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This OEM-certified economizer controller kit is engineered to replace legacy W7212 systems
and proportional pre-mixers where maintaining an outlet pressure close to atmospheric levels is non-negotiable
The robust construction and "A" dimension of 0
this manual oil pump significantly reduces labor time during routine compressor maintenance
It is highly recommended to replace the entire inducer assembly
Viessmann 7134747 Gas Valve 324846-701 This OEM-certified economizer controller kitThe Viessmann 7134747 Gas Valve is a critical combustion control component engineered for high efficiency Vitodens 200 WB2 and WB2A series boilers. This OEM replacement gas valve is a 20V, normally closed (NC) two way solenoid valve designed to regulate the flow of natural gas or liquid propane to the burner assembly. Identified by the R10 designation, this valve features a precise 10 ohm internal resistance, ensuring exact signal communication with
