Page 1: Table Of Contents
Installation Instructions Contents 1. Unit Dimensions ....1. Safety Labeling And Signal Words .. 3 2. Safe Installation Requirements ..3. Locating the Unit ....4. Electrical Wiring ....5. Air Distribution System ..... 6. Economizer Accessory ... 7. Start-up Procedures ....
Page 2: Unit Dimensions
I Installation Instructions Single Package Air Conditioners 1. Unit Dimensions UNIT DIMENSIONS ALL MODELS INCHES MILL METERS 36" 47 3/8 'r / 203 73" /854 4 58" / 17 15" 12" /8 3_4" /8 3_4" E2" 4 I '4" / 08 5P4"...
Page 3: Safety Labeling And Signal Words
I Single Package Air Conditioners Installation Instructions 1. Safety Labeling And Signal Words DANGER, WARNING CAUTION CAUTION - Hazards or unsafe practices which COULD result in minor personal injury or product or property dam- age. The signal words DANGER, WARNING and CAUTION are used to identify levels of hazard seriousness.
Page 4: Locating The Unit
I Installation Instructions Single Package Air Conditioners I 3. Locating the Unit The unit is designed for outdoor installation only. The unit CAUTION may be installed on a concrete slab (or other adequate plat- Do NOT operate unit in a corrosive atmosphere con- form) at ground level, or on a rooftop with an adequate plat- taining chlorine, fluorine, or any other corrosive chem- form or a roof curb.
Page 5 I Single Package Air Conditioners Installation Instructions Installation Rooftop Installation CAUTION Rooftop platform requirements: Unit will NOT operate properly unless it is installed lev- el front to rear and side to side. The unit MUST be situated to provide safe access for servicing.
Page 6 _ Installation Instructions Single Package Air Conditioners Downflow Conversion Condensate Drain These units are shipped ready for horizontal operation but The condensate drain outlet is (19.1mm) threaded a 3/4" are adaptable to downflow use. To convert to downflow female PVC connection located at the bottom of the unit to use, follow these steps: the left of the electrical access panel (see FIGURE 4).
Page 7: Electrical Wiring
I Single Package Air Conditioners Installation Instructions 4. Electrical Wiring connections. If an economizer is installed, see the follow- ing section, Low Voltage Wiring With Economizer Option. Electrical shock hazard. Low Voltage Wiring With Economizer Option Disconnect power at fuse box or service panel before making any electrical connections.
Page 8 _ Installation Instructions Single Package Air Conditioners tactor 'L' terminals on the unit electrical control plate. Replace the electrical access panel. Check all screw terminals to ensure they are tight. Field Installed Equipment NOTE: If an Electric Heat Accessory is installed, refer to Wiring to be done in the field between the unit and other de- the Electric Heat Accessory Installation Manual to deter- vices,...
Page 9: Air Distribution System
I Single Package Air Conditioners Installation Instructions 5. Air Distribution System Ductwork Insulation For airflow data (blower performance data, blower speed tap settings, filter sizes, etc.) see the Technical Support Manual. It is recommended that ductwork installed outdoors have a minimum of 2"...
Page 10: Economizer Accessory
Single Package Air Conditioners Installation Instructions 6. Economizer Accessory The purpose of an economizer is to: Sequence of Operation • Provide cool outdoor air to the conditioned space NOTE: For correct wiring to the low voltage terminal board, during the cooling cycle to minimize the use of com- see the connection wiring diagram in the economizer's pressors.
Page 11: Start-Up Procedures
I Single Package Air Conditioners Installation Instructions 7. Start-up Procedures cess panel and is also published in the Technical Support Manual. Wire the speed tap as required. Electrical shock hazard. Cooling and Heating Use extreme care during all of the following If an Electric Heat Accessory is used, see its Installation checks and procedures.
Page 12 Single Package Air Conditioners I _ Installation Instructions Resset thermostat fan switch to AUTO. The circulat- Turn electric power ON. Nothing should start run- ning. ing air blower should go OFF. Nothing should be run- ning. Set thermostat fan switch to ON. The circulating air blower should come ON.
Page 13 Single Package Air Conditioners Installation Instructions c. Condenser fan motor - ON Cooling d. Circulating air blower - ON Be sure that electric power is OFF Set thermostat Heat-Cool select to COOL. Turn electric power OFF, check the following: Adjust thermostat setting to below room tempera- a.
Page 14: Operation
_ Installation Instructions Single Package Air Conditioners I 8. Operation Starting Unit After Shutdown Thermostat Fan Switch Operation With the thermostat fan switch in the ON position, the circu- Cooling lating air blower will run continuously at the speed used for Adjust thermostat setting to desired temperature and set cooling.
Page 15: Maintenance
I Single Package Air Conditioners Installation Instructions 9. Maintenance be trimmed back so it is no closer than 30 inches (762mm) Monthly Maintenance and Inspection to unit. Checks Condensate Drain Air Filters Check for condensate drainage. Clean as required. CAUTION Do NOT operate unit without air filters.
Page 16 Single Package Air Conditioners Installation Instructions Blower Motor Access Remove the blower access panel. Remove four screws securing blower housing to blower deck. If the unit has a support bracket, remove To access the blower motor follow the following steps. To the two screws securing the support bracket to the remove the blower motor and/or the blower motor housing blower housing.
Page 17 I Single Package Air Conditioners Installation Instructions 10. Rigging Instructions FIGURE Rigging Instructions RIGGING INSTRUCTIONS ,&WARNING PROPERTY DAMAGE, PERSONAL INJURY AND/OR DEATH. - All panels MUST be in place when rigging and lifting. - Hook rigging shackles through holes in base rail, as shown in DetaiI-A.
Page 18 INTERNATIONAL COMFORT PRODUCTS LIMITED WARRANTY CERTIFICATE For Cooling & Heating Products SAVE THIS CERTIFICATE. It gives you specific legal rights, and you may also have other rights which may vary from state to state and province to province. If your unit needs servicing, contact a qualified dealer or qualified service technician of your choice. When requesting service, please have the model and serial number from each unit in your heating and/or cooling system readily available.
Page 19 ADDITIONAL TERMS FOR RESIDENTIAL APPLICATIONS ONLY The Additional Terms for the components listed below are in addition to, and subject to, the General Terms on the reverse side of this page. Warranty coverage is limited to parts that fail due to defect in materials or workmanship during the specified term.

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