WARNING:
• Maintenance and service must be performed by skilled
and qualified personnel only.
• Observe accident prevention regulations in force.
• Use suitable equipment and protection.
6.1 Service
The pump does not require any scheduled routine maintenance. If the
user wishes to schedule regular maintenance deadlines, they are de-
pendent on the type of pumped liquid and on the operating conditions
of the pump.
Contact the local sales and service representative for any requests or
information regarding routine maintenance or service.
6.2 Seal replacement
1.
Close all necessary suction and discharge valves.
2.
Remove the lower drain plug and the upper vent plug to drain the
liquid from the pump.
6.2.1 Disassembly
1.
Remove two motor fan cover screws and remove motor fan cover.
2.
Remove motor fan using two small flat bars or two large screwdriv-
ers.
3.
Lock shaft with a screwdriver or a soft jaw vice.
4.
Remove four (4) casing studs (Compact design) or four (4) tie rod
nuts and washers (Sleeve design).
5.
Remove casing (Compact design) or pump foot and suction head
(Sleeve design).
6.
Remove sleeve (Sleeve design).
7.
Remove first stage bowl.
6 Maintenance
6
Model e-HM Installation, Operation, and Maintenance Manual
