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Roberts Gorden CTHN-80 manual

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Table of contents for the manual

  • Page 1

    Roberts-Gordon, LLC 1250 William Street P. O . B o x 4 4 Buffalo, New Y ork 14240-0044 T e lephone: 716.852.4400 Fax: 716.852.0854 T o ll Free: 800.828.7450 www .rg-inc.com © Cop yright 2006 Roberts-Gordon, LLC Quality in Any La nguage™ CTHN-40 CTHN-60 CTHN-80 CTHN-1 0 0 CTHN-1 25 CTHN-1 50 CTHN-1 75 CTHN-20 0 P/N 1 521 0 1NA R ev A 1 0/06 Vanta[...]

  • Page 2

    [...]

  • Page 3

    T ABLE OF CONTENTS SECTION 1: Heat er Safety ........ .................... ...................... .... 1 1 .1 Manpow er Requir ements ............. ....................... ......... 1 SECTION 2: Instal ler Responsibility ........ ...................... ....... 2 2.1 W all T ag .............. .................... ...................... .............[...]

  • Page 4

    [...]

  • Page 5

    TABLE OF FIGURES Fi gure 1: Standar d Ref lector ................ ...................... ............... 3 Fi gure 2: One Side R eflect or .... ....................... ...................... .... 4 Fi gure 3: T wo Side Ref lector s .. ....................... ...................... .... 4 Fi gure 4: 45° T ilt Ref lector ..... ......................[...]

  • Page 6

    [...]

  • Page 7

    SECTION 1: H EATER S AFETY 1 SECTION 1: HEATER SAFETY Y our Saf et y is Impor t ant to Us! This sy mbol is used throughout the manual t o notify you of possib le fir e, electr ical or b ur n hazar ds. Please pa y special at tention when r eading and f ollow ing the warnings in these sections. Installation, service and annual inspection of heater mu[...]

  • Page 8

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 2 SECTION 2: INSTALLER RESPONSIBILITY The installer is r esponsibl e for the f ollowing: • T o install the hea ter , as well as the gas an d electrical supplies, in accor dance w ith applicable specif ications and codes. R ober ts-Gordon recommends the inst aller contact a local Buildin[...]

  • Page 9

    SECTION 3: C RIT I C A L C ONSI DERATION S 3 SECTION 3: CRITICAL CONSI DERATIONS 3.1 R equired Clear ances t o Combustibl es Clearances ar e the r equired dist ances that combustib le objects must be awa y from the heat er to pre vent f ire hazar ds. Comb ustible mat erials that ma y catch f ire include common it ems such as wood, paper , r ubber ,[...]

  • Page 10

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 4 NOTE: 1 . All dimensions ar e from the surf ac es of all tubes, couplings and elbows. 2. Clearances B , C and D can be r educed by 50% af ter 25' (7 .5 m) of tubing downstream from wher e the burner and burner tube connect. . F IGURE 2: ONE SIDE R EFLECT OR (inches) (centimet ers) [...]

  • Page 11

    SECTION 3: C RIT I C A L C ONSI DERATION S 5 NOTE: 1 . All dimensions ar e from the surf ac es of all tubes, couplings and e lbows. 2. Clearances B , C and D can be r educed b y 50% af ter 2 5' (7 .5 m) of tubing downstr eam from wher e the burner and burner tube connect. F IGURE 5: U-T UBE, STANDARD REF LE CTOR (inches) (centimet ers) M o d e[...]

  • Page 12

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 6 NOTE: 1 . All dimensions ar e from the surf ac es of all tubes, couplings and elbows. 2. Clearances B , C and D can be r educed b y 50% af ter 2 5' (7 .5 m) of tubing downstr eam from wher e the burner and burner tube connect. *When inst alled in the f irst 1 0' (3 m). F IGURE[...]

  • Page 13

    SECTION 4: N ATIONAL S TANDARDS AND A PPLICABLE C ODES 7 SECTION 4: NATIONAL STANDARDS AND APPLICABLE CODES 4.1 Gas Codes The type of gas appear ing on the nameplat e must be the type of gas used. Inst allation must comply with national and local codes and requir ements of the local gas compan y . United St ates: R ef er to National F uel Gas Code [...]

