Italiano dropdown-ico

Manuale per l’uso Carrier 39LH03-25

40 pagine 2 mb
Scarica

Vai alla pagina of 40

Summary
  • Carrier 39LH03-25 - page 1

    Manufacturer reserves the right to disco ntinue, or change at any time, specifications or de signs without not ice and without inc urring obligations. Catalog No . 533-932 Printed in U .S.A. F orm 39L-6SI Pg 1 1110 2-04 Replaces: 39L-5SI Installation, Star t-Up and Ser v ice Instr uctions CONTENTS Page SAFETY CONSIDERA TIONS . . . . . . . . . . . . ...

  • Carrier 39LH03-25 - page 2

    2 INTR ODUCTION Unit Identification — The 39L units are identified by the 18-digit part number listed on the serial plate. The part number describes all component, coil, motor , drive, and control selections. See Fig. 1-3 for unit identification. Fig. 1 — Unit Identif ication LEGEND Fig. 2 — 39L Model Number CV — Constant V olume DX — Dir ...

  • Carrier 39LH03-25 - page 3

    3 LEGEND Fig. 3 — Position 4, Unit Configuration Model (Component Sequence Als o Shown) COMB. — Combination PH — Preheat POS. — Po s i t i o n F actor y-installed option compo nents ...

  • Carrier 39LH03-25 - page 4

    4 PREINST ALLA TION 1. Check items received against packing list. Notify Carrier of any discrepancy . 2. Refer to Fig. 4 for service area requirements. 3. T o transfer unit from truck to storage site, refer to rigging details in Fig. 5 and section on unit rigging for proper handling. See T able 1 for component weights. 4. Do not stack unit componen ...

  • Carrier 39LH03-25 - page 5

    5 NO TE: D imensions in ( ) are in mm. DIMENSIONS (ft-in.) SIZE A B C D E 39LA 39LB 39LC 03 3-1 7 / 8 3-1 3 / 4 1-9 1 / 4 1- 7 11 / 16 0-7 7 / 8 1-3 3 / 4 2- 3 9 / 16 06 3-9 3 / 4 3-9 5 / 8 2-1 3 / 16 1-11 5 / 8 0-7 7 / 8 1-3 3 / 4 2- 3 9 / 16 08 4-1 11 / 16 4-1 9 / 16 2-5 1 / 8 2- 3 9 / 16 0-7 7 / 8 1-3 3 / 4 2- 3 9 / 16 10 4-9 9 / 16 4-9 7 / 16 2 ...

  • Carrier 39LH03-25 - page 6

    6 Table 1 — Physical Data L EGEND *Less coil. †Coils ha ve 14 alumin um fins per in ch on copper tu bes. UNIT SIZE 03 06 08 10 12 15 18 21 25 UNIT WEIGHTS (lb)* 39LA 200 280 411 470 540 6 20 695 740 820 39LB 150 210 308 352 405 465 521 555 615 39LC 170 238 349 400 459 527 590 629 697 39LD 230 322 472 540 621 713 799 851 943 39LF 230 322 472 540 ...

  • Carrier 39LH03-25 - page 7

    7 F AN OFF TRAP CONDITION WHEN F AN ST ARTS F AN RUNNING AND CONDENSA TE DRAINING DIFFERENTIAL 1 DRAIN NIPPLE DIFFERENTIAL 2 COOLING COIL DRAIN P AN H NO TE: Lift in one piece. Use slings and spreader bars at each lifting brack et. Fig. 5 — Unit Rigging Deta ils Fig. 7 — Condensat e Drain Fig. 6 — Unit Support Deta ils ...

  • Carrier 39LH03-25 - page 8

    8 INST ALLA TION Mixing Bo x DA MP E R ACT UA TO RS — The 39L mixing boxes are sup- plied with low leak dampers and blade and edge seals. Damper operating torques are shown in T able 2. The actuator and mounting brackets are field supplied and may be mounted inside or outside the unit. A typical inside mounting bracket is shown in Fig. 8. For ext ...

