32EDITION 10/2017 ORDER NUMBER 2351778EvoMotion 40-15 S-HEEvoMotion 20-30 S-HE7.4 PRESSURE RELIEF/WORK INTERRUPTIONThe pressure must always be relieved when:− after the spraying tasks are finished,− before servicing or repairing the spraying system,− before carrying out cleaning tasks on the spraying system,− Before moving the spraying system to another location.− before something must be checked on the spraying system,− before the nozzle or the filter is removed from the spray gun.The components for pressure relief on a CE-compliant spraying system include:− Air cock with pressure relief hole mounted between compressed air source andpneumatic pump.− Outlet equipment (return valve) mounted between pump and spray gun.Pressure relief procedure314C_HE_000121. Close the spray gun.2. Close the ball valve (4) (image shown in closed position).3. Depressurize the spraying system by either removing the spraygun or opening the return valve (3).4. Close and secure the spray gun.5. Open and close the return valve (3) to completely depressurizethe system.Pressure relief of the air (in case of longer work interruptions)B_053602101. Carry out pressure relief of the product (as mentioned above).2. Ensure that the ball valve (2) is closed.3. Pull back the ring on the safety valve (10) and hold it there untilthe pressure in the air motor has been equalized.If the spraying system has been used with 2K products:NOTICEHardened product in the spraying system when 2K product is processed!Destruction of pump and injection system.Observe the manufacturer's processing rules, particularly in regards to the pot life.Flush thoroughly before the end of the pot life.The pot life is decreased by warmth.