Gebruiksaanwijzing /service van het product CHX3-125N van de fabrikant Thermo Products
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MG - 1035 ECN 5 320 - MA 1 30307 TWO STAGE CONDENSING GAS FURNACE INSTA LLA TION A ND OPERA TION MA NUA L MODELS: FOR USE W ITH NA TURA L GA S OR LP GA S ( PROPA NE) CHX3 - 75N CDX3 - 75N CHX3 - 100N .
A ll in stallatio ns and serv ices must be perfo rmed by q ualified servi ce personnel . i I. S AF E T Y I N F OR M AT I ON This and the f ollowing page contain reproductions of the various warning and instruc tion labels placed on the Therm o Pride T wo Stage Condensing Gas F urnaces.
A ll in stallatio ns and serv ices must be perfo rmed by q ualified servi ce personnel . ii This and the pr evious page contain reproduc tions of the various warning and instruction labels placed on the Therm o Pride T wo Stage Condensing Gas F urnaces.
A ll in stallatio ns and serv ices must be perfo rmed by q ualified servi ce personnel . iii 1. Use only w ith ty pe of gas approved for this f urnace. R efer to f urnace r ating plate. 2. Connect this f ur nace to an appr oved vent system only. Combus tion produc ts m ust be carried outdoors.
A ll in stallatio ns and serv ices must be perfo rmed by q ualified servi ce personnel . iv : The CHX3 /CDX3 fur nace mode ls are seale d combustion de sign, which d o e s not requir e an air shutter a djustment (ai r shutter s are not us ed) for proper fl a me char acteri stics.
A ll in stallatio ns and serv ices must be perfo rmed by q ualified servi ce personnel . v INDEX SECTI ON BEGINNING PA GE I. SAFET Y INFORMAT ION i II. FURNACE SPECIFICA TIONS 1 III. GENERAL IN STALLAT IO N 6 A. CODES AN D CLEARANC ES 6 B. FURNACE LOCATION 7 B1.
A ll in stallatio ns and serv ices must be perfo rmed by q ualified servi ce personnel . 1 II. FURNA CE SPE CIFICA TIONS CHX3 SERIES MODEL NO . CHX3 - 75 CHX3 - 100 CHX3 - 125 BTU/HR INPUT (High f ire.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 2 C DX3 SERIES MODEL NO . CDX3 - 75 CDX3 - 100 CDX3 - 125 BTU/HR INPUT (High f ire / Low fire) 75,000 / 56,250 100.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 3 I N S T AL L AT IO N P AR T S P AC KAGES – CHX3 - 75 PA RTS PACKA GE #S00S4413 DESCRIPT ION P AR T # QUANTITY .
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 4 PVC tee assem bly, 2 x 3” dia. 320817 1 CPVC XPVC adapter 320833 1 Gas Convers ion Kit AOPS7683/7419 1 INST A .
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 5 Grounding instruc tions MG - 966 1 W ire nut 300132 2 3” stainless s teel hose clam p 300276 2 J- box wire bushing 350016 1 Drain hose grom m e t 350446 1 Spring clam p, 11/16” 300299 3 Installation notice MG - 987 1 PVC tee assem bly, 2 x 3” dia.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 6 III. GENERA L INSTALLA T ION These C ategory Ty pe IV furnaces are shipped com pletely assem bled and wired (internally ) . See the Dealer Receiving and Freight Claim Procedure Section of the price guide for par ts short age or dam age.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 7 These f urnaces m ay be installed in an alcove or in a closet if the m inimum c learances to c ombus tible construc tion (listed previously) are met. T he CDX 3 series f urnaces may be installed in an attic or crawl space.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 8 For a right s ide horizontal application of the CDX3 s eries units, the aux iliary limit switch loc ated on the right side of the hous e air blower mus t be moved to the brac ket on the opposi te (left) side of the blower (See Figure 1).
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 9 The horizontal furnac e installation should be on a ser vice platform large enough to allow for pr oper clearances on all sides and service ac cess to the front of the fur nace (See T able 1).
