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York Predator BP078, Руководство по установке

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York Predator BP078 Скачать руководство пользователя страница 10

127421-YIM-C-0606

10

Unitary Products Group

  

FIGURE 7 -

UNIT CENTER OF GRAVITY

CLEARANCES

All units require particular clearances for proper operation
and service. Refer to Table 7 for clearances required for con-
struction, servicing, and proper unit operation

.

Unit Model Number

X

Y

BP078

47 1/2

25 1/2

BP090

38

23

BP102

47 1/2

25 1/2

BP120

47 1/2

25 1/2

BP150

47 1/2

25 1/2

X

Y

LEFT

FRONT

Do not permit overhanging structures or shrubs to
obstruct condenser air discharge outlet, combustion
air inlet or vent outlets.

FIGURE 8 -

UNIT DIMENSIONS

)RU%DVHUDLO
'LPHQVLRQV
6HH'HWDLO$

&RQYHQLHQFH

3RZHU

2XWOHW

(QWU\

‘

3RZHU

(QWU\

‘

&RQWURO

(QWU\

‘

3RZHU

(QWU\

‘

/()7

)5217

)RU'UDLQ
'LPHQVLRQV
6HH'HWDLO%

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TABLE 6: UNIT HEIGHT

Unit Model Number

X

BP078

50 3/4

BP090

42

BP102

50 3/4

BP120

50 3/4

BP150

50 3/4

TABLE 7:

UNIT CLEARANCES

Top

*

*.

Units must be installed outdoors.  Overhanging struc-
ture or shrubs should not obstruct condenser air dis-
charge outlet.

72”

Right

12”

Front

36”

Left

36”

Rear

†

†.

To remove the slide-out drain pan, a rear clearance of 
sixty inches is required.  If space is unavailable, the 
drain pan can be removed through the front by separat-
ing the corner wall.

36”

Bottom

‡

‡.

Units may be installed on combustible floors made from 
wood or class A, B or C roof covering materials.

0”

Содержание Predator BP078

Страница 1: ...NCLATURE 6 INSTALLATION 7 OPERATION 41 START UP 45 TROUBLESHOOTING 48 See following pages for a complete Table of Contents NOTES CAUTIONS AND WARNINGS The installer should pay particular attention to the words NOTE CAUTION and WARNING Notes are intended to clarify or make the installation easier Cautions are given to prevent equipment damage Warnings are given to alert installer that personal inju...

Страница 2: ...TY AQ 23 PHASING 25 BLOWER ROTATION 25 BELT TENSION 25 AIR BALANCE 37 CHECKING AIR QUANTITY 37 METHOD ONE 37 METHOD TWO 37 SUPPLY AIR DRIVE ADJUSTMENT 39 OPERATION 41 SEQUENCE OF OPERATIONS OVERVIEW 41 COOLING SEQUENCE OF OPERATION 41 CONTINUOUS BLOWER 41 INTERMITTENT BLOWER 41 NO OUTDOOR AIR OPTIONS 41 ECONOMIZER WITH SINGLE ENTHALPY SENSOR 41 ECONOMIZER WITH DUAL ENTHALPY SENSORS 42 ECONOMIZER S...

Страница 3: ... 12 11 PREDATOR ROOF CURB DIMENSIONS 13 12 SUNLINE TO PREDATOR TRANSITION ROOF CURBS 13 Fig Pg 13 SIDE PANELS WITH HOLE PLUGS 13 14 RETURN DOWNFLOW PLENUM WITH PANEL 14 15 DISCHARGE PANEL IN PLACE 14 16 CONDENSATE DRAIN 14 17 ELECTRONIC THERMOSTAT FIELD WIRING 15 18 FIELD WIRING 24 VOLT THERMOSTAT 16 19 FIELD WIRING DISCONNECT 16 20 ENTHALPY SET POINT CHART 24 21 HONEYWELL ECONOMIZER CONTROL W7212...

Страница 4: ...DOWN SHOT BLOWER PERFORMANCE 29 27 8 1 2 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE 29 Tbl Pg 28 10 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE 29 29 10 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE 30 30 12 1 2 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE 30 31 12 1 2 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE 30 32 6 1 2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE 31 33 6 ...

