Roberts Gorden H8S-2238 User Manual

The Twin Fire

Unitary Infrared Heater

Submittal: TF-Series

Job:

Location:

Engineer:

Gas Specs:

Date:

QTY. MODEL NO. TF UNIT INPUT BTU/HR
QTY. MODEL NO. TF UNIT INPUT BTU/HR
QTY. MODEL NO. TF UNIT INPUT BTU/HR
QTY. MODEL NO. TF UNIT INPUT BTU/HR

TOTAL INPUT BTU/HR

Important

Before installation and operation of heating equipment, read and understand the

Installation, Operation and Service Manual.

ROBERTS GORDON® products are to be installed only in accordance with local laws, codes and regulations, and only by a contractor qualified in
the installation and service of gas-fired heating equipment.

1250 William Street 241 South Service Road West

P.O. Box 44 Grimsby, Ontario L3M 1Y7
Buffalo, New York 14240-0044 Canada
Telephone: [phone] Telephone: [phone]
Fax: [phone] Fax: [phone]
Toll Free: 800.828.7450

www.rg-inc.com

Applications, engineering and detailed guidance on systems design, installation and product performance is available upon request.

Roberts-Gordon Roberts-Gordon Canada Inc.

© Copyright 2001 Roberts-Gordon

P/N190600NA 06/01

TABLE OF CONTENTS

STANDAR D PARTS LIST............................................. 1

Contents of TF-Series Burner Carton ..................... 1

Contents of Core and Extension Packages............. 1

GENERAL SPECIFICATIONS ...................................... 2

Material Specification .............................................. 2

Reflectors ................................................................ 2

Heater Specifications............................................... 2

Ignition .....................................................................2

Suspension Specifications....................................... 2

Controls Specifications............................................ 2

Gas Pressure at Manifold:.......................................2

Dimensions:............................................................. 2

Pipe Connection:..................................................... 2

Gas Inlet Pressure:.................................................. 2

Electrical Rating (all Models): .................................. 2

Standard Reflector.................................................. 3

One Side Reflector .................................................. 3

Two Side Reflectors ................................................ 3

45° Tilt Reflector ...................................................... 4

U-Tube, Standard Reflector..................................... 4

U-Tube, Full 45° ...................................................... 4

U-Tube, Opposite 45° Reflector .............................. 5

2-Foot Deco Grille, 1-Foot Deco Grille and

Protective Grille....................................................... 5

Lower Clearance Shield*.........................................5

Venting .................................................................... 6

TF-SERIES ASSEMBLY OVERVIEW........................... 7

Major Component Descriptions ............................... 7

TF-Series Linear Assembly Overview ................... 8

HEATER INSTALLATION............................................. 9

Critical Hanger Placement....................................... 9

TF-Series Linear Layout Overview ......................... 10

TF-Series Linear Layout Overview

(Continued).............................................................. 11

BBurner Tube Installation........................................ 12

Burner Installation.................................................... 12

Tube Clamp Package Installation............................ 13

Coupling and Tube Assembly.................................. 13

Coupling and Tube Assembly (Continued).............. 14

Turbulator Installation .............................................. 15

Reflector Installation................................................ 15

Reflector, U-Clip and Reflector Support

Installation ............................................................... 16

OPTIONAL HEATER ACCESSORIES.......................... 17

TF-Series U-Tube Assembly Overview .................. 17

TF-Series U-Tube Layout Overviews ..................... 18

TF-Series U-Tube Layout Overviews

(Continued).............................................................. 19

ELBOW PACKAGE CONFIGURAT ION........................20

Elbow Installation.....................................................20

