Manuale d’uso / di manutenzione del prodotto CTHN-175 del fabbricante Roberts Gorden
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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.
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T ABLE OF CONTENTS SECTION 1: Heat er Safety ........ .................... ...................... .... 1 1 .1 Manpow er Requir ements ............. ....................... ......... 1 SECTION 2: Instal ler Responsibility ........ .....................
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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 .. ................
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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.
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.
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.
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.
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.
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.
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 .
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 .
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 .
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 .
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 .
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.
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 .
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.
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 LEGEN.
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) .
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.
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 .
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 .
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 ocloc k positions.
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.
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.
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.
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.
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 .
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.
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.
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' [.
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.
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 .
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 .
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.
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 .
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.
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.
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 .
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 ocloc k positions.
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.
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.
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.
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.
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.
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