29
VERSION 01/2018
ORDER NUMBER DOC 2340851
Cobra 40-10 / 40-25
6.7 COMMISSIONING
WARNING
Gas mixtures can explode if there is an incompletely filled pump!
Danger to life from ying parts.
Ensure that the pump and suction system are always completely filled with ushing
agent or working medium.
Do not spray the device empty after cleaning.
NOTICE
Impurities in the spraying system!
Spray gun blockage.
Flush the spray gun and paint supply with a suitable ushing agent before
commissioning.
Emergency stop, see Chapter 7.2.
Preparation
Before every start-up, the following points should be observed as laid down in the operating manual:
− Secure spray gun with safety lever.
− Check the permissible pressures.
− Check all connections for leaks.
− Check hoses for damage in accordance with Chapter 8.2.3.
Fill the pump with ushing agent
The devices are tested during manufacturing with emulsifying oil, pure oil or solvent.
Possible residues must be ushed out of the circuits with a solvent (ushing agent) before commissioning.
− Fill the empty device with ushing agent in accordance with Chapter 8.2.5.
Pressure tightness test
WARNING
Overpressure!
Risk of injury from bursting components.
The operating pressure must not exceed the value shown on the type plate.
− Gradually increase the pressure in pump with the pressure regulator until maximum
pressure is reached. Maintain the pressure for 3 minutes and check all connection
points for leaks.
− Depressurization in accordance with Chapter 7.4.
Verifying a Safe Operational Condition
A skilled person must check to ensure that the device is in a reliable state after it is
installed and commissioned.
This includes:
− Carry out safety checks in accordance with Chapter 8.2.3.
Filling with working material
− According to Chapter 8.2.5.