Elbow Installation (continued) ..................................20

Reflector Joint Installation........................................20

Reflector Joint Detail................................................21

REFLECTOR SIDE EXTENSION..................................22

Bracket Installation...................................................22

Side Reflector Installation........................................22

LOWER CLEARANCE SHIELD INSTALLATION.........23

Shield Support Strap Assembly...............................23

TWO-FOOT DECORATIVE GRILLE INSTALLATION..23

Grille Installation......................................................23

Frame Shield Installation .........................................24

Reflector Side Extension Installation ......................24

ONE-FOOT DECORATIVE GRILLE INSTALLATION..25

One-Foot Decorative Grille Bracket.........................25

Decorative Grille......................................................25

Joint Piece and Reinforcement................................25

End Piece and Reflector End Cap...........................26

90° Elbow.................................................................26

PROTECTIVE GRILLE INSTALLATION.......................27

Silicone Cap Installation...........................................27

Grille End Cap Installation .......................................27

Grille Installation......................................................27

VENTING........................................................................28

Horizontal Ventilation 4" (10 cm) Pipe .....................28

Vertical Ventilation 4" (10 cm) Pipe..........................28

CFlexible Boot Installation (Single Vent)..................29

Common Sidewall Venting.......................................29

Vertical Ventilation 6" (15 cm) Pipe .........................30

Flexible Boot Installation (Common Vent)................30

OUTSIDE COMBUSTION AIR SUPPLY.......................31

Vertical Outside Air Supply .....................................31

Horizontal Outside Air Supplly.................................31

GAS PIPING...................................................................32

WIRING..........................................................................33

Line Voltage Thermostat Wiring...............................33

Low Voltage Thermostat and Relay Wiring..............34

Electrical Connection to the Burner .........................36

INTERNAL BURNER DIAGRAM...................................37

THE ROBERTS GORDON® VANTAGE® TF LIMITED

WARRANTY...................................................................38

© 2004

All rights reserved. No part of this work covered by the copyrights herein may be reproduced
or copied in any form or by any means - graphic, electronic, or mechanical, including
photocopying, recording, taping or information storage and retrieval systems - without the
written permission of Roberts-Gordon.

Printe d in U.S.A.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

STANDARD PARTS LIST

Contents of TF-Series Burner Carton

Part No. Descrip tion TF-120 TF-160 TF-200 TF-250 TF-300 TF-350 TF-380

090XXXXX TF Burner Assembly (Rate and Fuel Varies) 1 1 1 1 1 1 1

02568200 Gasket 1 1 1 1 1 1 1

190100NA Installation, Operation and Service Manu al 1 1 1 1 1 1 1

94273914 Hex Head Bolts 5/ 16-18 Rolok 8 8 8 8 8 8 8
96411600 Split Lock washer 8 8 8 8 8 8 8
91412203 Flexible Gas Connector Assembly - 3/ 4" NPT 1 1 1 1 1 1 1
03051503 Turbulator Adapter 2 2 2 - - - ­03051504

Turbulator 2.5

'

(76 cm) Aluminized Steel

884----

91412800 Flexible Boot 2 2 2 2 2 2 2
91901300 Boot Clamp 4 4 4 4 4 4 4
09080000 Vent Sleeve 2 2 2 2 2 2 2

Contents of Core and Extension Packages

Core Packages Extension Packages

Hot Rolled

with

Aluminum

Reflector

Alu minized

with

Aluminum

Refl ector

Aluminized

with

Stainless

Steel

Hot Rolled

with

Aluminum

Reflector

Aluminized with

Aluminum

Reflector

Aluminized with

Sta inless Steel

Refle ctor

Reflector

Part No. Description

91409300

91409408

03051101

Tube, Hot Rolled Steel, 10

'

(3m)

Tube, HT Aluminized, 10' (3 m)

Burner Tube, ALUMI-THERM® Steel, 10' (3m)

20

'

30

'

40

'

20

'

30

'

40

'

20

'

30

'

40

'

10

'

20

'

30

'

40

'

10

'

20

'

30

'

40

'

10

'

20

'

30

'

(6m)

(9m )

(12m)

(6 m )

(9m)

(12m)

(6m)

(9 m )

(12m)

(3m)

(6 m )

(9m)

(12m

(3m)

(6 m )

