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Bryant 559F Air Conditioner User Manual

1. PL1 R amp HET mif au 0 00 SP UU 49 o s sj OG bi ww nET ron au 5 w 1 RESISTOR Ya all wH al o E onc QN E sw n o e0 m Fig 32 Typical Component Arrangement 559F180 Shown 28 SERVICE TRAINING Packaged Service Training programs are an excellent way to increase your knowledge of the equipment discussed in this manual including e Unit Familiarization e Maintenance e Installation Overview Operating Sequence A large selection of product theorv and skills programs are available using popular video based formats and materials All include video and or slides plus companion book Classroom Service Training which includes hands on experience with the products in our labs can mean increased confidence that reallv pavs dividends in faster troubleshooting and fewer call backs Course descriptions and schedules are in our catalog CALL FOR FREE CATALOG 1 800 962 9212 Packaged Service Training Classroom Service Training Copyright 1998 Bryant Heating amp Cooling Systems CATALOG NO 5355 900 START UP CHECKLIST MODEL NO SERIAL NO DATE TECHNICIAN I PRE START UP VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT VERIFY INSTALLATION OF INDOOR FAN MOTOR ADJ USTMENT BOLT 180 UNITS OR ADJ USTMENT BOLT AND PLATE 216 300 UNITS OPEN ALL SERVICE VALVES SUCTION DISCHARGE AND LIQUID VERIFY
2. O1 C2 CO O O C 01 SOC AL NS N oa oa o F 46 46 46 46 23 23 23 23 46 46 4 8 46 23 23 23 23 46 46 46 46 23 23 23 23 LA 6 6 6 6 3 3 3 3 6 6 8 6 3 3 3 3 6 6 6 6 3 3 3 3 mi mi i f fi El E El mi El mi Fi 9 o co c co o 9o O O C Mr JJ OI OT Table 2 Electrical Data cont NOMINAL VOLTAGE COMPRESSOR OFM POWER ELECTRIC POWER ENT VOLTAGE RANGE No 1 No 2 EXHAUST HEAT SUPPLY 3 Ph 60 Hz Min ii i f 300 25 Tons HHI i CC LEGEND FLA Full Load Amps HACR Heating Air Conditioning and Refrigeration IFM Indoor Evaporator Fan Motor LRA Locked Rotor Amps MCA Minimum Circuit Amps MOCP Maximum Overcurrent Protection NEC National Electrical Code OFM Outdoor Condenser Fan Motor RLA Rated Load Amps Heater capacity KW is based on heater voltage of 208 v 240 v and 480 v Heaters are rated at 240 v and 480 v If power distribution voltage to unit varies from rated heater voltage heater kW will vary accordingly TFuse or HACR circuit breaker NOTES In compliance with NEC requirements for multimotor and combination load equipment refer to NEC Articles 430 and 440 the overcurrent protective device for the unit shall be fuse or HACR breaker The Canadian units may be fuse or circuit breaker 2 Unbalanced 3 Phase Supply Voltage Never operate a motor whe
3. Factory Installed Option 1 The static pressure must be added to external static pressure The sum and the evaporator entering air cfm should then be used in con junction with the Fan Performance tables to determine blower rpm and watts 2 Heaters are rated at 208 240 v and 480 v Table 10 Fan Rpm at Motor Pulley Settings UNIT 3599F ww 4 19 12 crew oW a5 544a a2 J 5 J due s sse s 180t tt tt 1179 1150 1121 1093 1064 1035 1006 978 949 920 891 1807 Tt Tt 1559 1522 1488 1455 1422 1389 1356 1323 1289 1256 1227 tt BEGE ar TT t t l ir 1524 ier o 1443 1465 1368 1361 1332 Approximate fan rpm shown TIndicates standard drive package Indicates alternate drive package ttDue to belt and pulley size pulley cannot be set to this number of turns open NOTE For speeds not listed above field supplied drives are required 19 XIII BASE UNIT OPERATION A Cooling Units Without Economizer When thermostat calls for cooling terminals G and Y1 are energized The indoor evaporator fan contactor IFC and compressor contactor no 1 C1 are energized and evaporator fan motor compressor no 1 and condenser fans start The condenser fan motors run continuously while unit is cooling If the thermostat calls for a second stage of cooling by ener gizing Y2 compressor contactor no 2 C2 is energized and compressor no 2 starts B Heating Units Without Economizer I
4. Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts LEGEND Bhp Brake Horsepower FIOP Factorv Installed Option Watts Input Watts to Motor NOTES 1 Standard low medium static drive range is 891 to 1179 rpm Alter nate high static drive range is 1227 to 1550 Other rpms require a field supplied drive Maximum continuous bhp is 4 25 and the maximum continuous watts are 3775 Do not adjust motor rpm such that motor maximum bhp and or watts is exceeded at the maximum operating cfm 16 Static pressure losses i e economizer must be added to external static pressure before entering Fan Performance table Interpolation is permissible Do not extrapolate Fan performance is based on wet coils clean filters and casing losses See Table 8 for accessory FIOP static pressure information Extensive motor and drive testing on these units ensures that the full horsepower and watts range of the motor can be utilized with confi dence Using your fan motors up to the watts or bhp rating shown will not result in nuisance tripping or premature motor failure Unit warranty will not be affected Use of a field supplied motor may affect wiring size Contact your Bryant representative for details Table 6 Fan Performance 559F216 and 240 559F216 and 240 18 and 20 TONS Available External Static Pressure in wg
5. 10 Vil STEP 7 MAKE OUTDOOR AIR INLET ADJUSTMENTS A Manual Outdoor Air Damper All units except those equipped with a factory installed econo mizer have a manual outdoor air damper to provide venti lation air Damper can be preset to admit up to 25 outdoor air into return air compartment To adjust loosen securing screws and move damper to desired setting Then retighten screws to secure damper Fig 13 B Optional Economizer Economizer Motor Control Module Fig 14 16 Set to the D setting Fig 15 The control module is located on the economizer motor See Fig 14 and 16 Damper Vent Position Setting 1 Set fan switch at ON position continuous fan opera tion and close night switch if used 2 Set system selector switch to OFF position 3 Turn adjustment screw slowly until dampers assume de sired vent position Do not manually operate economizer motor since damage to motor will result 25 ADJUSTABLE AIR DAMPER BASE UNIT SECURING SCREWS Fig 13 25 Outdoor air Section Details COOLING LOCKOUT SWITCH ECONOMIZER MOTOR ECONOMIZER CONTROL MODULE FILTERS OUTDOOR AIR THERMOSTAT ECONOMIZER DAMPER ASSEMBLY Fig 14 Economizer Damper Assembly End View Table 3 Heat Anticipator Settings UNIT UNIT 559F VOLTAGES K STAGE 1 STAGE 40 66 66 208 230 3 60 6 180 300 FT 460 3 60 55 40 80 6
6. 182 EH vio oro I T Hj SS BLU ex I ti ctor Beg BLK TH HOE YEL 1H12 I e 7e 1 Bu BB alu M c2 cio l FIELD 21 BLK OHO ax EN VEMM PONER 27 YEL HHD Yel 2 f conp2 460 3 80 ulu SUPPLV m IS 23 BLU BLU 3 Tm EQUIP GND Laue BLK 1 TEN 2 Yel YEL 2 j r au BLU e Z at YEL 9 Lo BRN FK ES YE Joe j Lu jore OFC YEL YEL QH KD Loy jo ey Sa CAP3 3 veL forma C1 DU1 3 Jy BLK FUZ YEL E WITH TYPE KTK 3 5 ak qru P di 182 EM gk V am E 1 al Ue YEL c83 j AMAT 3 2 AMPS a Toma 2 RED x RED BRN IFR GRN7YEL bind RED BLK BRN 782 sO c2 Er BRN 2 orc ET 7 ORNE BRN CE TRAN een orc ins ELECTRIC lise HEAT wien Tez OPTION mm GRA ol ma e END amn BRN D TRANI PLI 1 aN BRN o BRN FR BINED irc BLU Xr c2 WH BLU wa rer VIC e 10 90 oe ka o c2 cc cc L HQQ BRN BRN Tez HPS2 LPS2 FERE 8 0 C e 0RN e 0RN e o o e ORN GT C2 C3 BRN Fc ae BEDEW ears F 1O IELD THERMOSTAT BRN e ER Hin h9 En N Gm BLU TO ECONOMIZER OPTION ACCESSORY J SHEET 2 vel LI tee war T N FROM SHEET 1 WIRE DIAGRAM ECONOMIZER OPT ION ACCESSORY TR 24 vac lt TRI La FROM SHEET 1 WIRE DIAGRAM as 3 w 31 4 il u tu gt PINK v5 lt j MIXED A TTI m T1 SEN
7. Copper Tubes Aluminum Lanced Aluminum Pre Coated or Copper Plate Fins Rows Fins in Total Face Area sq ft CONDENSER FAN Nominal Cfm Quantity Diameter in Motor Hp Rpm Watts Input Total EVAPORATOR COIL Cross Hatched in Copper Tubes Aluminum Lanced or Face Split Rows Fins in tend Total Face Area sq ft EVAPORATOR FAN Quantity Size in hs 12 x 12 Type Drive Belt Nominal Cfm 7200 10 000 Motor Hp 5 10 Motor Nominal Rpm 1745 5 1740 Maximum Continuous Bhp 5 90 8 7 208 230 v 10 2 208 230 v 9 5 460 v 11 8 460 v Motor Frame Size 184T 213T 215T Nominal Rpm High Low Fan Rpm Range Low Medium Static 891 1179 910 1095 1002 1225 1066 1283 High Static 1227 1550 1069 1287 1193 1458 1332 1550 Motor Bearing Type Ball Ball Ball Ball Maximum Allowable Rpm 1550 1550 1550 1550 Motor Pulley Pitch Diameter Low Medium Static 3 1 4 1 4 9 5 9 5 4 6 6 4 9 5 9 Min Max in High Static 3 7 4 7 4 9 5 9 5 4 6 6 4 9 5 9 Nominal Motor Shaft Diameter in Fan Pulley Pitch Diameter in Low Medium Static High Static Nominal Fan Shaft Diameter in Belt Quantity Type Length in Low Medium Static High Static Pulley Center Line Distance in Speed Change per Full Turn of Low Medium Static Movable Pulley Flange rpm High Static Movable Pulley Maximum Full Turns From Closed Position Factory Speed Factory Speed Setting rpm Low Medium Static High Static Fan Shaft Diameter at Pulley in HIGH