  • Page 14

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 8 SECTION 5: HEATER DESCR IPTIONS 5.1 Unitary vs. Multib urner CTHN-Series burners ma y be used f or unitar y heat ers or f or multib ur ner sy st ems. Unitary heaters consist of a sing le burner , a single run of radiant tubing and a single fan assemb ly . See P age 1 4, F i gure 1 3 or [...]

  • Page 15

    SECTION 6: M AJOR C OMPONENTS 9 SECTION 6: MA JOR COMPONENTS F IGURE 1 1: Major Component Descri ptions T ube and R eflect or Hanger wi th C l a m p Pa ck ag e P osition this hanger no mor e than 4'' (1 0 cm) aw ay fr om the b ur ner assembly . Coupling A ssembly wi th Lock Ref lector End Cap P unch out cent er section to accommodate t ub[...]

  • Page 16

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 10 SECTION 7: GENERAL SUSPENSION DETAILS T o ensur e your saf ety and comply with the terms of the wa rrant y , all units m ust be installed in accorda nce with these instructions. The ga s or the electrical supply lines m ust not be used to support the heater . Do not locat e the gas or [...]

  • Page 17

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 11 SECTION 8: UNITARY LINEAR & U-T UBE HEATER INSTALLATION 8.1 Standar d Parts *C anadian Models: Rubber (T ype 1) Gas Hoses av ailable a s an accessor y . See P age 69, Section 1 6 . T able 1: Contents of CTHN Burner Carton Part No. Descripti on CTHN-40 CTHN-60 CT HN-80 C THN-1 0 [...]

  • Page 18

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 12 T able 3: Component P ackage Guide A dditional tubing length ma y be added to heat er . Any addit ional tubing lengths ar e consider ed as vent length for len gth determination. Maximum v enting length f or unitary heater is 45' (1 3.7 m). F or manif old tubing on multib ur ner sy[...]

  • Page 19

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 13 8.2 Unitary Heater R equirements CTHN unitary heater s are typically shipped as a burner pac kage , fan asse mbly and a tube and accessor y pack age. The tube and accessor y pac kages contain e nough tube, r eflect or and hanging par ts for one unit ar y CTHN heater . Elbows , u-tub[...]

  • Page 20

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 14 8.3 Unitary Linear Heater Lay outs F IGURE 1 3: Linear Heater A ssembly Ov erview T ube Ref lector Ref lector End C ap Ref lector Suppor t Burner Coupling U-Clips Burner T ube T ube and Ref lector Hanger T ube Clamp P ack age F an Assembl y T urbulat or (With Select Models)[...]

  • Page 21

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 15 F IGURE 1 4: Unitary Linear L ay out O verviews F an Assembly Burner Ref lector T ube T ube/Reflect or Hanger Coupling Assembly LEGEND a = 1 4" (36 cm) ref lector width (not shown) b = 2" (5 cm) end cap to b ur ner/fan c = 2" (5 cm) end cap to hanger d = 7'6"[...]

  • Page 22

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 16 F IGURE 1 5: Unitary Linear L ay out Ov er views (Contin ued) c b de b e e e e c b de b e e e e e c b de b e e e e e e 60' (1 8 m) T ube Length 70' (21 m) T ube Length 80' (24 m) T ube Length f g f g f g[...]

  • Page 23

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 17 8.4 Unitary U-t ube Heater Lay outs CTHN-Series heater s (e x cept CTHN-40) are appro v ed for optional u-tube configur ations. The u-tube ma y be installed in either a st andard hori zontal position, 45° position or in an opposit e 45° position as sho wn on P age 5, F igur e 5 th[...]

  • Page 24

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 18 F IGURE 1 7: Unitary U-tube Lay out O verviews c b d f c b de c b de f c b de e c b de e f LEGEND a = 14" (36 cm) ref lector width (not shown) b = 2" (5 cm) end cap to b ur ner c = 2" (5 cm) end cap to hanger d = 7'6" (229 cm) distance fir st hanger e = 1 0&apo[...]

  • Page 25

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 19 Step 8.5 Bur ner T ube Installation Step 8.6 T ube Clamp P ackage Installation 7' 6" ± 1' (229 cm ± 25 cm) NO TE: T ubing requir es a down ward slope of 1/2" (1 .3 cm) per 20' (6 m) awa y from b ur ner . S-hook Burner T ube Hanger Of fset mounting hole mus[...]