Страница 5: ...rence forms Technical Guide 259337 General Installation 127421 Pre start Post start Check List Economizer Accessory Downflow Factory Installed Downflow Field Installed Horizontal Field Installed Motorized Outdoor Air Damper Manual Outdoor Air Damper 0 100 Manual Outdoor Air Damper 0 35 Electric Heater Accessory 50 Cabinet Electric Heater Accessory 42 Cabinet RENEWAL PARTS Contact your local York p...

Страница 6: ... Options 1 2 E Option 3 F Option 4 G Options 1 3 H Options 1 4 J Options 1 2 3 K Options 1 2 4 L Options 1 3 4 M Options 1 2 3 4 N Options 2 3 P Options 2 4 Q Options 2 3 4 R Options 3 4 S Option 5 T Options 1 5 U Options 1 3 5 V Options 1 4 5 W Options 1 3 4 5 X Options 3 5 Y Options 4 5 Z Options 3 4 5 1 Disconnect 2 Non Pwr d Conv Outlet 3 Smoke Detector S A 4 Smoke Detector R A 5 Pwr d Conv Ou...

Страница 7: ... No 70 Latest Edition 2 Local building codes 3 Local electric utility requirements In Canada 1 Canadian Electrical Code CSA C22 1 2 Installation Codes CSA B149 1 3 Local plumbing and waste water codes and 4 Other applicable local codes Refer to Tables 1 2 for unit application data If components are to be added to a unit to meet local codes they are to be installed at the dealer s and or customer s...

Страница 8: ...ection Disconnect Location Optional Disconnect Switch Filter Access 2 Filters Filter Drier Solid Core Condenser Section Two stage gas heat ing to maintain warm comfortable temperature Intelligent control board for safe and efficient operation Side entry power and control wiring knockouts Toolless door latch Base Rails w Forklift Slots 3 Sides Lift ing Holes Second model nameplate inside hinged acc...

Страница 9: ...he unit weight is distrib uted equally on the rigging cables so it will lift evenly All panels must be secured in place when the unit is lifted The condenser coils should be protected from rig ging cable damage with plywood or other suitable material FIGURE 5 UNIT 4 POINT LOAD D A C B L E F T F R O N T TABLE 3 UNIT WEIGHTS Model Shipping Weight lb Operating Weight lb BP078 1104 1099 BP090 895 890 ...

Страница 10: ... 8 UNIT DIMENSIONS RU DVHUDLO LPHQVLRQV 6HH HWDLO RQYHQLHQFH 3RZHU 2XWOHW QWU 3RZHU QWU RQWURO QWU 3RZHU QWU 7 5217 RU UDLQ LPHQVLRQV 6HH HWDLO TABLE 6 UNIT HEIGHT Unit Model Number X BP078 50 3 4 BP090 42 BP102 50 3 4 BP120 50 3 4 BP150 50 3 4 TABLE 7 UNIT CLEARANCES Top Units must be installed outdoors Overhanging struc ture or shrubs should not obstruct condenser air dis charge outlet 72 Right ...

Страница 11: ...o i l G a s P i p e I n l e t DETAIL A 3 3 4 3 9 1 6 2 3 8 DETAIL B 5 3 8 DETAIL C FIGURE 9 BOTTOM DUCT OPENINGS FROM ABOVE 3 2 1 1 1 6 6 1 3 1 6 6 1 3 1 6 2 7 1 2 1 8 2 1 3 1 6 1 9 3 1 6 1 7 3 1 6 1 4 2 3 3 2 1 6 3 8 1 8 1 1 6 6 1 3 1 6 2 4 2 1 L E F T B o t t o m P o w e r C o n t r o l a n d C o n v e n i e n c e O u t l e t W i r i n g E n t r y S U P P L Y A I R R E T U R N A I R F R O N T 1 ...

Страница 12: ...ed and a covering over the bottom of the unit For bottom duct applica tion no duct cover changes are necessary For side duct application remove the side duct covers and install over the bottom duct openings The panels removed from the side duct connections are designed to be reused by securing each panel to its respective downflow opening But keep in mind that the supply panel is installed with th...

