3. MAINTENANCE
IOM manual Tapflo Metal Series 19
3.5. Aluminium and cast iron – Disassembly of the pump
The numbers put in brackets, refer to the part numbers in the spare part drawings and spare
part lists in chapter 5. “SPARE PARTS”.
3.5.1. Before the disassembly procedure
Be sure to drain all liquid from the pump. Cleanse or neutralize the pump thoroughly.
Disconnect the air supply and then the suction and discharge connections.
3.5.2. Disassembly procedure
Fig. 3.5.1
Unscrew the housing screws [37] on one side of the
pump.
Fig. 3.5.2
Carefully lift the “loose” pump housing [11].
Fig. 3.5.3
Remove the manifolds [13].
Fig. 3.5.4
Unscrew one of the diaphragms [15] from the shaft
[16].
Fig. 3.5.5
Flip the pump and unscrew the second housing [11].
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