Instruction/ maintenance manual of the product GHND-SVX01A-EN Trane
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Installation Oper ation Maint enance July 2007 GHND-S VX0 1A -EN GHND GHPD High Ef ficienc y Pr opeller F an Gas Unit Heat er.
Pr ef ace and W ar nings and Cautions © 20 07 American Standard Inc. All rights reserved GHND-SVX0 1A-EN Li te ra ture Ch a ng e H is to ry : GHND-SVX0 1A-EN (May 20 07) Note: One copy of this docume nt ships inside the control panel of e ac h unit and is customer proper ty .
GHND-SVX0 1A- EN 3 Model Number Descr iption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Gener al Infor mation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Description .
4 GHND-SVX0 1A-EN • High Efficiency Propeller F an Gas Unit H eater T rane products are identified by a multip le c haracter model number that precisely identifies a par ticular type of unit. An ex planation of the alphanumeric model nu mber is shown below.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 5 Model Number Description DIGIT 9 — Gas contr ol option A = Single stage, standing p ilot D = Single stage, intermittent pilot igni.
6 GHND-SVX0 1A-EN • High Efficiency Propeller F an Gas Unit H eater Descr iption The High Ef ficiency Propeller F an Gas Unit He ater is a facto ry assembl ed, power vented, low static pressure type propeller fa n heater designed to be suspended within the space to be heated.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 7 General Information Gener al Saf ety Infor mation WA R N I N G Hazardou s Service Pr ocedur es! The maint enance and tr oublesho.
8 High Efficiency P ropeller Fan Gas Unit Heater • GHND-S VX0 1A-EN General Information this manual. Also follow procedures listed on the “Gas Equ ipment Star t-Up Sheet” located in this manual. Use only the fuel for whic h the he ater is designed (s ee rating plate).
Unit Size 30 45 60 75 100 125 150 175 200 225 250 300 350 400 PERFORMANCE DATA ‡ Input BTU/Hr 30,000 45,0 00 60,000 75,0 00 100,000 125, 000 150,000 17 5,000 200,00 0 225,000 250,000 300,000 350,000.
1 0 High Efficiency P ropeller Fan Gas Unit Heater • GHND-S VX0 1A-EN General Information Figur e 3. Dimensions standar d units.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 1 1 Do not install unit heaters in corrosive or flammable atmospheres! P remature failure of , or severe damage to th e unit will result! Not e: IMPOR T ANT! A void locations where extre me draf ts can af fect burner operation.
12 High Efficiency P ropeller Fan Gas Unit Heater • GHND-S VX0 1A-EN Installation MOUNTING HEIGHT : Unit Heaters must be instal led at a minimum of 8 fe et (2.4m) above t he floor , measured to the bot tom of the unit. At hei ghts abov e 8 feet (2. 4m), less ef ficient air distribution will result.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 13 Installation impede the warm air distribut ion pat t erns. He at throw distance s are presente d in T able 2, and Figure 2A . Not e 2. NR=Not recommended H=Distance f rom floor to bo ttomof the un it.
1 4 High Efficiency P ropeller Fan Gas Unit Heater • GHND-S VX0 1A-EN Installation Note: Unit hea t er sizing should be base d on he at loss calculat ions where the unit heater output equals or ex ceeds heat loss. Heater output is approxima tely 80% of input BTU/HR.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 15 Installation Not e 3. All hanging hardware and wood is not included with the unit (to be field supp lied).
16 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater WA R N I N G Flammable V apors! When connecting t o existing g as lines be sur e t o v alve of f the gas supply ahead of connection point.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 17 Gas Supply Piping Not es: Determine the required Cu. Ft. / Hr. by dividing the rated heater input by 1000. For SI / Metric measurements: Convert unit Btu. / Hr . to kilowatts. Multiply the units input (kW) by 0.
18 High Efficiency P ropeller Fan Gas Unit Heater • GHND-S VX0 1A-EN Gas Supply Piping Pipe Installation WA R N I N G Hazard of Explosion of F ire! Heater installation f or use with propane (LP .