Страница 13: ... E S S O R S E C T I O N I N S U L A T E D D E C K U N D E R C O N D E N S E R S E C T I O N F R O N T R I G H T S U P P L Y R E T U R N 7 6 5 8 9 4 5 0 1 2 3 0 1 2 6 4 1 4 5 9 1 4 1 0 2 3 4 2 6 8 0 5 8 2 T Y P F R O N T R I G H T S U P P L Y R E T U R N When fastening ductwork to side duct flanges on unit insert screws through duct flanges only DO NOT insert screws through casing Outdoor duct wor...

Страница 14: ...led THERMOSTAT WIRING The thermostat should be located on an inside wall approxi mately 56 inches above the floor where it will not be subject to drafts sun exposure or heat from electrical fixtures or appliances Follow the manufacturer s instructions enclosed with thermostat for general installation procedure Seven 7 color coded insulated wires should be used to connect the thermostat to the unit...

Страница 15: ...s unit does not require a heat pump thermostat It is designed to work with a standard two stage cool two stage heat thermostat however the ther mostat must provide a G signal when there is a call for W1 Avoid damage to internal components if drilling holes for disconnect mounting When connecting electrical power and control wiring to the unit water proof connectors must be used so that water or mo...

Страница 16: ...R O L B O A R D T S T A T R H R C The thermostat must provide a G signal when there is a call for W1 The unit control board will energize the indoor blower when the compressors are energized however if the thermostat calls for W2 during the anti short cycle delay the electric heat when installed will be energized immediately upon the call for W2 FIGURE 19 FIELD WIRING DISCONNECT ...

Страница 17: ...wr Conv Outlet Electric Heater Model No Max Fuse Size Amps Voltage Compressors OD Fan Motors Supply Blower Motor FLA TABLE 10 ELECTRICAL DATA BP078 6 1 2 TON HP WITH PWRD CONVENIENCE OUTLET RLA LRA FLA 1 5 2 1 5 2 1 5 2 1 5 2 1 5 2 ea ea ea HP HP HP HP HP HP HP HP HP HP None 43 0 45 0 48 5 50 5 60 60 60 60 2TP04520925 6 8 18 9 66 6 68 6 72 1 74 1 80 80 80 80 2TP04521825 13 5 37 5 89 9 91 9 95 4 97...

Страница 18: ...odel No Voltage Compressors OD Fan Motors 8 2 10 9 5 5 0 0 6 4 42 0 0 8 4 1 5 3 2 2 0 0 5 1 34 0 0 6 3 6 4 1 1 8 0 0 TABLE 12 ELECTRICAL DATA BP090 7 1 2 TON HP WITH PWRD CONVENIENCE OUTLET RLA LRA FLA ea ea ea None 47 1 49 8 52 6 55 3 50 60 60 60 2TP04540925 6 8 18 9 70 7 73 4 76 2 78 9 80 80 80 80 2TP04541825 13 5 37 5 93 9 96 6 99 4 102 1 100 100 100 110 2TP04542425 18 50 0 109 5 112 2 115 0 11...

Страница 19: ... Pwr Conv Outlet Electric Heater Model No Max Fuse Size Amps Voltage Compressors OD Fan Motors Supply Blower Motor FLA TABLE 14 ELECTRICAL DATA BP102 8 1 2 TON HP WITH PWRD CONVENIENCE OUTLET RLA LRA FLA 2 3 2 3 2 3 2 3 2 3 ea ea ea HP HP HP HP HP HP HP HP HP HP None 58 3 61 0 63 8 66 5 70 70 70 80 2TP04520925 6 8 18 9 81 9 84 6 87 4 90 1 90 90 90 100 2TP04521825 13 5 37 5 105 1 107 8 110 6 113 3 ...

