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installation and
598B
start-up instructions
TWO-SPEED PURON® PLUS
AIR CONDITIONING UNIT
Cancels: II 598B-24-3 II 598B-24-4
5-03
NOTE: Read the entire instruction manual before starting the
installation.
This symbol → indicates a change since the last issue.
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other
conditions which may cause death, personal injury, or property
damage. C
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NOTE: Avoid contact between tubing and structure OUTDOOR WALL INDOOR WALL CAULK LIQUID TUBE A C L VAPOR TUBE INSULATION B THROUGH THE WALL JOIST HANGER STRAP (AROUND VAPOR INSULATION TUBE ONLY) VAPOR TUBE 3 8 ⁄16″ 3 ⁄8 IN. DIA TIEDOWN KNOCKOUTS (2) PLACES IN BASEPAN A97375 1″ MIN. DIMENSIONS (IN.) LIQUID TUBE SUSPENSION TIEDOWN KNOCKOUT A01383 MINIMUM MOUNTING LOCATIONS UNIT SIZE PAD DIMENSIONS Fig. 2—Connecting Tubing Installation AB 024 19 X 24 2-13/16 6-15/16 INSTALLATION 036-060 26 X 32 4 9-
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2. Remove coil access panel and fitting panel from front of cabinet. B 3. Remove TXV support clamp using the 5/16-in. nut driver. Save the clamp. 4. Remove TXV using a backup wrench on flare connections INLET to prevent damage to tubing. A D 5. Using wire cutters, cut equalizer tube off flush with vapor tube inside cabinet. COIL 6. Remove bulb from vapor tube inside cabinet. 7. Braze equalizer stub-tube closed. Use protective barrier as necessary to prevent damage to drain pan. E BULB IMPORTANT:
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SENSING BULB CAUTION: If ANY refrigerant tubing is buried, provide 6–in. vertical rise at service valve. Refrigerant tubing lengths up to 36 in. may be buried without further special STRAP consideration. Buried refrigerant tubing lengths greater than 36 in. are NOT recommended. SUCTION TUBE CAUTION: To prevent damage to unit or service valves, 8 O'CLOCK 4 O'CLOCK observe the following: A02000 Use a brazing shield. Fig. 6—Positioning of Sensing Bulb Wrap service valves with wet cloth or use
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R - 4 1 0 LIQUID-LINE 5000 FILTER-DRIER 4500 LIQUID 4000 SERVICE LEAK IN VALVE 3500 SYSTEM 3000 2500 2000 CONNECTOR VACUUM TIGHT TUBE 1500 TOO WET 1000 TIGHT 500 DRY SYSTEM A95424 0 1 23 4 5 67 MINUTES A95509 A95424 Fig. 7—Filter Drier with Sweat Adapter Tube Fig. 8—Deep Vacuum Graph and Liquid Tube EVACUATE G. FINAL TUBING CHECK IMPORTANT: Check to be certain factory tubing on both indoor BREAK VACUUM WITH DRY NITROGEN and outdoor unit has not shifted during shipment. Ensure tubes are not rubbi
