Tightening Torques And Lubrication; Tightening Torques; Lubricating Intervals And Grease - Grundfos MGE-F Instructions Manual

7. Tightening torques and lubrication

7.1 Tightening torques

Pos. Description
Terminal box
166 Screws for terminal box cover
251d Screws for terminal box top
251e Screws for terminal box top
284a Screw for cover over supply terminals
277a Screws for cover
253 Screws for cable entry block
Terminals for supply conductors
Terminals for motor conductors
268 Terminal for PE conductor
279b Terminal for varistor
276a Nuts for busbar
281a Screws for coil
275a Screws for rectifier board and inverter board
Screws for inverter and IGBT (step 1/step 2)
264 Screws for modules
Motor
152 Screws for fan cover
178 Screws for terminal box
182 Screws for bearing cover in the drive end
182a Screws for bearing cover in the non-drive end
185 Screws for bearing end shield in the drive end
185a Screws for bearing end shield in the non-drive end

7.2 Lubricating intervals and grease

Lubricating intervals, grease quantity and type appear from the motor lubricating plate.
1
2
3
4
Fig. 31 Lubricating plate of MGE-F
Torque [Nm]
4
4
4
4
4
4
2.2
2.2
4
1.5
2.2
4
4
4 / 4
2 - 2.5
8
27
8
27
Pos. Description
5
1 Bearing, drive end
6
2 Grease type
7
3 Ambient temperature
8
4 Ambient temperature
5 Bearing, non-drive end
6 Quantity of grease
7 Lubricating interval
8 Lubricating interval
30 / 32