  • Page 26

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 20 Step 8. 7 Coupling and T ube Assemb ly Step 8.7 .1 Coupling and T ube Assembly (Contin ued) T ube T ube Orient coupling so that the impact bloc k is in the 2:00 or 1 0:00 ocloc k positions. Closed Open Ta b 3" (8 cm) to 4" (1 0 cm) Slide Bar/Coupling Loc k Coupling Wide En[...]

  • Page 27

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 21 Step 8.7 .2 Coupling and T ube Assembly (Contin ued) Step 8. 8 T urbulat or Installation 2.3 m .25 m 3 m .25 m Model Radiant T ube Length CTHN-40 1 0' (4.5 m) CTHN-60 20' (6 m) CTHN-80 20' (6 m) CTHN-1 00 30' (9 m) CTHN-125 40' (1 2 m) CTHN-150 40' (1 2[...]

  • Page 28

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 22 Step 8.9 R ef lector Installation H an g e r Bu r ne r Tube Re fl e c t or Description Part Number T ube/Reflect or Hanger 03090 1 00 Burner T ube 03051XXX Ref lector 02750303 NO TE: All radian t tube surf aces must be co ver ed by a r eflect or , e x cept f or a u-tube. Manif old tube[...]

  • Page 29

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 23 Step 8. 9.1 Ref lector , U-clip and R ef lector Su ppor t Installation The pict orial dra wings of th e heater construction in Section 8 ar e schematic only and pro vide a general guideline of wher e hangers , ref lector supports and u-clips are t o be installed. T o ensur e proper [...]

  • Page 30

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 24 Step 8.1 0 Burner Installation Step 8.1 1 Fan Inlet Plat e and W arning T ag Lock W asher Gasket Burner Bolt (T orque 1 20 in/lb 1 3.56 Nm) S-hook Burner T ube Burner m ust be installed with the f lame observation windo w facing down. Description Part Number Bolt 9427391 4 Burner 052XX[...]

  • Page 31

    SECTION 8: U NITARY L INEAR & U-T UBE H EATER I NSTALLATION 25 Step 8.1 2 Restr ictor Plat e Installation Step 8.1 3 Fan Installation At tach r estrict or plate (see char t belo w right) t o f an inlet and replace inlet collar . Description Part Numb er Restr ictor Plat e 07730XXX Model Fan A ssy . P/N R estrictor Plat e P/N CTHN-40 05220000 07[...]

  • Page 32

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 26 SECTION 9: MULTIBU RNER HEATER INSTALLATION 9.1 Standar d Parts *C anadian Models: Rubber (T ype 1) Gas Hoses av ailable as an accessory . See P age 69, Section 16 . T able 6: Contents of CTHN Burner Carton Part No. Descripti on CTHN-40 CTHN-60 CTHN-80 C THN-1 0 0 CTHN-12 5 CTHN-150 CT[...]

  • Page 33

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 27 T able 8: Component P ackage Guid e A dditional tubing length ma y be added to heat er . Any additional tubing le ngths are consider ed as m anif old tube length f or length determination, See P age 29, Section 9.2 thr ough P age 31, Section 9.6 , design r equirement s and allowed man ifold tube l[...]

  • Page 34

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 28 01326801 Reinforcement 01365903 Joint Piece 91406700 1' x 8' (.3 m x 2.4 m) Protective Grille Deco Grille (2' x 4' [.6 m x 1.2 m]) 01365900 Shield Frame 01370408 Reflector Side Extensi on 8" x 48" (20 cm x 122 cm) 01370412 Reflector Side Extensi on 12"[...]

  • Page 35

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 29 9.2 Multib urner S yst em Design Requir ements A CTHN multib ur ner sy ste m has a number of radiant tube sections int erconn ected b y manif old tube to a pump t o form a complete s y stem. R eflect ors can be used ov er the manif old tube b ut are not r equir ed. The s yst em design parameter s [...]

  • Page 36

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 30 T able 1 0: Multibur ner Design R equirements * U-tube = 2 elbows 9.3 Burner s P er Pump 1 . The maximu m number of burners per pump is sho wn in Ta b l e 1 1 . 2. When combining dif ferent b urner inputs in a sy ste m, the number of burners p er pump (0' - 2,000' altitude) i[...]

  • Page 37

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 31 9.4 Radiant T ube Length The radiant tube length fi xed f or each bur ner is shown on P age 30, T able 1 0 . 9.5 Ma nifold T ube Any tube be yond the radian t tube length is considered manif old. Manifo ld tube can b e used to lengthen tube runs bey ond the radiant tu be length; to connect multipl[...]

