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the Erie VM3312 is rated for hot and chilled water applications only
you need a drop-in replacement that handles the load without a headache
whereas other models may offer on/off or floating control with different wiring configurations
which simplifies the installation process and preserves the original sound quality and performance ratings of the machinery
this HVAC expansion valve is a complete assembly featuring the sensing bulb and integrated capillary tubing required for thermal sensing at the suction line
Siemens Building Technology 658-166 Diaphragm 326058-758 the Erie VM3312 is ratedEnsure your pneumatic valve assemblies are operating with peak pneumatic sensitivity by installing the Siemens 658 166 Replacement Diaphragm Kit. Specifically engineered for the Siemens Powertop 658 Series and Flowrite AP 599 4 inch pneumatic valve actuators, this 5 pack of heavy duty diaphragms is critical for maintaining precise pressure regulation and consistent valve modulation in steam and hydronic HVACR systems. Proactive replacement of these