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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Roberts Gorden CTHN-200, CTHN-100, CTHN-40, CTHN-125, CTHN-80, CTHN-175, CTHN-150 General Suspension Details, Description