8. E Heating Units With Economizer If Accessory or Op tional Heater Is Installed The outdoor air damper stays at VENT position whilethe evapo rator fan is operating Upon a call for heating through ter minal W1 the indoor evaporator fan contactor IFC and heater contactor no 1 HC1 are energized On units equipped for 2 stages of heat when additional heat is needed HC2 is energized through W2 SERVICE A WARNING Before performing service or mainte nance operations on unit turn off main power switch to unit Turn off accessory heater power switch if appli cable Electrical shock could cause personal injury I CLEANING Inspect unit interior at beginning of each heating and cool ing season and as operating conditions require Remove unit top panel and or side panels for access to unit interior A Evaporator Coil Clean as required with a commercial coil cleaner NOTE The 559F300 unit has a mist eliminator screen attached to the evaporator coil to prevent condensate runoff at high wet bulb conditions Check periodically and clean as necessary B Condenser Coil Clean condenser coil annually and as required by location and outdoor air conditions Inspect coil monthly dean as required C Condensate Drain Check and clean each year at start of cooling season D Filters Clean or replace at start of each heating and cooling season or more often if operating conditions require Refer to Table 1 for type an
9. Heater TC Thermostat Cooling NOTES 1 Compressor and fan motors thermally protected 3 phase motors protected against primary single phasing conditions 2 If any of the original wire furnished must be replaced it must be replaced with type 90 C wire or its equivalent 3 Jumpers are omitted when unit is equipped with economizer 4 The CLO locks out the compressor to prevent short cycling on compressor over load and safety devices Before replacing CLO check these devices 5 Number s indicates the line location of used contacts A bracket over 2 num bers signifies a single pole double throw contact An underlined number sig nifies a normally closed contact A plain no line number signifies a normally open contact 27 CONTROL BOX 000 0D COMPONENT ARRANG MENT Toc Qo eco extrae f z D G m a G 2783 e3 e EQUIP 6ND Oe eorn BLK e ve L cor RED 208 TRANI PLI GRN 1230 Leo FIELD POWER WIRING DISCONNECT PER Nec iL 1L rer ws us EN B l l y m B Gorey e 2 9i o o oo o 00000 o o o o B je x 2 Nes 1820 HTR 1 o HTR HTR 223 lo dis i oP OP oP A B
10. Use care when drilling holes Install Motormaster Controls Only one Motormaster control is required per unit The M otor master control must be used in conjunction with the Acces sory 0 F Low Ambient Kit purchased separately The Motormaster device controls outdoor fan no 1 while out door fans no 2 and 3 are sequenced off by the Accessory 0 F Low Ambient Kit Accessory 0 F Low Ambient Kit Install the Accessory 0 F Low Ambient Kit per instruction supplied with accessory Motor Mount To ensure proper fan height replace the ex isting motor mount with the new motor mount provided with accessory 13 j 10 254 40 1016 j 10 254 T IP 15 381 l TYP 3 4 19 TYP fe 1 25 MIN BAFFLE FRONT VIEW NOTE Dimensions in are in mm Fig 22 Wind Baffle Details Transformer 460 v Units Only On 460 v units a trans former is required The transformer is provided with the ac cessory and must be field installed Sensor Assembly Install the sensor assembly in the loca tion shown in Fig 23 Motormaster Control Recommended mounting location is on the inside of the panel tothe left of the control box The control should be mounted on the inside of the panel verti cally with leads protruding from bottom of extrusion B Motormaster III Control Installation 559F240 and 300 Install Field Fabricated Wind Baffles Wind baffles
11. boards for spreader bars Weights do not include optional economizer See Fig 5 and 6 for economizer weight Weights given are for aluminum evaporator and condenser coil plate fins For copper condenser coil add 150 Ib 68 kg For cop per condenser and evaporator coils add 280 Ib 127 kg A CAUTION All panels must be in place when rigging Fig 3 Rigging Details STD UNIT ECONOMIZER CORNER CORNER CORNER CORNER DIM C UNIT WEIGHT WEIGHT Lu Tale Te T e hu ppp as a ee om ma en 559F180 CORNER D 1 3 8 DIA DRAIN HOLE 7 181 4 174 402 182 4 19 1 7 508 TYP 4 PLCS bor CORNER A sss sr ra i i s oe e e i ras s n 1067 efso 0 3 7 8 B 11 1 2 SM 1 7 13 16 er1 4 5 16 ex 1 4 9 1655 pm 0 3 15 16 o 1 57167 p 0 5 15 16 0 8 1 85 504 415 421 108 l 33 151 206 r e 07 4 5716 1 109 91 r TA pe 2 00 NOTES 50 DIA HOLE 1 Refer to print for roof curb accessory dimensions p 2 B 15 16 4 TYPICAL 2 31 2 Dimensions in are in millimeters 785 pt 3 Center of Gravitv SUPPLV EDO AIR 4 Dire
12. PRESSURE SWITCH psig Cutout Reset Auto LOW PRESSURE SWITCH psig Cutout Reset Auto FREEZE PROTECTION THERMOSTAT F Opens 30 5 Closes 45 5 OUTDOOR AIR INLET SCREENS Cleanable Quantity Size in 2 20 x 25x 1 1 20 x 20 x 1 RETURN AIR FILTERS Throwaway Quantity Size in 4 20 x 20x2 4 16 x 20 x 2 POWER EXHAUST 1 2 Hp 208 230 460 v Motor Direct Drive Propeller Fan Factory Wired for 460 v LEGEND Bhp Brake Horsepower TXV Thermostatic Expansion Valve Circuit 1 uses the lower portion of the condenser coil and lower portion of the evaporator coils and Circuit 2 uses the upper portion of both coils The 559F300 unit requires 2 in industrial grade filters capable of handling face velocities up to 625 ft min such as American Air Filter no 5700 or equivalent NOTE The 559F units have a low pressure switch standard located on the suction side Ill STEP 3 FIELD FABRICATE DUCTWORK Secure all ducts to building structure Use flexible duct con nectors between unit and ducts as required nsulate and weath erproof all external ductwork joints and roof openings with counter flashing and mastic in accordance with applicable codes Ducts passing through an unconditioned space must be in sulated and covered with a vapor barrier The 559F units with electric heat require a 1 in dearance for the first 24 in of ductwork Outlet grilles must not lie directly below unit dischar
13. and Reconnect power to terminals TR and TR1 1 LED light emitting diode should be off 2 Motor is in closed position TEST PROCEDURE RESULTS A Disconnect factory installed resistor from terminals S and 1 LED light emitting diode should be on 2 Motor drives toward open Table 12 High and Low Outdoor Air Temperature Simulation TEST PROCEDURE RESULTS A Reconnect factory installed 800 ohm resis tor between terminals Sp and B Connect 1200 ohm checkout resistor between terminals So and C Turn set point poten tiometer to position A Low outdoor air temperature test results 1 LED light emitting diode should be on 2 Motor drives toward open D Turn set point poten tiometer to position D E Disconnect 1200 ohm checkout resistor High outdoor air temperature test results 1 LED should be off 2 Motor drives toward closed 5 Set the outdoor air thermostat OAT located in the econo mizer section of the unit see Fig 14 to 75 F 6 If the outdoor temperature is below 75 F the econo mizer will control the mixed air with the mixed air sen sor If the outdoor air is above 75 F place a jumper around the contacts of the OAT 7 J umper terminal T to terminal T1 on the module see Fig 15 The economizer will go to the full open posi tion The outdoor air damper will go to the full open position and the return air damper will go to the full dosed position 8
14. discharge temperatures If these temperatures reach the trip values the module interrupts the control line and causes the com pressor to switch off 23 BOTH CIRCUITS ALL OUTDOOR FANS MUST BE OPERATING 7140 LL 9 LLI W 120 3 ADD CHARGE IF ABOVE CURVE gt a 100 a lt amp 80 ir a REDUCE CHARGE IF BELOW CURVE 60 m a o d 40 50 100 150 200 250 300 350 400 LIQUID PRESSURE AT LIQUID VALVE PSIG Fig 30 Cooling Charging Chart All Units Crankcase H eater Only the 559F 300 unit is equipped with a 70 watt crankcase heater to prevent absorption of liquid refrigerant by oil in the crankcase when the compressor is idle The crankcase heater is energized whenever there is a main power to the unit and the compressor is not energized IMPORTANT After prolonged shutdown or servicing ener gize the crankcase heaters for 24 hours before starting the compressors Compressor Lockout If any of the safeties high pressure low pressure freeze pro tection thermostat compressor internal thermostat trip or if there is loss of power to the compressors the CLO com pressor lockout will lock the compressors off To reset manu ally move the thermostat setting B Evaporator Fan Motor Protection A manual reset calibrated trip magnetic circuit breaker pro tects against overcurrent Do no
