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Bryant 683B - page 1
NOTE: Read the entire instruction manual before starting the installation. TABLE OF CONTENTS SAFETY CONSIDERATIONS .....................................................1 INTRODUCTION ..........................................................................2 RECEIVING AND INSTALLATION ..........................................2 ICM FIOP PRE-START-U ...
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Bryant 683B - page 2
WARNING: Before performing service or maintenance operations on system, turn off main power to unit and install lock-out tag. Turn off accessory heater power switch if applicable. Electrical shock could cause severe injury or death. CAUTION: Puron® (R-410A) systems operate at higher pressures than standard R-22 systems. Do not use R-22 service equ ...
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Bryant 683B - page 3
pre-programmed table of airflows. The unit must be configured to operate properly with system components with which it is installed. To successfully configure a basic system (see information printed on circuit board label located next to select pins), move the 6 select wires to the pins which match the components used (See Fig. 8). a. GAS HEAT/CFM? ...
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Bryant 683B - page 4
(3.) SYSTEM TYPE-Factory selected on 583B system AC- AIR CONDITIONER. (4.) AC/HP CFM ADJUST-Select HIGH for 042 & 048, NOM for 036 & 060, and LO for 024 & 030.. (5.) ON/OFF DELAY-Factory selected 0/90 profile. (6.) CONTINUOUS FAN-Select desired fan speed when ther- mostat is set to continuous fan. i. COMFORT OPTIONS—SUPER DEHUMIDIFY ( ...
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Bryant 683B - page 5
(1.) If indoor temperature is above temperature set point and humidity is below humidity set point, thermostat closes circuits R to G, R to Y/Y2 and R to O—The unit delivers single speed cooling airflow. c. COOLING MODE-DEHUMIDIFICATION (1.) If indoor temperature is above temperature set point and humidity is above humidity set point, thermostat ...
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Bryant 683B - page 6
(4.) ENH (enhanced) selection provides a 30 sec. cooling & heat pump on delay with no airflow, plus 150 seconds at 70 percent airflow and no off delay for added comfort. This will minimize cold blow in heat pump operation and could enhance system efficiency. f. CONTINUOUS FAN—SELECT DESIRED FAN SPEED WHEN THERMOSTAT IS SET ON CONTINUOUS FAN ( ...
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Bryant 683B - page 7
to a level which causes the Thermidistat™ to close its contacts. When the contacts close, the airflow will return to 100 percent of selected cooling airflow. To activate this mode wire in Thermidistat™ see jumper in Fig. 10. e. DEHUMIDIFY AND SUPER DEHUMIDIFY CAPABILITIES This model unit is capable of responding to a signal from Thermidistat™ ...
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Bryant 683B - page 8
airflow which will be supplied in emergency heat mode and heating mode on air conditioners when electric heat is the primary heating source. In heat pump heating mode when electric heaters are energized, the ICM will run the higher of heat pump heating airflow and electric heater airflow to ensure safe heater operation. The factory selection is the ...
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Bryant 683B - page 9
This configuration provides the following comfort enhance- ments: (a.) A 30 sec blower on delay with 150 sec at 70 percent airflow to allow the indoor coil to warm up or cool down before the blower is asked to deliver 100 percent airflow reducing the cold blow sensation at start up in heating and allowing the indoor coil to more quickly reach wet c ...
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Bryant 683B - page 10
value. If circuit R to G is open (0–v.) for super dehumidify mode, the motor delivers reduced airflow to maximize the humidity removal of the system while minimizing over cooling. e. ELECTRIC HEATING MODE (1.) Thermostat closes circuit R to W/W1, or W2—The unit delivers the selected electric heat airflow. There are no on or off delays. f. HEAT ...
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Bryant 683B - page 11
remains on for 4 minutes. Observe that compressor, outdoor fan and indoor blower motors start after the call for Cooling. At the end of 4 minutes, the cooling cycle stops and the MODE reverts back to OFF . The Indoor Blower continues to run for the time selected on the Easy Select™ board after OFF icon is displayed. (3.) HEAT PUMP HEATING— Pres ...
