Carrier 52SE Installation, Operating And Maintenance Instructions
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Carrier 52SE Installation, Operating And Maintenance Instructions

Carrier 52SE Installation, Operating And Maintenance Instructions

52s series
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INSTALLATION, OPERATING
AND MAINTENANCE INSTRUCTIONS
PACKAGED TERMINAL AIR CONDITIONERS
CONTENTS
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
UNIT INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,3
ELECTRICAL DATA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,4
ALL UNITS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
VOLTAGE SUPPLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
MANAGEMENT ACCESSORY . . . . . . . . . . . . . . . . . . 4
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-11
ACCESSORY INSTALLATION . . . . . . . . . . . . . . . . . . . 9
ADJUSTMENTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
52S
52S
SERIES
SERIES
AND HEAT PUMPS
7,000-14,000 Btuh
Page
OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . 12-13
SWITCH SETTINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
OPERATING CONTROLS . . . . . . . . . . . . . . . . . . . . . . 13
CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . 13-17
AIR INLET FILTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
OUTDOOR VENT FILTER . . . . . . . . . . . . . . . . . . . . . . 14
EXTERNAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
INTERNAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
ACCESSORIES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
1•800•894•6449
For Service/
Technical Assistance
Page

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Summary of Contents for Carrier 52SE

  • Page 1: Table Of Contents

    SERIES SERIES INSTALLATION, OPERATING AND MAINTENANCE INSTRUCTIONS PACKAGED TERMINAL AIR CONDITIONERS AND HEAT PUMPS 7,000-14,000 Btuh CONTENTS Page Page GENERAL ........2 OPERATING INSTRUCTIONS .

  • Page 2: General

    52SC Cooling only ......60 Hz 52SE Cooling with electric heat ....60 Hz 52SQ Cooling, electric heat, and heat pump .

  • Page 3: Electrical Data

    FIGURE 3 — MODEL NUMBER NOMENCLATURE ELECTRICAL DATA ALL UNITS WIRE SIZE — Use recommended wire size given in Table 1 and install a single branch circuit. All wiring ELECTRICAL SHOCK HAZARD must comply with local and national codes. All units DO NOT alter cord or plug, and DO NOT use an are designed to operate off single branch cir- extension cord.

  • Page 4: Voltage Supply

    SERIES VOLTAGE SUPPLY Check voltage supply at outlet. For satisfactory re- sults, the voltage range must always be within the ranges found on the data information plate (Figure 1). 208/230-v CORD-CONNECTED UNITS — The field- supplied outlet must match the plug and be within reach of the service cord.

  • Page 5: Installation

    INSTALLATION SLEEVE INSTALLATION 1. For lateral airflow applications, an accessory lat- eral duct must be used. Refer to Figure 7. REQUIREMENTS 2. The sleeve must be mounted so that it is level in Reminder: Units are shipped without sleeve. all directions. A -in.
  • Page 6 SERIES SLEEVE INSTALLATION REQUIREMENTS (cont) FIGURE 6 — DIMENSION DRAWING — 52SC,SE,SQ NOTES FOR FIGURES 6-8 1. Minimum opening sizes apply to all wall openings. 5. Dimensions in parentheses are in millimeters. 2. Installed wall sleeve must be level from side to side and front to back. 6.
  • Page 7 2. Install outdoor grille as described in the installa- tion instructions supplied with the grille. Only a Carrier outdoor grille should be used with the 52S unit air conditioner. Use of any other grille must be approved by Carrier in Syracuse, New York.
  • Page 8 2. Baffles may be part of the sleeve extension or fixed directly to con- face to create a weather barrier. If the chassis is denser coil tube sheets. installed in a non-Carrier sleeve, this weather bar- 3. Caulk all joints between sleeve or baffles and opening in wall. rier may not be effective.

  • Page 9: Accessory Installation

    ACCESSORY INSTALLATION IMPORTANT: Only trained, qualified personnel and service mechanics should install electrical accessories on Carrier 52S series products per Carrier’s installation instructions. Please contact your local electrical contractor, dealer, or distribu- tor for assistance. INSTALL ACCESSORY HARDWIRE KIT OR 265-v ACCESSORY CORD-CONNECTED KIT —...

  • Page 10: Adjustments

    SERIES INSTALL ENERGY MANAGEMENT (EM) ACCES- SORY KIT — This accessory kit permits individual units to be turned off from a remote location such as a hotel control desk to conserve energy when the room is unoccupied. Freeze guard protection prevents the room temperature from dropping below 40°...
  • Page 11 2. Orient the shaft of the thermostat so that the rib ADJUST LIMITS ON ECONO ZONE® II CON- TROL — (This adjustment is optional and is not ap- on the vent control lever assembly, which is plicable to remote-control units.) Econo Zone II located under the limiter, is positioned between control permits adjustment of the temperature range the temperature limits desired.

  • Page 12: Operating Instructions

    SERIES OPERATING INSTRUCTIONS SWITCH SETTINGS For 52S remote control (RC) units, all switches are located on the wall-mounted thermostat. (See Figures 17 and 18.) A. 52S COOLING ONLY UNIT For all other 52S units, room controls are located on the unit control panel. Refer to Figure 19, A and B. B.

  • Page 13: Operating Controls

    Dried fungi, dirt and other Carrier recommends that as a minimum, the cleaning foreign material are fire hazards. Be sure to clean should be conducted prior to the start of each heating unit according to the instructions that follow.

  • Page 14: Outdoor Vent Filter

    SERIES INTERNAL PARTS INTERNAL PARTS should be cleaned at least once each year. Before cleaning, servicing, performing maintenance or removing the chassis from the sleeve, disconnect all power to the unit to avoid the possibility of elec- trical shock and personal injury. DISCONNECT POWER TO UNIT: CORD-CONNECTED UNITS 1.
  • Page 15 DISASSEMBLE UNIT TOOLS REQUIRED include: a low-pressure tank with wand and/or spray bottle, a coil cleaner (Calgon, Hydrobalance, etc.), a vacuum cleaner, percolator brush, standard spray bottle, rubber gloves, safety glasses, -in. nut driver, and a standard Phillips- head screw driver. 1.
  • Page 16 SERIES 7. Remove the gusset (two screws inside the parti- CLEANING DISASSEMBLED UNIT tion, one screw at condenser orifice). Push con- 1. Clean the indoor coil and stator side of the out- denser orifice outward. Pull the gusset up and out door coil by washing or vacuuming.
  • Page 17 5. Bend a soft, spiral wound, long bristle brush to conform to the inner curve of the blower wheel blades. See Figure 31. 6. Insert the brush into every blower wheel blade and gently brush out dried material. 7. Clean the walls of the blower scroll by carefully brushing with the bristle brush.

  • Page 18: Accessories

    SERIES ACCESSORIES Standard External Drain Kit Application Corrosion-Protected Architectural Grille Polymer Sleeve in Aluminum or Plastic Standard Non-Electrical Subbase Lateral Duct Kit Energy Management Kit Hardwire Kit Standard Grille GE Metal Sleeve Retro-Fit Kit Locking Control Door Kit Programmable Thermostat 265-v Cord Kit Standard Manual Changeover Thermostat...
  • Page 20 SERIES Copyright 1999 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. PC 132 Catalog No. 535-232 Printed in U.S.A. Form 52S-47SI Pg 20 12-99 Replaces: 52S-46SI...

This manual is also suitable for:

52sc52sq

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