15. guard against water from higher level runoff and overhangs B Roof Mount Check building codes for weight distribution requirements CURB 1 2 Standard Curb 308450 201 805 14 High PLAN VIEM OF ROOF CURB Standard Curb 2 0 for Units 308450 202 610 Requiring High Installation 2 Side Supply 308450 203 610 and Return Kit for High Installation SUPPLY OPENING CURB 5 9 A 1753 Lo 5 3 16 f E 132 TM 305 ATTACH DUCT TO ROOF CURB Il 1 15 167 349 sI 10 3 4 578 MITERED CORNERS TOP ONLY 1 328 310 INSULATED PANEL FOR SIDE SUPPLV AND RETURN 1 34 2 308450 203 ONLY m HEIGHT FROM TABLE NOM S 4 X 4 G2 x do2 TYP 4 PLCS 0 1 3 4 d AR QEON L 3 808450 203 ONLY Ds 76 308450 203 ONLY 0 6 1 8 155 t 21 35 1718 1885 1703 s9 0 2 1 2 308450 203 ONLY 308450 203 ONLY 64 Fig 1 Roof Curb Details A NET md OF UNIT UNIT OPENINGS Il 7 13 167 J 504 3418 SUPPLY SUPPLY AIR SECTION A A NOTES 1 Roof curb accessory is shipped disassembled 2 Insulated panels 1 2 thick neoprene coated 2 Ib density 3 Dimensions in are in millimeters 4 Direction of airflow 5 Roof curb 16 ga VA03 56 stl NOTE To prevent the hazard of stagnant water build up in the drain pan of the indoor section unit can only be pitched as shown CONDENSATE DRAIN CONDE
16. must be field fabricated for all units to ensure proper cooling cycle operation at low ambient temperatures See Fig 22 for baffle details Use 20 gage galvanized sheet metal or similar corrosion resistant metal for baffles U se field supplied screws to attach baffles to unit Screws should be V4 in diameter and in long Drill required screw holes for mounting baffles N CAUTION To avoid damage to the refrigerant coils and electrical components use recommended screw sizes only Use care when drilling holes Replace Outdoor M otor Replace outdoor fan motor no 1 with motor induded in accessory kit Existing motor is not Motormaster Ill compatible Install Motormaster IIl Controls Only one Motormaster III control is required per unit Sensor Install the sensor for thermistor input control in the location shown in Fig 24 Connect sensor leads to the purple and grey control signal leads on the Motormaster 111 control Signal Selection Switch Remove the cover of the Motor master II control Set the switch to accept the thermistor sensor input signal Set the frequency to match the unit power supply 60 Hz Motormaster IIl Control Recommended mounting location is beneath the control box mounted to the partition that sepa rates the control box section from the indoor section NOTE If unit power is supplied through the roof curb and basepan of the unit mount the Motormaster III control on the corner post adj
17. ports One port is located on the suction line one on the compressor discharge line and one on the liquid line In addition Schrader type valves are located underneath the low pressure switches Be sure that caps on the ports are tight Vil COMPRESSOR ROTATION It is important to be certain the compressors are rotating in the proper direction To determine whether or not compres sors are rotating in the proper direction 1 Connect service gages to suction and discharge pres sure fittings 2 Energize the compressor 3 Thesuction pressure should drop and the discharge pres sure should rise as is normal on any start up If the suction pressure does not drop and the discharge pres sure does not rise to normal levels 1 Note that the evaporator fan is probably also rotating in the wrong direction 2 Turn off power to the unit 3 Reverse any two of the incoming power leads 4 Turn on power to the compressor The suction and discharge pressure levels should now move to their normal start up levels NOTE When compressors are rotating in the wrong direc tion the unit will have increased noise levels and will not provide heating and cooling After a few minutes of reverse operation the scroll compres sor internal overload protection will open which will acti vate the unit s lockout and requires a manual reset Reset is accomplished by turning the thermostat on and off Vill EVAPORATOR FAN Fan belt and var
18. 1 10 5 16 FCONOMIZER HOOD 551 Je I gt lt LM l E SAL SS 17 1 5 16 SSS 339 one LEFT SIDE NN i Gos 1 6 5 162 3 97 v qv 28 7 16 466 1143 87 VIEW Z Z E e lt enan RIGHT BAROMETRIC RELIEF POWER EXHAUST ce CACCESSORY ONLY SIDE ON Sii 6 3 8 ii E Rew TYP 487 07 10 174 A 0 1 1 2 260 n A Kam 38 I l F R z F 3 5 8 amp 1 3 8 DIA CONCENTRIC K O Ra 99 78 Di Lora 92 amp 35 FIELD POWER o 3 DP re l 1 dee 7 8 DIA K O CONTROL 76 a iss INDOOR COIL 0 3 778 1 ke 22 1 1 4 DIA HOLE o 51 2 102 FRONT ALTERNATE RETURN 98 32 lI 3 4 FPT DRAIN CONNECTION Q7 FAR SIDE ONLY I 3 16 el 5 6 gt 559F216 ONLY 310 1676 SECTION A A Fig 4 Base Unit Dimensions 559F180 and 216 CORNER CORNER CORNER CORNER A B c D Lb Kg Lb Kg CORNER D 1 3 8 DIA DRAIN HOLE gt TYP 4 PLCS 2121 CORNER A 0 3 7 8 57 11 1 2 pr1 7 13 1644 5 18 9m 1 4 9 169 fe 0 3 15 16 _ g 57167 p 0 5 15 16 0 8 1 875 REAR 504 415 421 108 33 asn 206 l 07 4 5 16 E i 109 m fs 2 00 NO
19. 11 Operating voltage to compressor must be within voltage range indicated on unit nameplate On 3 phase units voltages be tween phases must be balanced within 2 and the current must be balanced within 10 AN CAUTION The correct power phasing is critical in the operation of the scroll compressors An incorrect phas ing will cause the compressor to rotate in the wrong di rection This may lead to premature compressor failure Use the following formula to determine the percentage of volt age imbalance Percentage of Voltage mbalance max voltage deviation from average voltage average voltage EXAMPLE Supply voltage is 460 3 60 100 x ae AB 452v BC 464v AC 455v Average Voltage Bere _ 1371 3 457 Determine maximum deviation from average voltage AB 457 452 5v BC 464 457 7 v AC 457 455 22v Maximum deviation is 7 v Determine the percentage of voltage imbalance 7 Percentage of Voltage Imbalance 100 x m 1 5396 This amount of phase imbalance is satisfactory as it is below the maximum allowable 2 IMPORTANT If the supply voltage phase imbalance is more than 296 contact your local electric utility company immediately Unit failure as a result of operation on improper line voltage or excessi ve phase imbalance constitutes abuse and may cause damage to electrical components B Field Control Wiring Install a Bryant approved accessory thermostat assembly ac co
20. 16 300 units the bear ings are of the pillow block type and have grease fittings The bearing opposite the motor end has an extended tube line so it can be lubricated from the motor side Lubricate the bear ings twice annually Typical lubricants are given below MANUFACTURER LUBRICANT Texaco Regal AFB 2 Mobil Mobilplex EP No 1 Prestige 42 Multifak 2 Sunoco Texaco Preferred lubricant because it contains rust and oxidation inhibitors C Condenser and Evaporator Fan Motor Bearings The condenser and evaporator fan motors have permanentl y sealed bearings so no field lubrication is necessary 20 Ill EVAPORATOR FAN PERFORMANCE ADJUSTMENT Fig 25 27 Fan motor pulleys are factory set for speed shown in Table 1 To change fan speeds 1 Shut off unit power supply 2 a Size 180 Only Loosen belt by loosening fan motor mounting plate nuts b Size 216 300 Only Loosen nuts on the 2 carriage bolts in the motor mounting base Install jacking bolt and plate under motor base bolt and plate are shipped in installer s packet SeeFig 25 Using bolt and plate raise motor to top of slide and remove belt Secure motor in this position by tightening the nuts on the carriage bolts 3 Loosen movable pulley flange setscrew see Fig 25 4 Screw movable flange toward fixed flange to increase speed and away from fixed flange to decrease speed ncreas ing fan speed increases load on motor Do not exceed maxi
21. 6 LEGEND LED Light Emitting Diode MINIMUM i POSITION 26 34 42 56 56 75 6 CHANGEOVER SET POINT MINIMUM DAMPER POSITION SETTING LED LIGHTS UP TO INDICATE OUTDOOR AIR IS SUITABLE FOR FREE COOLING Fig 15 Economizer Control Module Part Number W7459A ECONOMIZER MOTOR ECONOMIZER CONTROL MODULE Fig 16 Economizer Control Module Location 11 Vill STEP 8 INSTALL OUTDOOR AIR HOOD The same type of factory installed hood is used on units with 25 air ventilation and units with an economizer NOTE The hood top panel upper and lower filter retainers hood drain pan baffle size 300 and filter support bracket are secured opposite the condenser end of the unit The screens hood side panels remaining section of filter support bracket seal strip and all other hardware are in a package located inside the return air filter access panel Fig 17 1 Attach seal strip to upper filter retainer See Fig 18 2 Assemble hood top pane and side panels upper filter retainer and hood drain pan Fig 19 3 Securelower filter retainer and long section of filter sup port bracket to unit See Fig 19 Leave screws loose on size 300 units 4 Slide baffle size 300 unit behind lower filter retainer and tighten screws 5 Loosen sheet metal screws for base unit top panel lo cated above outdoor air inlet opening and remove screws for hood side panels located on the side
