Manuale d’uso / di manutenzione del prodotto RUF 100 199 SERIES 100 del fabbricante Reliance Water Heaters
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1 PLACE THESE INSTRUCTIONS ADJACENT TO HEA TER AND NOTIFY OWNER T O KEEP FOR FUTURE REFERENCE. PRINTED 0409 315931-000 RUF 100 199 SERIES 100 AND 101 COMMERCIAL GAS W A TER HEA TER GAS-FIRED POWER BURNER FOR DOMESTIC HOT W A TER Thank you for buying this energy efcient water heater .
2 These designs comply with the current version of the American National Standard for Gas Water Heaters, Volume III, ANSI Z21.10.3 / CSA 4.3 as an automatic circulating tank water heater , and automatic storage water heaters. Detailed installation diagrams are found in this manual.
3 DANGER THIS W A TER HEA TER IS EQUIPPED WITH AN ADJUST ABLE THERMOST A T TO CONTROL W A TER TEMPERA TURE. HOT W A TER TEMPERA TURES REQUIRED FOR AUTOMA TIC DISHWASHER AND LAUNDRY USE CAN CAUSE SCALD BURNS RESUL TING IN SERIOUS PERSONAL INJURY AND/OR DEA TH.
4 temperature be set for the lowest temperature which satises your hot water needs. This will also provide the most energy efcient operation of the water heater and minimize scale formation. SETTING THE W A TER HEA TER TEMPERA TURE A T 120°F/49°C WILL REDUCE THE RISK OF SCALDS.
5 LOCA TING THE HEA TER W ARNING THERE IS A RISK IN USING FUEL BURNING APPLIANCES SUCH AS GAS WA TER HEA TERS IN ROOMS, GARAGES OR OTHER AREAS WHERE GASOLINE, OTHER FLAMMABLE LIQUIDS OR ENGINE DRIVEN EQUIPMENT OR VEHICLES ARE STORED, OPERA TED OR REP AIRED.
6 If the conned space is within a building of tight construction, air for combustion and ven til at ion mus t be o bta ine d fr om o utd oor s. When dire ct ly co mm uni cat in g with the outdoors through vertical ducts, two permanent openings, located in the above manner , should be provided.
7 For all side wall terminated, horizontally vented power vent, direct vent, and power direct vent gas fueled water heaters installed in every dwelling, building or structure used in whole or in part .
8 FIGURE 5. U.S. POWER VENT CAUTION TO PREVENT EXHAUSTING PRODUCTS FROM CIRCULA TING T O THE AIR INT AKE IN WINDY/COLD AREAS, THE MAXIMUM PRACTICAL DIST ANCE BETWEEN THESE TWO TERMINALS IS RECOMMENDED.
9 IMPORT ANT The vent system must terminate so that proper clearances are maintained as cited in local codes or the current editions of the National Fuel Gas Code, ANSI Z223.1/NFP A 54. Do no t te rmi nat e the exh aus t ven t te rmi nal over publ ic area wher e co nde nsa te or vapor can cause nuisance or hazard.
10 5. Glue the intake vent terminal to the section of the pipe. 6. Slide the wall plate over the pipe to stop against intake vent terminal. 7. Place a bead of caulking (not supplied) around the gap between the pipe and the wall. Place some of the caulking on the back of the plate to hold it against the wall after installation.
11 NOTE: for W ater Heaters in loca tions with high ambient temperatures (above 100°F or 38°C) and/or insufcient dilution air , it is recommended that CPVC or ABS pipe and ttings ( MUST USE SUPPLIED VENT TERMINAL ) be used. 4. It is important that condensate not be allowed to buildup in the exhaust vent pipe .
12 LOW GAS PRESSURE SWITCH (SEE FIGURE 12) The Low Gas Switch (LGS) is a single-pole, normally open pressure switch that will close its contacts when a rising pressure of 5.0 in. (1.25Kpa) W .C. is encountered. The contacts will open when the pressure falls below the xed set point of 4.
13 W ARNING T H E H E A T E R I S N O T I N T E N D E D F O R O P E R AT I O N AT H I G H E R T H A N 10. 5" ( 2. 5 9 K Pa) WATER CO LU M N SUP PL Y G A S PR ES SU R E. H I G HE R G AS S U P PL Y PR E S S U R ES R EQ U I R E S U PP L EM EN TAL R E D U CI N G SERV ICE REGU L A TIO N.
14 DISCONNECT THE APPLIANCE AND ITS MANUAL GAS SHUTOFF V AL VE FROM THE GAS SUPPL Y PIPING SYSTEM DURING ANY SUPPL Y PRESSURE TESTING EXCEEDING 1/2 PSIG (3.45Kpa). GAS SUPPL Y LINE MUST BE CAPPED WHEN DISCONNECTED FROM THE HEA TER. FOR TEST PRESSURES OF 1/2 PSIG (3.
15 CA N CAUS E TH E CO NTR OLL ER TO M ALF UN CTIO N. A HIG H QUA LIT Y P OWER CON DI TIO NER MUST B E I NST AL LED IF THE AB OVE C ON DIT IO NS E X IST . MA LFU NCT IO NS CAU SED BY A PO OR E LECTRI CA L SU PPL Y AR E NOT C OVER ED U ND ER YOUR W A R R A N T Y.
16 USING THE ELECTRONIC CONTROLLER 1. Overview Interaction with the water heater controller is done through an up, a down, and three operation buttons. These buttons are illustrated to the right. Operation of the three lower buttons is dened immediately above them on the screen.
