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Operating manual Pneumatic double diaphragm pump TOPFINISH DD10 Alu NiP
8 Cleaning and Maintenance
Emptying up to the gun
1. Point the spray gun, without nozzle, into the tank (7) and open it.
2. Slowly open the ball valve (8). Be ready for the switch from working product to air.
3. As soon as no more working product is flowing, close the ball valve (8).
4. Close and secure the spray gun.
5. Carry out pressure relief in accordance with Chapter Pressure Relief / Work Interruption
[8 31].
6. Dispose of the contents of the tank (7) according to the local regulations.
8.2.6 Filling the Empty Pump
WARNING
Gas mixtures can explode if there is an incompletely filled pump!
Danger to life from flying parts.
Ignition of potentially explosive surrounding atmosphere.
4 Empty and fill the device slowly and in a controlled manner.
4 Avoid potentially explosive atmosphere in the surroundings.
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B_05380
1. Carry out a visual inspection: Personal protective equipment, grounding and all devices
ready for use.
2. Place grounded collection tank (7) under the return tube (6).
3. Place the suction hose (3) in a grounded tank with working product (4).
4. Close the pressure regulator (1) (0 MPa; 0 bar; 0 psi)
5. Open return valve (5).
6. Slowly open the ball valve (8).
7. Slowly turn the air pressure up on the pressure regulator (1) and only until the pump is
running normally (approx. 0–0.2 MPa; 0–2 bar; 0–29 psi). Be ready to switch from air to
working product and prevent back spray.
Order number DOC 2366672 | Edition 08/2020
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