Страница 20: ...or Pwr Conv Outlet Electric Heater Model No Max Fuse Size Amps Voltage Compressors OD Fan Motors Supply Blower Motor FLA TABLE 16 ELECTRICAL DATA BP120 10 TON HP WITH PWRD CONVENIENCE OUTLET RLA LRA FLA 2 3 2 3 2 3 2 3 2 3 ea ea ea HP HP HP HP HP HP HP HP HP HP None 61 2 63 9 66 7 69 4 70 70 80 80 2TP04521825 13 5 37 5 108 0 110 7 113 5 116 2 110 125 125 125 2TP04522425 18 0 50 0 123 7 126 4 129 2...

Страница 21: ...or Pwr Conv Outlet Electric Heater Model No Max Fuse Size Amps Voltage Compressors OD Fan Motors Supply Blower Motor FLA TABLE 18 ELECTRICAL DATA BP150 12 1 2 TON HP W PWRD CONVENIENCE OUTLET RLA LRA FLA 3 5 3 5 3 5 3 5 3 5 ea ea ea HP HP HP HP HP HP HP HP HP HP None 70 4 75 6 75 9 81 1 80 90 90 100 2TP04521825 13 5 37 5 117 3 122 5 122 8 128 0 125 125 125 150 2TP04522425 18 0 50 0 132 9 138 1 138...

Страница 22: ...P 1 1 2 2 2 2 3 Motor Optional HP 2 3 3 3 5 Evaporator Coil Rows 3 3 3 4 4 Fins per Inch 15 15 15 15 15 Height in 40 32 40 40 40 Face Area ft 2 each 13 2 10 6 13 2 13 2 13 2 Condenser Fan 2 per Unit Propeller Dia in each 24 24 24 24 24 Motor HP each 1 3 1 3 3 4 3 4 3 4 CFM Nominal each 1700 1700 2200 2200 2200 Condenser Coil 2 per unit Rows each 1 2 2 2 2 Fins per Inch 20 20 20 20 20 Height in eac...

Страница 23: ...MINIMUM POSITION ADJUSTMENT Check that the damper blades move smoothly without binding carefully turn the Minimum Position Adjust screw found on the damper control module fully clock wise and then set the thermostat indoor fan switch to the ON position and then OFF or energize and de energize terminals R to G With the thermostat set to the indoor fan ON position or terminals R to G energized turn ...

Страница 24: ...rt 2AQ04700424 Replace the top rear access panel on the unit FIGURE 20 ENTHALPY SET POINT CHART 40 4 70 21 50 10 55 13 60 16 65 18 35 2 45 7 75 24 80 27 35 2 40 4 45 7 50 10 55 13 60 16 65 18 70 21 75 24 80 27 85 29 85 29 90 32 90 32 105 41 110 43 100 38 95 35 95 35 100 38 105 41 110 43 APPROXIMATE DRY BULB TEMPERATURE 0 F 0 C D D C C B B A A CONTROL CURVE CONTROL POINT APPROX 0 F 0 C AT 50 RH A D...

Страница 25: ...elt should be adjusted as shown in Figure 22 Scroll compressors require proper rotation to oper ate correctly Units are properly phased at the fac tory Do not change the internal wiring to make the blower condenser fans or compressor rotate cor rectly TABLE 21 SUPPLY AIR LIMITATIONS Unit Size Minimum Maximum 078 1950 3250 090 2250 3750 102 2250 4250 120 3000 5000 150 3750 6250 FIGURE 22 BELT ADJUS...

Страница 26: ...ng of the variable pitch motor sheave where 0 Turns Open is fully closed W Watts TABLE 23 6 1 2 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE ESP TURNS OPEN 0 1 2 3 4 5 CFM W BHP CFM W BHP CFM W BHP CFM W BHP CFM W BHP CFM W BHP 0 4 3489 1553 1 67 0 6 3394 1641 1 76 3101 1407 1 51 0 8 3623 2009 2 15 3323 1742 1 87 2971 1477 1 58 2607 1241 1 33 1 0 3643 2150 2 31 3224 1820 1 95 2889 1569 1 68 246...

Страница 27: ...127421 YIM C 0606 Unitary Products Group 27 TABLE 24 7 1 2 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE1 ...

