Roberts Gorden CTHN-200, CTHN-100, CTHN-40, CTHN-125 General Suspension Details, Description

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CTHN-SERIES INSTALLATION, OPERATION AND SERVICE MANUAL

SECTION 7: GENERAL SUSPENSION DETAILS

WARNING

Suspension Hazard

Burner is secured to burner tube by bolts and lockwashers.

Hang heater with materials with a minimum working load of 75 lbs (33 kg).

Failure of the supports can result in death, injury or property damage.

To ensure your safety and comply with the terms of the warranty, all units must be installed in accordance with these instructions.

FIGURE 12: Critical Hanger Placement

The gas or the electrical supply lines must not be used to support the heater.

Do not locate the gas or electric supply lines directly over the path of the flue products from the heater.

The heater must be installed in a location that is readily accessible for servicing.

The heaters must be installed in accordance with clearances to combustibles as indicated on the rating plate and in this instruction manual.

The minimum and maximum gas inlet pressures must be maintained as indicated on the rating plate.Typical installation configurations are shown in Figure 12.

Typical Suspension Details

Beam Clamp

Anchor

Screw Hook

3/8"

 

Chain Size

Rod 3/8"

3/16"

Minimum

24" min.*

 

(61 cm)

“X”*

 

 

S-hooks

Concrete Beam Locknut Wood Beam

Washers

Turnbuckle

* Allows for thermal expansion of system

Not Included

S-hooks

 

 

Side View

 

Hanger

Hanger

 

 

Reflector

 

 

Must Be Within 4" (10 cm)

Front View

45° Angle

Description

Part Number

S-Hook

91907302

Tube/Reflector Hanger

03090100

Run Length

Typical Expansion

Minimum “X” Length

10' (3 m) - 50' (15 m)

±1" (3 cm)

12" (30 cm)

51' (15.5 m) - 60' (18 m)

±2" (5 cm)

18" (46 cm)

61' (18.6 m) - 80' (24 m)

±3" (8 cm)

24" (61 cm)

10

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Contents If you smell gas Roberts-Gordon, LLCPage Roberts-Gordon, LLC Page Table of Figures Page Heater Safety Manpower RequirementsInstaller Responsibility Wall TagCorrosive Chemicals National Standards and Applicable CodesCombustibles at all times for safety Inches CentimetersONE Side Reflector InchesModel C D UnapprovedInches Centimeters Model UnventedNational Standards and Applicable Codes Heater Descriptions 5.1 Unitary vs. Multiburner Major Components General Suspension Details DescriptionContents of Core and Extension Packages Tubing and Related Accessories Venting AccessoriesReflectors and Related Accessories Common CTHN-Series ComponentsUnitary Heater Requirements Unitary Heater Design RequirementsLinear Heater Assembly Overview Unitary Linear Heater LayoutsUnitary Linear Layout Overviews 60 18 m Tube Length 70 21 m Tube Length 80 24 m Tube Length Tube Assembly Overview Unitary U-tube Heater LayoutsUnitary U-tube Layout Overviews Burner Tube Installation Tube Clamp Package InstallationDescription Part Number Tube Clamp PackageCoupling and Tube Assembly Correct Slide Bar2 Coupling and Tube Assembly Turbulator InstallationTurbulator Installation ModelReflector Installation Hanger Burner Tube ReflectorUnitary Linear & U-TUBE Heater Installation Reflector Support Package11 Fan Inlet Plate and Warning Tag 10 Burner InstallationWith the flame observation 13 Fan Installation 12 Restrictor Plate InstallationModel Fan Assy. P/N Contents of Core and Extension Packages Component Package Guide Tubing Related AccessoriesMinimum Standard Aluminized 05220000 0522100002719105 02716305Typical Cthn Multiburner System Installation Multiburner System Design RequirementsMultiburner Design Requirements Burners Per PumpNumber of Burners Allowed Per Pump Burner ModelRadiant Tube Length Manifold TubeManifold Diameter Multiburner System Layouts and Manifold Tube Length RulesFlag Layout Fork Layouts and Manifold Tube Length Rules LayoutFork Layout Herringbone Layout and Manifold Tube Length Rules Herringbone LayoutNut ± 2 5 cm 10 Turbulator Installation 11 Reflector Installation Clip 12 Burner Installation Optional Heater Accessories Elbow Package Configuration .1.1 Elbow Installation2 Elbow Installation 3 Reflector Joint Installation