Manuale d’uso / di manutenzione del prodotto MiniMax NT LN del fabbricante Pentair
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Rev . E 4-19-05 P/N 472089 1 1 MiniMax NT ® LN Series Pool & Spa Heaters OPERA TION & INST ALLA TION MANUAL W ARNING U.S. Patent Numbers 6,295,980 5,318,007 - 5,228,618 5,201,307 - 4,595,825 Pentair Water Pool and Spa, Inc. 1620 Hawkins Ave., Sanford, NC 27330 • (919) 566-8000 10951 W.
P/N 472089 Rev . E 4-19-05 2 Customer Service If you have questions about ordering Pentair W ater Pool and Spa replacement parts, and pool products, please use the following contact information.
Rev . E 4-19-05 P/N 472089 3 T able of Contents Section I. Heater Identification Information ........................................................... 4 Section II. Introduction .......................................................................
P/N 472089 Rev . E 4-19-05 4 T o identify the heater , see rating plate on the inner front panel of the heater . There are two designators for each heater , one is the Model Number and the other is the Heater Identification Number (HIN).
Rev . E 4-19-05 P/N 472089 5 MiniMax NT ® LN Series Pool and Spa Heaters Congratulations on your purchase of a MiniMax NT LN high performance heating system. Proper installation and service of your new heating system and correct chemical maintenance of the water will ensure years enjoyment.
P/N 472089 Rev . E 4-19-05 6 CONSUMER INFORMA TION AND SAFETY W ARNING The U.S. Consumer Product Safety Commission warns that elevated water temperature can be hazardous. See below for water temperature guidelines before setting temperature. 1. Spa or hot tub water temperatures should never exceed 104° F .
Rev . E 4-19-05 P/N 472089 7 These installation instructions are designed for use by qualified personnel only , trained especially for installation of this type of heating equipment and related components. Some states require installation and repair by licensed personnel.
P/N 472089 Rev . E 4-19-05 8 PUMP FILTER POOL HEATER CHECK VALVE MANUAL BY-PASS TO POOL GATE VALVE CHECK VALVE FROM POOL Figure 2. PLUMBING CONNECTIONS The MiniMax NT LN heater has the unique capability of direct schedule 40 PVC plumbing connections.
Rev . E 4-19-05 P/N 472089 9 Reversing Headers — Reversible Inlet/Outlet Connection The MiniMax NT LN Series heater is factory assembled with right side inlet/outlet water connections. The inlet/outlet header can be reversed for left side water connections without r emoving the heat exchanger .
P/N 472089 Rev . E 4-19-05 10 7. When heads are removed, replace the heat exchanger tube seal gaskets. 8. Exchange the inlet/outlet header with the return header . Lift the insulation to allow the main head to be installed. Align header with the heat exchanger .
Rev . E 4-19-05 P/N 472089 11 GAS CONNECTIONS GAS LINE INST ALLA TIONS Before installing the gas line, be sure to check which gas the heater has been designed to burn. This is impor- tant because different types of gas require dif ferent gas pipe sizes.
P/N 472089 Rev . E 4-19-05 12 GAS PIPE SIZING T able 2. “RESIDENTIAL” NA TURAL GAS 2 ST AGE REGULA TION In many Natural gas line installations, the gas supplier and/or installer may utilize a two .
Rev . E 4-19-05 P/N 472089 13 TESTING GAS PRESSURE OFF ON Regulator Adjustment Cap 1/8" NPT Plug (Manifold Press) 1/8" NPT Plug (Inlet Press) Figure 4.
P/N 472089 Rev . E 4-19-05 14 INDOOR VENTING — General Requirements The vent pipe must be the same size or larger . The MiniMax NT LN heaters are capable of a 360-degree dischar ge rotation and operate with a positive vent static pressure and with a vent gas tem perature less than 400° F .
Rev . E 4-19-05 P/N 472089 15 OUTDOOR SHEL TER INST ALLA TION (CANADA) See page 16 for V ent Adaptors All products of combustion and vent gases must be completely removed to the outside atmosphere through a vent pipe which is connected to the stack adaptor .
P/N 472089 Rev . E 4-19-05 16 . o N t c u d o r P. a i D t n e V 6 0 5 0 6 4. n i 4 7 0 5 0 6 4. n i 5 CAUTION Chemicals should not be stored near the heater installation. Combustion air can be contaminated by corrosive chemical fumes which can void the warranty .
Rev . E 4-19-05 P/N 472089 17 INDOOR INST ALLA TIONS MINIMAX NT VENTING GUIDELINES 4' 7' 4' 4' Force Air Inlet V ent Hood W alkwa y 3' 1' min. 1' min. 1' min. abov e grade V ent Hood V ent Hood must e xtend at least 3 ft.
