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Carrier 50GS manuel d'utilisation

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Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Carrier 50GS décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

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Tout d'abord, le manuel d’utilisation Carrier 50GS devrait contenir:
- informations sur les caractéristiques techniques du dispositif Carrier 50GS
- nom du fabricant et année de fabrication Carrier 50GS
- instructions d'utilisation, de réglage et d’entretien de l'équipement Carrier 50GS
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Carrier 50GS ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Carrier 50GS et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Carrier en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Carrier 50GS, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Carrier 50GS, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Carrier 50GS. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    50GS, 50GX Single Packaged Electric Cooling Units Installation, Start-Up, and Operating Instructions 50GS Sizes 018-060, 50GX Sizes 024-060 NOTE: Read the entire instruction manual before starting the installation. This symbol → indicates a change since the last issue. TABLE OF CONTENTS SAFETY CONSIDERATIONS ......................................[...]

  • Page 2

    Before performing service or maintenance operations on system, turn off power to unit. Turn off accessory heater power switch, if applicable. Electrical shock can cause personal injury. Recognize safety information. This is the safety-alert symbol . When you see this symbol in instructions or manuals, be alert to the potential for personal injury. [...]

  • Page 3

    Accessory lifting kit is only to be used with Small Packaged units which have a composite base pan with molded rigging holds. INSPECTION Prior to initial use, and at monthly intervals, all rigging brackets and straps should be visually inspected for any damage, evidence of wear, structural deformation, or cracks. Particular attention should be paid[...]

  • Page 4

    2. Place each of the four (4) metal lifting brackets into the rigging holds in the composite pan. 3. Tighten the ratchet strap unit tight. Lifting brackets should be secure in the rigging holds. 4. Attach the clevis or hook of sufficient strength to hole in the lifting bracket (See Fig. 6). 5. Attach safety straps directly to the field supplied rig[...]

  • Page 5

    Fig. 4A— Roof Curb Dimensions UNIT SIZE ODS CATALOG NUMBER A IN. (MM) B IN. (MM) C IN. (MM) D IN. (MM) 50GS018-042 50GX024-036 CPRFCURB006A00 8 (203) 11(279) 16-1/2 (419) 28-3/4 (730) CPRFCURB007A00 14 (356) 11(279) 16-1/2 (419) 28-3/4 (730) 50GS048-060 50GX042-060 CPRFCURB008A00 8 (203) 16-3/16 (411) 17-3/8 (441) 40-1/4 (1022) CPRFCURB009A00 14 [...]

  • Page 6

    Fig. 4B—50GS and 50GX Unit Corner Weights CORNER # 50GS 50GX 018 024 030 036 042 048 060 024 030 036 042 048 060 1 58 60 59 62 76 69 84 76 84 85 71 78 85 2 47 50 48 50 50 45 54 49 60 60 55 56 66 3 55 56 56 58 71 88 106 57 61 64 85 80 108 4 94 94 95 98 97 122 145 88 86 90 110 112 140 TOTAL WEIGHT 254 260 258 268 294 324 389 270 291 299 321 326 399[...]

  • Page 7

    Lifting point should be directly over the center of gravity for the unit. Step 6—Connect Condensate Drain NOTE: When installing condensate drain connection be sure to comply with local codes and restrictions. Models 50GS and 50GX dispose of condensate water through a 3/4 in. NPT fitting which exits through the base on the evaporator coil access s[...]

  • Page 8

    CONFIGURING UNITS FOR DOWNFLOW (VERTICAL) DIS- CHARGE Before performing service or maintenance operations on the system, turn off main power to unit and install lockout tag or electrical shock could result. 1. Open all electrical disconnects and install lockout tag before starting any service work. 2. Remove return duct cover located on duct panel [...]

  • Page 9

    5. It is recommended that the unit base insulation around the perimeter of the vertical return-air opening be secured to the unit base with aluminum tape. Applicable local codes may require aluminum tape to prevent exposed fiberglass. 6. Cover both horizontal duct openings with the duct covers from the accessory duct cover kit. Ensure opening is ai[...]

  • Page 10

    Failure to follow these precautions could result in damage to the unit being installed: 1. Make all electrical connections in accordance with NEC ANSI/NFPA (latest edition) and local electrical codes governing such wiring. In Canada, all electrical connec- tions must be in accordance with CSA standard C22.1 Canadian Electrical Code Part 1 and appli[...]

  • Page 11

    Table 4—Electrical Data—50GS UNIT 50GS SIZE V-PH-HZ VOLTAGE RANGE COMPRESSOR OFM IFM ELECTRIC HEAT POWER SUPPLY Min Max RLA LRA FLA FLA Nominal Kw* FLA MCA Max Fuse orCkt Bkr MOCP 018 208/230–1–60 187 254 9 45 0.8 1.8 -/- 3.8/5.0 5.4/7.2 7.5/10.0 -/- 18.1/20.8 26.0/30.0 36.1/41.7 13.9/13.9 24.8/28.3 34.7/39.8 47.4/54.3 20/20 25/30 35/40 50/[...]

