Manuale d’uso / di manutenzione del prodotto GF-250 del fabbricante Sterling
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(S) DSTBIM-3 J30-06935 INST ALLA TION INSTR UCTIONS AND P AR TS LIST TUBULAR GAS FIRED DIRECT SP ARK PROPELLER UNIT HEA TERS Model No . Serial No. A TTENTION: READ THIS MANU AL AND ALL LABELS A TT A C.
2 T ABLE OF CONTENTS The f ollowing ter ms are used throughout this man ual, in addition to the ETL requirements to br ing attention to the presence of potential hazards, or to important information c.
3 GENERAL SAFETY INFORMA TION Failure to compl y with the general safety inf ormation may result in extensive property damage, severe personal injury , or death. This product must be installed b y a licensed plumber or gas fi tter when installed within the Commonwealth of Massachusetts.
4 C E (Hanging) 1-3/8" (35) (Hanging) G D 32-1/2" (826) 11-5/8" (295) (Hanging) H (Discharge Opening) 33" A B L F (Discharge Opening) 1" (25) Electrical Control Panel Gas Valv.
5 INST ALLA TION Do not install unit heaters in corrosive or fl ammable atmospheres! Premature failure of, or severe dama g e to the unit will result! A void locations where e xtreme drafts can affect b urner operation.
6 Figure 3A Figure 3B - Heater Mounting* *All hanging hard ware and wood is not included with the unit (T o be fi eld supplied). Figure 3C INST ALLA TION (continued) CLEARANCES: Each Gas Unit Heater shall be located with respect to building construction and other equipment so as to permit access to the Unit Heater.
7 GAS PIPING T o av oid damage or possible personal injury , do not connect gas piping to this unit until a supply line pressure/leak test has been completed. Connecting the unit bef ore completing the pressure/leak test may dama g e the unit gas v alve and result in a fi re hazard.
8 PIPE INST ALLA TION Figure 4 - Pipe Installation, Standard Contr ols Never use an open fl ame to detect gas leaks. Explosive conditions may e xist which may result in per sonal injury or death! The.
9 HAZARDOUS V OL T A GE! DISCONNECT ALL ELECTRIC PO WER INCLUDING REMO TE DISCONNECTS BEFORE SER VICING. Failure to disconnect power bef ore servicing can cause severe personal injury or death. Standard units are shipped f or use on 115 volt, 60 her tz, single phase electric power .
10 ELECTRICAL CONNECTIONS (continued) Figure 5d - T ubular Units Equipped with Natural Gas and Pr opane (LP) Gas.
11 ELECTRICAL CONNECTIONS (continued) Figure 5e - T ubular Unit Sizes with Optional 2 Stage Ignition.
12 VENTING Obser v e the follo wing precautions when venting the unit: 1 . Use flue pipe of the same siz e as the flue connections on the gas unit heater (See T able #1).
13 HORIZONT ALL Y VENTED UNIT HEA TERS (CA TEGOR Y III) Horizontal venting arr angements are designed to be used with single wall v ent pipe. Hor iz ontal venting arrangements must terminate external to the building using either single wall or doub le wall (T ype B) vent.
14 ADDITIONAL REQUIREMENT FOR CANADIAN INST ALLA TIONS REFER TO SPECIFICA TION T ABLE AND INST ALLA TION MANUAL FOR PR OPER USAGE. * The follo wing instr uctions apply to Canadian installations in addition to installation and operating instructions. 1.
15 Figure 8A Figure 8B VENTING (continued).
16 VENTING (continued) Figure 9A Figure 9B.
17 OPERA TION PO WER VENTED PROPELLER UNITS DIRECT SP ARK IGNITION EXPLANA TION OF CONTR OLS (See Figure 10): 1. The unit heater is equipped with a power v ent system that consists of a power v enter motor and blo wer , pressure s witch, and sealed fl ue collector in place of the conv entional draft div er ter .
18 PRIMAR Y AIR SHUTTER ADJUSTMENT Primar y air adjustment is made at the f actor y . No fi eld adjustments are necessary . GAS INPUT RA TE 2. PR OP ANE GAS: An exact manif old pressure of 10.0 inches W .C. (2.5 kP a) must be maintained f or proper operation of the unit heater .
19 3.5 3.5 3.3 3.2 3.2 3.2 3.1 3.1 3.0 3.0 2.9 2.9 2.8 2.8 2.7 2.7 2.6 948 931 914 897 881 865 849 833 818 802 787 771 756 741 726 711 696 TUBULAR UNIT HEA TER HIGH AL TITUDE DERA TION This T ubular U.
20 1. Bur ner orifi ce too small. 1. Irregular orifi ce causing whistle or resonance. 2. Excessive gas input. 1. Clogged main burners. 2. Misaligned orifi ces. 3. Insuffi cient combustion air . 4. P ossibly ov er fi red. 1. Block ed venting. 2. Insuffi cient combustion air .
21 1. Ther mostat located incorrectly . 2. Improper ther mostat wiring. 3. Shor ted circuit. 4. Defectiv e sticking gas valv e. 5. Excessive gas supply pressure . 1. Loose electrical connections at ther mostat or gas valv e. 2. Excessive thermostat heat anticipator setting.
22 Q. Cold air is delivered during heater operation. R. High limit tripping. S. P ower v entor will not r un. T . P ower v entor tur ns on and off during operation. U. Po wer ventor will not stop . 1. Refer to “Operation”. 2. Refer to “Operation”.
23 T able 6 - T ubular Pr opeller T r oubleshooting with LED Indicator Assistance No Cycling or appliance power or thermostat call for heat since appliance f ailure has occured. Line v oltage power can cause product dama g e, severe injury or death. Only a trained e xperienced service technician should perform this tr ouble- shooting.
24 MAINTENANCE PERIODIC SER VICE 2. T ur n off the manual gas v alve and electrical power to the unit heater . 3 . T o clean or replace the burners, remov e burner cov er . Remov e top strip from above b ur ners . Lift burners up and pull aw ay from manif old to remov e.
25 LIMITED W ARRANTY P ower V ented T ub ular Propeller Unit Heater s 1. The "Manuf acturer" warrants to the original owner at original installation site that the abov e model Gas-Fired Heat.
26 IDENTIFICA TION OF P ARTS PR OPELLER UNIT HEA TERS Figure 13 - Heat Exchanger Assembly Figure 14 - Electrical Contr ol Panel Figure 11 - Propeller P arts Figure 12 - Component P ar ts D4430 F an Gu.
27 Figure 15 - P ower V enter Assembl y (100/250 Unit Sizes Shown) Figure 17 - T urbulator/High Limit Location Figure 16 - P ower V enter Assembl y (300/400 Unit Sizes Shown) HO W T O ORDER REPLA CEME.
Customer ____________________________________ Job Name & Number _________________________ PRE-INSPECTION INFORMA TION With power and gas off. T ype of Equip: Unit Heater Serial Number ____________.
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 Sterling GF-250 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 Sterling GF-250 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Sterling GF-250 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Sterling GF-250 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Sterling GF-250, 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 Sterling GF-250.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Sterling GF-250. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Sterling GF-250 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.