  • Page 38

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 32 F IGURE 1 9: Flag L ay out F IGURE 20: Modif ied In-Series Lay out Last T ee Manifold tube bet ween joining tee and pump . Manifold tube bet ween radiant tube ends. Burner fur thest from pump does not need a damper coupling. Fir st T ee Burner P ump Multiple r ows of b ur ners: pump pl[...]

  • Page 39

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 33 9.6.2 T and F ork Lay outs and Manif old T ube Length R ules See P age 33, F igure 21 thr ough P age 34, F igure 22 f or diagrams of T and F or k la youts . The T and F or k la youts ha ve a t ee or cross (called the "last t ee" or "last cross") wh ere the comb ustion gases in [...]

  • Page 40

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 34 F IGURE 22: F ork L ay out P ump Manif old tube bet ween joining cross and pump . Last Cross Manif old tube bet ween radiant tube ends. Damper C ouplings located at the end of the ro ws. Burner Radiant T ube T ee (2) Multiple r ows of b ur ners: Manif old tube bet ween the last tee or [...]

  • Page 41

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 35 9.6.3 Her ringbone Lay out and Manifo ld T ube Length R ules The herr ingbone la yout is essentially se v eral T la youts stac ked together . Theref ore , the same prin ciple f or manifold tube calcula tion as used f or T la youts is used f or herringbone la youts , with one e x ception. In a herr[...]

  • Page 42

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 36 Step 9.7 Bur ner T ube Installation Step 9.8 T ube Clamp P ackage Installation 7' 6" ± 1' (229 cm ± 25 cm) NO TE: T ubing requir es a down ward slope of 1/2" (1 .3 cm) per 20' (6 m) awa y from b ur ner . S-hook Burner T ube Hanger Of fset mounting hole must b[...]

  • Page 43

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 37 Step 9. 9 Coupling and T ube Assemb ly Step 9. 9.1 Coupling and T ube Assemb ly (Continued) T ube T ube Orient coupling so that the impact bloc k is in the 2:00 or 1 0:00 ocloc k positions. Closed Open Ta b 3" (8 cm) to 4" (1 0 cm) Slide Bar/Coupling Loc k Coupling Wide End Coupling T[...]

  • Page 44

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 38 Step 9. 9.2 Coupling and T ube Assemb ly (Continued) Step 9.1 0 T urbulato r Installation 2.3 m .25 m 3 m .25 m Model Radiant T ube Length CTHN-40 1 0' (4.5 m) CTHN-60 20' (6 m) CTHN-80 20' (6 m) CTHN-1 00 30' (9 m) CTHN-125 40' (1 2 m) CTHN-150 40' (1 2 m[...]

  • Page 45

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 39 Step 9.1 1 Ref lect or Installation H an g e r Bu r ne r Tube Re fl e c t or Description Part Number T ube/Reflect or Hanger 03090 1 00 Burner T ube 03051XXX Ref lector 02750303 NO TE: All radian t tube surf aces must be co ver ed by a r eflect or , e x cept f or a u-tube. Manif old tube ma y or m[...]

  • Page 46

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 40 Step 9.1 1 .1 Ref lector , U-clip and Ref lector Support Installation The pict orial dra wings of t he heater construction in Section 9 ar e schematic only and pro vide a general guideline of wher e hangers , ref lector supports and u-clips are t o be installed. T o ensur e proper e xp[...]

  • Page 47

    SECTION 9: M ULT IBU RNE R H EATER I NSTALLATION 41 Step 9.1 2 Burner Installation Lock W asher Gasket Burner Bolt (T orque 1 20 in/lb 1 3.56 Nm) S-hook Burner T ube Burner m ust be installed with the f lame observation windo w facing down. Description Part Number Bolt 9427391 4 Burner 052XXXXX Lock W asher 9641 1600 Gasket 02568200[...]

  • Page 48

    CTHN-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL 42 SECTION 1 0: OPTIONAL HEATER ACCESSOR I ES 1 0.1 Elbow P acka ge Configur ation Step 1 0.1 .1 Elbow Installation Step 1 0.1 .2 Elbow Installation Step 1 0.1 .3 Ref lector J oint Installation Tube 90° E l b ow C o up l in g Description Part Number Elbow P ackage 0271 8702 90° Elbow 0 [...]