Carrier 58MSA Service And Maintenance Instructions

Also see for 58MSA Series: User manual Instruction manual Installation, start-up, and operating instructions Installation, start-up, and operating instructions Installation, start-up, and operating instructions

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Carrier 58MSA Service And Maintenance Instructions Manual pdf 6 page image

Never use matches, candles, flame, or other sources ofignition to check for gas leakage. Use a soap-and-watersolution. Failure to follow this warning could result in a fire,personal injury, or death.18. Replace main furnace door.SECONDARY HEAT EXCHANGERSNOTE: The condensing side (inside) of the secondary heatexchangers CANNOT be serviced or inspected. A small number ofbottom outlet openings can be inspected by removing the inducerassembly. See Flushing Collector Box and Drainage Systemsection for details on removing inducer assembly.Step 5—Flushing Collector Box and DrainageSystem1. Turn off gas and electrical supplies to furnace.2. Remove main furnace door.3. Disconnect inducer motor and pressure switch wires orconnectors.→ Fig. 8—Furnace Pressure and Drain Tubing Diagram A99102Furnace is shipped from factory in upflow configuration. Pressure tube and drain tube routing MUST match the diagrams below.Tube location when used in DOWNFLOW applicationTube location when used onHORIZONTAL - RIGHT applicationPLUGCAPCOLLECTOR BOX DRAIN TUBE(BLUE & WHITE STRIPED)COLLECTOR BOX TUBE(PINK)COLLECTOR BOX DRAIN TUBE(BLUE)INDUCER HOUSING DRAIN TUBE(VIOLET)COLLECTOR BOX TUBE(PINK)COLLECTOR BOX DRAINTUBE(BLUE & WHITE STRIPED)COLLECTOR BOX DRAIN TUBE(BLUE)INDUCER HOUSING (MOLDED) DRAIN TUBE(BEHIND COLLECTOR BOX DRAIN TUBE)FIELD-INSTALLEDFACTORY-SUPPLIED DRAIN TUBECOUPLING (LEFT DRAIN OPTION)FIELD-INSTALLED FACTORY-SUPPLIEDDRAIN TUBEFIELD-INSTALLEDFACTORY-SUPPLIED 1/2-IN.CPVC STREET ELBOWS (2)FOR LEFT DRAIN OPTIONCOLLECTOR BOX TUBE(GREEN)CONDENSATE TRAPCAPCondensate Trap; Factory Installedin Blower ShelfCONDENSATE TRAPCOLLECTOR BOX TUBE (GREEN)Condensate Trap on LEFTSide OptionalCAPPLUGCOLLECTOR BOXDRAIN TUBE (BLUE)PLUGGED ENDCOLLECTOR BOX DRAIN TUBE(BLUE & WHITE STRIPED)COLLECTOR BOXTUBE (GREEN)COLLECTOR BOXTUBE (PINK)COLLECTOR BOXEXTENSION TUBECONDENSATE TRAPINDUCER HOUSING DRAIN TUBE (VIOLET)COLLECTOR BOXEXTENSION TUBECOLLECTOR BOX TUBE(PINK)COLLECTOR BOX DRAIN TUBE(BLUE)COLLECTOR BOX TUBE(GREEN)CONDENSATE TRAPINDUCER HOUSING DRAINTUBE (VIOLET)COLLECTOR BOX EXTENSION TUBECOLLECTOR BOX DRAINTUBE(BLUE & WHITE STRIPED)Condensate Trap onRIGHT SideCOLLECTOR BOXEXTENSION DRAIN TUBEDRAIN TUBE COUPLINGGAS VALVEDRAIN TUBES ROUTED INFRONT OF GAS VALVEAUXILIARY "J" BOX RELOCATED HEREPLUGCAPCOLLECTOR BOX DRAIN TUBE(BLUE & WHITE STRIPED)CONDENSATE TRAPCOLLECTOR BOXEXTENSION TUBECOLLECTOR BOXTUBE (GREEN)INDUCER HOUSINGDRAIN TUBE(VIOLET)COLLECTOR BOX TUBE (PINK)RELOCATE TUBE BETWEEN BLOWERSHELF AND INDUCER HOUSING FOR040,060, AND 080 HEATING INPUTFURNACESCAPPLUGCOLLECTOR BOX DRAIN TUBE(BLUE) COLLECTOR BOX EXTENSION TUBECOLLECTOR BOX TUBE (PINK)COLLECTOR BOXTUBE (GREEN)COLLECTOR BOX DRAIN TUBE(BLUE AND WHITE STRIPED) INDUCER HOUSING DRAIN TUBE (VIOLET)CONDENSATE TRAPCondensate Trap onLEFT SideCOLLECTOR BOXDRAIN TUBE (BLUE)PLUGTube location when used in UPFLOW applicationTube location when used onHORIZONTAL - LEFT applicationCAPPLUGCOLLECTOR BOXEXTENSION TUBEDRAIN TUBECOUPLINGCOLLECTOR BOX EXTENSION DRAIN TUBE(Blower access panel removed)1. All tubing must be connected securely and routed to avoid kinks and traps.2. Pressure tubing must always slope away from pressure switch to collector box connection as shown.3. HORIZONTAL-LEFT installations require the collector box pressure tube to be relocated between the inducer housing and the blower shelf toprevent a trap.Refer to the Installation Instructions for further details.NOTE:324999-201 REV. A(LIT. BOTTOM)FIELD-INSTALLEDFACTORY-SUPPLIEDDRAIN TUBE COUPLING(RIGHT DRAIN OPTION)BURNER ENCLOSUREPRESSURE REFERENCETUBE ASSEMBLYBURNER ENCLOSUREPRESSURE REFERENCETUBE ASSEMBLYBURNER ENCLOSURE PRESSUREREFERENCE TUBE ASSEMBLYBURNER ENCLOSUREPRESSURE REFERENCETUBE ASSEMBLYBURNER ENCLOSUREPRESSURE REFERENCETUBE ASSEMBLYBURNER ENCLOSURE PRESSUREREFERENCE TUBE ASSEMBLYTUBE ROUTINGFig. 9—Burner FlameA89020BURNER FLAMEBURNERMANIFOLD6