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 10 Horizontal runs of air intak e pipe shall slope downward at least ¼ inch per f oot from the outlet of the last elbow or last horizontal run, before ex iting the wall, to the intake term ination bey ond the outside wall.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 11 NOTICE: DO NO T use sili cone caulk to seal the pipe sleev e or coupl ing to t he metal air intake c ollar o n th e burner b o x . Secu r ing the sl eeve or coup l ing to the col l ar usin g a scre w is suffic ient.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 12 b. The bottom edge of the vent term ination elbow m ust be installed at least 12 - inches above the outlet of intak e term ination elbow.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 13 Figure 4 : NFGC Minimum Clear ances B e tween the Vent Term i nal and V arious B u i lding Featu r es Vent Term.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 14 : Bushes, shrubs, o r any ve g e tation that ma y restr ict the flow of fl ue products must be kep t away from v ent and ai r intake terminati ons.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 15 2. Measure and cut two (2) , 2 - inch diam eter therm oplastic pipes 1 - 1/2 inches longer than the depth of the wall. Cutting the pipe longer leaves a ¾ inch connection allowance at both ends of the pipe.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 16 Install these optional k its accor ding to the instructions provided with each kit. T he location and clearance requir ement s are identical to those of the standard vent ter minations described in this manual.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 17 H. Exha ust / Intak e Piping A nd Condensa te Drai n C onnections A t Furnace 1.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 18 Figure 7 : Require d Exhaust V ent and A ir Intake Piping for CDX3 Fur nace in D o wnflow A pplications.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 19 Figure 8 : Require d Exhaust V ent and A ir Intake Piping for CDX3 Fur nace in H o r izontal A pplications.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 20 leading away f rom the fur nace m ust be com posed of 3 - inch diam eter PVC pipe and pipe fittings only.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 21 NOTICE: Al l PVC the rmoplas tic pipe mus t be supporte d beginning di rectly ov er the exhaust v ent tee assemb ly, then every 4 - feet there after, a nd at every joint.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 22 DO NOT! SI LICONE OR SEAL THIS CONNECTION IN ANYWAY. MUST BE LO O SE FIT WIT H LEAKAGE BETWEE N PVC AND METAL COLLAR. Figure 12: T ypica l Intern a l A ir Intake P iping A rrangement for A ll Furnace Models d.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 23 Figure 15. TRA P A SSEMBL Y M OUNTED ON CDX3 Figure 16. TRA P A SSEMBL Y M OUNTED ON CDX3 RIGHT SIDE HORIZONT A.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 24 2. Determ ine on which side of f urnace the c ondensate disposal line is to be run ( NOT ICE: On CHX3/CDX 3’s this m ust be the s am e side as the f lue outlet or bottom of unit).
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 25 Rem ove the 11/16” diamet er clear tubing f rom the coil drain nipple and run tap water into the open end of the tubing. This s hould keep the dr ain system clean.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 26 : Care must be taken not to wet electronic components d uring lea k test. W etting the primar y ignition module may dama ge its ci rcuitry and caus e a hazar dous situa tion.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 27 Figure 18A All trunk lines, tak e - of fs, r egisters and gr ill - free areas mus t be figured when determ ining the air handling capacity of a duct system. O ne can obtain the necess ary duct sy stem size by utilizi ng the chart below.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 28 DUCT SIZES FOR HOM ES, QUIET OFFICES, OR SIMILAR INS TALLA TIO NS T AB L E 2 A Each of the s y stem com ponents.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 29 K. FILT ERS 1. CHX3 M ODELS: HIGHBOYS It is necessar y to cut the retur n air opening in the bottom or s ide casing depending upon the needs of the specif ic installation.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 30 Figure 2 0 3. USE OF NON - THERM O PRIDE FILTER RETENTIO N MEANS If a m ethod other than the T herm o Pride f i.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 31 FORMULA: (tons of cooling) x (400 C FM per ton) (144 s quare inches per foo t) = filter area s q.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 32 3. THERMO STA T CONNECTIONS A ND A NT ICIPA T OR SETT ING NOTICE: For two- stage thermos tat wire connectors see wire diagram page 59. For single - stage ther mos tat with two - stage operation connect W from therm ostat to W 1 on control.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 33 4. BLOWER A ND CONTROL PANEL WIRING Figure 2 1 : TURN OFF THE E LECTRICA L POWER to th e furnace be fore attem pting to disconn e ct blower wir ing.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 34 Modifications to ECM blower speed s ettings are done us ing the S3 and S4 dip switch controls. T herm o Pride two - stage furnac es are f actory shipped at the CFM settings listed below in Table 4C.