Assessments - 2, GPA: 3.5
(
)
)
|
Facilidade de uso
FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. WARNING FIRE, EXPLOSION, ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury, death or property damage. Do not use this unit if any part has been under water. Immediately call a qualified service technician to inspect the unit and to replace any part of the control system which has been under water. ! WARNING ! ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury, death. Before performing recommended maintenance, be sure the main power switch to unit is turned off. TO START UNIT Step 1—Turn on the electrical power supply to unit. Step 2—Select temperature and set system switch to desired mode. TO SHUT UNIT OFF If unit is being shut down because of a malfunction, call your dealer as soon as possible. Step 1—Set temperature switch to OFF. Step 2—Turn off the electrical power supply to unit. ROUTINE MAINTENANCE All routine maintenance should be handled by skilled, experienced personnel. Your dealer can help you establish a standard procedure. For your safety, keep the unit area clear and free of combustible materials, gasoline, and other flammable liquids and vapors. To assure proper functioning of the unit, flow of condenser air must not be obstructed from reaching the unit. Clearance from the top of the unit is 48 in. Clearance of at least 36 in. is required on sides except the power entry side (42 in. clearance) and the duct side (12 in. minimum clearance). Fig. 1—Unit 50SD MAINTENANCE AND CARE FOR THE EQUIPMENT OWNER Before proceeding with those things you might want to maintain yourself, please carefully consider the following: WARNING ! ELECTRICAL SHOCK AND CUT HAZARD Failure to follow this warning could result in personal injury, death or property damage. 1. TURN OFF ELECTRICAL POWER TO YOUR UNIT BEFORE SERVICING OR PERFORMING MAINTENANCE. 2. When removing access panels or performing maintenance functions inside your unit, be aware of sharp sheet metal parts and screws. Although special care is taken to reduce sharp edges to a minimum, be extremely careful when handling parts or reaching into the unit. AIR FILTERS— Air filter(s) should be checked at least every 3 or 4 weeks and changed or cleaned whenever it becomes dirty. Dirty filters produce excessive stress on the blower motor and can cause the motor to overheat and shut down. Table 1 indicates the correct filter size for your unit. Refer to Fig 2 to access the filter(s). To replace or inspect filter(s) (or accessory filter rack when supplied): 1. Remove the filter access panel using a 5/16-in. nut driver. ACCESS PANEL FILTER ACCESS PANEL* *For accessory filter rack. Fig. 2—Filter Access Panel—Vertical Supply Shown ACCESS PANEL FILTER ACCESS PANEL* *For accessory filter rack. Fig. 2—Filter Access Panel—Vertical Supply Shown 2. Remove the filter(s) by pulling the filter(s) out of the unit. If the filter(s) is dirty, clean or replace with new one. When installing the new filter(s), note the direction of the airflow arrows on the filter frame. If you have difficulty in locating your air filter(s), or if you have questions concerning proper filter maintenance, contact your dealer for instructions. When replacing filters, always use the same size and type of filter that was supplied originally by the installer. Table 1—Indoor-Air Filter Data UNIT SIZE FILTER SIZE (IN.) 50SD024-030 20x24 50SD036-060 24x36 WARNING ! FIRE AND UNIT OPERATION HAZARD Failure to follow this warning could result in personal injury, death or property damage. Never operate your unit without filters in place. An accumulation of dust and lint on internal parts of your unit can cause loss of efficiency. FANS AND FAN MOTOR—Periodically check the condition of fan wheels and housings and fan-motor shaft bearings. No lubrication of condenser- or evaporator-fan bearings or motors is required or recommended. EVAPORATOR AND CONDENSER COILS—Cleaning of the coils should only be done by qualified service personnel. Contact your dealer for the required annual maintenance. CONDENSATE DRAIN—The drain pan and condensate drain line should be checked and cleaned at the same time the cooling coils are checked by your dealer. COMPRESSOR—All compressors are factory-shipped with a normal charge of the correct type refrigeration grade oil in them and should rarely require additional oil. CONDENSER FAN WARNING ! PERSONAL INJURY AND UNIT DAMAGE HAZARD Failure to follow this warning could result in personal injury, death or property damage. Do not poke sticks, screwdrivers, or any other object into revolving fan blades. The fan must be kept free of all obstructions to ensure proper cooling. Contact your dealer for any required service. ELECTRICAL CONTROLS AND WIRING—Electrical controls are difficult to check without proper instrumentation; therefore, if there are any discrepancies in the operating cycle, contac...