GENERALYORK Model DCE units are single package air conditionersdesigned for outdoor installation on a rooftop or a slab. Electricheaters are available as field-installed accessories.The units are completely assembled on rigid, permanentlyattached base rails. All piping, refrigerant charge, and electricalwiring is factory-installed and tested. The units require onlyelectric power and duct connections at the point of installation.The electric heaters have nickel-chrome elements and utilizesingle point power connection.INSPECTIONAs soon as a unit is received, it should be inspected for possibledamage during transit. If damage is evident, the extent of thedamage should be noted on the carrier’s freight bill. A separaterequest for inspection by the carrier’s agent should be made inwriting. See Local Distributor for additional information.REFERENCEAdditional information on the design, installation, operation andservice of this equipment is available in the following referenceforms:• 55.70-N1 - General Installation• 55.70-N2 - Pre-start & Post-start Check List• 530.18-N1.2V - Economizer Accessory• 530.18-N1.4V - Fixed Outdoor Air Damper Accessory• 530.18-N1.6V - Motorized Outdoor Air Damper Accy.• 530.18-N1.8V - Coil Guard• 530.18-N7.1V - Electric Heater Accessory• 530.18-N7.2V - Fuse Block AccessoryRenewal Parts:• Refer to Parts Manual for complete listing of replacementparts on this equipment.All forms referenced in this instruction may be ordered from:Publications Distribution CenterUnitary Products GroupP.O. Box 1592, York, PA 17405® SUNLINE 2000ELECTRIC / ELECTRICSINGLE PACKAGE AIR CONDITIONERSINSTALLATION INSTRUCTION Supersedes: Nothing 530.26-N1YI (994)Installer should pay particular attention to the words:NOTE, CAUTION andWARNING. Notes are intended to clarify ormake the installation easier. Cautions are given to prevent equipment damage. Warnings are given to alert installer that per-sonal injury and/or equipment damage may result if installation procedure is not handled properly.035-12135MODELS D3CE 036 & 048MODEL D3CE 060 & 076 BELT DRIVE(WORLD 50 HZ)CAUTIONTHE ENCLO SED INSTALLATION INSTRUCTIONS AND ANY APPLICABLELO CAL, STATE, AND NATIONAL CODES INCLUDING, BUT NOT LIM ITEDTO, BUILDING, ELECTRICAL, AND M ECHANICAL CODES.THIS PRO DUCT M UST BE INSTALLED IN STRICT COM PLIANCE W ITHWARNINGOPERATIO N OF THE PRODUCT COULD CAUSE PERSONAL INJURYO R P R O P E R T Y D A M A G E .INCO RRECT INSTALLATION M AY CREATE A CONDITION W HERE THE