Страница 28: ... 1 1 3065 1312 2167 2 3 2795 1261 1844 2 0 2558 1209 1602 1 7 2259 1155 1318 1 4 1954 1101 1095 1 2 1 2 2799 1315 1977 2 1 2458 1264 1675 1 8 2223 1212 1408 1 5 1780 1159 1084 1 2 1 4 2401 1320 1775 1 9 2098 1269 1487 1 6 1 6 1940 1325 1514 1 6 1 Blower performance includes two inch throwaway filters 2 ESP External Static Pressure given is that available for the supply and return air duct system A...

Страница 29: ... 1 63 1 0 4317 2968 3 18 4175 2677 2 87 3803 2276 2 44 3427 1905 2 04 2987 1577 1 69 2710 1355 1 45 1 2 4243 2918 3 13 3869 2486 2 67 3451 2089 2 24 2882 1669 1 79 1 4 3977 2743 2 94 3408 2225 2 39 3051 1888 2 03 1 6 3518 2467 2 65 2790 1927 2 07 2604 1679 1 80 1 8 2868 2125 2 28 Blower performance includes two inch throwaway filters ESP External Static Pressure given is that available for the sup...

Страница 30: ...2 90 3815 2647 2 84 1 2 4164 2947 3 16 3889 2592 2 78 1 4 3910 2787 2 99 Blower performance includes two inch throwaway filters ESP External Static Pressure given is that available for the supply and return air duct system All internal resistances have been deducted from the total static pressure of the blower Turns Open refers to the setting of the variable pitch motor sheave where 0 Turns Open i...

Страница 31: ...fers to the setting of the variable pitch motor sheave where 0 Turns Open is fully closed W Watts TABLE 33 6 1 2 TON OPTIONAL MOTOR SIDE SHOT BLOWER PERFORMANCE ESP TURNS OPEN 0 1 2 3 4 5 CFM W BHP CFM W BHP CFM W BHP CFM W BHP CFM W BHP CFM W BHP 0 6 3597 1598 1 71 0 8 3503 1689 1 81 3172 1430 1 53 1 0 3406 1778 1 91 3032 1497 1 61 2248 1143 1 23 1 2 3327 1866 2 00 2926 1578 1 69 2160 1217 1 31 1...

Страница 32: ...85 1063 1241 1 3 2108 1015 1035 1 1 1746 965 851 0 9 1 2 2809 1209 1793 1 9 2645 1162 1595 1 7 2333 1115 1325 1 4 2002 1066 1114 1 2 1624 1017 886 2 1 0 1 4 2580 1212 1701 1 8 2340 1165 1455 1 6 1951 1118 1176 1 3 1 Blower performance includes two inch throwaway filters 2 ESP External Static Pressure given is that available for the supply and return air duct system All internal resistances have be...

Страница 33: ...127421 YIM C 0606 Unitary Products Group 33 TABLE 35 7 1 2 TON OPTIONAL MOTOR SIDE SHOT BLOWER PERFORMANCE1 ...

Страница 34: ...3 1996 2 14 3080 1613 1 73 2564 1307 1 40 1 4 4097 2632 2 82 3691 2210 2 37 2980 1706 1 83 1 6 4211 2896 3 11 3571 2313 2 48 3003 1869 2 00 1 8 3776 2623 2 81 2591 1849 1 98 2 0 2674 2038 2 19 Blower performance includes two inch throwaway filters ESP External Static Pressure given is that available for the supply and return air duct system All internal resistances have been deducted from the tota...

Страница 35: ...for the supply and return air duct system All internal resistances have been deducted from the total static pressure of the blower Turns Open refers to the setting of the variable pitch motor sheave where 0 Turns Open is fully closed W Watts TABLE 40 12 1 2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE ESP TURNS OPEN 0 1 2 3 4 5 CFM W BHP CFM W BHP CFM W BHP CFM W BHP CFM W BHP CFM W BHP 0 4 520...

Страница 36: ... Static Pressure given is that available for the supply and return air duct system All internal resistances have been deducted from the total static pressure of the blower Turns Open refers to the setting of the variable pitch motor sheave where 0 Turns Open is fully closed W Watts TABLE 42 INDOOR BLOWER SPECIFICATIONS MODEL MOTOR MOTOR SHEAVE BLOWER SHEAVE BELT HP RPM Eff SF Frame Datum Dia in Bo...

