Installation Guide for NCPE Split-System Condensing Units3Safety First!“USE COPPER SUPPLY WIRES ONLY”HIGH VOLTAGE!Disconnect ALL power before serving. Multiple power sources may be present. Failureto do so may result in property damage, personal injury or death.! WARNINGInstallation and repair of this unit should be performed ONLY by individuals meeting the requirementsof an “entry level technician” as specified by National Codes. Attempting to install or repair this unitwithout such background may result in product damage, personal injury or death.Use care when handling scroll compressors. Some temperatures could be hot!! CAUTIONScroll compressors should NEVER be used to evacuate the air conditioning system. Vacuums this lowcan cause internal electrical arcing resulting in a damaged or failed compressor.! CAUTIONThe unit must be permanently grounded. Failure to do so can cause electrical shock resulting in severepersonal injury or death.! WARNINGThese instructions are intended as an aid to qualified, licensed service personnel for proper installation,adjustment and operation of this unit. Read these instructions thoroughly before attempting installationor operation. Failure to follow these instructions may result in improper installation, adjustment, serviceor maintenance possibly resulting in fire, electrical shock, property damage, personal injury or death.Do not use oxygen to purge lines or pressurize system for leak test. Oxygen reacts violently with oil,which can cause an explosion resulting in severe personal injury or death.Extreme caution should be exercised when opening the Liquid Line Service Valve. Turn counter clockwiseuntil the valve stem just touches the rolled edge. No torque is required. Failure to follow this warningwill result in abrupt release of system charge and may result in personal injury and /or property damage.! WARNING! WARNING! WARNING! WARNING