22. Adjust mechanical linkage if necessary for correct po sitioning It may be necessary to remove the filters to adjust the linkage 9 Removethe jumper from around the contacts of the OAT if installed in Step 6 Remove the jumper from termi nals T and T1 installed in Step 7 10 If the Cooling mode was simulated to operate the unit in Step 4 remove the jumper and reconnect the ther mostat wires to terminals Y 1 and Y 2 Vill POWER FAILURE Dampers havea spring return In event of power failure damp ers will return to fully closed position until power is restored Do not manually operate damper motor IX REFRIGERANT CHARGE Amount of refrigerant charge is listed on unit nameplate and in Table 1 Refer to GTAC II Module 5 Charging Recovery Recycling and Reclamation section for charging methods and procedures Unit panels must be in place when unit is oper ating during charging procedure NOTE Do not use recycled refrigerant as it may contain contaminants A No Charge Use standard evacuating techniques After evacuating system weigh in the specified amount of refrigerant refer to Table 1 B Low Charge Cooling Using cooling charging chart See Fig 30 add or remove re frigerant until conditions of the chart are met Note that charg ing chart is different from those normally used An accurate pressure gage and temperature sensing device is required Charging is accomplished by ensuring the proper amount
23. Check for leaks repair and recharge Restriction in liquid tube Excessive suction High heat load Check for source and eliminate pressure Faulty TXV 1 Check TXV bulb mounting and secure tightly to suction line 2 Replace TXV if stuck open or closed Suction pressure too low Faulty TXV 1 Check TXV bulb mounting and secure tightly to suction line 2 Replace TXV if stuck open or closed Insufficient evaporator airflow Increase air quantity Check filter and replace if necessary Temperature too low in conditioned area Reset thermostat Field installed filter drier restricted Replace Compressor no 2 Unit in economizer mode Proper operation no remedy necessary will not run 25 22 SCHEMATIC Fig 31 Typical Wiring Schematic 559F180 460 v Shown 26 21 22 V i E ELECTRIC HEAT OPTION 7 EE ELEGTRIG Heer FL HEAT CHAR i z EO op HC2 io HTR2 al i ELECTRIC HEAT ad RUD l fl a s 480V 460V d AMPS KW L au J HC2 l d ak 1 A 32 4 HTR2 8 B 54 9 0P1 HC3 I il 7 FL 4 ve 2c l z ww HTR3 I HC2 K 1 FL l L au l 0P2 l l l QE ae 4 LS IB2 INT kal TA ES C 182 P LS
24. INSTALLATION OF ECONOMIZER HOOD VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTRUCTIONS VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT CHECK THAT INDOOR AIR FILTER IS CLEAN AND IN PLACE VERIFY THAT UNIT IS LEVEL CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING ORIFICE AND VERIFY SET SCREW IS TIGHT VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED VERIFY THAT SCROLL COMPRESSOR IS ROTATING IN THE CORRECT DIRECTION II START UP ELECTRICAL SUPPLY VOLTAGE L1 L2 L2 L3 L3 L1 COMPRESSOR AMPS COMPRESSOR NO 1 L1 L2 L3 COMPRESSOR NO 2 L1 L2 L3 SUPPLY FAN AMPS EXHAUST FAN AMPS ELECTRIC HEAT AMPS IF SO EQUIPPED L1 L2 L3 TEMPERATURES OUTDOOR AIR TEMPERATURE F DB Dry Bulb RETURN AIR TEMPERATURE F DB F WB Wet Bulb COOLING SUPPLY AIR F ELECTRIC HEAT SUPPLY AIR IF SO EQUIPPED F PRESSURES REFRIGERANT SUCTION CIRCUIT NO 1 PSIG CIRCUIT NO 2 216 300 ONLY PSIG REFRIGERANT DISCHARGE CIRCUIT NO 1 PSIG CIRCUIT NO 2 216 300 ONLY PSIG VERIFY REFRIGERANT CHARGE USING CHARGING CHART ON PAGE 24 GENERAL ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO J OB REQUIREMENTS VERIFY INSTALLATION OF ALL OPTIONS AND ACCESSORIES Copyright 1998 Bryant Heating amp Cooling Systems CL 1 CATALOG NO 5355 900 CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE
25. NSER AND COMPRESSOR ENO UNIT LEVELING TOLERANCES Dimensions degrees and inches From edge of unit to horizontal GASKET SUPPLIED WITH CURB COUNTER FLASHING FIELD SUPPLIED ROOF ING FELT FIELD SUPPLIED CANT STRIP FIELD SUPPLIED ROOF ING MATERI FIELD SUPPL IED DUCT FIELD SUPPLIED Il 4 5 16 415 RIGID INSULATION FIELD SUPPLIED 17 4 9 16 RETURN 421 OPTIONAL RETURN hi OPTIONAL SIDE SUPPLY EVAPORATOR FAN MOTOR 559F 180 EVAPORATOR FAN MOTOR 559F216 300 25 VENT AIR ECONOMIZER HOOD 41 2 1 9 1 2 Z HORIZONTAL SUPPLY CURB 308450 203 OR HORIZONTAL ADAPTER ROOF CURB 389210 201 TRANSITION DUCT NOTE For preassembled horizontal adapter roof curb part no 389210 201 the accessory kit includes a factory designed high static regain transition duct For horizontal curb part no 308450 203 a field supplied transition duct is required Fig 2 Horizontal Adapter Roof Curb and Roof Curb 10 0 3048 SPREADER BARS DETAIL A RIGGING HOOK MAXIMUM SHIPPING WEIGHT 1625 737 6 1112 2121 782 6 11 2121 1725 NOTES Dimensions in are in millimeters Refer to Fig 5 and 6 for unit operating weights Remove boards at ends of unit and runners prior to rigging Rig by inserting hooks into unit base rails as shown Use corner post from packaging to protect coil from damage Use bumper
26. R C 3 g 1 3 8 DIA CONCENTRIC K O z 51 76 amp 22 FIELD POWER 76 35 CONTROL BOX 07 3 B Md 0 2 1 4 ACCESS 567 25X AIR OR 57 TOP e 1 10 5 1844 ECONOMIZER HOOD 21 5 8 i SSS PEZ U 651 ums a X ji i Lhe 1 1 1 5 16 339 b LEFT SIDE 0 4 l zl o E 102 L 6 5 16 3 11 1 4 0 3 7 16 466 1200 deer VIEW Z Z e T RIGHT co s BAROMETRIC REL EFZPOWER EXHAUST rae 76 CACCESSORY ONLY e cn 1 6 9 16 i C TYP 471 01 10 1 478 b 0 1 1 2 H 260 j f 38 AL L3 0 3 E Ezan 3 5 8 amp 1 3 8 DIA CONCENTRIC K O Er PAN 76 f torna 78 92 amp 35 FIELD POWER o 3 oM l ke i 99 7 8 DIA K O CONTROL 9 har m INDOOR COIL 0 3 7 8 22 1 1 4 DIA HOLE 102 ALTERNATE RETURN 98 32 3 4 FPT DRAIN CONNECTION 27 FAR SIDE ONLY 1 3 18 4 5 6 310 1676 SECTION A A Fig 5 Base Unit Dimensions 559F240 and 300 Table 1 Physical Data UNIT 559F 4 oae 240 300 NOMINAL CAPACITY tons 20 25 OPERATING WEIGHT 1550 1650 1700 1850 COMPRESSOR Scroll Copeland Quantity Model Ckt 1 Ckt 2 2 ZR94KC 1 ZR108KC 1 ZR125KC 1 ZR16M3 id 1 ZR94KC 1 ZR108KC 1 ZR125KC Number of Refrigerant Circuits 2 2 2 2 Oil oz Ckt 1 Ckt 2 81 81 106 81 106 106 136 106 REFRIGERANT TYPE Expansion Device Operating Charge Ib oz Circuit 1 Circuit 2 CONDENSER COIL Cross Hatched in
27. SOR E Ra n e 8 T IR PI C Minimu Lan tW WINIMUR POSITION POSITION W heck Fig 31 Typical Wiring Schematic 559F180 460 v Shown cont LEGEND AND NOTES FOR FIG 31 AND 32 AHA Adjustable Heat Anticipator IFC Indoor Fan Contactor TH Thermostat Heating BKR W AT Breaks with Amp Turns IFCB Indoor Fan Circuit Breaker TRAN Transformer C Contactor Compressor IFM Indoor Fan Motor lt gt Terminal Marked CAP Capacitor IFR Indoor Fan Relay j CB Circuit Breaker L Light O Terminal Unmarked CC Cooling Compensator LOR Lockout Relay CLO Compressor Lockout LPS Low Pressure Switch Terminal Block CLS Compressor Lockout Switch LS Limit Switch COMP Compressor Motor MAT Mixed Air Thermostat Splice CT Current Transformer OAT Outdoor Air Thermostat e p DM Damper Motor OFC Outdoor Fan Contactor iri DU Dummy Terminal OFM Outdoor Fan Motor Factory Wiring EQUIP Equipment OP Overcurrent Protector Field Wiring FL Fuse Link PL Plug Assembly l FPT Freeze Protection Thermostat PRI Primarv To Indicate Common FU Fuse QT Quadruple Terminal Potential Only Not ne Ground n Solenoid Relay To Represent Wiring H Heater Contactor W Switch i iri HPS High Pressure Switch TB Terminal Block Option Accessory Wiring HTR
28. TES X 50 DIA HOLE 1 Refer to print for roof curb accessory dimensions B TYPICAL dul ridet I 2 6 15 16 4 p23 2 Dimensions in are in millimeters 786 3 Center of Gravitv ji 4 Direction of airflow Z K ua 5 Ductwork to be attached to accessory roof curb only NEZ RETURN 5 11 7 8 6 Minimum clearance OUTDOOR E SUPPLY AIR 1825 Rear 7 0 2134 for coil removal This dimension can be reduced to 4 0 1219 5 7 3 16 S g TYPICAL 4 CORNERS if conditions permit coil removal from the top 1707 SECTION AIR 1753 Left side 4 0 1219 for proper condenser coil airflow j Front 4 0 1219 for control box access NN 7 2 1 8 Right side 4 0 1219 for proper operation of damper and power exhaust if so equipped Top 6 0 1829 to assure proper condenser fan operation Local codes or jurisdiction may prevail 7 With the exception of clearance for the condenser coil and the damper power ex haust as stated in Note 6 a removable fence or barricade requires no POWER EXHAUST clearance BAROMETRIC RELIEF 8 Dimensions are from outside of corner post Allow O 5 s 8 on each side for top ACCESSORY ONLY cover drip edge e TIS sab 0 10 13 16 i E 9 a 274 Z Z0 7 3 4 1 9 FRONT li Sa L A OUTDOOR 07 5 7 8 DIA HOLE COIL 2 DIA K 0 o s k 22 22 51 127 ke Q 1 15 16 O 42 m I 303 CORNER B 102 4 lp 5 3 amp 7 8 DIA CONCENTRIC K O CORNE