Страница 37: ...PLY AIR DRIVE ADJUSTMENT 6 After readings have been obtained remove the tubes and replace the dot plugs METHOD TWO 1 Drill two 5 16 inch holes one in the return air duct as close to the inlet of the unit as possible and another in the supply air duct as close to the outlet of the unit as possible 2 Using the holes drilled in step one insert eight inches of 1 4 inch metal tubing into the airflow of...

Страница 38: ...0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 Airflow CFM Dry Coil Delta P IWG 10T HP 12 5T HP 6 5T HP 8 5T HP FIGURE 24 DRY COIL DELTA P 42 CABINET PREDATOR 42 TALL CABINET INDOOR COIL PRESSURE DROP VS AIRFLOW 0 2 0 25 0 3 0 35 0 4 0 45 0 5 0 55 2000 2500 3000 3500 4000 4500 Airflow CFM Dry Coil Delta P IWG 7 5T HP ...

Страница 39: ... the required DD for the new motor sheave 4 000 CFM 3 800 CFM Use Table 46 to locate the DD nearest to 4 21 in Close the sheave to 1 turn open New BHP 3 Speed increase BHP at 3 800 CFM 3 Speed increase Original BHP New BHP New motor Amps 3 Speed increase Amps at 3 800 CFM 3 Speed increase Original Amps New Amps Before making any blower speed changes review the installation for any installation err...

Страница 40: ...ues from the available external static pressure shown in the respective Blower Performance Table The pressure drop through the economizer is greater for 100 outdoor air than for 100 return air If the resistance of the return air duct system is less than 0 25 IWG the unit will deliver less CFM during full economizer operation TABLE 45 ADDITIONAL STATIC RESISTANCE 42 CABINET CFM Cooling Only Economi...

Страница 41: ...leting the specified fan on delay for cooling the UCB will energize the blower motor When the thermostat calls for the second stage of cooling the low voltage control circuit from R to Y2 is completed The control board energizes the first available compressor If free cooling is being used for the first stage of cooling com pressor 1 is energized If compressor 1 is active for first stage cooling or...

Страница 42: ...mit switch opens the UCB will de energize the associated compressor initiate the ASCD Anti short cycle delay and if the other compressor is idle stop the condenser fans If the call for cooling is still present at the conclusion of the ASCD the UCB will re energize the halted compressor Should a high pressure switch open three times within two hours of operation the UCB will lock out the associated...

Страница 43: ... associated with errors within the system Refer to UNIT CONTROL BOARD FLASH CODES Table 55 RESET Remove the call for cooling by raising thermostat setting higher than the conditioned space temperature This resets any pressure or freezestat flash codes HEATING SEQUENCE OF OPERATION When the thermostat calls for the first stage of heating the low voltage control circuit is completed between R and W1...

Страница 44: ...mperature limit the indoor blower motor is immediately energized This limit is monitored regardless of unit operation status i e the limit is monitored at all times If the temperature limit opens three times within one hour it will lock on the indoor blower motor and a flash code is initi ated See Table 55 SAFETY CONTROLS The UCB monitors the temperature limit switch of electric heat units The con...

Страница 45: ...inutes 4 The second stage of the thermostat will energize second stage compressor if needed POST START CHECK LIST 1 Verify proper system pressures for both circuits 2 Measure the temperature drop across the evaporator coil SUPERHEAT CHARGING METHOD Use this method if the unit is equipped with an orifice type metering device To determine if the system is properly charged connect a gauge set to the ...

Страница 46: ...56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 92 6 55 57 59 71 73 65 67 69 71 73 75 77 79 81 83 85 87 89 From TMP chart TABLE 51 COOLING SUPERHEAT 6 1 2 TON HEAT PUMP OUTDOOR TEMP F SUCTION SUPERHEAT F INDOOR WB TEMP F 55 57 59 61 63 65 67 69 71 73 75 65 34 5 34 8 35 1 35 4 35 6 35 9 36 2 37 0 37 7 38 5 39 2 70 32 5 32 9 33 3 33 7 34 1 34 5 34 9 35 8 36 7 37 5 38 4 75 30 4 31 0 31 5 32 0 32 5 33 0 ...

