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Thermo Products MO-425 manual

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Table of contents for the manual

  • Page 1

    MO-425 ECN 4392- MA OIL FURNACE GENERAL SERVICE AND MAINTENANCE MANUAL FOR USE WITH THERMO PRIDE OIL FURNACES THERMO PRODUCT S, LLC . PO BOX 217 NORTH JUDSO N, IN 46366 PHONE: (574) 896-2133[...]

  • Page 2

    All installations and ser vices m ust be perform ed by qualified se rvice pe rsonnel. i TABLE OF C ONTENTS SECTION BEGINNING P AGE I . GENERAL I NSTRUCTI ONS 1 I I . I N S T A L L A T I O N 2 A. CHI MNEY 2 1. PROPER CHI MNEY SI ZE 2 2. PREVENTION OF CHI MNEY CONDENSING 3 3. PROPER CHI MNEY HEI GHT 4 4. PROPER VENT C ONNECTOR PIPE/CHI MNEY CONNECTIO[...]

  • Page 3

    All installations and ser vices m ust be perform ed by qualified se rvice pe rsonnel. 1 I. GENERAL INSTRUCTIONS - READ BEFORE START OF INSTALL ATION 1. The heating output capacity of the fu rnace proposed f or installation should be bas ed on a heat los s calculation m ade according to the man uals provided by the Air Conditioning Contractors of Am[...]

  • Page 4

    All installations and ser vices m ust be perform ed by qualified se rvice pe rsonnel. 2 If the " entir e" build ing is unusually tight ly construc ted a nd/or has an exha ust fan insta lled, a low pr essure z one co uld b e cre ated w ithin th e structu re. Air f or combus tion and draf t control operation m u st be su pplied from the ou [...]

  • Page 5

    All installations and ser vices m ust be perform ed by qualified se rvice pe rsonnel. 3 2. PREVENTION OF CHIM NEY CONDENSING: Stack gas m ay do one of tw o things as it escapes u p the chim ney : A. Rem ain en tirely in a gaseous state if the in ternal chim ney w all tem perature is above th e dew poin t, or B. Condense water vapor on the ch imn ey[...]

  • Page 6

    All installations and ser vices m ust be perform ed by qualified se rvice pe rsonnel. 4 3. PROPER CHIM NEY HEIGHT: The chimney shall ter minate a t lea st 3 fee t abo ve the highe st po int where it p asses thro ugh the ro of of a build ing and a t least 2 feet hig her than any portion of a bu ilding w ith in a horizontal dis tance of 10 feet. (See[...]

  • Page 7

    All installations and ser vices m ust be perform ed by qualified se rvice pe rsonnel. 5 5. PRO PER CHIM NEY BOTTO M LEVEL: In cases w here the chim ney extends to the basem ent floor, the draft can us ually be improved by filling the base of the chimn ey w ith sa nd to w ithi n 12 inch es of t he ven t conn ector pipe afte r relocating the clean -o[...]

  • Page 8

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 6 Fig. 7: Alternate constructions that allow reduced clearances to com bustible materials. REDUCTION OF CLEARANCES WITH SPECIFIED FORMS OF PROTECTION Type of protection applied to and covering all surfaces of com bustible material w ithin the distan ce specified as[...]

  • Page 9

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 7 The vent conn ector pipe between the f urnace an d chim ney shall be of equal diam eter as the flue outlet of th e furnace. The vent connector pipe m ust be m ade of 24 gauge (or thicker) corrosion-resistant steel. The ve nt conn ector pipe should be as short as [...]

  • Page 10

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 8 Fig. 8: Supply air duct sizing Example The RETURN AIR DUCT SYSTEM should eq ual the w arm air duct sy stem in airflow capabilities. NOTE: When a return register is located in the sam e room as the f urnace, the register m ust be at least 20 feet aw ay from the fu[...]

  • Page 11

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 9 D. OIL TANK & PIPING: ? ? ? ? WARNING: All local codes and ordinances take precedence wi th regard to tank and oil lines. I n the absence of l ocal codes, all tanks and lines must be i nstalled according to NFPA31 St andard for the I nstallation of Oil Burnin[...]

  • Page 12

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 10 Below th e w iring diag rams for the variou s T herm o Pride oil furnace m odels.[...]

  • Page 13

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 11 G. INITIAL BURNER OPERATION: IMPORTANT: READ B URNER INSTRUCTION MANUAL (INCLUDED WITH BURNER) BEFORE CONTINUING. To successfully service an d initially set up the oil furnace, y ou must use th e follo w ing instru men ts: A. A smo ke t est er B. A carbon dioxid[...]

  • Page 14

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 12 For exam ple, if a 13% CO 2 (3.5% O 2 ) is measu red at a trace of smoke, open the air sh utter until a zero sm oke reading is obtained w ith a 12% C O 2 or 4.5% O 2 . The reason for recom mending the lower CO 2 setting even tho ugh it may result in sl ightly lo[...]

  • Page 15

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 13 TURN T'STAT SE TTING ABOVE ROO M TEMPERATURE TURN THERMOSTAT TO CALL FOR HEA T DOES TH ERMOSTAT MAKE CON TACT? IS THE TRAN SFORMER SUPPLYING 24 VOLTS TO TH E THERMOSTAT COOL THE THERMOST AT ARE W IRES CO NNECTED PROPERLY REPLACE THER MOSTAT CORRECT W IRE CO[...]

  • Page 16

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 14 POSITI ON THEM PER BURNER MANUFACTURERS INSTRUCTIONS REPLACE IG NITI ON TRANSFORM ER ARE THE ELECTRODES ARCING? IS THE OI L PUMP OPERATING ? IS THE NOZZ LE AND CAD CELL POSITI ONED PROPERLY? * IS IG NITIO N T RA NS FORME R CAPABLE OF PRODUCI NG A 3/4" ARC? [...]

  • Page 17

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 15 PROPER COMBUST ION ACHIEVED? IS THE PROBLEM DELAYED IGNITION? IS PUMP PRESSURE SET ACCORDING TO BURNER APPLICATION CH ART? IS THERMALLY ACTIVATED VENT DAMPER PRESENT ? REMOVE OR REPLACE W ITH AUTOMATIC DAMPER IS COM BUSTION S ET TO A TRACE OF SMOKE AN D THEN BAC[...]

  • Page 18

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 16 GO TO PROPER COMBUST ION ACHIEVED SECTI ON ABOVE AND SET COMBUSTION ADJUST BLOWER SPEED TO RAISE TEM PERATURE RISE. -- INCREASE L ENGTH OF BURNER ON CYCLE -- INSULATE CHIM ENY W ITH CHIMNEY LINER. DOES FURNACE OPERATE W ITHOUT CONDENSING? TROUBLE SHOOT ING ENDS.[...]

  • Page 19

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 17 B. CAD CELL CHECK OUT PROCEDURE: 1. Remove cad cell lead w ires, then start th e burner. Shortly after burner st arts, place a tem porary jum per between term inal f - f. Connect ohm meter across cad cel l lead w ires - resist ance sh ould be un d er 1600 ohm s.[...]

  • Page 20

    All installations and ser vices must be pe rformed by qualified se rvice pe rsonnel. 18 ? ? ? ? CAUTION: Do not attempt to start burn er when: 1.Ex cess oil has accumulated 2.W hen the furnace or burner is full of vapor 3.W hen the combustion chamber is very hot. I f one or more of these conditions exist, contact a qualified service personal. 8. Fo[...]