  • Carrier 39LH03-25 - page 9

    9 Table 3 — Recommended Actuators *Actuator is spring-retur n type. NO TES: 1. All actuators are direct coupled type, designed to be directly mounted into jackshaft assemb ly . 2. All actuators are equipped with a plen um rated cab l e, f actor y- terminate d to the actuator . Part No. HF27BB035 and 034 are 16 ft, HF27BB033 is 9.5 ft. 3. Damper a ...

  • Carrier 39LH03-25 - page 10

    10 Inlet Guide V ane (IGV) Actu ators — The control board positions the unit IGVs in order to maintain the duct stat- ic pressure, as measured by the static pressure transducer , at the required set point. The IGV actuato r is electrically connected to the control board and receives a signal whenever the guide vane position needs to be adjusted. ...

  • Carrier 39LH03-25 - page 11

    11 Install Fan Motor — For field installation of motors, be sur e electrical junction box is toward the center of the unit. This is necessary for drive and belts to be properly tightened. Use smallest slots in motor mounting base that will accommo- date motor and allow minimum overhang (Fig. 13). Be sure that motor holddown bolts are tight on fie ...

  • Carrier 39LH03-25 - page 12

    12 When field installing or replacing sheaves, install sheaves on fan shaft and motor shaft for minimum overhang. (See Fig. 13.) Use care when mounting sheave on fan shaft; too much force may damage bearing. Remove rust-preventative coating or oil from shaft. Make sure shaft is clean and free of burrs. Add grease or lubrican t to bore of sheave bef ...

  • Carrier 39LH03-25 - page 13

    13 6. T o determine corr ect belt tension, use the deflection formula given below and the tension data from Fig. 15 as follows: EXAMPLE: Given Belt Span 16 in. Belt Cross-Section A, Super Belt Small Sheave PD 5 in. Solution 1. From Fig. 15 find that deflection force for type A, super belt with 5-in. small sheave PD is 4 to 5 1 / 2 lb. 2. 3. Increas ...

  • Carrier 39LH03-25 - page 14

    14 W ater and Ste am Coil Piping Recommendations GE NE R AL — Use straps around the coil casing or the lifting holes (see Fig. 17) to lift and place the coil. Piping practices are outlined in the Carrier System Design Manual, Part 3, Piping Design. See T a bles 4-6 for circuiting data. W A TE R CO IL S — T ypically , coils are piped by connecti ...

  • Carrier 39LH03-25 - page 15

    15 When a water coil is applied downstream of a direct- expansion (DX) coil, a freeze-up thermostat must be installed between the DX and water coil and electrically interlocked to turn off the cooling to prevent freeze-up of the water coil. For outdoor-air application where intermittent chilled water coil operation is possible, one of the following ...

  • Carrier 39LH03-25 - page 16

    16 NO TES: 1. A b ypass is necessar y around trap and v alves when continu- ous operation is necessar y . 2. Bypass to be the same size as trap orif ice but ne ver less than 1 / 2 inch. Fig. 19 — Dripping Steam Supply to Condensate Return NO TES: 1. Flange or union is located to facilitate coil remov al. 2. When a b y pass with control is require ...

  • Carrier 39LH03-25 - page 17

    17 Refrigerant Piping, Direct-Expansion (DX) Coils (Fig. 23) — Direct-expansion coils are divided into 2 or 4 splits depending upon the unit size and coil circuiting. See T able 7 for coil circuiting data. Each split requires its own distributor nozzle, expansion valve, and suction piping. Suction connections are on the air entering side when the ...

  • Carrier 39LH03-25 - page 18

    18 Table 5 — Chilled Water Coil Circuiti ng Data (cont) LEGEND *Not av ailable on 39LB un its. NO TE : Connection sizes are MPT - inches. Table 6 — Steam Coil Connection Sizes LEGEND NO TE : Connection sizes are MPT - inches. SMALL F ACE AREA (39LB, 39LC, 39LF) COIL TYPE CIRCUITING UNIT SIZE 03 06 08 10 12 Face Area (sq ft) 2.72 4.72 6.58 7.95 ...

