A SERVICE OF

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4.6 Maintenance
It is good practice to wash down the external surfaces of the pump prior to carrying out any
maintenance operations. This will prevent the interior of the pump being contaminated with dirt
or debris
4.6.1 Hose - Removal and Installation
This procedure involves removal and reinstallation of the port flange assembly - installation of the
port flange assembly automatically clamps the hose to the insert and seals the flange with the
pump housing. You should study the sectional photo figure 15 below in detail
Figure 15
4.6.2 Hose Removal
Stop the pump drive and isolate electrical supply
Close Inlet and then Outlet valves on pump piping
If fitted, drain the remaining product from the inlet and outlet pipeline drain taps being aware
that there will be some internal pressure and taking care to handle the product appropriately
Always follow the safety procedures for handling and disposal of the product being pumped