(9m)

(12m

(3m)

(6 m )

(9m)

40

(12m

123------1234--------

- - -123123--- -12341234

111111111------------

'

01312700 Coupling Assembly 1 23123123123412341234
02750303

Standard Reflector, 8

'

(3.5m)

346346-- -23462346- -- -

02750800 End Cap 2 22222--------------­027503SS Stainless Steel Reflector, 8’ (3.5m) ------346--------2346
027508SS Stainless Steel End Cap ------222-----------­03090100 Tube and Reflector Hanger 3 45345345123412341234
91907302 S-Hook 6 8 10 6 8 10 6 8 10 2 4 6 824682468
03050010 Reflector Support Package

235235457234623462346

(Strap, Wire Form, Screws)
91107720 U-Clip Package 1 11111111111111111111
90502700 Vent Adapter (Not required for TF Models) 1 11111111-----------­01318901 Tube Clamp Package 1 11111222------------

Part Number

CP20HRS

CP30HRS

© 2004 Roberts-Gordon

CP40HRS

CP20ALUM

CP30ALUM

CP40ALUM

CP 20 AL U MSS

APPLICATION S, ENGI NEERING AND DETAILE D GUIDANCE ON S YSTEMS DES IGN, INSTALLATION AND P RODUCT PE RFORMANC E IS AVAILABLE UP ON REQUEST. ROB ERTS GORDON® PRODUCT S ARE T O BE
INSTALLED ONL Y IN ACCORDA NCE WI TH LOC AL LAWS , CODES AND REGUL AT IONS, AND ONLY BY A C ONTRACTOR QUA LIFIED I N THE I NSTALLATION AND SERV ICE OF GAS- FIRED HEATING EQUIPMENT.

CP 30 AL U MSS

CP 40 AL U MSS

EXP10HRS

EXP20HRS

EXP30HRS

EXP40HRS

EXP10ALUM

EXP20ALUM

EXP30ALUM

EXP40ALUM

EXP10ALUMSS

EXP20ALUMSS

EXP30ALUMSS

EXP40ALUMSS

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

GENERAL SPECIFICATIONS
Material Specification

Reflectors

.024 Aluminum

Heater Specifications
Ignition

Automatic direct spark ignition with safety shut-off.

Suspension Specifications

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

Controls Specifications

Time switches, thermostats, etc. can be wired into
the electrical supply. External controls supplied as an
optional extra.

General Specifications for TF-Series heaters are as follows:

Side View

Reflector

23.5"

(60 cm)

End View

13.75"

(35 cm)

Length "A"

9.5"

(24 cm)

Length "A"

Length “A” Each Side Recommended

Heat Input

Rate

Minimum Maximum

Minimum Mounting

Height*

Model (BTUH X1000) Linear U-Tube Linear U-Tube Space Spot

TF-120 120 20' (6 m) 11'6" (4 m) 20' (6 m) 11'6" (4 m) 12' (4 m) 9' (3 m)
TF-160 160 20' (6 m) 11'6" (4 m) 30' (9 m) 16'6" (5 m) 15' (5 m) 11' (3 m)
TF-200 200 30' (9 m) 16'6" (5 m) 40' (12 m) 21'6" (7 m) 15' (5 m) 12' (4 m)
TF-250 250 40' (12 m) 21’ 6" (7 m) 50' (15 m) 26'6" (8 m) 20' (6 m) 15' (5 m)
TF-300 300 50' (15 m) 26'6" (8 m) 60' (18 m) 31'6" (10 m) 20' (6 m) 20' (6 m)
TF-350 350 50' (15 m) 26'6" (8 m) 70' (21 m) 36'6" (11 m) 25' (8 m) 23' (7 m)
TF-380 380 60' (18 m) 31'6" (10 m) 80' (24 m) 41'6" (13 m) 25' (8 m) 23' (7 m)

Gas Pressure at Manifold:

Natural Gas: 3.5" w.c.
LP Gas: 10.5" w.c.

