Assessments - 3, GPA: 3.7
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 UNIT INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2,3 FRONT PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ELECTRICAL DATA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 ALL UNITS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 VOLTAGE SUPPLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-7 CHASSIS INSTALLATION . . . . . . . . . . . . . . . . . . . . . . 5 WALL THERMOSTAT INSTALLATION . . . . . . . . . . . 7 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8,9 COMFORT CONTROLS. . . . . . . . . . . . . . . . . . . . . . . . . 8 OPERATING CONTROLS . . . . . . . . . . . . . . . . . . . . . . . 9 OPERATING MODES. . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Page CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . 10,11 INDOOR-AIR INLET FILTERS . . . . . . . . . . . . . . . . . .10 EXTERNAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 INTERNAL PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 PREVENTATIVE MAINTENANCE . . . . . . . . . . . . . . . .12 TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . .13 ACCESSORIES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 1•800•894•6449 (in USA and Canada) For Service/Technical Assistance 1•800•830•8600 (Mexico) GENERAL Thank you for choosing Carrier! You can feel confident in your selection because the same pride in craftsmanship and engineering knowledge that goes into Carrier equipment at the Astrodome in Texas, the Sistine Chapel in Rome, the US Capitol Hall of Congress, and thousands of other installations worldwide has gone into the construction of this unit. The Carrier package terminal air conditioners and heat pumps provide a high standard of quality in performance, workmanship, durability and appearance as they heat and cool the occupied air space year round. This manual provides information for ease of installation, operation and maintenance of the 52C and 52P units. The following units are covered in this manual (see Figure 1 for additional unit information): 52CE 60 Hz cooling with electric heat units 52CQ 60 Hz cooling, electric heat, and heat pump units 52PE 60 Hz cooling with electric heat units 52PQ 60 Hz cooling, electric heat, and heat pump units 52PC 60 Hz cooling only units All models are designed for through-the-wall installation. Separate installation instructions are included with all accessory components. See Accessories section on page 14 for complete listing of accessories. UNIT INSPECTION Examine unit for damage incurred during shipment. File a claim immediately with the transit company if damage is found. The data information plate (Figure 1) lists the model number, voltage ranges, and other important electrical information about this product. Reading and understanding this material is important for proper use of this unit. To access the information plate, the front panel must be removed; see Figure 2. FRONT PANEL To remove the front panel: 1. Grasp panel firmly near bottom of both sides. 2. Pull panel forward then upward to release magnetic latches and partition hooks. NOTE: Front panel may be secured to chassis with 2 screws located behind indoor air inlet filters. In order to remove these screws, the filters must be removed first. Refer to page 10 in this manual for instructions on removing indoor air inlet filters. IMPORTANT: The front panel has to be off the unit to complete future checks and installation procedures. Do not reinstall front panel at this time. SERIAL 3701X11520 DATE OF MFG. 09/12/2001 VOLT RANGE 187-253 VOLTS 230/208 PH 1 MODEL 52PQA312301AA HZ 60 MIN CKT AMPACITY 19.3 R-22 OZ 34 DESIGN PSIG 350 HIGH SIDE, 150 LOW SIDE COOLING HEATING BTU/HR 12,100/12,000 AMPS 4.8/5.3 WATTS 1100/1100 EER 11.0/10.9 MOTOR FAN COMP HP FLA RLA LRA 6.1 29 0.75 1/8 BTU/HR 10,800/10,700 AMPS 15.6/14.5 WATTS 3570/2997 COP 3.2/3.2 HEATER BTU/HR AMPS 14.8/13.7 WATTS 3400/2850 WATER STEAM 20 20 20 USE TIME DELAY FUSE OR HACR TYPE CIRCUIT BREAKER AMP AMP AMP MAX FUSE MAX BREAKER FIGURE 1 — SAMPLE DATA INFORMATION PLATE Using Figures 1 and 3 as reference, verify that the packaged terminal product ordered will operate properly in your facility. If you do not understand the information given or have questions about the product, please call your local dealer or distributor. FIGURE 2 — REMOVING FRONT PANEL Replacement Package Terminal Air Conditioner, CLASSIFIED BY UNDERWRITERS LABORATORIES INC., AS TO ELECTRIC SHOCK, FIRE AND CASUALTY HAZARDS ONLY. FOR FIELD INSTALLATION WITH EXISTING WALL SLEEVES, OUTDOOR LOUVERS, AND INDOOR PANELS AS SPECIFIED ON THE PRODUCT. 2 Series Designation PTAC (Packaged Terminal Air Conditioner) Latest Revision A – Z Comfort Series CE – Cooling with Electric Heat CQ...