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TABLE 2—ACCESSORY USAGE REQUIRED FOR REQUIRED FOR LONG-LINE SEACOAST ACCESSORY * APPLICATIONS APPLICATIONS (50-175 FT) (WITHIN 2 MILES) Coastal Filter No Yes Support Feet No Recommended Puron® Balance-Port Hard Shutoff TXV Yes† Yes† * For tubing line sets between 50 and 175 ft horizontal or 20 ft vertical differential refer to Service Manual for Air Conditioners and Heat Pumps Using Puron® Refrigerant. Crankcase heater and start assist are standard on two-speed units. † All two-speed units requi
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THERMIDISTAT VARIABLE-SPEED TWO-STAGE THERMIDISTAT CONTROL CONDENSING TWO-SPEED FURNACE MODEL RH FURNACE AIR CONDITIONER CONTROL WITH PSC TWO-SPEED MODEL RH BLOWER MOTOR AIR CONDITIONER O/W2 HEAT STAGE 2 W2 O/W2 HEAT STAGE 2 W2 Y1 COOL STAGE 1 Y1/W2 Y1/W2 Y1 COOL STAGE 1 W/W1 HEAT STAGE 1 W/W1 HEAT STAGE 1 W/W1 W/W1 Y/Y2 Y/Y2 COOL STAGE 2 Y2 Y2 Y/Y2 Y/Y2 COOL STAGE 2 G FAN G FAN G G R 24 VAC HOT R R R 24 VAC HOT R R DEHUM DE JUMPER DHUM C DEHUMIDIFY C 24 VAC COMM C C C HUM 24 VAC COMM C
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PROGRAMMABLE VARIABLE SPEED SINGLE-STAGE TWO-SPEED 80% NON-CONDENSING FURNACE THERMOSTAT FURNACE AIR CONDITIONER MODEL 2S AFS O NON-PROGRAMMABLE BOARD Y1 COOL STAGE 1 Y1/W2 THERMOSTAT Y1 MODEL 2S FAN G G TWO-SPEED FURNACE AIR CONDITIONER COOL STAGE 1 Y1/W2 BOARD HEAT STAGE 1 W/W1 W HEAT STAGE 2 O/W2 W2 Y1 COOL STAGE 2 Y/Y2 Y Y2 HEAT STAGE 1 W/W1 W/W1 N/A O/W2 Y/Y2 Y/Y2 Y2 COOL STAGE 2 24 VAC HOT R R R G FAN G R 24 VAC HOT R R 24 VAC COMM C C C COM C 24 VAC COM C N/A B HUM OUTDOOR S1 DEHUM
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PROGRAMMABLE THERMIDISTAT FK4C, FV4A TWO-SPEED FK4C, FV4A THERMOSTAT CONTROL TWO-SPEED OR 40FK AIR CONDITIONER OR 40FK MODEL 2S MODEL RH AIR CONDITIONER FAN COIL FAN COIL HEAT STAGE 2 O/W2 W2 DH REMOVE J2 JUMPER J1 FOR HEAT STAGING JUMPER HEAT STAGE 1 W/W1 W1 24 VAC HOT R R R COOL STAGE 1 Y1/W2 Y1 Y1 FAN G G COOL STAGE 2 Y/Y2 Y2 Y/Y2 COOL STAGE 1 Y1 Y1 Y1/W2 G FAN G COOL STAGE 2 Y/Y2 Y2 Y/Y2 R R REMOVE 24 VAC HOT R HEAT STAGE 1 W1 W/W1 J2 JUMPER REMOVE FOR HEAT O J1 JUMPER HEAT STAGE 2 W2 STAGI
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LEGEND 24-V FACTORY WIRING 24-V FIELD WIRING FIELD SPLICE CONNECTION RELAY SPDT, PILOT DUTY 24-V COIL (HN61KK324) OR EQUIVALENT R1 HUMIDISTAT, OPENS ON HUMIDITY RISE (HL38MG026) AIRFLOW SELECTOR AFS A97466 WIRING DIAGRAM NOTES: 1. WIRING MUST CONFORM TO NEC OR LOCAL CODES. 2. UNDERLINED LETTER ON THERMOSTAT TERMINAL INDICATES USAGE. FOR EXAMPLE: O/W2 MEANS O IS ENERGIZED IN COOLING MODE. 3. REFER TO INDOOR UNIT INSTALLATION INSTRUCTIONS FOR ANY ADDITIONAL FEATURES AND WIRING INFORMA- TION. 4. NO
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X. START-UP 2. Measure liquid service valve pressure by attaching an accurate gage to service port. CAUTION: To prevent compressor damage or personal 3. Measure liquid line temperature by attaching an accurate injury, observe the following: thermistor type or electronic thermometer to liquid line near Do not overcharge system with refrigerant. outdoor coil. Do not operate unit in a vacuum or at negative pressure. 4. Refer to Table 4 for required subcooling temperature. Do not disable low-p