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Bryant 683B - page 12
blower motor stops. The unit is in a ‘‘standby’’ condition, waiting for the next ‘‘call for cooling’’ from the room thermostat. The 5 minute compressor delay also applies to heat pump heating mode. ELECTRICAL DATA & SCHEMATICS—ICM FIOP I. PHYSICAL DATA & ELECTRICAL SCHEMATICS Use the Physical Data and Electrical Tables on ...
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Bryant 683B - page 13
f. Loosen set-screw that secures wheel to motor shaft, remove screws that secure motor mount brackets to blower housing, and slide motor and motor mount out of blower housing. 2. Remove and clean blower wheel as follows: a. Ensure proper reassembly by marking wheel orientation. b. Lift wheel from housing. When handling and/or cleaning blower wheel, ...
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Bryant 683B - page 14
Fig. 14—ICM FIOP Electric Schematic—Unit 583B C01035 —14— ...
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Bryant 683B - page 15
TABLE 4—ICM FIOP PHYSICAL DATA—UNIT 683B THIS DATA APPLIES TO 683B UNITS WITH THE ICM INDOOR MOTOR FIOP UNIT SIZE 683B 024040 030040 030060 036060 036090 042060 042090 NOMINAL CAPACITY (ton) 2 2-1/2 2-1/2 3 3 3-1/2 3-1/2 OPERATING WEIGHT (lb.) 310 324 324 321 321 380 380 COMPRESSORS Quantity Scroll 1 REFRIGERANT (R-410A) Quantity (lb.) 7.0 8.9 ...
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Bryant 683B - page 16
TABLE 5—ICM FIOP PHYSICAL DATA—UNIT 683B (CONTINUED) THIS DATA APPLIES TO 683B UNITS WITH THE ICM INDOOR MOTOR FIOP UNIT SIZE 683B 048090 048115 048130 060090 060115 060130 NOMINAL CAPACITY (ton) 444555 OPERATING WEIGHT (lb.) 409 409 409 504 504 504 COMPRESSORS Quantity Scroll 1 REFRIGERANT (R-410A) Quantity (lb.) 10.6 10.6 10.6 12.4 12.4 12.4 ...
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Bryant 683B - page 17
Fig. 15—ICM FIOP Electric Schematic—Unit 683B C01101 —17— ...
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Bryant 683B - page 18
TABLE 7—ICM FIOP PHYSICAL DATA—UNIT 702B THIS DATA APPLIES TO 702B UNITS WITH THE ICM INDOOR MOTOR FIOP UNIT SIZE 024 030 036 042 048 060 NOMINAL CAPACITY (ton) 2 2-1/2 3 3-1/2 4 5 OPERATING WEIGHT (lb) 270 291 299 321 326 399 COMPRESSOR Scroll REFRIGERANT (R-410A) Quantity (lb) 5.0 5.5 6.9 9.0 9.5 10.0 REFRIGERANT METERING DEVICE Orifice ID (i ...
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Bryant 683B - page 19
TABLE 8—702B WITH ICM FIOP ELECTRICAL DATA UNIT SIZE 702B V-PH-HZ VOLTAGE RANGE COMPRESSOR OUTDOOR FAN MOTOR INDOOR FAN MOTOR ELECTRIC HEAT SINGLE POINT POWER SUPPLY MIN MAX RLA LRA FLA FLA Nominal kW* FLA MCA MAX FUSE OR CKT. BKR. MOCP 024 208/230–1–60 187 253 13.5 61.0 0.9 4.3 -/- 3.8/5.0 5.4/7.2 7.5/10.0 -/- 18.1/20.8 25.9/30.0 36.1/41.7 2 ...
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Bryant 683B - page 20
Fig. 16—ICM FIOP Electrical Schematic—702B C01037 —20— ...
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Bryant 683B - page 21
TABLE 9—ICM FIOP PHYSICAL DATA—UNIT 602B THIS DATA APPLIES TO 602B UNITS WITH THE ICM INDOOR MOTOR FIOP UNIT SIZE 602B024 602B030 602B036 602B042 602B048 602B060 NOMINAL CAPACITY (ton) 2 2-1/2 3 3-1/2 4 5 OPERATING WEIGHT (lb.) 299 320 328 350 355 428 COMPRESSOR QUANTITY 1 TYPE SCROLL COMPRESSOR REFRIGERANT R-410A REFRIGERANT METERING DEVICE Ch ...
