Maritime G6100 Operation Manual page 101

Water Monitoring System
MI6100-0012
System Type Water Monitoring System
Task: Pump Shaft Seal Replacement (TYPE A)
Task This instruction identifies the location and replacement of the Pump Shaft
Seal. Pump Shaft Seal Replacement must be carried out by a trained
description:
technician.
Difficulty 1-5 Overhaul Interval
If necessary
Spare Parts
Part no: Description:
03409 Pump Spare Parts Kit
Instructions
Steps
1.Unscrew end cover and detach impeller. (A) (B)
(C)
2.Unscrew the four M8 bolts holding the
impeller/shaft housing. (D)
3.Pull the pump/shaft housing away from the
electrical motor, which exposes the part of the seal
that sits on the shaft itself. (D) (E)
4.Gently remove the part of the seal that sits on the
shaft without damaging the shaft. Also, remove O-
ring from shaft if present. (E)
5.Pull out the part of the seal that sits in the
impeller/shaft housing. (F) (G)
6.Check that the motor shaft rotates freely. If this is
not the case, water has damaged the bearing and
replacement is needed.
7.Warning: When handling the new seal, one must be
very careful not to damage the ceramic part of the
seal! Check the ceramic surface after mounting.
8.Gently fit the new seal (H) in the impeller/shaft
housing, the other part of the seal on the shaft and
a new O-ring (I).
9.Gently reconnect the impeller/shaft housing to the
electrical motor without damaging the ceramic
seal.
10. Reinstall the impeller by turning it clockwise on
to the shaft. (B)
11. Reinstall the pump end cover. (A)
Notes:
Ver.5.0 – Revision March 2022
Estimated Time Consumption
30 min
Tools
Qty. Item:
Flat Headed Screwdriver
8 mm spanner
Photos:
MI6100-0012
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