P/N 472089 Rev . E 4-19-05 18 OUTDOOR INST ALLA TION For outdoor installation with an exhaust grill, the heater must be placed in a suitable area on a level, noncombustible surface. Do not install the heater under an overhang with clearances less than 3 feet from the top of the heater .
Rev . E 4-19-05 P/N 472089 19 Y ou need to open the right door then remove the control panel cover for servicing the Line T erminal Block as shown in Figures 16 & 17, (see item 40 in the exploded view on page 33) .
P/N 472089 Rev . E 4-19-05 20 WIRING DIAGRAM–NT LN/W DDTC Section III. Installation Figure 18. WATER PRESS MiniMax NT LN W/DDTC Wiring Diagram FAN J2 GY 18 AWG, 600V, 150˚C TEMP. RATING. IF ORIGINAL FACTORY WIRING MUST BE REPLACED, WITH 18 AWG, 600V, 105˚C TEMP.
Rev . E 4-19-05 P/N 472089 21 BASIC SYSTEM OPERA TION 1. Start pump, make sure the pump is running and is primed, to close the water pr essure switch and supply power to heater . Be sure the pool and/or spa is properly filled with water . Follow the Lighting/Operating instructions below .
P/N 472089 Rev . E 4-19-05 22 SAFETY CONTROLS V ACUUM AIR PRESSURE (F AN) SWITCH The air pressure switch, (see Figure 20 ), is a safety device used to insure that the combustion air blower (fan) is operating and has been designed to monitor the vacuum (negative) pressure within the blower housing.
Rev . E 4-19-05 P/N 472089 23 SAFETY CONTROLS, (cont’d.) HIGH LIMITS A “High Limit”, is a safety device that opens the electrical circuit and shuts off the heater based on a water temperature set point within the “High Limit Device”.
P/N 472089 Rev . E 4-19-05 24 DIGIT AL DISPLA Y TEMPERA TURE CONTROLLER (DDTC) REMOTE POOL SPA OFF POWER PRESSURE SW THERMOSTAT HEATING SERVICE REMO TE BUTT ON POOL BUTT ON SP A BUTT ON OFF BUTT ON TEMP .
Rev . E 4-19-05 P/N 472089 25 Section IV . Operation Figure 27..
P/N 472089 Rev . E 4-19-05 26 SET UP The MiniMax NT LN Heater comes from the factory preset with a pool temperature setting of 78° F . and a preset spa temperature of 100° F .
Rev . E 4-19-05 P/N 472089 27 • HEA TING The heating light is on any time the thermostat has signaled a call for heat which initializes the ignition safety circuit — the light comes on indicating successful firing of the main burners and stays on until the pool/spa reach the water temperature setting.
P/N 472089 Rev . E 4-19-05 28 Section V . T roubleshooting T roubleshooting Instruction e d o C r o r r En o i t p i r c s e D r o r r E 1 0 Ee g a t l o V w o L m e t s y S 2 0 Et i m i L e r u t a r.
Rev . E 4-19-05 P/N 472089 29 Possible Cause Remedy Heater will not come on Check if electrical connections are Automatic ignition system fails correct and securely fastened – If YES, call serviceperson.
P/N 472089 Rev . E 4-19-05 30 ENERGY SA VING TIPS 1. If possible, keep pool or spa covered when not in use. This will not only cut heating costs, but also keep dirt and debris from settling in the pool and conserve chemicals. 2. Reduce the pool thermostat setting to 78° F .
Rev . E 4-19-05 P/N 472089 31 SPRING AND FALL OPERA TION If the pool is being used occasionally , do not turn the heater completely of f. Set the thermostat down to 65° F . This will keep the pool and the surrounding ground warm enough to bring the pool up to a comfortable swimming temperature in a shorter period of time.
P/N 472089 Rev . E 4-19-05 32 RULE: 7.4 to 7.6 is a desirable pH range. It is essential to maintain correct pH, see T able 13 . If pH becomes too high (over alkaline), it has these effects: 1. Greatly lowers the ability of chlorine to destroy bacteria and algae.
Rev . E 4-19-05 P/N 472089 33 REPLACEMENT P ARTS — NT LN w/DDTC.
P/N 472089 Rev . E 4-19-05 34 .
Rev . E 4-19-05 P/N 472089 35 NOTES.
P/N 472089 Rev . E 4-19-05 36 40 Pentair Water Pool and Spa, Inc. 1620 Hawkins Ave., Sanford, NC 27330 • (919) 566-8000 10951 W. Los Angeles Ave., Moorpark, CA 93021 • (805) 523-2400 SAVE THESE IN.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Pentair MiniMax NT LN è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Pentair MiniMax NT LN - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Pentair MiniMax NT LN imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Pentair MiniMax NT LN ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Pentair MiniMax NT LN, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Pentair MiniMax NT LN.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Pentair MiniMax NT LN. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Pentair MiniMax NT LN insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