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Bryant 683B - page 22
TABLE 10—602B WITH ICM FIOP ELECTRICAL DATA UNIT SIZE 602B V-PH-HZ VOLTAGE RANGE COMPRESSOR OUTDOOR FAN MOTOR INDOOR FAN MOTOR ELECTRIC HEAT SINGLE POINT POWER SUPPLY MIN MAX RLA LRA FLA FLA Nominal kW* FLA MCA MAX FUSE OR CKT. BKR. MOCP 024 208/230–1–60 187 253 13.5 61.0 0.9 4.3 -/- 3.8/5.0 5.4/7.2 7.5/10.0 -/- 18.1/20.8 25.9/30.0 36.1/41.7 ...
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Bryant 683B - page 23
Fig. 17—ICM FIOP Electrical Schematic—602B c01036 —23— ...
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Bryant 683B - page 24
TABLE 11–583B & 683B COOLING (AND HEAT PUMP HEATING-683B ONLY) DRY COIL ICM AIRFLOW SMALL CABINET UNIT SIZE CFM ADJUST PIN SELECT LO PIN NOM PIN HI PIN EXTERNAL STATIC PRESSURE RANGE 0.0–0.4 0.4–0.7 0.7–1.0 0.0–0.4 0.4–0.7 0.7–1.0 0.0–0.4 0.4–0.7 0.7–1.0 024 COOLING † 745 675 – 835 750 690 940 880 815 COOLING DEHUMIDIFY ...
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Bryant 683B - page 25
TABLE 14—583B & 683B GAS HEATING ICM AIRFLOW LARGE CABINET EASY SELECT™ BOARD SETTING (CFM) 1000 1250 1600 1750 1800 Unit Size External Static Pressure 0.0–1.0 0.0–1.0 0.0–1.0 0.0–1.0 0.0–1.0 Gas Heat Size 042 060 1000 –––– 090 – 1250 – – – 048 090 – 1250 – – – 115 – – 1600 – – 130 – – – 1750 ...
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Bryant 683B - page 26
TABLE 17—702B/602B COOLING & HEATING DRY COIL ICM AIRFLOW LARGE CABINET UNIT SIZE CFM ADJUST PIN SELECT LO PIN NOM PIN HI PIN EXTERNAL STATIC PRESSURE RANGE 0.1–1.0 0.1–1.0 0.1–1.0 042 COOLING † 1100 1225 1410 COOLING DEHUMIDIFY 980 980 1125 HEAT PUMP COMFORT (602B Only) 990 1100 1265 048 COOLING † 1260 1400 1610 COOLING DEHUMIDIFY ...
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Bryant 683B - page 27
TABLE 21—ICM FIOP WET COIL PRESSURE DROP (IN. WG) UNIT SIZE STANDARD CFM (SCFM) 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 024 0.005 0.007 0.010 0.012 0.015 ––––––––––– 030 – 0.007 0.010 0.012 0.015 0.018 0.021 0.024 –––––––– 036 – – – 0.019 0.023 0.027 0.032 0.037 0.0 ...
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Bryant 683B - page 28
ICM QUICK REFERENCE GUIDE c01034 EASY SELECT HEA TER/MOTOR AUX HEA T KW/CFM 0-30 1075 SEC1 SEC2 J1 AC/HP SIZE 036 030 024 018 AC HP-COMFORT HP-EFF NOM HI ENH LO SYSTEM TYPE AC/HP CFM ADJUST ON/OFF DELA Y CONTINUOUS F AN MED HI YEL LO AUX1 HUM1 AUX2 24V AC GRY HUM2 YEL WHT BLK ORN BLU VIO 0-20 875 0-10 725 0 90 30 90 0 0 0-5 625 TM J2 D H R W 1 W 2 ...
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Bryant 683B - page 29
c01999 ST ART -UP CHECKLIST (Remove and Store in Job File) I. Preliminary Information MODEL NO .:_________________________________ SERIAL NO .:__________________________________ D A TE:_______________________________________ TECHNICIAN:_________________________________ II. PRE-ST ART -UP (Inser t checkmark in bo x as each item is completed) ( ) VER ...
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Bryant 683B - page 30
© 2001 Bryant Heating & Cooling Systems 7310 W. Morris St. Indianapolis, IN 46231 —30— Printed in U.S.A. ii583b243 Catalog No. 5358-308 ...
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