17 3. Adjusting the Operating Set Point The Operating Set Point of this water heater determines the regulated temperature for the water in the tank. This parameter is adjusted in the T emperature menu.
18 4. Changing the Display Units The display interface to the heater has the option of selecting between de - grees Fahrenheit and degrees Celsius for temperature displays. This can be found in the “Display Settings” menu. Also in this menu, you may adjust how the backlight operates and the contrast of the LCD screen.
19 ACTION: T o get to the current fault information screen, press Menu. DISPLA Y : ACTION: Press the DOWN button to highlight "current Fault" and press Select.
20 W I T H A R I S K O F F I R E O R E X P L O S I O N . S E E T H E F R O N T PA G E F O R STEPS TO B E T A K EN. D O N O T U S E T H I S H E AT E R I F A N Y P A R T H A S B E E N U N D E R W A TER.
21 W ARNING UNDER NO CIRCUMST ANCES SHOULD THE INPUT EXCEED THE RA TE SH OWN ON THE HEA TER R A TI NG PLA TE . O VER FIRING COU LD RESUL T IN DAMAGE OR SOOTING OF THE HEA TER.
22 199 MODELS. OPERA TING INSTRUCTIONS TURN OFF GAS TO APPLIANCE FOR YOUR SAFETY READ BEFORE OPERA TING W ARNING: If you do not follow these instructions exactly , a fire or e xp l o s io n may result causing property damage, personal injury or loss of life.
23 Sed imen t a nd lime sca le removal may be acc omp lish ed thro ugh the c l e a n ou t o p e n i n g f ur n i sh e d o n t h e h e a t e r, s e e Fi g u r e 25 . T h e h e a te r m u s t b e d r a i n e d , s e e D R A I N I N G , b e f o r e r e m o v i n g c l e a n o u t c o v e r on t ank.
24 DRAIN V AL VE AND ACCESS P ANELS The heaters are equipped with a 3/4" drain valve. An access panel covers the cleanout opening in the tank which is sealed by a gasket and cover , gure 25. RELIEF V AL VE At least twice a year , the temperature and pressure relief valve should be checked to ensure that it is in operating condition.
25 ONE TEMPERA TURE - ONE HEA TER HORIZONT AL ST ORAGE T ANK FORCED CIRCULA TION WITH OR WITHOUT BUILDING RECIRCULA TION DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE TEMPERA TURE A T FIXTURES. SEE W A TER TEMPERA TURE CONTROL W ARNING ON P AGE 4 .
26 * PIPE RELIEF V AL VE T O OPEN DRAIN. NOTE: I F T E M P E R E D W A T E R I S RECIRCULA TED, RETURN LINE SHOULD BE CONNECTED A T POINT “A”. INST ALL IN ACCORDANCE WITH LOCAL CODES.
27 TWO TEMPERA TURE - TWO HEA TERS HIGH TEMPERA TURE WITH OR WITHOUT BUILDING RECIRCULA TION TWO TEMPERA TURE - THREE HEA TERS (TWO PRE-HEA TERS/ONE BOOSTER HEA TER) WITH OR WITHOUT BUILDING RECIRCULA TION MUST BE IDENTICAL HEA TERS FOR MUL TIPLE HEA TER INST ALLA TION SEE MANIFOLD KIT SPECIFICA TIONS, P AGE 30.
28 * PIPE RELIEF V AL VE T O OPEN DRAIN ** 140°F (60°C) TO 150°F (66°C) SHOULD BE MAXIMUM WA TER TEMPERA TURE MAINT AINED IN THE PRE-HEA TERS. 120°F (49°C) SHOULD BE THE MINIMUM TEMPERATURE OF WATER IN THE PRE- HEATERS. CONNECT CIRCULA TING LINE FROM FIXTURES, IF USED, TO COLD WA TER SUPPL Y LINE OF PRE-HEA TER.
29 NOTE 1: TOGGLE SWITCH CONTROLS 180°F (82°C) WA TER CIRCULA TION. INST ALL ON OR CLOSE TO DISHWASHER. TOGGLE SWITCH MUST BE CLOSED (ON) DURING THE RINSE OPERA TION AND OPEN (OFF) WHEN DISHWASHER IS NOT OPERA TING OR WHEN ON LONG ST ANDBY .
30 MANIFOLD KITS Precision cut type “L” all copper State manifold kits assure water ow balance of all units. Without this balance, the full water heating and storage potential of the system cannot be achieved. Plus, the units with the higher water ow may have a shortened life.
31 CHECKLIST AND SER VICE INFORMA TION IMPORT ANT The installer may be able to observe and correct certain problems which might arise when the unit is put into operation or when it is re-fired after a prolonged shutdown. HOWEVER, it is recommended that only qualified servicemen, using appropriate test equipment, be allowed to service the heater .
32 MOTOR WILL NOT RUN 1. Conrm 120V AC to the controller . Also, to verify correct polarity , check for 120 V AC between hot supply and ground. If there is no voltage, check for a loose connection where it connects to the controller . 2. If there is 120 volts to the controller , check for loose connections or a locked rotor .
33 NOTES:.
34 NOTES:.
35 MODEL RUF LIMITED W ARRANTY The warrantor extends the following LIMITED W ARRANTY to the owner of this water heater . 1. THE T ANK If the glass-lined tank in this water heater shall prove upon exam.
36.
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