Grundfos SL1 Series User Manual

English (GB)
31
10.3 Assembling the pump
10.3.1 Tightening torques and lubricants
Rocol Sapphire Aqua-Sil, product number RM2924 (1 kg).
Shell Ondina 919X420, product number 96001442 (1 l).
10.3.2 Fitting the shaft seal
Procedure
1. Fit and lubricate the O-ring (153b) with oil.
2. Slide the shaft seal (105) gently over the shaft.
3. Fit and tighten the screws (186).
4. Fit and lubricate the O-ring (107) in the cover for
oil chamber (58) with oil.
5. Fit the cover for oil chamber.
6. Fit and tighten the screws (188).
Procedure (pump with WIO sensor)
1. Fit and lubricate the O-ring (153b) with oil.
2. Slide the shaft seal (105) gently over the shaft.
3. Fit the holder (522) and sensor (521) with one of
the screws (186).
4. Fit the second screw and tighten both screws
(186).
5. Fit and lubricate the O-ring (107) in the cover for
oil chamber (58) with oil.
6. Check that the sensor is positioned correctly. See
section 8.4.1 Fitting the WIO sensor and fig. 10.
This is of special importance in horizontal pumps.
7. Fit the cover for oil chamber.
8. Fit and tighten the screws (188).
Pos. Designation Quantity Dim.
Torque
[Nm]
Lubricant
92a Screw 1 12 ± 2
118a Screw 2
M8 20 ± 2
M10 30 ± 3
174 Screw 1 4 ± 1
181 Union nut 1
7-core cable 50 ± 5
10-core cable 75 ± 5
186 Screw 2 7 + 2-0
182 Screw 4 20 ± 2
187 Screw 4 20 ± 2
188 Screw 2
M8 20 ± 2
M10 30 ± 3
188a Screw 2
M10 50 + 5-0
M12 75 ± 5
193 Screw 2 16 ± 2
O-rings All Rocol

Grundfos SL1 Series Specifications

General

Brand	Grundfos
Model	SL1 Series
Category	Water Pump
Language	English