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 1 9 Gas Supply Piping Note: IMPOR T ANT! Do not ov ertighten the inle t gas piping int o the valve. This may cause stresses that would cra c k the valve! Note: Use pipe joint seal ant resistant to t he action of liquefi ed petroleum g ases rega rdless of gas condu cted.
20 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater WA R N I N G Hazardou s V oltage! Disconnect all electr ic po wer , including r emote disconnects bef ore servi cing. F ollo w pr oper lock out/tago ut pr ocedur es to ensur e the po wer can not be inadv ertently ener giz ed.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 21 Electrical Connections Thermostat wires tagged “W” and “G” must be connect ed together except whe n using a general purpose "SPDT" 24V AC relay and a standard thermostat with sub base, or when using low v oltage ther mostats.
22 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater WA R N I N G ! Carbon Mono xide P oisoning! Eac h unit must ha v e an individual vent pi pe and v e nt t ermi nal per fur nace section! Each unit MUS T NO T be connect ed to other v ent syst ems or to a c himney .
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 23 Venting for Power Vented Unit Heaters The venting system for th ese appliances shall terminate at least four feet (1 .2m) below, four feet (1 .2m) horizont al from, or one foot (0.3m) abo ve any do or , window , or gravity air inlet into any building.
24 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Venting for Power Ve nted Unit Heaters Use single wall pipe constructe d of 26 gauge g alvanize d steel or material of equivalent durability and cor rosion resistance for the vent system.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 25 Venting for Power Vented Unit Heaters T o conver t the power venter for horiz ont al venting, remove the shipping suppor t brac ket; refer to Figures 6 through 1 0 and 24, and follow this procedure: 1 .
26 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Venting for Power Ve nted Unit Heaters Figur e 14. Hor izontal ar rangemen t, single wall.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 27 Venting for Power Vented Unit Heaters Figur e 16. Hor izontal ar rangement , single w all v ent syste m to do uble wall te r mination Figur e 17 .
28 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater PO WER VENTED PROPELLER UNITS INTER MIT TENT (SP ARK) PIL O T IGNITION EXPLANA TIO N OF CON T ROLS: 1 .
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30 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Operation Figur e 18. Bur ner components BURNER DRAWER C OMMON P ARTS CONTROLS: 1 Main Burners 8.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 31 Operation GAS INPUT RA TE Chec k the gas input rate as fo llows (Refer to general safety section for m etric conversions/SI units): Note: IMPOR T ANT! Never o verfire the unit heater , as this may cause unsatisfactory operation or shor ten the life of the heater .
32 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Operation Notes: This schedule is for units operating at normal altitu des of 2000 ft . (610m) or less. SPECIAL ORIFICES AR E REQUIRED FOR INSTALLATIONS A B OVE 2,000 FT. (610M ).
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 33 Operation PRIMAR Y AIR SHUTTER AD JUS TMENT Af ter the unit has been operating f or at least 15 minu tes, adjust the primary air flow to the burners. T urn the friction-loc k ed, manuall y -rotated air shut ter s cloc kwise to close, or countercloc kwise to open.
34 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater WA R N I N G Hazardou s Service Pr ocedur es! The maint enance and tr oubleshooting pr ocedur es r ecommended in this section of the m anual could r esult in exposur e to electr ical, mechanical or other pot ential safety hazar ds.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 35 Maintenance 3. T o clean or replace the main burners, remove the bot tom panel and comp ress the spring by moving the burn er towa rd the manifold. Slide the opposite en d of the burner downw ard from the locating slot w hile retaining spring is still compresse d.
36 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater T rouble Shooting Guide: A. Flame lif ting from bur ner ports. POSSIBLE CAUSE(S) 1 . P ressure regulator set too high. 2. Defective Regulator . 3. Burner orifice too large . CORRECTIVE ACTION • R eset manifold pressure.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 37 Trouble Shooting • R eset manifold pressure. Refer to “ O peration”; R eplace re gulator se ction of combination g as valve or complete valve; or Chec k with loca l gas suppli er for proper orifice size and replace.
38 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Trouble Shooting 3. Draf ts around heater . 4. Negative pre ssure in building. 5. Bloc ked flue collector . CORRECTIVE ACTION • Inspect all gas piping and repair . • C lean heat exc hanger/flue .
