SAFETY CONSIDERATIONS Installing, starting up, and servicing air−conditioning equipment can be WARNING hazardous due to system pressures, electrical components, and equipment location (roofs, elevated structures, etc.). Only trained, qualified installers and service mechanics should install, ELECTRICAL SHOCK HAZARD start−up, and service this equipment. Failure to follow this warning could result in personal Untrained personnel can perform basic maintenance functions such as injury or death.
SYSTEM REQUIREMENTS Allow sufficient space for airflow and service of the unit. See Fig. 3 for the required minimum distances between the unit, walls or ceilings. Piping IMPORTANT: Both refrigerant lines must be insulated separately. S Table 3 contains piping information for the product covered within this document. Table 3—Piping And Refrigerant Information System Size (115V)
WIRING All wires must be sized per NEC (National Electrical Code) or CEC CAUTION (Canadian Electrical Code) and local codes. Use Electrical Data table MCA (minimum circuit amps) and MOCP (maximum over current EQUIPMENT DAMAGE HAZARD protection) to correctly size the wires and the disconnect fuse or breakers respectively.
CLEARANCES − OUTDOOR Air-inlet Air-outlet Fig. 3 - Outdoor Unit Clearance Table 5—Outdoor Unit Clearance Dimensions MINIMUM VALUE UNIT in. (mm) 24 (610) 24 (610) 24 (610) 4 (101) 4 (101) NOTE: The outdoor unit must be mounted at least 2in. (50mm) above the maximum anticipated snow depth. Fig.
INSTALLATION TIPS Ideal installation locations include: Avoid sags in the suction line to prevent the formation of oil traps. Insulate each tube with minimum 3/8−in. (10 mm) wall thermal pipe insulation. Outdoor Unit S A location which is convenient to installation and not exposed to Inserting the tubing into the insulation before making the connections will save time and improve installation quality.
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INSTALL ALL POWER AND INTERCONNECTING Flare nut WIRING TO OUTDOOR UNITS 1. Mount outdoor power disconnect. 2. Run power wiring from main box to disconnect per NEC and Copper tube local codes. 3. Remove field wiring cover from unit by loosening screws. 4.
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Drain joint Table 8—Base Pan Base Rubber Plugs Base Pan Base Outdoor Unit Model Quantity per Rubber Plugs RCD Number Unit Part Number Seal DLCSRAH09AAJ DLCSRAH12AAJ 12600801A00077 Drain DLCSRAH09AAK Base pan joint DLCSRAH12AAK Fig. 11 - Drain Joint DLCSRAH18AAK 12600801A00077 DLCSRAH24AAK Images are for illustration purposes only.
SYSTEM VACUUM AND CHARGE 5000 CAUTION 4500 4000 LEAK IN UNIT DAMAGE HAZARD 3500 SYSTEM 3000 Failure to follow this caution may result in equipment damage or improper operation. 2500 2000 Never use the system compressor as a vacuum pump. VACUUM TIGHT 1500 TOO WET...
START−UP Test Operation Perform test operation after completing gas leak and electrical safety check. See the indoor unit installation instructions and owner’s manual for additional start up information. SYSTEM CHECKS 1. Conceal the tubing where possible. 2. Make sure that the drain tube slopes downward along its entire length. 3.
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Copyright 2018 International Comfort Products CMNA 1025 Cobb Place Blvd NW Kennesaw, GA 30152 32801000801 Specifications subject to change without notice.
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