Page 3 - CAUTION; are not; Manifold sets need to range up
• R-410A refrigerant cylinders are pink. • R-410A, as with other HFC’s is only compatible with POE oils. • Vacuum pumps will not remove moisture from POE oil. • R-410A systems are to be charged with liquid refrigerants. Prior to March 1999, R-410A refrigerant cylinders had a diptube. These cylinders...
Page 4 - FIGURE 1; FIGURE 2; ] Designates Metric Conversions
4 RETURN COVER SU PP LY * RE TU RN * SUPPLY COVER COMPRESSOR ACCESS FIGURE 1 UNIT DIMENSIONS FIGURE 2 UNIT DIMENSIONS ST-A1112-02-00 ST-A1112-01-00 40 3 ⁄ 16 ” [1020.7 mm] 3 13 ⁄ 16 ” [96.8 mm] 5” [127 mm] 11 11 ⁄ 16 ” [296.9 mm] 4 1 ⁄ 8 ” [104.8 mm] 6 5 ⁄ 8 ” [168.3 mm] 6 13 ⁄ 16 ” [173 mm] 58 3 ⁄ ...
Page 5 - FIGURE 3; FIGURE 4
5 FIGURE 3 UNIT DIMENSIONS A0737-03 CONDENSATE DRAIN 1” [25.4 mm] FNPT CONTROL/FILTER ACCESS ELECTRIC HEAT ACCESS BLOWER ACCESS CONTROL ENTRY POWER ENTRY COMPRESSOR ACCESS (BOTH SIDE SOME MODELS) GAUGE PORT CONNECTIONS 93.688” [2379.7 mm] 58.75” [1487.7 mm] 44” [1117.6 mm] 27.268” [692.6 mm] 33.715”...
Page 6 - FIGURE 5; *RECOMMENDED DUCT DIMENSIONS ARE 26
*26" [660.4 mm] 12" [304.8 mm] 44" [1117.6 mm] 34" [863.6 mm] 14" [355.6 mm] 28" [711.2 mm] SUPPLY AND RETURN DIMENSIONS FOR HORIZONTAL APPLICATION SUPPLY DUCT MAY EXTEND UP TO THIS LEVEL FIGURE 5 REAR VIEW A0714-03 *RECOMMENDED DUCT DIMENSIONS ARE 26 ” 93 11 / 16 ” [2379.6 m...
Page 10 - ELECTRICAL DATA - PCG
10 ELECTRICAL DATA - PCG U n it In fo rm a ti o n ELECTRICAL DATA - PCG SERIES 072A-3L 072A-4L 085A-3L 085A-4L 090A-3L 090A-4L 102A-3L 102A-4L 120A-3L C o m p re s s o r M o to r C o n d e n s e r M o to r E v a p o ra to r F a n Unit Operating Voltage Range Volts Minimum Circuit Ampacity Minimum Ov...
Page 12 - To prevent transmission of; FIGURE 6
VI. INSTALLATION A. GENERAL 1. PRE-INSTALLATION CHECK-POINTS Before attempting any installation, the following pointsshould be carefully considered: a. Structural strength of supporting members. (rooftop installation) b. Clearances and provision for servicing. c. Power supply and wiring. d. Air duct...
Page 13 - If unit will not be put into service immediately,; FIGURE 8; CORNER WEIGHTS BY PERCENTAGE
D. ROOFTOP INSTALLATION 1. Before locating the unit on the roof, make sure that the strength of the roof and beams is adequate at that pointto support the weight involved. This is very important and user’s responsibility. 2. For rigging and roofcurb details, see Figures 8 and 9. Use field-furnished ...
Page 15 - XI. ELECTRICAL WIRING; UNITS WITHOUT ELECTRIC HEAT -; WARNING
X. CONDENSATE DRAIN T h e c o n d e n s a t e d r a i n c o n n e c t i o n o f t h e e v a p o r a t o r i s1" [25.4 mm] nominal female pipe thread. IMPORTANT: Install a condensate trap to ensure proper condensate drainage. SeeFigure 12. XI. ELECTRICAL WIRING Field wiring must comply with the N...
