Gebruiksaanwijzing /service van het product CW 745 van de fabrikant Lochinvar
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DE SI GNE R ’ S GUI DE CO P P E R -F I N ® WA T E R H E A T E R 495,000 – 2,065,000 Btu/hr.
Dear Specifier/Project Manager , At Lochinvar , we have long recognized the importance of innovation to any product or service. Those who enter into business must also accept the challenge of meeting constantly changing needs.
Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 1 Codes . . . . . . . . . . . . . . . . . . . . . . . . .2 Combustion & V entilation Air . . . . . . . . .5 Contaminants . . . . . . . . . . . . . . . . . . . .6 Determining T otal “Free Area” .
CODES The equipment shall be installed in accordance with those installation regulations in effect in the local area where the installation is to be made. These shall be carefully followed in all cases. Authorities having jurisdiction shall be consulted before installations are made.
The indoor units must be installed so that the ignition system components are protected from water (dripping, spraying, rain, etc.) during appliance operation and ser vice (circulator replacement, control replacement, etc.). The appliance must be installed on a level, non-combustible floor .
4 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 L o c hinv ar (FIG. 2) W A TER HEA TER EQUIPMENT AND CONTROL ORIENT A TION.
Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 5 COMBUSTION & VENTILA TION AIR Provisions for combustion and ventilation air must be in accordance with Section 5.3, Air for Combustion and V entilation, of the latest edition of the National Fuel Gas Code, ANSI Z223.
6 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 Btu (22 cm 2 per kW) of input, but not less than 100 square inches (645 cm 2 ).
Categor y I double wall vent (or equivalent) connectors and sized according to vent sizing tables (F AN column) in the latest edition of the National Fuel Gas Code . The Categor y I vent and accessories, such as firestop spacers, thimbles, caps, etc., must be installed in accordance with the vent manufacturer’ s listing.
8 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 must be consistent with the National Fuel Gas Code Z223.1 or in Canada, the latest edition of CGA Standard B149 Installation Code for Gas Burning Appliances and Equipment.
For this type of installation, it is best to use a draft control for each water heater located on the riser between the vent outlet and the breeching - Location “A”.
10 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 An outdoor unit should not be located so that high winds can deflect off of adjacent walls, buildings or shrubber y causing recirculation. Recirculation of flue products may cause operational problems, bad combustion or damage to controls.
A manual main gas shutoff valve is provided outside the jacket, upstream of the main gas valve. In Canada, derated 1 0% f r o m 2 , 000 - 4,500 ft., o v e r 4 , 500 ft. derate must be in accordance with local authorities. Consult factor y for installations at higher elevations.
LOW W A TER TEMPERA TURE DELIVER Y A number of water heating applications may require delivered water temperature in a system below 140°F . Systems such as nursing homes and hospitals would be examples of this type of system.
Due to pump capacity the following specifications cannot be exceeded when using the standard pump: • Not more than 45 feet of straight pipe. • For ever y elbow and tee in excess of those shown above, DEDUCT 5 FEET from maximum allowable straight pipe in heater-to-tank circulating loop.
14 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 Relief V alve This water heater is supplied with temperature and pressure relief valve(s) sized in accordance with ASME Boiler and Pressure V essel Code, Section IV “Heating Boilers.
Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 A1 W A TER HEA TER PIPING DIA GRAMS APPENDIX A PIPING DIAGRAM SINGLE HEA TER - SINGLE T ANK BUILDING HOT W A TER SUPPL Y R.
A2 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 PIPING DIAGRAM SINGLE HEA TER - TWO T ANK FULL PORT BALL V AL VE SYSTEM PUMP SYSTEM RELIEF V AL VE TEE ELBOW UNION EXP .
FULL PORT BALL V AL VE SYSTEM PUMP SYSTEM RELIEF V AL VE TEE ELBOW UNION EXP ANSION TA N K CHECK VA LV E THERMOMETER LEGEND PIPING DIAGRAM TWO TEMPERA TURE INST ALLA TION - SINGLE HEA TER-SINGLE T ANK.
A4 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 PIPING DIAGRAM TWO HEA TERS-SINGLE T ANK FULL PORT BALL V AL VE SYSTEM PUMP SYSTEM RELIEF V AL VE TEE ELBOW UNION EXP A.
Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 6 1 5-889-8900 A5 FULL PORT BALL V AL VE SYSTEM PUMP SYSTEM RELIEF V AL VE TEE ELBOW UNION EXPANSION TA N K CHECK VA LV E REDUCING TEE .
A6 Lochinvar D ESI GNER ’ S GUID E COPPE R - FIN W A TER HE A TER 615-889-8900 PIPING DIAGRAM MUL TI-ST ACK FRAME W/ W A TER HEA TERS AND STORAGE T ANK LIT0396 Heater Heater Inlet/ Manifold Model Ou.
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Loch invar Corporation • Lebanon, TN • 615-889-8900 / Fax: 615-547-1000 www .Lochinvar .com CW -DG-05 (Revised CW-DG-05 1/07) 4/09-Printed in U.S.A.
Een belangrijk punt na aankoop van elk apparaat Lochinvar CW 745 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Lochinvar CW 745 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Lochinvar CW 745 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Lochinvar CW 745 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Lochinvar CW 745 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Lochinvar CW 745 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Lochinvar CW 745 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Lochinvar CW 745 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