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 35 CONTINUOUS SAFE OPERAT ION CHECK IF FLAME SI MULATION CONDIT ION PRESENT OR ROLL-O UT SW ITCH OPENS, SYSTEM ENERG IZES INDUCER FAN FOR 15 SECONDS AND CIRCULATOR BLOW ER AT HEATING SPEED UNTIL SI TUA TION CORRECTION AT ANY TIME THE GAS VALVE IS NOT ENERGIZED A.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 36 FLAME MUST BE DETECTED W ITHIN 4 SECONDS IF FLAME IS DETECTED, THE DELAY-TO- FAN-ON TIME BEGINS (45 SECONDS) THE RETRY SEQUENCE PROVIDES A 60 SECOND W AIT B E F O RE IG N ITION RETRY.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 37 IF SYSTEM IS IN LOCKOUT, THE MODULE W ILL RESET ITSELF AFTER 60 MINUTES OR MAY BE MANUALLY RESET BY INTERRUPTING THE POW ER TO THE FURNACE AT THE DISCONNECT OR INTERRUPTI NG THE CALL FOR HEAT AT THE THERMOSTAT.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 38 B. INITIAL STA RT UP: This f urnace does not have a pilot. It is equipped with a hot surface igniter, w hich automatic all y l ights the burner. Do not attem pt to light the burner by hand.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 39 C. Measuring And A djusting Heat Input Rate DO NOT exceed input rating stamped on furnace n ameplate o r manufact urer's recomme nde d burner manifol d pr e ssure for ori fice size used.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 40 NOTICE: A U - tube manometer , m easuring pres sure in inches of water colum n, is recommen ded f or all gas pressur e m easurem ents. However, an aneroid pr essure gauge , in good working condition, capable of reading pr essure c hanges of 0.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 41 5. To obtain an acc urate m anifold gas pr essure r eading, the main bur ner m ust be cycled on and off several tim es to stabilize the gas control valve press ure regulator diaphragm .
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 42 Figure 23: b. Turn the inner plastic adjus tm ent screw clock wise to incr ease, or counter clock wise to decrease, the gas press ure (and gas f low) to the main bur ner.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 43 18. If the gas pr essur e is not within the s pecifie d high fire m a nifold pre ssure r ange (re fer to Table 5) , repeat steps 12(a) through 12(d) , above, adjust ing the high fire gas pr essure r egulator.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 44 This f urnace is designed not to require any burner adjustm ent. Burner aer ation is fixed in this design. Burner flam es c an be seen by looking through the sight glass located on the burner box.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 45 TIME (s ec.) FLOW (c fh) TABLE 6 - CONVERTING GAS FLOW RA T E 40 90 41 88 * For one cubic f oot per revolution gas m eter dials , 42 86 use T able directly. 44 82 45 80 * For 1/2 cubic f oot per revolution gas m eter dials : 46 78 1.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 46 D. FURNA CE CHECKOUT PROCEDURE Before any system of gas piping is f inally put into service, it shall be c aref ully tested to assure that it is gas tight as indicated in the m anual.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 47 5. That f ailure to m aintain and operate this furnac e in accordanc e with these instructions c ould result in hazardous conditions, bodily i njury, property damage and may void the limited warranty on the furnac e.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 48 mem or y , the LED will flash two green flashes . The c ontrol will flash the m ost recent er ror f irst and the oldest error las t (last in fir st out). T here will be 2 seconds between codes .
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 49 SET THERMOSTAT TO CALL FOR HEAT (MAKE CER TAIN ROOM TEM PERATURE IS BELOW THERMOSTAT SETTING) CHECK INPUT POW ER, DOOR INTERLOCK, SERVICE SW ITCH AND FUSES IS THE I NDUCER BLOW ER OPERATING? CHECK 115 VO LT CONNECTIONS.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 50 IS INDUCE R RUNNING ON LOW SPEED? DOES THE HOT SURFACE IGNI TOR ENERGIZE AND GLOW ? CHECK W IRING TO HOT SURFAC.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 51 IS IGN ITOR POS ITIONE D CORRECT L Y? R EP O S I TIO N TO CORRE CT LOC AT ION CHE CK AND CL EA N BURNERS DO BUR.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 52 CHECK CO NNECTIO NS TO G AS VALVE. IF O K, REPLACE GAS VALVE. IS THE VARIABLE SPEED AIR FAN OPERATI NG? DOES BL.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 53 DOES BURN ER SHU T OF F W HE N T HER M OST A T I S SAT I SF I ED? CHE CK F OR 24 VOL T S AT G AS VAL VE. REP LACE G AS VAL V E CHECK F OR SHORT I N W I RE T O T HE RM OST A T AND CORREC T I F NE CESSA RY.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 54 Appendix – A Replacem ent Parts List 1. Replacement parts list fo r CHX3 - 75, CHX3 - 100 and CHX3 - 125.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 55.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 56 2. Replacement parts list fo r CDX3 - 75 , CDX3 - 100 and CDX3 - 125.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 57.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 58 Appendix – B W iring Diagram s.
A ll installation s and serv ices must be perfo rmed by qualified service p ersonnel. 59.
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