Viessmann 7133695 Pilot Assembly 320788-704 secondary ignition components may need

secondary ignition components may need to be sourced separately or transferred from the existing manifold

Common Questions & Troubleshooting Which gas type is this compatible with

Designed for compressed air systems and pneumatic applications

Replaceable Element: Maintenance is simplified with a replaceable indicator element (kit K-SA-4) that can be swapped through the bottom of the unit without removing the assembly from the line

the M511-3/4 does not have an integrated regulator

Viessmann 7133695 Pilot Assembly 320788-704 secondary ignition components may needProfessional contractors and service technicians know that a reliable burner ignition sequence is non negotiable for system uptime. The Viessmann 7133695 Pilot Assembly is an authentic OEM replacement engineered specifically for Vitogas 050 ECD (sizes 065 200), ECV (sizes 065 200), and AR series gas boilers. This assembly features a factory integrated pilot shield and utilizes a Q345A ECD ECV AR pilot burner configuration, ensuring stable flame