Installation and Operating Instructions Wilo-Cronoline
17
Englis
h
Maintenance and Repair
Assemble lantern unit
16.
Place tool (1) on pump shaft and let it snap in. It serves as a
bar spacer between coupling and lantern (2).
17.
Hold shaft unit firm (3) to avoid damage to the mechanical
seal.
18.
Insert pre-assembled lantern unit (2) carefully into pump
housing using suitable lifting equipment. Tighten screws on
lantern flange using a torque wrench. Torque
Assemble motor
19.
Slightly loosen the coupling screws, and open the pre-
assembled coupling slightly.
20.
Insert key into motor shaft.
21.
Instal motor (1) using a suitable hoist.
22.
Tighten both opposing screws (2) equally crosswise.
23.
Tighten coupling screws slightly at first, until half coupling
shells are lying on spacer disks.
24.
Then screw coupling together equally.
Torque
Specified distance of 0.197 inches [5 mm] between lantern
and coupling is correctly set if tool (5) sits between lantern
and coupling free of play.
25.
Remove tool (5).
26.
Insert coupling guard (3) on both sides and screw in both
motor fastening screws (4).
27.
Tighten all screws on motor flange (2 and 4) using torque
wrench. Torque
28.
Prior to turning on the power, check whether shaft unit is
easy to rotate and doesn't grind. If necessary, dismantle
components again, check fits and repeat assembly process.
1
2
3
Caution: Damage to mechanical seal!
Twisting shaft unit (3) can damage the mechanical seal. Proceed
with caution.
2
4
3
1
5
5 mm
Caution: Damage to the pump!
Never operate a pump that is not correctly assembled. This can
damage the pump.
