GENERAL INFORMATION
This appliance has been tested for capacity and efficiency in accordance with AHRI Standards and will provide many years of safe and dependable comfort, providing it is properly installed and maintained. Abuse, improper use, and/or improper maintenance can shorten the life of the appliance and create unsafe hazards. Please read all instructions before installing the unit.
Before You Install this Unit
√This equipment is securely packaged at the time of shipment and upon arrival should be carefully inspected for damage prior to installing the equipment at the job site.Claims for damage (apparent or concealed) should be filed immediately with the carrier.
√it is recommended that the cooling load of the area to be conditioned should be calculated and a system of the proper capacity selected.
√Check the electrical supply and verify the power supply is adequate for unit operation.The system must be wired and provided with circuit protection in accordance with local building codes. If there is any question concerning the power supply, contact the local power company.
√Verify the duct system is appropriate for the air handler being installed. Please note that when replacing an existing system with lower
Locating the Air Handler
•Survey the job site to determine the best location for mounting the unit. Consideration should be given to availability of electric power, service access, and noise.
•The dimensions of the room or alcove must be able to accommodate the overall size of the unit and the installation clearances listed in Table 1. Physical dimensions for this air handler are also shown in Figure 12 (page 17).
•The air handler should be set into position before routing the refrigerant tubing.
Minimum Clearances
•This appliance must be installed in accordance with clearances listed in Table 1. The air handler must be installed with ample clearance for easy access to the air filter, blower assembly, heater assembly, controls, and vent connections. Applicable building codes may require additional clearance to equipment. Refer to applicable building codes for details.
•Static pressure drop through louvered openings and through return air plenums should be considered in the overall duct design in the determination of the total external static pressure.
Operation of Air Handler During Construction
CAUTION:
Failure to follow these instructions will void the factory warranty and may significantly reduce the life or the performance of the air handler, and/or result in other unsafe conditions. It is the responsibility of the installing contractor to insure these provisions are met.
Operating an air handler in a construction environment can cause the appliance a variety of problems. Proper use of commercial portable space heating equipment during construction is recommended. This air handler may be used during construction if it is not in violation of any applicable codes and the following criteria are met:
•The installation must meet all applicable codes and be permanently installed according to the instructions supplied with the air handler including electrical supply and duct work.
•The air handler must be controlled by a properly installed thermostat that complies with the current provisions of the NEC (ANSI/NFPA 70) and all applicable codes having jurisdiction. Thermostat connections must be made in accordance with instructions supplied with the air handler and thermostat. See pages 11 - 12.
•The installation must include a properly installed filter in the return air system with no
•Return air must be supplied unrestricted and located such that dust and gases from construction activity are not introduced into the circulating air system.
•Before occupying the structure: The filter must be replaced or cleaned, the duct work must be inspected and cleaned of any construction debris, and the air
INSTALLATION CLEARANCES
Left Side | ......... 0 Inches | Right Side | ....... 0 Inches |
Back | 0 Inches | Front | †See Notes |
| REAR |
| |
| LEFT | RIGHT |
|
| SIDE | SIDE |
|
FRONT
†NOTES:
Alcove Installations - Allow 24 in. minimum clearance from front of unit to nearest wall or partition for servicing. Recommended clearance is 36 in.
Table 1. Minimum Unit Clearances
4