29. TOR MOUNTING PLATE JACKING PLATE MOTOR SUPPORT CHANNEL JACKING BOLT NOTE A 2 2 in bolt and threaded plate are included in the installer s packet They should be added to the motor support channel below the motor mounting plate to aid in raising the motor The plate part number is 50DP503842 The adjustment bolt is 6 16 x 1 in LG Fig 27 559F216 300 Evaporator Fan Motor Section V BELT TENSION ADJUSTMENT To adjust belt tension 1 Loosen fan motor bolts 2 Adjust belt tension a Size 180 Units Move motor mounting plate up or down for proper belt tension 12 in deflection with one finger b Size 216 300 Units Turn motor jacking bolt to move motor mounting plate up or down for proper belt tension 34 in deflection at midspan with one finger 9 Ib force 3 Tighten nuts 4 Adjust bolts and nut on mounting plate to secure motor in fixed position VI CONDENSER FAN ADJUSTMENT A 559F180 216 Units Fig 28 Shut off unit power supply Remove access panel s closest to the fan to be adjusted Loosen fan hub setscrews Adjust fan height on shaft using a straightedge placed across the fan orifice Tighten setscrews and replace panel s 6 Turn on unit power B 559F240 300 Units Fig 29 1 Shut off unit power supply 2 Removefan top grille assembly and loosen fan hub screws 3 Adjust fan height on unit using a straightedge placed across the fan orifice 4 Tighten setscrew
30. acent to the conduit running from the base pan to the bottom of the control box SENSOR LOCATION SENSOR LOCATION HAIRPIN END HAIRPIN END 559F180 559F216 NOTE All sensors are located on the eighth hairpin up from the bottom Fig 23 Motormaster Sensor Locations 14 SENSOR LOCATION SENSOR LOCATION HAIRPIN END HAIRPIN END 559F240 559F300 NOTE All sensors are located on the eighth hairpin up from the bottom Fig 24 Motormaster III Sensor Locations START UP Use the following information and Start Up Checklist on page CL 1 to check out unit PRIOR to start up I UNIT PREPARATION Check that unit has been installed in accordance with these installation instructions and all applicable codes II SERVICE VALVES Ensure that optional suction discharge and standard liquid line service valves are open Damage to the compressor could result if they are left closed III INTERNAL WIRING Check all electrical connections in unit control boxes tighten as required IV CRANKCASE HEATER S H eater s is energized as long as there is power to unit and compressor is operating IMPORTANT Unit power must be on for 24 hours prior to start up Otherwise damage to compressor may result V COMPRESSOR MOUNTING Compressors are internally spring mounted Do not loosen or remove compressor holddown bolts VI REFRIGERANT SERVICE PORTS Each refrigerant system has a total of 3 Schrader type serv ice gage
31. ain hole and must be removed when unit is operating One a in half coupling is provided inside unit evaporator section for condensate drain connection An 8 2 in x 4 in diameter nipple and a 2 in x in diameter pipe nipple are coupled to standard in diameter elbows to provide a straight path down through holes in unit base rails see Fig 10 A trap at least 4 in deep must be used Cw 6 2 MAX 5 9 5 MAX 7 BAFFLE BTI Shaded area indicates block off panels NOTE Dimension A A and B B are obtained from field supplied ceil ing diffuser Fig 8 Concentric Duct Details 3 4 FPT DRAIN CONNECTION 1 3 8 DRAIN HOLES Fig 9 Condensate Drain Details 559F 180 216 Shown 3 4 FPT DRAIN CONNECTION HALF COUPLING 2 IN FIELD SUPPLIED NIPPLE BASE RAIL 8 1 2 IN FIELD SUPPLIED NIPPLE Fig 10 Condensate Drain Piping Details VI STEP 5 MAKE ELECTRICAL CONNECTIONS A Field Power Supplv Unit is factorv wired for voltage shown on nameplate When installing units provide a disconnect per NEC Na tional Electrical Code requirements of adequate size Table 2 All field wiring must comply with NEC and local requirements Route power lines through control box access panel or unit basepan Fig 4 and 5 to connections as shown on unit wir ing diagram and Fig
32. asket can result in air leaks and poor unit performance Curb or adapter roof curb should be level This is necessary to permit unit drain to function properly Unit leveling toler ance is Yie in per linear ft in any direction Refer to Ac cessory Roof Curb or Horizontal Adapter Roof Curb I nstalla tion Instructions for additional information as required B Alternate Unit Support When the curb or adapter cannot be used support unit with sleepers using unit curb or adapter support area If sleepers cannot be used support long sides of unit with a minimum of 3 equally spaced 4 in x 4 in pads on each side II STEP 2 RIG AND PLACE UNIT Inspect unit for transportation damage File any claim with transportation agency Keep unit upright and do not drop Use spreader bars over unit to prevent sling or cable dam age Rollers may be used to move unit across a roof Level by using unit frame as a reference leveling tolerance is Vie in per linear ft in any direction See Fig 3 for addi tional information Unit weight is shown in Table 1 Four lifting holes are provided in ends of unit base rails as shown in Fig 3 Refer to rigging instructions on unit A Positioning Provide clearance around and above unit for airflow safety and service access Fig 4 and 5 Do not install unit in an indoor location Do not locate air in lets near exhaust vents or other sources of contam inated air Although unit is weatherproof
33. cond enthalpy sensor in the return air duct return air sensor 8 Route the blue wire provided from terminal on the return air enthalpy sensor to the economizer control module terminal 9 Route the violet wire provided from terminal S on the return air enthalpy sensor to the economizer control module terminal Sg 10 Turn changeover set point dial clockwise past the D setting or the control will not operate on a differen tial See Fig 15 11 Reinstall economizer hood if removed IMPORTANT Be sure all seal strips and RTV sealant arein tact A watertight seal to inside of unit must be maintained IX STEP 9 INSTALL ALL ACCESSORIES After all the factory installed options have been adjusted in stall all field installed accessories Refer to the accessory in stallation instructions included with each accessory A Motormasier Control Installation 559F180 and 216 Install Field F abricated Wind Baffles Wind baffles must be field fabricated for all units to ensure proper cooling cycle operation at low ambient temperatures See Fig 22 for baffle details Use 20 gage galvanized sheet metal or similar corrosion resistant metal for baffles U se fiel d supplied screws to attach baffles to unit Screws should be Ya in diameter and in long Drill required screw holes for mounting baffles N CAUTION To avoid damage to the refrigerant coils and electrical components use recommended screw sizes only
34. ction of airflow SECTION 5 Ductwork to be attached to accessory roof curb only 1 1 4 DIA HOLE rd e RETURN 5 11 7 8 TYPICAL 6 Minimum clearance AIR 1825 Rear 7 0 2134 for coil removal This dimension can be reduced to 4 0 1219 5 7 3 16 5 9 if conditions permit coil removal from the top 1707 e 1753 TYPICAL 4 CORNERS Left side 4 0 1219 for proper condenser coil airflow B Front 4 0 1219 for control box access l 7 2 1 8 Right side 4 0 1219 for proper operation of damper and power exhaust if so 2187 equipped j Top 6 0 1829 to assure proper condenser fan operation Local codes or jurisdiction may prevail k 7 With the exception of clearance for the condenser coil and the damper power ex 2 2 1 16 haust as stated in Note 6 a removable fence or barricade requires no 662 POWER EXHAUST clearance BAROMETRIC RELIEF 8 Dimensions are from outside of corner post Allow 0 54e 8 on each side for top ACCESSORY ONLY cover drip edge ji i 0 11 ye 0 10 13 16 E 283 274 Z O 7 3 4 l FI 092 A OUTDOOR zd 0 5 7 8 DIA HOLE COIL 2 DIA K O o st i 2127 22 51 127 ke Q 11 15 16 O p j 303 CORNER B 102 jal gr o7 3 amp 7 8 DIA CONCENTRIC K O CORNER C 37 amp 1 3 8 DIA CONCENTRIC K O F a 51 76 amp 22 FIELD POWER 76 35 CONTROL B0X 0 3 E P 25 AIR OR E 5 FILTERS 567 2 1 5 8 Nest FAR SIDE p
35. d size NOTE The 559F 300 unit requires industrial grade throw away filters capable of withstanding face velocities up to 625 fom Ensure that replacement filters for the 559F 300 units are rated for 625 fpm E Outdoor Air Inlet Screens Clean screens with steam or hot water and a mild detergent Do not use throwaway filters in place of screens II LUBRICATION A Compressors Each compressor is charged with the correct amount of oil at the factory Conventional white oil Sontext 200LT is used White oil is compatible with 3GS oil and 3GS oil may be used if the addition of oil is required See compressor nameplate for original oil charge A complete recharge should be four ounces less than the original oil charge When a com pressor is exchanged in the field it is possible that a major portion of the oil from the replaced compressor may still be in the system While this will not affect the reliability of the replacement compressor the extra oil will add rotor drag and increase power usage To remove this excess oil an access valve may be added to the lower portion of the suction line at the inlet of the compressor The compressor should then be run for 10 minutes shut down and the access valve opened until no oil flows This should be repeated twice to make sure the proper oil level has been achieved B Fan Shaft Bearings For size 180 units bearings are permanently lubricated No field lubrication is required For size 2