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TABLE 4—SUBCOOLING TEMPERATURES TABLE 5—CONTROL FUNCTION LED CODE TXV TYPE EXPANSION DEVICE SIGNAL CODE DEFINITION UNIT HIGH CAPACITY ONLY IMPORTANCE* SUBCOOLING AT SERVICE VALVE Constant flash No demand 10 024 14°F No pause Stand by 036 15°F 1 flash Low-speed operation 9 w/pause 048 12°F 2 flashes 060 16°F High-speed operation 8 w/pause 3 flashes Outdoor thermistor failure 7 NOTE: If subcooling charging conditions are not favorable, w/pause charge must be weighed in accordance with unit rating
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FORCED DEFROST I. PRESSURE SWITCH PROTECTION THERMISTOR CURVE The outdoor unit is equipped with high- and low-pressure switches. If the control senses the opening of a high or low 90 pressure switch, it will respond as follows: 80 1. De-energize the compressor low or high speed contactor, 70 2. Keep the outdoor fan operating for 15 minutes, 60 50 3. Display the appropriate error code on the status light (see Table 5). 40 30 4. After a 15 minute delay, if Yl or Y2 inputs are on and the 20 LPS or
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1. Ensure that all wiring and tubing is secure in unit before adding panels and covers. Securely fasten all panels and covers. 2. Tighten service valve stem caps to 1/12 turn past finger Control Box tight. Side of Unit 3. Leave Owner’s Manual with owner. Explain system opera- tion and periodic maintenance requirements outlined in manual. THERMISTOR PLACED UNDERNEATH BASE PAN 4. Fill out Dealer Installation Checklist and place in customer (ATTACHED TO BASE PAN file. WITH ADHESIVE) CARE AND MAINTE
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DUAL CAPACITY L1 BLK CONNECTION DIAGRAM BLK L2 YEL 208 / 230 - 1 - 60 BLK RED POWER SUPPLY CH C L 11 23 11 EQUIP GND 23 21 21 YEL BRN NOTE #11 BLK COMP R BLU C RED BLU BRN BRN S PL1 12345 12 HP/AC C SEV RVS C HI LO PL2 BRN LPS LPS START 1 YEL/PNK CAP 2 PL3 C FORCED 3 COMP YEL/PNK CAP DEFROST HPS BRN HPS BLU/PNK H 1 YEL PL4 2 BLU/PNK DEFROST 5 1 OAT -t° BLU TIME (MIN) OAT BLK 1 2 PL5 BLU 2 BLK OCT -t° START BRN BRN RELAY 4 OCT O 5 BRN COMM STATUS Y 2 VC BRN YEL OFM Y 1 YEL VH BLU W FAN CAP BLK
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DUAL CAPACITY L1 BLK CONNECTION DIAGRAM L2 208 / 230 - 1 - 60 YEL BLK POWER SUPPLY BLK CH CL 11 13 11 RED EQUIP GND 23 21 21 YEL BRN NOTE #11 BLK COMP R BLU C RED BLU BRN BRN S PL1 12345 12 HI LO PL2 HP/ AC C SE V RVS C BRN LPS START LPS 1 YEL/PNK CAP 2 PL3 C COMP 3 FORCED YEL/PNK CAP HPS DEFROST BRN BLU/PNK H HPS 1 PL4 YEL 2 BLU/PNK DEFROST 5 1 OAT -t∞ BLU TIME (MIN) BLK OA T 1 2 BLU 2 BLK OCT -t∞ START PL5 BRN BRN RELAY 4 COMM STATUS OC T O 5 BRN Y 2 VC OFM Y BRN 1 YEL YEL VH W BLU FAN CAP BL
