Страница 1: ...G UNITS INCLUDING H P UNITS OPERATING AND MAINTENANCE INSTRUCTIONS STOKVIS ENERGY SYSTEMS 96R WALTON ROAD EAST MOLESEY SURREY KT8 0DL TEL 08707 707 747 FAX 08707 707 767 E MAIL info stokvisboilers com...
Страница 2: ...2 Contents Contents 2 General Description 3 Storage 4 Installation 4 Unit 5 Commissioning 5 Maintenance 7 Spare and service 8 General data Error Bookmark not defined...
Страница 3: ...ressure the standby pump EP 2 units will start as the pressure falls further If the pressure within the system goes beyond preset design limits then the system pressure alarm switches will become acti...
Страница 4: ...ther on a smooth level surface or alternatively back fixed to a suitable wall or other vertical structure in areas which are dry well ventilated and free from any danger from frost Once the unit has b...
Страница 5: ...ctions Any parts removed for transit must be refitted The above in conjunction with the drawings should enable the unit to be installed ready for commissioning however if you require advice or assista...
Страница 6: ...al switch on at low pressure the standby pump will run to cut out pressure and stop whereupon the duty pump will start and run to its cut out pressure On falling pressure the duty pump will start at i...
Страница 7: ...p as indicated by the unit gauge Check that the switch resets before cold fill pressure is reached Close the valve between the unit and system and expansion vessels Run the pump raising the pressure a...
Страница 8: ...records of all units supplied General data EP1 EP1HP EP2 EP2HP FACTORY SETTINGS Duty pump cut in pressure 2 5 BAR 6 BAR 2 5 BAR 6 BAR Standby pump cut in pressure N A N A 2 3 BAR 5 8 BAR SE vessel pre...
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