  • Page 12

    Table 5—Electrical Data—50GX UNIT 50GX SIZE V-PH-HZ VOLTAGE RANGE COMPRESSOR OFM IFM ELECTRIC HEAT POWER SUPPLY Min Max RLA LRA FLA FLA Nominal Kw * FLA MCA Max Fuse or Ckt Bkr MOCP 024 208/230–1–60 187 253 10.9 54.0 0.9 2.0 -/- 3.8/5.0 5.4/7.2 7.5/10.0 -/- 18.1/20.8 26.0/30.0 36.1/41.7 16.5/16.5 25.1/28.5 35.0/40.0 47.6/54.6 20/20 30/30 35[...]

  • Page 13

    Run the low-voltage leads from the thermostat, through the inlet hole, and into unit low-voltage splice box. Locate five 18-gage wires leaving control box. These low-voltage connection leads can be identified by the colors red, green, yellow, brown, and white (See Fig. 10). Ensure the leads are long enough to be routed into the low-voltage splice b[...]

  • Page 14

    leak. Leak test all refrigerant tubing connections using electronic leak detector, halide torch, or liquid-soap solu- tion. If a refrigerant leak is detected, see Check for Refrigerant Leaks section. c. Inspect all field- and factory-wiring connections. Be sure that connections are completed and tight. d. Ensure electrical wiring does not contact r[...]

  • Page 15

    Fig. 12—Wiring Diagram (208/230-60-1) C99003 15[...]

  • Page 16

    Fig. 13—Wiring Diagram (208/230-60-3) C99004 16[...]

  • Page 17

    Fig. 14—Wiring Diagram (460-60-3) C99005 17[...]

  • Page 18

    When evaluating the refrigerant charge, an indicated adjust- ment to the specified factory charge must always be very minimal. If a substantial adjustment is indicated, an abnormal condition exists somewhere in the cooling system, such as insufficient airflow across either coil or both coils. Proceed as follows: 1. Remove caps from low- and high-pr[...]

  • Page 19

    inspected at least once each year by a qualified service person. To troubleshoot heating or cooling of units, refer to tables at the back of the book. The following are 50GS Cooling Charging Charts: The following are 50GX Cooling Charging Charts: NOTE TO EQUIPMENT OWNER: Consult your local dealer about the availability of a maintenance contract. Ta[...]

  • Page 20

    The ability to properly perform maintenance on this equip- ment requires certain expertise, mechanical skills, tools, and equipment. If you do not possess these, do not attempt to perform any maintenance on this equipment other than those procedures recommended in the User’s Manual. FAILURE TO HEED THIS WARNING COULD RESULT IN SERI- OUS PERSONAL [...]

  • Page 21

    Errors made when reconnecting wires may cause improper and dangerous operation. Label all wires prior to disconnec- tion when servicing. The minimum maintenance requirements for this equipment are as follows: 1. Inspect air filter(s) each month. Clean or replace when necessary. 2. Inspect indoor coil, drain pan, and condensate drain at least each c[...]

  • Page 22

    AIR FILTER Never operate the unit without a suitable air filter in the return-air duct system. Always replace the filter with the same dimensional size and type as originally installed. See Tables 1 and 2 for recommended filter sizes. Inspect air filter(s) at least once each month and replace (throwaway-type) or clean (cleanable-type) at least twic[...]

  • Page 23

    c. On all units remove blower assembly from unit. Remove screws securing blower to blower partition and slide assembly out. Be careful not to tear insulation in blower compartment. d. Ensure proper reassembly by marking blower wheel and motor in relation to blower housing before disassembly. e. Loosen setscrew(s) that secures wheel to motor shaft, [...]

  • Page 24

    CONDENSER COIL, EVAPORATOR COIL, AND CONDEN- SATE DRAIN PAN Inspect the condenser coil, evaporator coil, and condensate drain pan at least once each year. The coils are easily cleaned when dry; therefore, inspect and clean the coils either before or after each cooling season. Remove all obstructions, including weeds and shrubs, that interfere with [...]

  • Page 25

    System under pressure. Relieve pressure and recover all refrigerant before system repair or final unit disposal to avoid personal injury or death. Use all service ports and open all flow-control devices, including solenoid valves. If oil is detected or if low cooling performance is suspected, leak-test all refrigerant tubing using an electronic lea[...]

  • Page 26

    Table 10—Troubleshooting—Cooling SYMPTOM CAUSE REMEDY Compressor and condenser fan will not start. Power Failure Call power company Fuse blown or circuit breaker tripped Replace fuse or reset circuit breaker Defective thermostat, contractor, transformer, or control relay Replace component Insufficient line voltage Determine cause and correct In[...]

  • Page 27

    START-UP CHECKLIST (REMOVE AND STORE IN JOB FILE) I. PRELIMINARY INFORMATION Model No ............................................................................................................................................................. Serial No ................................................................................................[...]

  • Page 28

    Copyright 2003 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231 50gsgx4si Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 6 Tab 6 8 PC 101 Catalog No. 535–00130 Printed in U.S.A. Form 50GS,GX-4SI Pg 28 9–03 Replaces: 50GS,GX-[...]