31PI-121January 2020
6.5 ORIFICE OR PLUG REPLACEMENT
1. Remove high-pressure hose to gun from Multi-Mode Valve.
2. Unscrew diffuser housing from nozzle holder.
3. Remove nozzle or plug from nozzle holder.
4. Apply anti-seize to nozzle threads (UHPX nozzle) and reinstall nozzle
(or plug).
5. Tighten nozzle (or plug) with hex key wrench (UHPXi nozzle) or 5/16”
socket (UHPX nozzle).
6. Apply anti-seize to nozzle holder threads.
7. Install diffuser housing onto nozzle holder and wrench-tighten.
8. Apply anti-seize to threads of adapter for hose to gun.
9. Reinstall hose.
See YouTube for videos showing 40K Multi-Mode Valve service.
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