Mixing Fluids (Pump Tube Mp); Taking Out Of Operation; Maintenance And Servicing; Observance - lutz PP 41-R-DL Originalbetriebsanleitung

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► Empty pump tube:
- Pump tube RE SS for complete drum drainage:
Pull lever A to unlock, and turn to home position
(→ Fig 6, item 2).
- Pump tube RE PP for complete drum drainage:
Pull lever B to unlock. Pull lever A into its home
position (→ Fig 7, item 2).
Lever position Meaning
Pump tube closed
0
Pump tube open
I
Tab. 6: Markings on pump tube for complete drum drainage

6.2 Mixing fluids (pump tube MP)

!
WARNING
Danger of injury and intoxication when handling
hazardous liquids!
► The drum must always be covered during the mixing
process.
► Activate lever A and set to „mix" for mixing
operation (→ Fig. 8).
► Close the pump outlet to improve the mixing
efficiency (e. g. close the nozzle).
► Activate lever A to end mixing and select the
setting „pump" (→ Fig 8).

6.3 Taking out of operation

!
WARNING
Danger of injury and intoxication when handling
hazardous liquids!
► Always wear protective equipment when working
on the pump.
► Collect any residual liquid issuing from the pump
safely and dispose of it in an environmentally
friendly fashion.
24
NOTICE
Damage to property with horizontal storage of a
pump tube wetted with fluid!
► The pump tube must always be stored on the wall
bracket (→ Fig 9).
► Remove the pump tube from the container carefully
and allow the remaining liquid to flow back into the
container.
► After pumping aggressive, tacky, crystallizing or
contaminated liquids the pump tube must be flushed
and cleaned with an appropriate detergent (→ Fig.
10).

7. Maintenance and servicing

!
WARNING
Danger of injury and intoxication when handling
hazardous liquids!
► Always wear protective equipment when working
on the pump.
► Pump tube must be completely emptied.

7.1 Observance

► Only use a non-leaking pump tube:
The pump must be switched off and repaired
immediately if liquid leaks out of the pump tube
below the handwheel.
► With sealless pump tubes: Ensure that the openings
above the pump feet are never clogged.

7.2 Maintenance

Change the seal ring bracket with pump tube
PP 41 MS
► Change the seal ring bracket in accordance with
the instructions (→ Fig. 11).
Mounting the distance sleeve with PVDF and Alu
pump tubes
► Mount the distance sleeve in accordance with the
instructions (→ Fig. 12).