Need to find a part? Call 800-458-5593. Mon-Fri: 7:30AM - 8PM ET Sat: 8AM - 3PM ET. OEM; Resources; Media; Why Heritage; Contact. Summary of Contents for KeepRite N4A3 Page 1 INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner Model Series: N4A3, H4A3, C4A3, T4A3 N4A4, H4A4, C4A4, T4A4 These instructions must be read and understood completely before attempting installation.
• INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner Model Series: N4A3, H4A3, C4A3, T4A3 N4A4, H4A4, C4A4, T4A4 These instructions must be read and understood completely before attempting installation. Safety Labeling and Signal Words DANGER, WARNING, CAUTION, and NOTE Signal Words in Manuals. • INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner INSPECT NEW UNIT After uncrating unit, inspect thoroughly for hidden dam- age.
If damage is found, notify the transportation compa- ny immediately and file a concealed damage claim. SAFETY CONSIDERATIONS Consult a qualified installer, service agency, or the dealer/ WARNING distributor for information and assistance.
• INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner Figure 1 Clearances (various examples) Wall Wall 6” 24” Service 24” 18” Service 6” 18” 18” 18” Wall Wall 6” 6” 24” 18” 18” Service 24” Service 6” 4” 4” wide fence 6” Post Wall 24”. • INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner UNIT SUPPORT NOTE: Unit must be level 2 degrees (a inch rise or fall CAUTION per foot of run) or compressor may not function properly. GROUND LEVEL INSTALLATION PROPERTY DAMAGE HAZARD The unit must be level and supported above grade by Failure to follow this caution may result in proper- beams, platform, or a pad. • INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner When installing a hard shut−off TXV on an indoor coil, fol- B. REFRIGERANT LINE SETS low the instructions provided with the new TXV. The refrigerant line set must be properly sized to assure maximum efficiency and proper oil circulation.
• INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner C. ROUTING AND SUSPENDING REFRIGERANT enough so that lines can be wrapped with extra insulation. Fill all gaps with RTV caulk. This will prevent noise trans- LINES mission between the tubing and the foundation or wall.
Run refrigerant lines as straight and direct as possible, avoiding unnecessary bends and turns. Eicher Bedienungsanleitung Pdf Converter on this page. • INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner E. LIQUID LINE FILTER−DRIER G. BRAZING CONNECTIONS Outdoor units are shipped with an appropriate filter−drier WARNING for installation in the liquid line. Leave the plugs in the tube ends until the filter−drier is installed. The optimal location for the filter−drier is close to the indoor coil.
• INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner Deep Vacuum Method Figure 9 Triple Evacuation Sequence The deep vacuum method requires a vacuum pump ca- pable of pulling a vacuum to 500 microns and a vacuum EVACUATE gauge capable of accurately measuring this vacuum lev- el. • INSTALLATION INSTRUCTIONS R−410A Split System Air Conditioner ELECTRICAL WIRING WARNING Electrical Supply (Line Voltage) Figure 10 Connections ELECTRICAL SHOCK HAZARD DISCONNECT PER NEC AND/OR Failure to turn off the main (remote) electrical dis- LOCAL CODES connect device could result in personal injury or CONTACTOR death.