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GAH S40/65 User Manual
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Contents
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185-5.3 PumpThe Pump is a standard 3 speed central heating circulating pump which pumps the hotwater through the system. The unique design of the Boiler enables the pump directionto be the same for both left hand and right hand flow connection.5-5.4 Pressure GaugeThe Pressure Gauge is provided to indicate the system pressure.When the system is full with cold water and all radiators are full, on and vented, thegauge will show the cold fill pressure. Set the red pointer to the cold fill pressure. If thesystem pressure, indicated by the black pointer, falls below the cold fill pressure, itindicates that the system requires topping up.Fig. 5-5b Typical Sealed System12 3, 4AIR VENT(NOT SUPPLIED) DOMESTIC HOT WATERINDIRECT CYLINDERFLOWRETURNOPTIONAL EXTRA PUMPON RETURN FORLARGER SYSTEMSCOLD MAINS FEED751. PUMP2. PRESSURE GAUGE3. PRESSURE RELIEF VALVE4. PRESSURE VENT5. EXPANSION VESSEL6. AIR VENT7. FILLING LOOPNoteNo other pump should be fitted to thesystem. 5-5 Option Floor Standing System Boiler - OS60/80, OS80/95, OS90/120, OS100/1505-5.1 Boiler Arrangement43125COOLED RETURNEITHER SIDEHOT FLOWEITHER SIDEINTERNAL SEALED PIPEWORKFOR MINIMUM HEAT LOSS ANDEASY INSTALLATION1. PUMP2. PRESSURE GAUGE3. PRESSURE RELIEF VALVE4. P.R.V. DISCHARGE (Piped by installer)5. EXPANSION VESSEL6. AIR VENTFig. 5-5a Schematic Diagram of System BoilerOS80/95 SHOWNINSTINSTINSTINSTINSTALLAALLAALLAALLAALLATION 5TION 5TION 5TION 5TION 5NoteFor:-Service Access .................... see 5-1.1Heating Connections ........... see 5-1.2Connecting Control Panel .... see 5-1.3Oil Connection .................... see 5-1.45-5.2 The Heating System6655555 |
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