Lennox 506945-01 - Manuals - manualsarea.com

Page 2 - WARNING

Page 2 A B SIDEVIEW UNIT DIMENSIONS - INCHES (MM) FIGURE 2 TABLE 1 UNIT DIMENSIONS Model Numbers A B 13ACX-018-230 24-1/4 (616) 25-1/4 (641) 13ACX-024-230 24-1/4 (616) 25-1/4 (641) 13ACX-030-230 24-1/4 (616) 29-1/4 (743) 13ACX-036-230 24-1/4 (616) 29-1/4 (743) 13ACX-042-230 28-1/4 (718) 29-1/4 (743)...

Page 3 - LINE SET

Page 3 13ACX SERIES ANCHORED HEAVY NYLON WIRE TIE OR AUTOMOTIVE MUFFLER‐TYPE HANGER STRAP LIQUID LINE TOVAPOR LINE WALL STUD LIQUID LINE NON-CORROSIVE METAL SLEEVE VAPOR LINE - WRAPPEDIN ARMAFLEX AUTOMOTIVE MUFFLER‐TYPE HANGER REFRIGERANT LINE SET — TRANSITION FROM VERTICAL TO HORIZONTAL Line Set Is...

Page 4 - LIQUID LINE FILTER DRIER INSTALLATION; Brazing Connections; FIGURE 6; Liquid Line

Page 4 STEP 2 -- REFRIGERANT PIPING -- Flushing Existing Line Set and Indoor Coil Flush the existing line set per the followinginstructions. For more information, refer to theInstallation and Service Procedures manual availableon DaveNet. CAUTION - DO NOT attempt to flush andre-use existing line set...

Page 5 - OR; FLUSHING LINE SET; FIGURE 7

Page 5 13ACX SERIES STEP 2 -- REFRIGERANT PIPING -- Removing Existing Indoor Metering Device SENSING LINE TEFLON ® RING FIXED ORIFICE BRASS NUT LIQUID LINE ASSEMBLY (INCLUDES STRAINER) LIQUID LINE ORIFICE HOUSING DISTRIBUTOR TUBES DISTRIBUTOR ASSEMBLY REMOVE AND DISCARD WHITE TEFLON ® SEAL (IF PRESE...

Page 6 - CUT AND DEBUR; CAUTION

Page 6 STEP 2 -- REFRIGERANT PIPING -- Brazing Procedures ATTACH THE MANIFOLD GAUGE SET FOR BRAZING LIQUID AND SUCTION / VAPOR LINE SERVICEVALVES OUTDOOR UNIT LIQUID LINE VAPOR LINE LIQUID LINE SERVICE VALVE SUCTION / VAPOR LINE SERVICE VALVE ATTACH GAUGES INDOOR UNIT SUCTION / VAPOR SERVICE PORT MU...

Page 8 - Product Specifications bulletin

Page 8 STEP 2 -- REFRIGERANT PIPING -- Installing Indoor Expansion Valve This outdoor unit is designed for use in systems that use either an fixed orifice (RFC) (included with outdoor unit), orexpansion valve metering device (purchased separately) at the indoor coil. See the 13ACX Product Specificat...

Page 9 - CONNECT GAUGE SET; LEAK TEST

Page 9 13ACX SERIES STEP 3 -- LEAK TEST AND EVACUATION A With both manifold valves closed, connect the cylinder of HFC-410A refrigerant to the center port of themanifold gauge set. Open the valve on the HFC-410A cylinder (vapor only). B Open the high pressure side of the manifold to allow HFC-410A i...

Page 10 - Possible equipment damage.

Page 10 STEP 3 -- LEAK TEST AND EVACUATION (CONTINUED) A Open both manifold valves and start the vacuum pump. B Evacuate the line set and indoor unit to an absolute pressure of 23,000 microns (29.01 inches of mercury). NOTE — During the early stages of evacuation, it is desirable to close the manifo...

Page 11 - 4VAC TRANSFORMER; SIZE CIRCUIT AND INSTALL SERVICE; INSTALL THERMOSTAT

Page 11 13ACX SERIES STEP 4 -- ELECTRICAL -- Circuit Sizing and Wire Routing In the U.S.A., wiring must conform with current local codes andthe current National Electric Code (NEC). In Canada, wiringmust conform with current local codes and the currentCanadian Electrical Code (CEC).Refer to the furn...

Page 12 - Yellow to Y1; ROUTING HIGH VOLTAGE, GROUND AND CONTROL WIRING; HIGH VOLTAGE / GROUND WIRES; System Refrigerant; Torque Requirements; IMPORTANT

Page 12 STEP 4 -- ELECTRICAL (CONTINUED) -- High Voltage and Field Control Wiring The following illustration provide an example of control wiring connections when using standard thermostat. Any excess high voltage field wiring should betrimmed and secured away from any low voltage fieldwiring. To fa...

Page 13 - TABLE 3. TORQUE REQUIREMENTS; Parts; Service valve cap; Using Manifold Gauge Set; When checking the system charge, only use a manifold; Operating Angle Type Service Valve:

Page 13 13ACX SERIES TABLE 3. TORQUE REQUIREMENTS Parts Recommended Torque Service valve cap 8 ft.- lb. 11 NM Sheet metal screws 16 in.- lb. 2 NM Machine screws #10 28 in.- lb. 3 NM Compressor bolts 90 in.- lb. 10 NM Gauge port seal cap 8 ft.- lb. 11 NM Using Manifold Gauge Set When checking the sys...

Page 14 - Homeowners Information; Outdoor Coil; Thermostat Operation

Page 14 CHECKING AND ADDING SYSTEMREFRIGERANT The 13ACX unit is factory-charged with enough HFC-410Arefrigerant to accommodate a 15-foot length of refrigerantpiping. Charge should be checked and adjusted using thetables provided on the charging procedure sticker located onthe unit access panel. Deta...

Page 15 - 3ACX Start-Up and Performance Checklist; START UP CHECKS; minus

Page 15 13ACX SERIES 13ACX Start-Up and Performance Checklist Customer Address Indoor Unit Model Serial Outdoor Unit Model Serial Notes: START UP CHECKS Refrigerant Type: Rated Load Amps: Actual Amps Rated Volts Actual Volts Condenser Fan Full Load Amps Actual Amps: COOLING MODE Suction Pressure: Li...