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RECORD THIS UNIT INFORMATION
FOR FUTURE REFERENCE:
Model Number
Serial Number
Date Purchased
Roof-Top Air Conditioner
CARAVAN MODEL B3200
TYPE 3253.331
SERVICE OFFICE
Dometic Corporation
For Information
Contact:
www.dometic.com
This manual must be read and understood before installation, adjustment,
service, or maintenance is performed. This unit must be installed by a quali-
fied service technician. Modification of this product can be extremely haz-
ardous and could result in personal injury or
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SAFETY INSTRUCTIONS GENERAL INFORMATION This manual has safety information and instruc- A. Product features or specifications as described or illustrated are subject to change without notice. tions to help users eliminate or reduce the risk of accidents and injuries. B. This Air Conditioner Is Designed For: 1. Installation on a Caravan during the time the Cara- RECOGNIZE SAFETY INFORMATION van is manufactured. 2. Mounting on the roof of a Caravan. 3. Roof construction with rafters/joists on mi
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B. Choosing Proper Location For The Air Specifications Conditioner Model No. B3200 Electric This air conditioner is specifically designed for installation on Heater the roof of a Caravan. When determining your cooling requirements, the following should be considered: Type 3253.331 • Size of Caravan; Nominal Compressor • Window area (increases heat gain); Capacity (KW) 3.2 1.5 • Amount of insulation in walls and roof; • Geographical location where the Caravan will be used; Electrical Rating 220-2
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3. After Location Has Been Selected: FIG. 5 102mm a. Check for obstructions in the area where air conditioner will be installed. See FIG. 4. 102mm b. The roof must be designed to support 65 Kg. when the Caravan is in motion. Normally 181mm a 100Kg. static load design will meet this Rear requirement. 105mm 543mm Of 362mm x Unit 362mm Center Line Of Unit CAUTION (± 3.2mm) Opening It is the responsibility of the installer of this 181mm air conditioner system to ensure structural in- 305mm tegrity o
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D. Wiring Requirements FIG. 6 1. 220 - 240 VAC Supply Line 2 Route a copper 1mm , with ground, 220 - 240 VAC supply line from the time delay fuse or circuit breaker box to the roof opening. a. This supply line must be located in the front portion of the 362mm x 362mm (± 3.2mm) opening. b. The power MUST be on a separate 10 Amp time delay fuse or HACR circuit breaker. c. Make sure that at least 375mm of supply wire extends into the roof opening. This ensures an d. If the opening exceeds 362mm x 3
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4. Place the Mechanical Air Distribution Box Kit inside 7. Install ceiling template by sliding lower duct over the Caravan. This box contains mounting hardware upper duct. See FIG. 12. for the air conditioner and will be used inside the FIG. 12 Slide Lower Air Caravan. Discharge Duct This completes the outside work. Minor adjustments can be Air Conditioner Over Upper Duct done from the inside of the Caravan if required. Return Air Opening F. Installing The Air Conditioner 1. Remove air box and m
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1. You may either wire direct into the junction box for H. Air Distribution Box Installation a permanent connection or wire a molded plug into 1. Remove the two return air grills and filters. the junction box for a plug-in connection. 2. Slide the front end of the air box over the shafts of a. If a Permanent Connection: Route the power the thermostat and selector switch. See FIG. 14. supply line, previously installed to the roof FIG. 14 opening, into the junction box on the ceiling template. Con
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Note: Never run the air conditioner without return air filter in B. Cooling Operation place. This may plug the unit evaporator coil with dirt and 1. Set the thermostat at the desired temperature level. may substantially affect the performance of the unit. 2. Select the fan speed that best satisfies your needs: 2. Clean air box housing and control panel with a soft a. HIGH COOL: Selected when maximum cooling cloth dampened with a mild detergent. Never use and dehumidification required. (3 ) furn
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FIG. 17 Roof Mount Assembly Air Conditioner Rear Upper Discharge Duct Roof Opening Ceiling Template Mounting Bolts Air Box 30
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AIR CONDITIONER WIRING DIAGRAM PASSED DIELECTRIC GR/YL COMPRESSOR FA FAN N CAP CAP ID C BRN RUN RUN CAP CAP MOTOR BRN WHT R S ID O.L. 1 BLK 2 YEL WHT RED 3 RED RED 4 BLU 5 WHT COMP COMP ST STARTER ARTER 6 START WHT PTCR CAP RED 7 GR/YL * 3105595.015 AIR BOX WIRING DIAGRAM GR/YL GR/YL COMPRESSOR COMPRESSOR FA FAN N CAP CAP ID C BRN RUN RUN CAP CAP 1 2 4 MOTOR ROTARY WHT R S ID SWITCH BRN L1 C H O.L. 1 BLK BLK 2 YEL YEL WHT RED 3 RED RED BLU RED 4 BLU BLU 5 COMP STARTER WHT WHT WHT START 6 PTCR C
