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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
When performing a refrigerant recharge or installing new split systems and heat pumps
Commercial Grade Durability: Engineered to resist thermal fatigue in high-demand heating applications
Industrial Construction: Designed for upflow
Field Adjustability: Adjustable sensitivities and a 45 SCIM flow capacity (with
This 5-ton capacity valve features a 1/2" x 1/2" ODF sweat connection and a 30-inch capillary tube
McDonnell & Miller 354089 Switch Assembly 320734-701 When performing a refrigerant rechargeThe McDonnell & Miller 354089 Switch Assembly, also designated as the Model SWA 150S M, is a critical replacement component engineered specifically for Series 150S and 157S low water cut offs and pump controllers. For technicians servicing steam boilers, this snap action switch assembly is the standard for maintaining precise liquid level control and ensuring high limit safety. Featuring a manual reset mechanism, this assembly requires professional
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