Gas-Fired Products 175, N7/L7, 100, 40, 150 KEY Dimensions and Components of the GAS Connections

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KEY DIMENSIONS AND COMPONENTS OF THE GAS CONNECTIONS

Approved

Flexible Connector

	14 to 17”			2” (5cm) Max.
	(36 to 43cm)			2” (5cm) Max.
	(36 to 43cm)			Displacement
				Displacement

* Available as Accessories

Gas Pressure

= 2 PSIG

Gas Supply

Piping

*Manual Gas

Shut Off Valve

Sediment Trap

(Drip Leg)

*Second Stage Regulator with Vent Leak Limiter to reduce the Supply Pressure below 14” W.C.

Burner Movement

RECOMMENDED GAS CONNECTION POSITIONS WITH 36” FLEXIBLE GAS HOSE

Alternate Positions

7 5/8”

6”

DO NOT install gas connector

vertically if fresh air is to be Adaptor 1/2” NPT male connected.

3 7/8” (10cm)

	Adaptor 1/2” NPT female
	Gas pipe work must not restrict
END VIEW	opening of hinged service doors.
END VIEW

Minimum 1” (25cm)

Burner Movement

SIDE VIEW

Certified connectors are recommended to be installed as shown, in one plane, and without sharp bends, kinks or twists.

INCORRECT POSITIONS

MovementMovement

WRONG		Movement	Movement
WRONG	WRONG	WRONG	WRONG

Form #43343530
July 08	–29–

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Contents Installation and Operation Instructions Table of Contents Installation Requirements SafetyInstaller Responsibility General InformationFor Canada only High AltitudeMinimum Clearances to Combustibles Minimum Clearances to CombustiblesSpecifications Packing ListBurner Package Numbers Natural GASPTU 40-200 Body Package Descriptions Reflector, 4’ 11 ½’ Accessories End Reflector Accessory PackageExhaust Hood Package Typical Layouts PTU / PTS Series Emitter Length Body Length ModelTypical Assembly Layout Poisonous GAS and Soot HazardPTS Series Dimensions PTU Series Heater Assembly Joining of Tube SectionsTypical Assembly Overview PTU 40FT Shown Typical Suspension Methods Suspension HazardAssembly of Tube Sections CUT HazardAssembly of Extension Section MIN 8’ MAX 10’ Between HangersInserting Turbulators Adding Reflectors Ft. Turbulator SectionsAdding Optional 90º Elbow PTS only Adding Optional Corner Reflector PTS onlyAdding 180U-Bend PTU only Adding Optional U-BEND Reflector PTU onlyAttaching Burner BOX Assembly Connecting the Tiss System InstructionsEnd View Angle Mounted Heaters only GAS Connections and Regulations Do not USE AN Open Flame of ANY Kind to Test for LeaksKEY Dimensions and Components of the GAS Connections Instructions for Pressure Test Gauge Connection Supply PressureManifold PRESSURE- Combination GAS Valve is Factory SET Electrical Connections GAS Control ValvePS/W Ignition Module Terminal Designations 24VAC/RTH/W GNDLOW Voltage 24V Thermostat Connections Single Heater LOW Voltage 24V Thermostat Connections Multiple HeatersVenting Single Heater Venting Vertical Through the RoofSingle Heater Venting Horizontal Through Sidewall #10 Self-Drill Vent Pipe Screws Common Vent Diameter Indirect Venting Unvented HeatersAIR for Combustion Direct Outside AIR for CombustionLighting and Shutdown Instructions Side ViewSequence of Operation Burner Component Locations Cleaning and Maintenance Electric Shock & Explosion HazardTroubleshooting Guide 22.0Form #43343530 JJuly Replace air switch Restart Troubleshooting Yes Replacing Parts Removal of Main Burner and ElectrodesRemoval of GAS Valve and Manifold Assembly AIR Switch Pressure CheckIgnition Module Diagnostics Ignition System ChecksTo Check Flame Sensor Circuit Installation Data Replacement Parts Guide Burner BOXLabels/Manual 22c Body Components Description