  • Carrier 39LH03-25 - page 19

    19 SU CT I ON PIP I NG — Connect suction piping as shown in Fig. 24 for face split coil or Fig. 25 for row split coil. Suction line from coil connection to end of the 15-diameter- long riser should be same tube size as coil connection to ensure proper refrigerant velocity . Refer to Carrier System Design Manual, Part 3, and size re- maining sucti ...

  • Carrier 39LH03-25 - page 20

    20 Table 7 — Direct Expan s ion Coil Circuiting Data LEGEND *May be field manif olded for ei ther face split or ro w split. †Where each TXV has the same number of circuits, that number is shown once. When coil has an unev en numbe r of circuits per TXV , both values are shown. **F actor y-supplied distributors hav e factory-selected nozzle size ...

  • Carrier 39LH03-25 - page 21

    21 Table 7 — Direct Expansion Coil Circuiting Data (cont) LEGEND *May b e field manif olded for ei ther face split or ro w split. †Where each TXV has the same number of circuits, that number is shown once. When coil has an unev en number of circuits per TXV , both values are sho w n. **F actor y-supplied distributors hav e factory-selected nozz ...

  • Carrier 39LH03-25 - page 22

    22 Table 8 — Distribut or Part Numbers Table 9 — Side Connector (Hot Gas Bypass) Data DIMENSIONS (in.) LEGEND PA R T N O . NO. OF TUBES CONNECTI ON OD (in.) SPORLAN NOZZLE Sporlan Carrier T yp e Size 1112-2- 1 / 4 EA07NC261 2 0.88 G 3 / 4 to 12 1112-3- 1 / 4 EA07FC027 3 1112-4- 1 / 4 EA07NC262 4 1112-5- 1 / 4 EA07NC263 5 1112-6- 1 / 4 EA07NC264 ...

  • Carrier 39LH03-25 - page 23

    23 UNLOADING CONSIDERA TIONS — Direct expan sion coils can have two intertwined refrigerant circuits. In addition, quar- ter , half, full and double circuiting configurations are offered to allow optimum system performance and oil return at full and part-load operation. Circuiting selection should result in a circuit loading of 0.8 to 2.0 tons pe ...

  • Carrier 39LH03-25 - page 24

    24 TXV — Thermo static Expansion V alve Fig. 29 — Face Split Coil Manifolding (Typical ) TXV — Ther mostatic Expansion V alve Fig. 30 — Row Split Coi l Manifolding (Typical) ...

  • Carrier 39LH03-25 - page 25

    25 Electric Heater s — Electric heaters may be factory in- stalled or drop shipped to the jobsite and field installed. The heater can only be installed in the preheat-electric section. T o install electric heater , refer to Fig. 31 and proceed as follows: 1. Locate preheat-electric section already mounted on unit and remove protective shipping co ...

  • Carrier 39LH03-25 - page 26

    26 NO TE: All wir ing must be copper and must conf or m to the NEC (National Electrical Code). Fig. 32 — Typical Electric Heater Wiring Schematic ...

  • Carrier 39LH03-25 - page 27

    27 Table 10 — Electric Heat er Data LEGEND *Standard cont rol steps are listed under the Control St ep heading. “F ree” additional steps of c ontrol are op tionally available when the number of subcircuits excee ds the standard number of control steps . †MCA = 1.25 x FLA; for proper wire si zing, refer to T able 310- 16 of the NEC. **2 cont ...

  • Carrier 39LH03-25 - page 28

    28 Table 11 — Field Wiring for Incoming Conductors Sized for 125% of Heat er Load LEGEND *V alues are based on T able 310-16 of the NEC (Na tional Electrical Code) for 75 C insulated copper wire. Not more than 3 conductors in a racew ay . NO TES: 1. Be sure to consider length of wir ing run and possible v oltage drops when sizing wires. 2. Field ...