Страница 47: ...34 1 105 6 9 8 4 9 9 11 5 13 0 14 5 16 1 20 1 24 1 28 1 32 1 110 5 9 6 7 7 5 8 3 9 1 9 8 10 6 15 5 20 4 25 3 30 2 115 5 0 5 1 5 1 5 2 5 2 11 0 16 7 22 5 28 2 TABLE 53 COOLING SUPERHEAT 8 1 2 10 TON HEAT PUMP OUTDOOR TEMP F SUCTION SUPERHEAT F INDOOR WB TEMP F 55 57 59 61 63 65 67 69 71 73 75 65 29 9 31 5 33 1 34 7 36 3 37 9 39 5 39 5 39 5 39 5 39 5 70 25 5 27 1 28 7 30 4 32 0 33 6 35 2 35 8 36 3 3...

Страница 48: ...e the UCB TEST RESET button once Flash codes that do and do not represent alarms are listed in Table 55 TABLE 54 COOLING SUPERHEAT 12 5 TON HEAT PUMP OUTDOOR TEMP F SUCTION SUPERHEAT F INDOOR WB TEMP F 55 57 59 61 63 65 67 69 71 73 75 65 10 2 12 3 14 4 16 4 18 5 20 5 22 6 24 9 27 2 29 4 31 7 70 9 6 11 5 13 3 15 2 17 1 18 9 20 8 23 3 25 8 28 3 30 8 75 9 0 10 7 12 3 14 0 15 7 17 4 19 0 21 7 24 4 27 ...

Страница 49: ...ockout Off Off On On On 8 Flashes FS2 Compressor Lockout Off On Off Off Off 9 Flashes Ignition Control Locked Out Ignition Control Failure Off On Off Off On 10 Flashes Compressors Locked Out on Low Outdoor Air Temperature Flashing On Off On Off 11 Flashes Compressors locked out because the Economizer is using free Cooling Flashing On Off On On 12 Flashes Unit Locked Out due to Fan Overload Switch ...

Страница 50: ... If installed check the position of the economizer blades If the blades are open the economizer is providing free cooling and the compressors will not immediately oper ate If both stages of cooling are requested simulta neously and the economizer provides free cooling following a short delay compressor 1 will be energized unless it is locked out If compressor 1 is locked out compressor 2 is energi...

Страница 51: ...or replace the UCB On calls for the second stage of cooling the supply air blower motor and compressor 1 are operating but compressor 2 is not the room thermostat fan switch is in the AUTO position 1 If installed check the position of the economizer blades If the blades are open the economizer is providing free cooling If the second stage of cooling is requested fol lowing a short delay compressor...

Страница 52: ... present at the UCB Y1 terminal the UCB may have faulted Check for 24 volts at the Y1 ECON terminal If 24 volts is not present at Y1 ECON the UCB has faulted The UCB should de energize all compressors on a loss of call for the first stage of cool ing i e a loss if 24 volts at the Y1 terminal 8 If 24 volts are present at the UCB Y1 terminal the compres sor may be out due to an open high pressure sw...

Страница 53: ...izers the UCB is programmed to lock out compressor operation when the LAS set point is reached For units without factory installed or with field installed economizers the UCB allows compressor operation all the time This programming can be checked or changed by the local distributor 14 If none of the above corrected the error test the integrity of the UCB Disconnect the C1 terminal wire and jumper...

Страница 54: ...127421 YIM C 0606 54 Unitary Products Group ...

Страница 55: ...127421 YIM C 0606 Unitary Products Group 55 ...

Страница 56: ...ct to change without notice Printed in U S A 127421 YIM C 0606 Copyright 2006 by Unitary Products Group All rights reserved Supersedes 127421 YIM B 0206 Unitary 5005 Norman Products York OK Group Drive 73069 ...

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