36. f Accessory or Op tional Heater is Installed Upon a call for heating through terminal W1 IF C and heater contactor no 1 HC1 are energized On units equipped for 2 stages of heat when additional heat is needed HC2 is en ergized through W2 C Cooling Units With Economizer Upon a call for cooling when outdoor ambient temperature is above the outdoor air temperature control setting the evapo rator and condenser fans and compressor energize The econo mizer damper moves to VENT position Upon a first stage call for cooling when outdoor ambient temperature is below the temperature control setting the evapo rator fan starts and economizer damper modulates to main tain mixed air temperature The compressor s remains off Upon a second stage call for cooling compressor no 1 is en ergized and mechanical cooling is integrated with econo mizer cooling Compressor no 2 is locked out If the outdoor air temperature is below 50 F a cooling lockout switch prevents the compressor s from running When supply air temperature drops below a fixed set point the economizer damper modulates to maintain the tempera ture at the fixed set point D Freeze Protection Thermostat A freeze protection thermostat F PT is located on the evapo rator coil It detects frost build up and turns off the compres sor allowing the coil to clear Once frost has melted the com pressor can be reenergized by resetting the compressor lockout
37. ge NOTE A 90 degree elbow must be provided in the ductwork to comply with UL Underwriters Laboratories codes for use with electric heat AN WARNING For vertical supply and return units tools or parts could drop into ductwork and cause an injury Install a 90 degree turn in the return ductwork be tween the unit and the conditioned space If a 90 de gree elbow cannot be installed then a grille of sufficient strength and density should be installed to prevent ob jects from falling into the conditioned space Due to elec tric heater supply duct will require 90 degree elbow EVAPORATOR FAN MOTOR NOTE Do not drill in this area as damage to basepan may result in water leak Fig 6 Air Distribution Thru the Bottom 559F216 300 Shown EVAPORATOR FAN MOTOR AIR OUT AIR OUT NOTE Do not drill in this area as damage to basepan may result in water leak Fig 7 Concentric Duct Air Distribution 559F216 300 Shown AIR IN IV STEP 4 MAKE UNIT DUCT CONNECTIONS Unit is shipped for thru the bottom duct connections Duct work openings are shown in Fig 6 Field fabricated concen tric ductwork may be connected as shown in Fig 7 and 8 Attach all ductwork to roof curb and roof curb basepans Re fer to installation instructions shipped with accessory roof curb for more information V STEP 5 TRAP CONDENSATE DRAIN See Fig 4 5 and 9 for drain location Plug is provided in dr
38. iable pulleys are factory installed Remove tape from the fan pulley See Table 4 for Air Quantity Limits See Tables 5 7 for Fan Performance data Be sure that fans rotate in the proper direction See Tables 8 and 9 for Static Pressure information for accessories and options See Table 10 for fan rpm at various fan motor pulley settings To alter fan performance see E vaporator F an Performance Ad justment section page 21 Table 4 Air Quantity Limits UNIT 559F MINIMUM CFM MAXIMUM CFM 180 7 500 216 9 000 240 10 000 300 11 250 IX CONDENSER FANS AND MOTORS Fans and motors are factory set Refer to Condenser F an Ad justment section page 22 as required X RETURN AIR FANS Check that correct filters are installed in filter tracks See Table 1 Do not operate unit without return air filters XI OUTDOOR AIR INLET SCREENS Outdoor air inlet screens must be in place before operating unit XII ACCESSORY ECONOMIZER ADJUSTMENT Remove filter access panel Check that outdoor air damper is closed and return air damper is open Economizer operation and adjustment is described in Base Unit Operation and Economizer Adjustment sections pages 20 and 22 respectively 5 Airflow Airflow Table 5 Fan Performance 559F180 559F180 15 TONS Cfm Available External Static Pressure in wg 559F180 15 TONS cont Available External Static Pressure in wg Cfm gia r s 2 _ Rpm
39. installation start up and service instructions SINGLE PACKAGE ROOFTOP 559F Sizes 180 300 15 to 25 Tons ELECTRIC HEATING ELECTRIC COOLING UNITS CONTENTS Page SAFETY CONSIDERATIONS 1 INSTALLATION 24 0034 alta a hal e Re Da d n vale 1 15 I Step 1 Provide Unit Support 1 II Step 2 Rig and Place Unit l lll Step 3 Field Fabricate Ductwork 7 IV Step 4 Make Unit Duct Connections 7 V Step 5 Trap Condensate Drain 7 VI Step 6 Make Electrical Connections 8 VII Step 7 Make Outdoor Air Inlet Adjustments 11 VIII Step 8 Install Outdoor Air Hood 12 IX Step 9 Install All Accessories 13 START UP cs series x rao ER orton wa ar 15 20 SERVICE eure EUER ERA ee REC TR 20 24 TROUBLESHOOTING 25 START UP CHECKLIST CL 1 SAFETY CONSIDERATIONS Installation and servicing of air conditioning equipment can be hazardous due to system pressure and electrical compo nents Only trained and qualified service personnel should install repair or service air conditioning equipment Untrained personnel can perform basic maintenance func tions of cleaning coils and filters and replacing filters All other operations should be performed by trained service personnel When working on air conditioni
40. iring Table 2 Electrical Data NOMINAL POWER ELECTRIC POWER sser VOLTAGE EXHAUST HEAT SUPPLY 8 Ph 60 Hz Hp FLA MOCPT 208 230 7 10 5 11 0 180 15 Tons 4 mn r AR 75 156 180 169 194 200 225 75 156 180 175 200 200 225 an 9 9 158 180 15920 40 50 43 50 55 60 58 60 72 80 75 80 102 110 105 110 87 87 110 110 92 92 110 110 26 34 71 82 109 122 110 125 26 34 71 82 114 128 125 150 56 117 135 166 155 175 175 56 117 135 172 161 175 175 75 156 180 176 200 200 225 75 156 180 182 206 200 225 44 47 59 61 76 79 3 3 6 9 6 9 9 9 3 6 6 9 9 kW FLA 81 81 100 100 85 86 110 110 26 34 71 82 102 116 110 125 26 34 71 82 108 122 110 125 l 208 230 A a 0 15 8 15 8 216 18 Tons 460 i 7 9 2 56 117 135 159 149 175 175 2 56 117 135 165 155 175 175 208 230 5 25 0 25 0 240 20 Tons 460 l 13 0 e N O1 w O O C C MP AL hh oa o ag 9 9 9 9 6 6 6 6 50 60 9 60 9 70 6 0 6 0 6 106 125 6 109 125 116 116 150 150 120 120 150 150 26 34 71 82 120 134 150 150 26 34 71 82 126 140 150 150 56 117 135 178 166 200 175 56 117 135 183 172 200 175 156 180 187 211 200 225 156 180 193 217 200 225 57 70 59 70 39 65 70 39 68 70 66 82 90 66 85 90 96 112 125 96 115 125
41. it must be maintained Fig 20 Outdoor Air and Return Air Enthalpy Sensor y N N 5 40 45 50 55 60 65 70 75 80 85 90 95 IOO 105 IIO DRY BULB TEMPERATURE APPROXIMATE F RH Relative Humidity Fig 21 Psychrometric Chart for Solid State Enthalpy Control B Differential Enthalpy Control NOTE The accessory outdoor air enthalpy sensor must be installed BEFORE the economizer hoods are installed on the unit or hoods will have to be removed 1 Remove and discard the factory installed jumper as sembly containing the 800 ohm resistor on the econo mizer control module between terminals S and See Fig 15 2 Disconnect black wire from economizer control module terminal So and blue wire from the OAT outdoor air thermostat 3 Remove OAT and black wire assembly containing the 620 ohm resistor from the outside of the economizer see Fig 14 4 Mount the outdoor air enthalpy sensor first sensor to the economizer on the outside of the unit in the same location from which the OAT was removed using the 2 screws provided See Fig 14 5 Reconnect the blue wire removed in Step 2 to the en thalpy sensor terminal 6 Cut the violet wire provided to desired length and ter minate with quick connect terminal provided Route the violet wire from the enthalpy sensor terminal S through the snap bushing and to the economizer control mod ule terminal So 7 Mount the se
42. mum speed specified in Table 1 See Table 4 for air quantity limits 5 Set movable flange at nearest keyway of pulley hub and tighten setscrew See Table 1 for speed change for each full turn of pulley flange 6 Replace and tighten belts See Belt Tension Adjustment section on page 22 To align fan and motor pulleys 1 Loosen fan pulley setscrews 2 Slide fan pulley along fan shaft 3 Makeangular alignment by loosening motor from mount ing plate IV EVAPORATOR FAN SERVICE AND REPLACEMENT A 559F180 Units See Fig 26 NOTE Toremove belts only follow Steps 1 6 1 Remove filter and supply air section panels 2 Remove unit top panel 3 Loosen carriage nuts A and B holding motor mount as sembly to fan scroll side plates 4 Loosen screw C 5 Rotate motor mount assembly with motor attached as far as possible away from evaporator coil 6 Remove belt 7 Rotate motor mount assembly back past original posi tion toward evaporator coil 8 Remove motor mounting nuts D and E both sides 9 Lift motor up through top of unit 10 Reverse above procedure to reinstall motor 11 Check and adjust belt tension as necessary B 559F216 300 Units See Fig 27 The 559F 216 300 units use a fan motor mounting system that features a slide out motor mounting plate To replace or serv ice the motor slide out the bracket 1 Remove the evaporator fan access panel and the heat ing control access panel 2 Rem