  • Carrier 39LH03-25 - page 29

    29 ST ART -UP Check L ist — Make a walkway inside unit components to protect insulation. Remove a ll construction debris from unit interior . Remove walkway before starting unit. FI L T ER S — Install unit filters in all filter sections. FA N S 1. Check lubrication of fan, motor bearings, and linkages. a. Note that bearings are ship ped complet ...

  • Carrier 39LH03-25 - page 30

    30 6. Check fan speed with a strobe -type tachometer or use the following formula: Obtain the motor rpm from the fan motor nameplate and read sheave pitch diameters marked on the fan and motor pulleys, or estimate the pitch diame- ters by using the pulley outside diameters. Then: Example: Actual Approximate Nameplate Motor Rpm = 1760 1760 Mtr Sheav ...

  • Carrier 39LH03-25 - page 31

    31 6. If solution is too weak, add more antifreeze until desired strength is reached, then circulate solution through coil for 15 minutes or until concentration is satisfactory . 7. Remove upper line from reservoir to reversible pum p. Drain coil to reservoir and then close service valve. 8. Break union and remove reservoir and its lines. 9. Leave ...

  • Carrier 39LH03-25 - page 32

    32 VER T ICAL UNIT SLANT CO IL REMOV AL (39LD Units) NOTE: Item numbers are in Fig. 39. 1. Refer to Fig. 4 for service area clearance. 2. Disconnect piping (Item 6). 3. Through fan access door (Item 2), remove screws (Item 3), while holding angle (Item 4) to top of coil side panels (Item 7). On opposite e nd of unit, gain access to similar screws b ...

  • Carrier 39LH03-25 - page 33

    33 HORIZONT AL OR VER T ICAL UNIT — DUAL COIL REMOV AL (39LA,39LD units — size 25) — (NO TE: Ite m numbers are in Fig. 40 unless otherwise indicated.) 1. Refer to Fig. 4 for se rvice area requirements. 2. Disconnect piping (Item 5). 3. Horizontal Unit, 39LA — On top panel (Item 3) remove screws located directly above side panels (Items 2 an ...

  • Carrier 39LH03-25 - page 34

    34 HORIZONT AL OR VER TICAL UNIT — VER TICAL COIL REMOV AL (39LB,LC,LF ,LH Units) — Item number s are in Fig. 41 unless otherwise indicated. 1. Refer to Fig. 4 for service area requirements. 2. Disconnect piping (Item 6). 3. Horizontal Unit, 39LB and 39LC — On top panel (Item 4) remove screws located directly above side panels (Items 2 and 7) ...

  • Carrier 39LH03-25 - page 35

    35 Changing Coil Hand NOTE: Electric heat coil hand cannot be changed. NOTE: The coil cover panel is not part of the coil. Remove cover panel from end of unit. New holes must be cut in coil cover panel. Original holes must be plugged and insulated. New side panels may be nece ssary when changing coil hand. NU -F I N CO IL S — The NuFin coil is ai ...

  • Carrier 39LH03-25 - page 36

    36 STEAM INNER DISTRIBUTING TUBE COILS — Ro tate in horizontal plane and reinstall. See Fig. 42. PI PI NG — Direct expansion, chilled water , and hot water coils should always be piped for counterflow . (Fluid should enter the coil at the leaving-air side.) Steam coils must have the condensate connection at bottom of coil. T o determine interva ...

  • Carrier 39LH03-25 - page 37

    37 Table 12 — F ilter Data *Only 2-in. filters are av ailable on size 03. 39L UNIT SIZE 03 06 08 10 12 15 18 21 25 Angle Filter Section Filter Qty…Size (in.) 2…16x25 4…16 x20 2…16x20 2…16x25 4…16x25 6…16x20 9…16x20 12…16x20 4…16x 20 8…16x25 4…16x20 8…16x25 Nominal Face Area (sq ft) 5.56 8.89 10.00 11.11 13.33 20.00 26.67 ...