Dimensions:

Vent Connection Size:

4" (10 cm) or 6" (15 cm)

Outside Air Connection Size:

4" (10 cm) or 6" (15 cm)

Refer to figure above for dimensional information.

© 2004 Roberts-Gordon

APPLI CATIONS, ENGINEERING AND DE TAILE D GUIDANCE ON S YSTEMS DE SIGN, INS TALLA TION A ND PRODUCT PE RFORMANCE IS AVAILABLE UPO N REQUEST. ROBERTS GO RDON® PRODUCTS ARE TO BE
INSTALLED ONLY I N ACCOR DANC E WITH L OCAL L AW S, C ODES AND RE GULATIONS, AND ONLY BY A CONTRACTO R QUALIFIED IN THE INST ALLAT ION AND SERVICE OF GAS-F IRED HEATING EQUIPMEN T.

Pipe Connection:

3/4" NPT

Gas Inlet Pressure:

Natural Gas: 5.0" w.c. Minimum

16.0" w.c. Maximum

LP Gas: 12.0" w.c. Minimum

16.0" w.c. Maximum

Electrical Rating (all Models):

120V - 60 Hz., 1.0 Amp

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows.

2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream
from where the burner and burner tube connect.

Standard Reflector

(inches) (centimeters)

Model ABCDABCD

A

B

C

D

One Side Refle ctor

A

B

C

D

TF-120 6 35 63 35 16 89 161 89
TF-160 6 38 66 38 16 97 168 97

TF-200 6 40 71 40 16 102 181 102
TF-250 6 46 77 46 16 117 196 117

TF-300 6 50 80 50 16 127 204 127
TF-350 8 52 82 52 21 133 209 133

TF-380 8 52 82 52 21 133 209 133

(inches) (centimeters)

Model ABCDABCD

TF-120 6 9 63 47 16 23 161 120
TF-160 6 9 70 54 16 23 178 138

TF-200 6 9 77 59 16 23 196 150
TF-250 6 9 83 65 16 23 211 166

TF-300 6 9 86 69 16 23 219 176
TF-350 8 9 88 73 21 23 224 186

TF-380 8 9 88 73 21 23 224 186

Two Si de Reflectors

A

B

C

D

© 2004 Roberts-Gordon

(inches) (centimeters)

Model ABCDABCD

TF-120 6 23 66 23 16 59 168 59
TF-160 6 25 72 25 16 64 183 64

TF-200 6 27 78 27 16 69 199 69
TF-250 6 32 84 32 16 82 214 82

TF-300 6 35 88 35 16 89 224 89
TF-350 8 40 91 40 21 102 232 102

TF-380 8 40 91 40 21 102 232 102

APPLICATION S, ENGI NEERING AND DETAILE D GUIDANCE ON S YSTEMS DES IGN, INSTALLATION AND P RODUCT PE RFORMANC E IS AVAILABLE UP ON REQUEST. ROB ERTS GORDON® PRODUCT S ARE T O BE
INSTALLED ONL Y IN ACCORDA NCE WI TH LOC AL LAWS , CODES AND REGUL AT IONS, AND ONLY BY A C ONTRACTOR QUA LIFIED I N THE I NSTALLATION AND SERV ICE OF GAS- FIRED HEATING EQUIPMENT.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows.

2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream
from where the burner and burner tube connect.