43. ng equipment observe pre cautions in the literature tags and labels attached to the unit and other safety precautions that may apply Follow all safety codes Wear safety glasses and work gloves Use quenching cloth for unbrazing operations Have fire ex tinguishers available for all brazing operations A WARNING Before performing service or mainte nance operations on unit turn off main power switch to unit Electrical shock could cause personal injury IMPORTANT Units have high ambient operating limits If limits are exceeded the units will automatically lock the com pressor out of operation Manual reset will be required to re start the compressor Cancels 559F 180 3 II 559F 180 4 10 15 98 INSTALLATION I STEP 1 PROVIDE UNIT SUPPORT A Roof Curb Assemble and install accessory roof curb or horizontal adapter roof curb in accordance with instructions shipped with the curb or horizontal adapter Accessory roof curb and horizon tal adapter roof curb and information required to field fabri cate a roof curb or horizontal adapter roof curb are shown in Fig 1 and 2 Install insulation cant strips roofing and counter flashing as shown Ductwork can be secured to roof curb be fore unit is set in place IMPORTANT The gasketing of the unit to the roof curb or adapter roof curb is critical for a leak proof seal Install gas ket supplied with the roof curb or adapter roof curb as shown in Fig 1 Improperly applied g
44. of liquid sub cooling Measure liquid line pressure at the liquid line service valve using pressure gage Connect temperature sensing device to the liquid line near the liquid ine service valve and insulate it so that outdoor ambient temperature does not affect reading C To Use the Cooling Charging Chart Use the above temperature and pressure readings and find the intersection point on the cooling charging chart If inter section point on chart is above line add refrigerant If inter section point on chart is below line carefully recover some of the charge Recheck suction pressure as charge is adjusted NOTE Indoor air CFM must be within normal operating range of unit All outdoor fans must be operating The TXV thermostatic expansion valve is set to maintain between 15 and 20 degrees of superheat at the compressors The valves are factory set and should not require re adjustment X FILTER DRIER Replace whenever refrigerant system is exposed to atmosphere XI PROTECTIVE DEVICES A Compressor Protection Overtemperature Each compressor hasan internal protector to protect it against excessivelv high discharge gas temperatures Overcurrent Each compressor has internal line break motor protection except circuit no 1 on the 559F300 unit Compressor no 1 on the 559F 300 unit uses an electronic module located with the compressor junction box to provide motor protec tion This electronic module monitors winding and
45. omy 02 Cfm 094 e ee 09 tO i gm he Wats Rom Esp War pm Tehe Was Rpm T EP Wats mum Bhp Wats Ram Bip Wai 559F216 and 240 18 and 20 TONS cont Available External Static Pressure in wg Airflow Cfm 1 4 LEGEND Bhp Brake Horsepower FIOP Factory Installed Option Watts Input Watts to Motor NOTES 1 Standard low medium static drive range for the 216 size is 910 to 1095 rpm Standard low medium static drive range for the 240 size is 1002 to 1225 rpm Alternate high static drive range for the 216 size is 1069 to 1287 Alternate high static drive range for the 240 size is 1193 to 1458 rpm Other rpms require a field supplied drive Maximum continuous bhp for the 216 size is 5 90 Maximum con tinuous bhp for the 240 size is 8 7 208 230 v or 9 5 460 v The maximum continuous watts for the 216 size is 5180 The maximum continuous watts for the 240 size is 7915 208 230 v or 8640 460 v Do not adjust motor rpm such that motor maximum bhp and or watts is exceeded at the maximum operating cfm ap wo o N a 1 6 1 8 1 9 2 0 Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Static pressure losses i e economizer must be added to external static pressure before entering Fan Performance table Interpolation is permissible Do not extrapolate Fan performance is based on wet coils clean filters and casing los
46. onomizer control module between terminals S and See Fig 15 2 Remove black wire assembly containing the 620 ohm re sistor from between economizer control module termi nal So and the outdoor air thermostat OAT Place this wire assembly containing the 620 ohm resistor be tween economizer control module terminals Sp and replacing the jumper removed in Step 1 See Fig 15 3 Disconnect the blue wire from the OAT 4 Remove OAT from the outside of the economizer see Fig 14 5 Mount the enthalpy sensor Fig 20 to the economizer on the outside of theunit in the same location from which the OAT was removed using the 2 screws provided See Fig 14 6 Reconnec the blue wire removed in Step 3 to the en thalpy sensor terminal 7 Cut the violet wire provided to desired length and ter minate with quick connect terminal provided Route the violet wire from the enthalpy sensor terminal S through the snap bushing and to the economizer control module terminal So See Fig 15 8 Set changeover set point to the desired location See Fig 21 12 NOTE For maximum benefit of outdoor air set the enthalpy control to the A setting At this setting when the relative humidity is 50 and the outdoor air is below 74 F the relay contacts on the sensor will be closed 9 Reinstall economizer hoods if removed IMPORTANT Be sure all seal strips and RTV sealant are in tact A watertight seal to inside of un
47. ove the center post located between the evapora tor fan and heating control access panels and all screws securing it 3 Loosen nuts on the two carriage bolts in the motor mount ing base SECOND BELT ON 10 HP MOTOR SIZE 300 UNITS ONLY AN A l STRAIGHTEDGE MUST BE PARALLEL WITH BELT S EE ENSUHE PROPER PULLEY CLEARANCE BETWEEN BELT S AND FAN SUPPORT NOTCH MOVABLE FLANGES PULLEY MOTOR AND FAN SHAFTS MUST BE PARALLEL SETSCREWS FIXED FLANGES SINGLE GROOVE Fig 25 Evaporator Fan Pulley Alignment and Adjustment MOTOR PULLEY D A UNIT TOP PANEL MOTOR MOUNT ASSEMBLY PULLEY FAN SCROLL SIDE PLATES DRAIN CONNECTION Fig 26 559F180 Evaporator Fan Motor Section 4 Using jacking bolt under motor base raise motor to top of slide and remove belt Secure motor in this position by tightening the nuts on the carriage bolts 5 Remove the belt drive 6 Remove jacking bolt and tapped jacking bolt plate 7 Remove the 2 screws that secure the motor mounting plate to the motor support channel 8 Remove the 3 screws from the end of the motor sup port channel that interfere with the motor slide path 9 Slide out the motor and motor mounting plate 10 Disconnect wiring connections and remove the 4 mount ing bolts 11 Remove the motor 12 To install the new motor reverse Steps 1 11 CENTER POST MOTOR PULLEY SLIDING MOTOR MOTOR PLATE MO
48. r circuit breaker tripped Replace fuse or reset circuit breaker will not start Defective thermostat contactor transformer or control Replace component relay Insufficient line voltage Determine cause and correct Incorrect or faulty wiring Check wiring diagram and rewire correctly Thermostat setting too high Lower thermostat setting below room temperature Compressor will not start Faulty wiring or loose connections in compressor circuit Check wiring and repair or replace but condenser fan runs Compressor motor burned out seized or internal Determine cause Replace compressor overload open Defective overload Determine cause and replace Compressor locked out Determine cause for safety trip and reset lockout One leg of 3 phase power dead Replace fuse or reset circuit breaker Determine cause Compressor cycles Refrigerant overcharge or undercharge Recover refrigerant evacuate system and recharge other than normally to nameplate satisfying thermostat Compressor operates continuously Unit undersized for load Decrease load or increase unit size Condenser coil dirty or restricted Clean coil or remove restriction Faulty TXV 1 Check TXV bulb mounting and secure tightly to suction line 2 Replace TXV if stuck open or closed Recover refrigerant evacuate system and recharge Condenser air restricted or air short cycling Determine cause and correct Head pressure too low Low refrigerant charge
