19OPERATING MANUALVERSION 07/2017 ORDER NUMBER DOC2349369Pressure relief procedure1. Close and secure the spray gun.2. Relieve the air and product pressure in the product pressure generator in accordance with therespective operating manual.3. Point the spray gun into the grounded metal bucket for return product.4. Release and open spray gun to relieve the pressure. Avoid splashback.5. When no further overpressure is detected, close and secure the spray gun.In the case of a clogged nozzle, proceed in accordance with Chapter 7.2.5.7.2.3 CHANGING THE AIRLESS NOZZLEIn the case of a clogged nozzle, proceed in accordance withChapter 7.2.5.B_06761NOTICEDefective Airless nozzle!Insufficient paint application quality.Do not use sharp-edged objects on the carbide on theAirless nozzle.Nozzle holder PT-HD GM1Nozzles can be removed and replaced without having to takeapart the spray gun.1. Relieve the pressure on the spray gun and product pressuregenerator in accordance with Chapter 7.2.2.2. Secure the spray gun with the locking device.3. Point the spray gun at the ground. Loosen the nozzle holder.4. Turn the reversing nozzle 90° to the right and remove it fromthe nozzle holder.5. Place a new nozzle in the nozzle holder (turned 90° to theright).6. Align the nozzle holder and tighten it using a size 30 wrench(SW 30).7. Turn the reversing nozzle into the spray position.Nozzle holder WAGNER Tip 7/8 UNFNozzles can be removed and replaced without having to take apart the Airless spray gun.1. Relieve the pressure on the spray gun and product pressure generator in accordance with Chapter 7.2.2.2. Secure the spray gun with the locking device.3. Point the spray gun at the ground. Remove the nozzle from the opening on the nozzle holder inaccordance with supplement WAGNER Tip (For Order No., see Chapter 1.3).4. Place new nozzle in the opening on the nozzle holder in accordance with supplement WAGNER Tip (ForOrder No., see Chapter 1.3).Anti-contact guard 7/8 UNF1. Relieve the pressure on the spray gun and product pressure generator in accordance with Chapter 7.2.2.2. Secure the spray gun with the locking device.3. Point the spray gun at the ground. Unscrew anti-contact guard Remove seal. Remove nozzle.4. Insert new nozzle in the anti-contact guard. Insert seal. Screw the entire anti-contact guard onto thespray gun. Align nozzle and tighten the anti-contact guard with a size 27 wrench (SW 27).