Trane Gas Unit Heaters Installation Manual Page 1

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

10 GHND-SVX01C-ENUnit Dimensions and WeightsTable 1. Performance and dimensional data: Power Vented Propeller Unit HeaterUnit Size 100 125 150 175 200

Unit Dimensions and WeightsGHND-SVX01C-EN 11 Figure 6. Dimensions, standard units

12 GHND-SVX01C-ENInstallation: MechanicalSince the unit is equipped with an automatic gas ignition system, the unit heaters must be installed such th

Installation: MechanicalGHND-SVX01C-EN 13 Air for Combustion. The unit heater shall be installed in a location in which the facilities for ventilatio

Installation: Mechanical14 GHND-SVX01C-ENNote: Refer to Figure 1, p. 7 through Figure 9, p. 14, and dimensional data per Table 1, p. 10 for suspensio

Installation: MechanicalGHND-SVX01C-EN 15 Note: For 90-degree nozzle assemblies, repeat Step 8 to create a second sub-assembly.9. For 60- and 90-degre

16 GHND-SVX01C-ENInstallation: PipingGas Supply PipingPipe SizingTo provide adequate gas pressure at the gas unit heater, size the gas piping as follo

Installation: PipingGHND-SVX01C-EN 17 Pipe Installation1. Install the gas piping in accordance with applicable local codes.2. Check gas supply pressur

Installation: Piping18 GHND-SVX01C-ENPipe directly in to combination valve (see Figure 10, p. 18).5. A 1/8 in. N.P.T. plugged tapping, accessible for

Installation: PipingGHND-SVX01C-EN 19 provisions of local building codes for natural or power vented units.Power vented units are designed to be used

© 2012 Trane All rights reserved GHND-SVX01C-ENWarnings, Cautions and NoticesWarnings, Cautions and Notices. Note that warnings, cautions and noti

Installation: Piping20 GHND-SVX01C-ENmoved to the right horizontal position, the junction box must be rotated 90 degrees CCW to clear the connection.

Installation: PipingGHND-SVX01C-EN 21 Figure 12. Horizontal arrangement—single wall vent system to single wall terminationFigure 13. Vertical arrangem

Installation: Piping22 GHND-SVX01C-ENFigure 14. Horizontal arrangement—single wall vent system to double wall terminationFigure 15. Vertical arrangem

Installation: PipingGHND-SVX01C-EN 23 Figure 16. Horizontal left vent position (rear view of unit heater)Figure 17. Horizontal right vent position (re

24 GHND-SVX01C-ENInstallation: ElectricalElectrical ConnectionsStandard units are shipped for use on 115 volt, 60 hertz single phase electric power. T

Installation: ElectricalGHND-SVX01C-EN 25 Recommended Heat Anticipator Setting Ranges:Fan Time Delay ControlLeads from the time delay controls are fac

26 GHND-SVX01C-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-UpGHND-SVX01C-EN 27 OperationExplanation of Controls (see Figure 20, p. 26)1. Each Separated Combustion Unit Heater comes equipped with a power

Start-Up28 GHND-SVX01C-ENb. The indirect spark ignition system consists of an ignition control module, a dual combination gas valve, and a spark-igni

Start-UpGHND-SVX01C-EN 29 Figure 21. Burner components—intermittent pilot ignition(a)(a) Also refer to Figure 6, p. 11, Figure 10, p. 18, and Figure 3

Warnings, Cautions and NoticesGHND-SVX01C-EN 3 TrademarksTrane and the Trane logo are trademarks of Trane in the United States and other countries. A

Start-Up30 GHND-SVX01C-ENGas Input RateCheck the gas input rate as follows:1. Turn off all gas appliances that utilize gas through the same gas meter

Start-UpGHND-SVX01C-EN 31 or permanent situation when there is insufficient primary air.Pilot Adjustment1. Remove the pilot adjustment cap.2. Adjust t

Start-Up32 GHND-SVX01C-ENGas Equipment Start-Up Customer _____________________________________________ Job Name & Number ______________________

GHND-SVX01C-EN 33 MaintenancePeriodic ServiceAll Maintenance/Service information should be recorded accordingly on the inspection sheet provided in th

Maintenance34 GHND-SVX01C-EN12. Check lubrication instructions on the motor. If oiling is required, add 3 to 4 drops of electric motor oil as follows

MaintenanceGHND-SVX01C-EN 35 Figure 23. Power venter assemblyNotes: 1. For item No. 6, use counter-clockwise rotation. 2. DO NOT OVERTIGHTEN CELCON N

Maintenance36 GHND-SVX01C-ENInstallation Instructions for Field Replacement of Power Venter MotorImportant: This replacement must be performed only b

MaintenanceGHND-SVX01C-EN 37 How to Order Replacement PartsPlease send the following information to your local Parts center; If further assistance is

38 GHND-SVX01C-ENDiagnosticsTroubleshootingWARNINGHazardous Service Procedures!The maintenance and troubleshooting procedures recommended in this sect

DiagnosticsGHND-SVX01C-EN 39 F. Gas Odor. 1. Shut off gas supply immediately!1. Inspect all gas piping and repair.2. Blocked heat exchanger/venting. 2

4 GHND-SVX01C-ENIntroductionFor Your SafetyThe use and storage of gasoline or other flammable vapors and liquids in open containers in the vicinity of

Diagnostics40 GHND-SVX01C-EN2. Pilot adjustment screw turned too low on combination/automatic main gas valve.2. Refer to “Operation,” p. 27.3. Air in

DiagnosticsGHND-SVX01C-EN 41 U. No Spark. 1. Thermostat not calling for heat. 1. Close thermostat contacts.2. No low voltage. 2. Check for 24V across

42 GHND-SVX01C-ENWiring DiagramsFigure 25. High Efficiency Propeller Fan

Trane optimizes the performance of homes and buildings around the world. A business of Ingersoll Rand, the leader in creating and sustaining safe, com

Table of ContentsGHND-SVX01C-EN 5Warnings, Cautions and Notices . . . . . . . . . . 2Model Number Descriptions . . . . . . . . . . . . . . 6Indoor

6 GHND-SVX01C-ENModel Number DescriptionsIndoor Gas Heating UnitsNote: All units are AGA approved. For CGA approved units, contact Air Handling Produ

GHND-SVX01C-EN 7 General InformationDescriptionThe Power Vented Gas Unit Heater is a factory assembled, power vented, low static pressure type propell

General Information8 GHND-SVX01C-ENshould be done and checked by a qualified electrician, using copper wire only. All external wiring must conform to

General InformationGHND-SVX01C-EN 9 Figure 4. Internal furnace components 1. Flue Collector2. Heat Exchanger3. Burner DrawerFigure 5. Component parts