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en – Original instructions
28
e-IXPS - Installation, Operation and Maintenance Instructions
Replacement of the mechanical seal
If liquid leaks out at the mechanical seal, then the seal is damaged and must be replaced.
6.3
Long periods of inactivity
1.
Close the on-off valve on the suction side.
2.
Completely empty the unit.
3.
Protect the unit against freezing.
4.
Before restarting the unit, check that the shaft is rotating freely, without mechanical
impediments.
NOTE:
If the unit has not been used for more than 2 years, replace the grease in the bearings.
6.4
Spare parts ordering
Identify the spare parts with the product codes directly on the site www.lowara.com/spark.
Contact Xylem or the Authorised Distributor for further technical information.
6.5
Tightening torques
Block pump with bolted casing cover
Position number
Bolt size
Tightening torque Nm
(lbf·in)
Tool
901.12
M6
4 (35)
Standard wrench
901.13
M12
45 (400)
903.01
G1/2
60 (530)
903.02, 04, 06, 07
G1/4
15 (130)
904.08, 09
M8
15 (130)
Hex-wrench
M10
30 (270)
914.13
M12
45 (400)
Standard wrench
XI
PS_M0
00
8_B_sc