  • Carrier 39LH03-25 - page 38

    38 10. Check fan shaft diameter at bearing mount. If worn by more than .001 in. below nominal, shaft should be re- placed. 1 1. Install new bearing, tighten holddown bolts and then tighten bearing locking collar and setscrews. 12. Make certain fan wheel does not rub sides of fan housing after installing new bearings. 13. Recoat fan shaft with a rus ...

  • Carrier 39LH03-25 - page 39

    39 METRIC CONVERSION CHART ...

  • Carrier 39LH03-25 - page 40

    Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No . 533-932 Printed in U .S.A. Form 39L-6SI Pg 40 1110 2-04 Replaces: 39L-5SI Copy right 2004 Carrier Cor poration ...

Fabbricante Carrier Categoria Air Conditioner

I documenti che otteniamo dal fabbricante del dispositivoCarrier 39LH03-25 possono essere suddivisi in diversi gruppi. Questi sono tra gli altri:
- disegni tecnici Carrier
- manuali per l’uso 39LH03-25
- schede prodotto Carrier
- opuscoli
- o etichette energetiche Carrier 39LH03-25
Tutti sono importanti, ma le informazioni più importanti dal punto di vista di utilizzo del dispositivo possono essere trovate nel manuale per l’uso Carrier 39LH03-25.

Un gruppo di documenti denominato manuali per l’uso, è anche suddiviso in tipi più specifici, come: Manuali di installazione Carrier 39LH03-25, manuali di manutenzione, brevi manuali o manuali utente Carrier 39LH03-25. A seconda delle esigenze, si dovrebbe cercare il documento necessario. Nel nostro sito web, puoi visualizzare il manuale più popolare per l'uso del prodotto Carrier 39LH03-25.

Manuali per l’uso simili

Manuale completo del dispositivo Carrier 39LH03-25, come deve essere?
Il manuale per l’uso, denominato anche istruzioni per l’uso, o semplicemente il manuale è un documento tecnico progettato per aiutare ad utilizzare Carrier 39LH03-25 dagli utenti. I manuali sono di solito scritti da uno scrittore tecnico, ma in un linguaggio accessibile a tutti gli utenti Carrier 39LH03-25.

Il manuale per l’uso completo Carrier, dovrebbe includere vari elementi di base. Alcuni di loro sono meno importanti, come ad esempio: copertina / pagina del titolo o pagina di autore. Tuttavia, la parte rimanente, dovrebbe fornire informazioni importanti dal punto di vista dell'utente.

1. Introduzione e la guida su come utilizzare il manuale Carrier 39LH03-25 - All'inizio di ogni manuale, dovremmo trovare indizi su come utilizzare il documento. Dovrebbe contenere informazioni sulla posizione dell’indice Carrier 39LH03-25, FAQ o i problemi più comuni : i punti che sono più spesso cercati dagli utenti di ogni manuale
2. Indice - elenco di tutti i suggerimenti per Carrier 39LH03-25 che possono essere trovati nel documento corrente
3. Suggerimenti su come utilizzare le funzioni di base del dispositivo Carrier 39LH03-25 - che ci dovrebbe aiutare nei primi passi durante l'uso Carrier 39LH03-25
4. Troubleshooting - sequenza sistematica delle attività che vi aiuterà a diagnosticare e, successivamente, risolvere i problemi più importanti del Carrier 39LH03-25
5. FAQ - domande più frequenti
6. Dettagli di contatto Informazioni su dove cercare il contatto con il fabbricante / servizio Carrier 39LH03-25 in un dato paese, se il problema non può essere risolto da noi stessi.

Hai una domanda su Carrier 39LH03-25?

Utilizza il modulo sottostante

Se non hai risolto il problema con Carrier 39LH03-25 con l'aiuto del manuale che hai trovato, fai una domanda utilizzando il modulo sottostante. Se un utente ha avuto un problema simile con Carrier 39LH03-25 è probabile che voglia condividere il modo di risolverlo.

Riscrivi il testo dall’immagine

Captcha
Nuova immagine

Commenti (0)