45

° Tilt Reflector

(inches) (centimeters)

Model ABCDABCD

A

C

B

D

U-Tube, Standard Reflector

A

C

DB

TF-120 8 8 60 54 21 21 153 138
TF-160 8 8 66 60 21 21 168 153

TF-200 10 8 74 64 26 21 188 163
TF-250 10 8 78 69 26 21 199 176

TF-300 12 8 84 74 31 21 214 188
TF-350 12 8 85 79 31 21 216 201

TF-380 12 8 85 79 31 21 216 201

(inches) (centimeters)

Model ABCDABCD

TF-120 6 35 63 30 16 89 161 77
TF-160 6 38 69 37 16 97 176 94

TF-200 6 40 76 39 16 102 194 100
TF-250 6 46 79 43 16 117 201 110

TF-300 6 50 84 47 16 127 214 120
TF-350 8 54 87 51 21 138 221 130

TF-380 8 54 87 51 21 138 221 130

U-Tube, Full 45°

A

B

D

C

© 2004 Roberts-Gordon

(inches) (centimeters)

Model ABCDABCD

TF-120 8 8 60 42 21 21 153 107
TF-160 8 8 66 46 21 21 168 117

TF-200 8 8 74 52 21 21 188 133
TF-250 8 8 78 61 21 21 199 155

TF-300 8 8 84 66 21 21 214 168
TF-350 8 8 85 70 21 21 216 178

TF-380 8 8 85 70 21 21 216 178

APPLI CATIONS, ENGINEERING AND DE TAILE D GUIDANCE ON S YSTEMS DE SIGN, INS TALLA TION A ND PRODUCT PE RFORMANCE IS AVAILABLE UPO N REQUEST. ROBERTS GO RDON® PRODUCTS ARE TO BE
INSTALLED ONLY I N ACCOR DANC E WITH L OCAL L AW S, C ODES AND RE GULATIONS, AND ONLY BY A CONTRACTO R QUALIFIED IN THE INST ALLAT ION AND SERVICE OF GAS-F IRED HEATING EQUIPMEN T.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows.

2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream
from where the burner and burner tube connect.

U-Tube, Opposite 45

° Reflector

(inches) (centimeters)

Model ABCDABCD

A

B

C

D

TF-120 8 54 60 22 21 138 153 56
TF-160 8 60 66 22 21 153 168 56

TF-200 10 64 74 22 26 163 188 56
TF-250 10 70 78 22 26 178 199 56

TF-300 12 74 84 22 31 188 214 56
TF-350 12 76 85 22 31 194 216 56

TF-380 12 76 85 22 31 194 216 56

2-Foot Deco Grille, 1-Foot Deco Grille and Protective Grille

(inches) (centimeters)

Model ABCDABCD

A

C

B

D

TF-120 6 35 63 35 16 89 161 89
TF-160 6 38 66 38 16 97 168 97

TF-200 6 40 71 40 16 102 181 102
TF-250 6 46 77 46 16 117 196 117

TF-300 6 50 80 50 16 127 204 127
TF-350 8 52 82 52 21 133 209 133

TF-380 8 52 82 52 21 133 209 133

Lower Clearance Shield*

(inches) (centimeters)

Model ABCDABCD

TF-120 6 39 33 39 16 100 84 100

A

TF-160 6 40 38 40 16 102 97 102
TF-200 6 50 44 50 16 127 112 127

TF-250 6 54 48 54 16 138 122 138

B

C

D

TF-300 6 55 50 55 16 140 127 140

TF-350** Unapproved

Unapproved

TF-380** Unapproved Unapproved

*When installed in the first 20’ (6 m) on each side of the burner.
**Roberts-Gordon prohibits the installation of this heater for all unapproved applications.

© 2004 Roberts-Gordon

APPLICATION S, ENGI NEERING AND DETAILE D GUIDANCE ON S YSTEMS DES IGN, INSTALLATION AND P RODUCT PE RFORMANC E IS AVAILABLE UP ON REQUEST. ROB ERTS GORDON® PRODUCT S ARE T O BE
INSTALLED ONL Y IN ACCORDA NCE WI TH LOC AL LAWS , CODES AND REGUL AT IONS, AND ONLY BY A C ONTRACTOR QUA LIFIED I N THE I NSTALLATION AND SERV ICE OF GAS- FIRED HEATING EQUIPMENT.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows.

2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream
from where the burner and burner tube connect.