49. rding to the installation instructions included with the ac cessory Locate thermostat assembly on a solid wall in the conditioned space to sense average temperature Route thermostat cable or equivalent single leads of no 18 AWG American Wire Gage colored wire from subbase terminals through conduit in unit to low voltage connections as shown on unit label wiring diagram and in Fig 12 NOTE For wire runs up to 50 ft use no 18 AWG insulated wire 35 C minimum For 50 to 75 ft use no 16 AWG insu lated wire 35 C minimum For over 75 ft use no 14 AWG insulated wire 35 C minimum All wire larger than no 18 AWG cannot be directly connected to the thermostat and will require a junction box and splice at the thermostat Set heat anticipator settings as indicated in Table 3 Settings may be changed slightly to provide a greater degree of com fort for a particular installation Refer to accessory remote control instructions as required TEE TBI KM Nec m Zes am masa ROWER ug SUPPLY Sal FO anl la rm mn r mm l EQUIP GND ba TB1 MAXIMUM WIRE SIZE UNIT VOLTAGE 559F 208 230 460 PA 350 kemil LEGEND EQUIP Equipment NEC National Electrical GND Ground Code kcmil Thousand Circular TB Terminal Block Mils Fig 11 Field Power Wiring Connections THERMOSTAT ASSEMBLY REMOVABLE JUMPER UNIT LOW VOLTAGE CONNECTIONS Fig 12 Field Control Thermostat W
50. re a phase imbalance in supply voltage is greater than 2 Use the following formula to determine the percent of voltage imbalance Voltage Imbalance 00 max voltage deviation from average voltage average voltage Min Max REA LRA REA LRA Qty Hp FLA ea Hp FLA FLA LRA kw FLA MCA MOCPf 42 56 117 135 181 170 200 175 4 6 6 18 8 42 56 117 135 187 176 200 200 156 75 156 180 191 215 200 225 4 6 6 18 8 56 75 156 180 197 221 200 225 Sees 32 32 130 130 150 150 46 18 8 135 135 175 175 Fabre 26 34 71 82 130 138 150 150 4 71 82 135 143 175 17 10 0 28 0 28 0 48 18 8 26 8 8 35 143 175 175 55 55 100 80 aa 125 80 117 125 EXAMPLE Supply voltage is 460 3 60 A B C AB 452 v BC 464 v AC 455 v 452 464 455 Average Voltage 3 1371 3 457 Determine maximum deviation from average voltage AB 457 452 5v BC 464 457 7v AC 457 455 2v Maximum deviation is 7 v Determine percent of voltage imbalance 7 Vol l 4 Voltage Imbalance 00 x 457 1 53 This amount of phase imbalance is satisfactory as it is below the maxi mum allowable 2 IMPORTANTIf the supply voltage phase imbalance is more than 2 contact your local electric utility company immediately 3 MCA calculation for units with electric heaters over 50 kW 1 25 x IFM amps 1 00 x heater FLA Lister Liste
51. s and replace rubber hubcap to pre vent hub from rusting to motor shaft f NC Ur 5 Fill hub recess with permagum if rubber hubcap is missing NOTE Dimensions are in inches Fig 28 Condenser Fan Adjustment 559F180 216 SHIELD NOTE Dimensions are in inches Fig 29 Condenser Fan Adjustment 559F240 300 Vil ECONOMIZER ADJUSTMENT See Tables 11 and 12 for checkout and outdoor air tempera ture simulation Make certain the outdoor air damper is fully closed and the return air damper is fully open before com pleting the following steps 1 Turn on power to the unit 2 Turn the thermostat fan switch tothe ON position The damper will go to the vent position 3 Adjust the vent position with the minimum damper po sition adjustment on the module See Fig 15 4 Set the system selector switch to COOL position and set the cooling temperature selector to its lowest setting NOTE The Cooling mode may also be simulated by remov ing the thermostat wires from terminals V 1 and V2 and in stalling a jumper between terminals R and Y 1 Refer to unit label diagram for terminal locations Table 11 Economizer Checkout Procedures TEST PROCEDURE RESULTS Disconnect power at TR and TRI Disconnect jumper between P and P1 See Fig 15 Jumper TR to 1 Jumper T1 to T Disconnect outdoor air thermostat connections from So and Factory installed 800 ohm resistor should remain connected to Sp
52. s of the outdoor air inlet opening 6 Match notches in hood top panel to unit top panel screws Insert hood flange between unit top panel flange and unit Tighten screws 7 Hold hood side panel flanges flat against unit and in stall screws removed in Step 5 8 Insert outdoor air inlet screens and spacer in channel created by lower filter retainer and filter support bracket 9 Attach remaining short section of filter support bracket OUTDOOR AIR HOOD AND MOUNTING BRACKETS lt a N PACKAGE AND HOOD COMPONENTS RETURN AIR FILTER ACCESS PANEL Fig 17 Outdoor Air Hood Component Location HOOD TOP PANEL UPPER FILTER HOOD DRAIN RETAINER PAN SEAL STRIP Fig 18 Seal Strip Location Air Hood Cross Sectional View BAFFLE 300 ONLY LOWER FILTER RETAINER I uns FILTER SUPPORT BRACKET HOOD SIDE PANELS 2 HOOD TOP PANEL BAFFLE FILTER RETAINER FILTER SUPPORT BRACKET HOOD DRAIN PAN UPPER FILTER RETAINER NOTE The outdoor air hood comes with a baffle which is used on size 300 units only discard baffle for 180 240 units Fig 19 Outdoor Air Hood Details A Enthalpy Control Installation NOTE The accessory outdoor air enthalpy sensor must be installed BEFORE the economizer hoods are installed on the unit or hoods will have to be removed 1 Remove and discard the factory installed jumper assem bly containing the 800 ohm resistor on the ec
53. ses See Table 9 for accessory FIOP static pressure information Extensive motor and drive testing on these units ensures that the full horsepower and watts range of the motor can be utilized with confi dence Using your fan motors up to the watts or bhp rating shown will not result in nuisance tripping or premature motor failure Unit warranty will not be affected Use of a field supplied motor may affect wiring size Contact your Bryant representative for details Table 7 Fan Performance 559F300 559F300 25 TONS Airflow Cfm 559F300 25 TONS cont Available External Static Pressure in wg Atm 14 1 6 1 8 Rpm Bhp Watts Rom Bhp Watts Rom Bhp Watts LEGEND Bhp Brake Horsepower FIOP Factorv Installed Option Watts Input Watts to Motor NOTES 1 Standard low medium static drive range is 1066 to 1283 rpm Alter nate high static drive range is 1332 to 1550 Other rpms require a field supplied drive Maximum continuous bhp is 10 2 208 230 v or 11 8 460 v and the maximum continuous watts are 9510 208 230 v or 11 000 460 v Do not adjust motor rpm such that motor maximum bhp and or watts is exceeded at the maximum operating cfm 18 Available External Static Pressure in wg 0 OG j C s Cto hk ne Rpm Bhp Watts Rem Bhp_ Watts Rpm Bhp _ Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Static pressure losses i e economi
54. t bypass connections or in crease the size of the breaker to correct trouble Determine the cause and correct it before resetting the breaker C Condenser Fan Motor Protection Each condenser fan motor is internally protected against overtemperature D High and Low Pressure Switches If either switch trips or if the compressor overtemperature switch activates that refrigerant circuit will be automati cally locked out by the CLO To reset manually move the ther mostat setting E Freeze Protection Thermostat An FPT is located on the top and bottom of the evaporator coil It detects frost build up and turns off the compressor al lowing the coil to clear Once the frost has melted the com pressor can be reenergized by resetting the compressor lockout XII RELIEF DEVICES All units have relief devices to protect against damage from excessive pressures e g fire These devices protect the high and low side XIII CONTROL CIRCUIT 24 V This control circuit is protected against overcurrent by a 3 2 amp circuit breaker Breaker can be reset If it trips de termine cause of trouble before resetting XIV REPLACEMENT PARTS A complete list of replacement parts may be obtained from any Carrier distributor upon request 24 TROUBLESHOOTING Refer to Table 13 for troubleshooting details Table 13 Cooling Service Analysis PROBLEM CAUSE REMEDY Compressor and Call power company condenser fan Fuse blown o
55. zer must be added to external static pressure before entering Fan Performance table Interpolation is permissible Do not extrapolate Fan performance is based on wet coils clean filters and casing losses See Table 9 for accessory FIOP static pressure information Extensive motor and drive testing on these units ensures that the full horsepower and watts range of the motor can be utilized with confi dence Using your fan motors up to the watts or bhp rating shown will not result in nuisance tripping or premature motor failure Unit warranty will not be affected Use of a field supplied motor may affect wiring size Contact your Bryant representative for details Table 8 Accessory FIOP Static Pressure in wg 559F180 CFM seid IT T soo 6000 7200 7500 Economizer oa o5 oo oo L oo Glycol Coll Electric Heat kW 26 34 LEGEND NOTES E i 1 The static pressure must be added to external static pressure The FOP Faetory lristalled Option sum and the evaporator entering air cfm should then be used in con junction with the Fan Performance tables to determine blower rpm and watts 2 Heaters are rated at 208 240 v and 480 v Table 9 Accessory FIOP Static Pressure in wg 559F216 300 CFM NENN 50 T 6000 7200 9000 10000 n250 Economizer o 0 0 0 11 Glycol Coil 0 44 058 66 o7 Electric Heat kW 26 34 0 0 0 0 0 0 LEGEND NOTES FIOP

Bryant 559F Air Conditioner User Manual

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