retaining
thread
Rated tightening torque T
N
[Nm]
Minimum tightening torque
T
min
[Nm]
R/RF07 E M5 6 4
R/RF17/27 D
M6 11 7 R/RF47/57 A
F27 B
W10 C M5 6 4
W20 C
M6 11 7
W30 A
6 5
2 1
1
1
1 2
7
4
6 8
3 5 4
1
3
2
5
2
3 4
3
2
7 8
5 6
4
4 3
A B C D E
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