Venting

A

E

Unvented

Infrared Tubes

Vented

Vent
Pipes

F

(inches) (centimeters)

Model A E F A E F

TF-120 14 18 18 36 46 46
TF-160 20 24 18 51 61 46

TF-200 20 24 18 51 61 46
TF-250 20 24 18 51 61 46

TF-300 20 30 18 51 77 46
TF-350 20 30 18 51 77 46
TF-380 20 30 18 51 77 46

© 2004 Roberts-Gordon

APPLI CATIONS, ENGINEERING AND DE TAILE D GUIDANCE ON S YSTEMS DE SIGN, INS TALLA TION A ND PRODUCT PE RFORMANCE IS AVAILABLE UPO N REQUEST. ROBERTS GO RDON® PRODUCTS ARE TO BE
INSTALLED ONLY I N ACCOR DANC E WITH L OCAL L AW S, C ODES AND RE GULATIONS, AND ONLY BY A CONTRACTO R QUALIFIED IN THE INST ALLAT ION AND SERVICE OF GAS-F IRED HEATING EQUIPMEN T.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

TF-SERIES ASSEMBLY OVERVIEW
Major Component Descriptions

Burner with Tube Gasket

Must be installed with the

flame observation

window facing down.

Burner Tube

Supplied in 10

'

(3 m) lengths. Burner
tube is always the first tube
after the burner.

Refle ctor E nd Cap

Punch out center
section to
accommodate heat
exchanger tube.

Reflector
(Aluminum or
Stainless
Steel)

Alternate overlap as
shown on overview and
on Page 10, Figure .
Minimum overlap is 7” (18 cm).

Tube

Hot Rolled or Heat
Treated Aluminized Tube
Supplied in 10’ (3 m) lengths.

Coupling Assembly
with Lock

Tube and Reflector Hanger
with Clamp Package

Position this hanger no more
than 4” (10 cm) away from
the burner.

Tube and Reflector Hanger

Suspend system from these
hangers.

Reflector Support Strap &
Wire Form

Flex Gas Line with
Shut Off Cock

Flexible Boot

Flexible boot is used to
connect the last tube to
the vent.

Vent Sleeve

Vent Sleeve installed
inside flexible boot.

Turbulator

Turbulator must be
installed in the last standard
section of tube. Turbulator is
not required on the TF-250/
300/350/380. For installation
see Page 15, Section .

© 2004 Roberts-Gordon

APPLICATION S, ENGI NEERING AND DETAILE D GUIDANCE ON S YSTEMS DES IGN, INSTALLATION AND P RODUCT PE RFORMANC E IS AVAILABLE UP ON REQUEST. ROB ERTS GORDON® PRODUCT S ARE T O BE
INSTALLED ONL Y IN ACCORDA NCE WI TH LOC AL LAWS , CODES AND REGUL AT IONS, AND ONLY BY A C ONTRACTOR QUA LIFIED I N THE I NSTALLATION AND SERV ICE OF GAS- FIRED HEATING EQUIPMENT.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

F

la

t

W

a

s

h

e

r

Nut

(Tor

que

120 in/lb

13.56

Nm

)

Tube

Clamp

B

o

lt

TF-Series Linear Assembly Overview

on each side of the burner.

used at the two farthest hangers

For shorter than minimum

suspension lengths,

tube clamps must be

U-Clips

Flexible Boot

Reflector

Turbulator

Reflector Support

Burner Tube

Tube and Reflector Hanger

Burner

Tube Clamp Package

Reflector End Cap

© 2004 Roberts-Gordon

APPLI CATIONS, ENGINEERING AND DE TAILE D GUIDANCE ON S YSTEMS DE SIGN, INS TALLA TION A ND PRODUCT PE RFORMANCE IS AVAILABLE UPO N REQUEST. ROBERTS GO RDON® PRODUCTS ARE TO BE
INSTALLED ONLY I N ACCOR DANC E WITH L OCAL L AW S, C ODES AND RE GULATIONS, AND ONLY BY A CONTRACTO R QUALIFIED IN THE INST ALLAT ION AND SERVICE OF GAS-F IRED HEATING EQUIPMEN T.

