Filling link assembly with a nylon body and EPDM ‘O’-rings. The product incorporates a screwdriver operated shut off valve and two check valve cartridges, verified by test (suitable for backflow protection against Fluid Category 3). The product is also supplied with two screwdriver operated angled spherical valves and a mounting bracket. Maximum working pressure 10.0 bar. Cold water use only.
Range of wall mounted, gas-fired, condensing combination boilers providing domestic hot water via a plate heat exchanger. The pressurised central heating system incorporates an expansion vessel and a pressure relief valve set at 3.0 bar. The inlets to the domestic hot water and primary circuits each have a screwdriver operated angled spherical valve. Both include a ½” BSP (M) connection for a filling link. The Greenstar CDi models only are supplied with an integral charging link (CAB device) verified by test (suitable for backflow protection against Fluid Category 3). Maximum working pressure of the primary circuit is 2.5 bar. Maximum working pressure of the secondary circuit is 10.0 bar. Maximum operating temperature of primary circuit is 82°C. Maximum operating temperature of secondary circuit is 60°C.
Preheat accessory assembly for connection to the domestic hot water circuit of a combination boiler. Incorporates flow sensor, flow restrictor, flow silencers, pre-heat sensor and filter. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
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