Trane Gas Unit Heaters Installationshandbuch

SAFETY WARNINGOnly qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating,

10 GKND-SVX01B-ENUnit Dimensions and WeightsTable 1. Performance and specification data: Separated Combustion Blower Unit HeaterUnit Size 100 125 150

Unit Dimensions and WeightsGKND-SVX01B-EN 11 Figure 5. Dimensions, standard units

12 GKND-SVX01B-ENInstallation: MechanicalSince the unit is equipped with an automatic gas ignition system, the unit heaters must be installed such th

Installation: MechanicalGKND-SVX01B-EN 13 Note: Unit heater sizing should be based on heat loss calculations where the unit heater output equals or ex

Installation: Mechanical14 GKND-SVX01B-ENNote: Refer to Figure 1, p. 7 through Figure 9, p. 14, and dimensional data per Table 1, p. 10 for suspensio

Installation: MechanicalGKND-SVX01B-EN 15 Note: For 90-degree nozzle assemblies, repeat Step 8 to create a second sub-assembly.9. For 60- and 90-degre

16 GKND-SVX01B-ENInstallation: PipingGas Supply PipingPipe SizingTo provide adequate gas pressure at the gas unit heater, size the gas piping as follo

Installation: PipingGKND-SVX01B-EN 17 Pipe Installation1. Install the gas piping in accordance with applicable local codes.2. Check gas supply pressur

Installation: Piping18 GKND-SVX01B-ENPipe directly in to combination valve (see Figure 10, p. 18).5. A 1/8 in. N.P.T. plugged tapping, accessible for

Installation: PipingGKND-SVX01B-EN 19 1. The combustion air system installation must be in accordance with the latest edition of (N.F.P.A. 54) ANSI Z2

© 2012 Trane All rights reserved GKND-SVX01B-ENWarnings, Cautions and NoticesWarnings, Cautions and Notices. Note that warnings, cautions and noti

Installation: Piping20 GKND-SVX01B-EN10. The top of a VERTICALLY VENTED exhaust system must extend at least three feet (1 m) above the roof surface t

Installation: PipingGKND-SVX01B-EN 21 Installation: Concentric Vent Te r m i n a lHorizontal TerminationSelect a location on an outside wall for the v

Installation: Piping22 GKND-SVX01B-ENThe location of the vent terminal must be in accordance with the National Fuel Gas Code ANSI Z223.1 in the U.S.

Installation: PipingGKND-SVX01B-EN 23 Cut a hole through the roof for an 8-inch combustion air pipe. Fasten a length of 5-inch pipe to the exhaust con

24 GKND-SVX01B-ENInstallation: ElectricalElectrical ConnectionsStandard units are shipped for use on 115 volt, 60 hertz single phase electric power. T

Installation: ElectricalGKND-SVX01B-EN 25 Thermostat Heat Anticipator Adjustments. The initial heat anticipator setpoint should equal the thermostat’

26 GKND-SVX01B-ENStart-UpBlower Set UpThe drive ratio of the motor and blower sheaves has been preset at the factory for a temperature rise of 65°F at

Start-UpGKND-SVX01B-EN 27 OperationExplanation of Controls (see Figure 20, p. 26)1. Each Separated Combustion Unit Heater comes equipped with a power

Start-Up28 GKND-SVX01B-ENFigure 21. Burner components/unit controls (intermittent pilot ignition)Burner Drawer Common Parts: 1. Main Burners 2. Burne

Start-UpGKND-SVX01B-EN 29 Checking Unit Heater Gas Input RateGas appliances are rated based on sea level operation, with no adjustment required at ele

Warnings, Cautions and NoticesGKND-SVX01B-EN 3 TrademarksTrane and the Trane logo are trademarks of Trane in the United States and other countries. A

Start-Up30 GKND-SVX01B-ENPilot Adjustment1. Remove the pilot adjustment cap.2. Adjust the pilot screw to provide a properly sized flame.3. A proper p

Start-UpGKND-SVX01B-EN 31 Gas Equipment Start-Up Customer _____________________________________________ Job Name & Number ______________________

32 GKND-SVX01B-ENMaintenancePeriodic ServiceAll Maintenance/Service information should be recorded accordingly on the inspection sheet provided in thi

MaintenanceGKND-SVX01B-EN 33 12. Check lubrication instructions on the motor. If oiling is required, add 3 to 4 drops of electric motor oil as follows

Maintenance34 GKND-SVX01B-EN Figure 23. Power venter assemblyNotes: 1. For item No. 6, use counter-clockwise rotation. 2. DO NOT OVERTIGHTEN CELCON N

MaintenanceGKND-SVX01B-EN 35 Installation Instructions for Field Replacement of Power Venter MotorImportant: This replacement must be performed only b

Maintenance36 GKND-SVX01B-EN• Remove the Blower Wheel (Item 9) from the motor shaft by removing the set screw (Item 14) using a 1/8-in. Allen Wrench.

GKND-SVX01B-EN 37 DiagnosticsTroubleshootingWARNINGHazardous Service Procedures!The maintenance and troubleshooting procedures recommended in this sec

Diagnostics38 GKND-SVX01B-ENF. Gas Odor. 1. Shut off gas supply immediately!1. Inspect all gas piping and repair.2. Blocked heat exchanger/venting. 2

DiagnosticsGKND-SVX01B-EN 39 2. Pilot adjustment screw turned too low on combination/automatic main gas valve.2. Refer to “Operation,” p. 27.3. Air in

4 GKND-SVX01B-ENIntroductionFor Your SafetyThe use and storage of gasoline or other flammable vapors and liquids in open containers in the vicinity of

Diagnostics40 GKND-SVX01B-ENU. No Spark. 1. Thermostat not calling for heat. 1. Close thermostat contacts.2. No low voltage. 2. Check for 24V across

GKND-SVX01B-EN 41 Wiring DiagramsFigure 25. Separated combustion unit, 100–400 blower, 100–250 prop. fanCOMBUSTION UNITSEPARATEDPICTORIAL LADDERCOLOR

Wiring Diagrams42 GKND-SVX01B-ENFigure 26. Separated combustion unit, 100–400 blower, 100–250 prop, G770 ignitionCOMBUSTION UNITSEPARATEDPICTORIAL LA

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Table of ContentsGKND-SVX01B-EN 5Warnings, Cautions and Notices . . . . . . . . . . 2Model Number Descriptions . . . . . . . . . . . . . . 6Indoor

6 GKND-SVX01B-ENModel Number DescriptionsIndoor Gas Heating UnitsNote: All units are AGA approved. For CGA approved units, contact Air Handling Produ

GKND-SVX01B-EN 7 General InformationDescriptionThe Separated Combustion Gas Blower Unit Heater is a factory assembled, power vented, high static press

General Information8 GKND-SVX01B-ENbe inadvertently turned on. Failure to turn off gas or disconnect power before servicing could result in death or

General InformationGKND-SVX01B-EN 9 Figure 3. Internal furnace assembly 1. Flue Collector2. Heat Exchanger3. Burner DrawerFigure 4. Separated Combusti