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 39 Trouble Shooting 7 . Defective therm ostat. 8. Defecti ve transformer . 9. Loose wiri ng. 1 0. Defective ignition con trol. CORRECTIVE ACTION • O pen all manual gas valves. • R ep lace fuse or turn on power suppl y .
40 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Trouble Shooting • Che c k operation at valve. Look for short (suc h as staples piercing thermostat wiring), and cor rect. • R epla ce gas valve. • R efer t o “ Operation” .
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 41 Trouble Shooting.
42 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Trouble Shooting CORRECTIVE ACTION • Che c k and tighten all wiring connections per diagrams. Thermost at wires tagged “W” and “G” must be connected toget her (unless special thermostats are used; if so, see thermostat wiring diagra m).
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 43 Trouble Shooting 3. Thermostat malfunction. 4. Heater cycling on limit control. CORRECTIVE ACTION • R efer t o “ Operation” . • Th is is especially true when the heated space is enlarged.
44 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Trouble Shooting W. N o S p a rk . POSSIBLE CAUSE(S) 1 . Thermosta t not calling for heat. 2. No low voltage. 3. Spark gap closed o r too wide. 4. Broken or crac ked ceramic on spark electrode.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 45 Trouble Shooting • If present, replace main valve; if not,replace S860 0 Igniter . Z. Hi-Limit switc h tr ipping. POSSIBLE CAUSE(S) 1. V ertical run of flue is too short . 2. Unit is o verfiring.
46 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Trouble Shooting • C hec k for 24V across 1 and 3 terminals on fan r elay . If 24V is present, jumpe r terminals numbered 2 and 4. If motor runs, th e relay is defective and must be replaced.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 47 P ar t Identification Figur e 20. Pr opeller parts: 1 15/1/60 motor f an guar d f an blade hardw are Figur e 21 .
48 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Part Identification Figur e 22. Int er nal furn ace components Figur e 23. Bur ner assembly par ts.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 49 Part Identification Not e 1. For it em No. 6, use counter -clockwise rotation. Not e 2. DO NOT OVERTIGHTEN CELCON NUT! HA ND TIGHTEN ONL Y! DO NOT USE T OOLS! Approximate 1/3 turn maxi mum or 8 inch pounds is sufficien t from the point w here the tube d oes not slip in or ou t.
50 High Efficiency P r opeller Fa n Gas Unit Heater • GHND-SVX0 1A-EN Part Identification INS T ALLA TION INS TRUCTIONS FOR FIELD REPLACEMENT OF PO WER VENTER MO T OR WA R N I N G Hazardou s V oltage and Gas! T urn of f the gas supply and disconnect all electr ic pow er , including r emote disconnects bef or e servicing unit.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 51 Part Identification T OOLS AND P ARTS NEEDED: Wire Stripper and Crimp er; Slot ted Head and #2 Phillips Head S crewdri ver; 3/8" Wre nc h; 1/8" Allen W renc h (long handle); marker; (1) 1/4" push on terminal for Wire.
52 GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater Customer ___________ ___________ Job Name & Number ________ _________________ PRE-INSPECTION INFORMA TION With power and g a s of f.
GHND-SVX0 1A-EN • High Efficiency Propeller Fan Gas Unit Heater 53 Gas Equipment Start-Up BL O WER (with pow er on and gas of f) Chec k voltage L1 _____ L2 _____ L3 _____ Chec k rotation of main blower . Chec k motor amps L1 _____ L2 _____ L3 _____ Blower RPM ________ _____ Chec k air fi lters .
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An important point after buying a device Trane GHND-SVX01A-EN (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Trane GHND-SVX01A-EN yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Trane GHND-SVX01A-EN - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Trane GHND-SVX01A-EN you will learn all the available features of the product, as well as information on its operation. The information that you get Trane GHND-SVX01A-EN will certainly help you make a decision on the purchase.
If you already are a holder of Trane GHND-SVX01A-EN, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Trane GHND-SVX01A-EN.
However, one of the most important roles played by the user manual is to help in solving problems with Trane GHND-SVX01A-EN. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Trane GHND-SVX01A-EN along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