Page 16 - THERMOSTAT; XII. INDOOR AIR FLOW DATA; Crankcase heaters are standard on 6 ton and single stage 7
G R O U N D I N G M A Y A L S O B E A C C O M P L I S H E D B YG R O U N D I N G T H E P O W E R L I N E C O N D U I T T O T H EUNIT. MAKE SURE THE CONDUIT NUT LOCKING TEETHHAVE PIERCED THE INSULATING PAINT FILM OF THESIDE PANEL. E. THERMOSTAT The thermostat should be mounted on an inside wall about...
Page 18 - REPLACEMENT PARTS
XVI. OPERATION COOLING MODE With thermostat in the cool mode, fan auto and the room tem-perature higher than the thermostat setting: A. Indoor blower contactor is energized through thermostat contact (G). B. Compressor contactors are energized through thermostat contacts (Y1) & (Y2) and high pre...
Page 19 - ig; IR
X V II I. A IR F L O W D A T A T A B L E S A IR -F L O W P E R F O R M A N C E – 6 T O N M O D E L S 1 8 0 0 [8 4 9 ] 1 9 0 0 [8 9 7 ] 2 0 0 0 [9 4 4 ] 2 1 0 0 [9 9 1 ] 2 2 0 0 [1 0 3 8 ] 2 3 0 0 [1 0 8 5 ] 2 4 0 0 [1 1 3 3 ] 2 5 0 0 [1 1 8 0 ] 2 6 0 0 [1 2 2 7 ] 2 7 0 0 [1 2 7 4 ] 2 8 0 0 [1 3 2 1 ...
Page 20 - AIRFLOW PERFORMANCE—RKNB- SERIES
A IR -F L O W P E R F O R M A N C E – 7 .5 T O N M O D E L S 55 AIRFLOW PERFORMANCE—RKNB- SERIES A IR F L O W P E R F O R M A N C E — 7. 5 T O N [ 2 6 .4 k W ] 1 0 9 7 2 3 2 8 1 1 2 6 3 1 0 0 [ 1 4 6 3 ] 5 6 0 8 0 4 5 9 8 9 4 0 6 3 2 1 0 1 0 6 6 4 7 1 3 7 7 2 1 3 1 1 8 0 1 1 3 7 3 8 3 0 1 4 3 5 8 6 ...
Page 24 - XIX. HEATER KIT CHARACTERISTICS
24 072A-3L NONE — — 37/37 50/50 CC10C 7.2/9.6 20.0/23.1 37/37 50/50 CC15C 10.8/14.4 30.0/34.6 45/51 50/60 CC20C 14.4/19.2 40.0/46.2 57/65 60/70 CC30C 21.6/28.8 60.0/69.3 82/94 90/100 085A-4L NONE — — 42/42 60/60 CC10C 7.2/9.6 20.0/23.1 42/42 60/60 CC15C 10.8/14.4 30.0/34.6 48/54 60/60 CC20C 14.4/19....
Page 27 - XX. TROUBLE SHOOTING CHART; SYMPTOM
27 WARNING ! XX. TROUBLE SHOOTING CHART DISCONNECT ALL POWER TO UNIT BEFORE SERVICING. CONTACTOR MAY BREAK ONLY ONE SIDE. FAILURETO SHUT OFF POWER CAN CAUSE ELECTRICAL SHOCK RESULTING IN PERSONAL INJURY OR DEATH. SYMPTOM POSSIBLE CAUSE REMEDY Unit will not run • Power off or loose electrical connect...
Page 28 - WIRING DIAGRAM
XXI. WIRING DIAGRAMS 28 WIRING DIAGRAM 072/085 208-230/460/575V 3 PH, 60 HZ. ROOFTOP
Page 29 - WIRING SCHEMATIC
29 WIRING SCHEMATIC 072/085 PACKAGED A/C 208-230, 3PH, 60HZ./460, 3PH, 60HZ. 575V, 3PH, 60HZ.
Page 32 - PCG SYSTEM CHARGE CHARTS; XXII. CHARGING CHARTS; SYSTEM CHARGE CHART - REFRIGERANT 410A
PCG SYSTEM CHARGE CHARTS FIGURE 16 SYSTEM CHARGE CHART - REFRIGERANT 410A -B072, CIRCUIT 1 55 65 75 85 95 105 115 175 200 225 250 275 300 325 350 375 400 425 450 475 500 525 100 105 110 115 120 125 130 135 140 145 150 155 160 165 92-102259-06-00 XXII. CHARGING CHARTS 32 SYSTEM CHARGE CHART - REFRIGE...