Tube

Burner Tube

Coupling

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

HEATER INSTALLATION
Critical Hanger Placement

Typical Suspension Details

24" min.*

(61 cm)

Beam Clamp

Rod (3/8")

X*

Turnbuckle

Not Included

S Hooks

Concrete Beam

Anchor

Locknut

Screw Hook
(3/8")

Chain size

3/16" minimum

Washers

S Hooks

* Allows for thermal expansion of system

Wood Beam

Side View

Hanger

Hanger

Reflector

Must Be Within 4" (10 cm) Front View

Total Straight Length (both sides) or Length from U-Tube to U-Tube

in a Double "U" Layout

0’ - 50’ ±1” (3 cm) 12” (31 cm)
51’ - 60’ ±2” (5 cm) 18” (46 cm)
61’ - 80’ ±3” (8 cm) 24” (61 cm)

81’ - 100’ ±4” (10 cm) 30" (76 cm)
101’ - 120’ ±5” (13 cm) 36" (91 cm)
121’ - 140’ ±6” (15 cm) 42" (107 cm)
141’ - 160’ ±7” (18 cm) 48" (122 cm)

Typical Expansion

Each Si de

45° Angle

Minimum “X” Length

If the installation requires a shorter suspension length than the minimum listed, the suspension
length may be reduced by 6" (16 cm). In this case tube clamps MUST be used at the two farthest
hangers on each side of the burner. See Page 8, Figure .

Description Part Number

S-Hoo k 9190 7302
Tube/Refl ecto r Hanger 0309 01 00

© 2004 Roberts-Gordon

APPLICATION S, ENGI NEERING AND DETAILE D GUIDANCE ON S YSTEMS DES IGN, INSTALLATION AND P RODUCT PE RFORMANC E IS AVAILABLE UP ON REQUEST. ROB ERTS GORDON® PRODUCT S ARE T O BE
INSTALLED ONL Y IN ACCORDA NCE WI TH LOC AL LAWS , CODES AND REGUL AT IONS, AND ONLY BY A C ONTRACTOR QUA LIFIED I N THE I NSTALLATION AND SERV ICE OF GAS- FIRED HEATING EQUIPMENT.

ROBERTS GORDON® TF-SERIES SUBMITTAL SHEET

TF-Series Linear Layout Overview

Linear layouts showing one side. Use same measurements for the other side.

LEGEND

Burner

Reflector

Tube

Tube/Reflector
Hanger

Coupling
Assembly

a = 14" (36 cm)
reflector width (not shown)

b = 2" (5 cm)
end cap to burner

c = 2" (5 cm)
end cap to hanger

d = 7'6" (229 cm)
distance first hanger

e = 10' (305 cm)
distance between hangers

f = 9.5" (24 cm)
burner height

b

c

g

f

TF-120

de

20' (6m) Tube Length (each side)

TF-160

b

c

g

f

TF-160

de

30' (9m) Tube Length (each side)

e

TF-200

b

c

g

de

e e

g = 23.5" (60 cm)
burner length

f

TF-200

40' (12m) Tube Length (each side)

TF-250

b

c

g

f

de

TF-250

50' (15m) Tube Length (each side)

e e e

TF-300
TF-350

© 2004 Roberts-Gordon

APPLI CATIONS, ENGINEERING AND DE TAILE D GUIDANCE ON S YSTEMS DE SIGN, INS TALLA TION A ND PRODUCT PE RFORMANCE IS AVAILABLE UPO N REQUEST. ROBERTS GO RDON® PRODUCTS ARE TO BE
INSTALLED ONLY I N ACCOR DANC E WITH L OCAL L AW S, C ODES AND RE GULATIONS, AND ONLY BY A CONTRACTO R QUALIFIED IN THE INST ALLAT ION AND SERVICE OF GAS-F IRED HEATING EQUIPMEN T.