Unitary products group DJ 060 Скачать руководство пользователя страница 46

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175615-YIM-A-0306

Unitary Products Group

CHARGING THE UNIT

These units will be charged using the superheat

method. Superheat charging data is shown in Tables

34 and 35. When charging each system, superheat

data should be taken at the compressor inlet.

The DJ060 uses a TXV. Charge the unit to 12°F subcooling.

TABLE 34: DJ036 COOLING SUPERHEAT CHARGING TABLE

OUTDOOR TEMP

(°F)

SUPERHEAT AT COMPRESSOR SUCTION (°F)

AIRFLOW=1200 CFM

INDOOR WET BULB TEMPERATURE (°F)

32.2 32.6 33.0 33.4 33.8 34.2 34.6 35.4 36.3 36.7 37.1

23.3 24.7 26.1 27.5 28.9 30.3 31.7 32.8 33.9 34.5 35.0

14.3 16.8 19.2 21.6 24.0 26.4 28.8 30.2 31.6 32.3 32.9

5.4 8.8 12.2 15.7 19.1 22.5 25.9 27.6 29.2 30.0 30.9

5.3 9.7 14.2 18.6 23.0 24.9 26.8 27.8 28.8

7.6 11.2 14.7 18.3 21.1 23.9 25.4 26.8

5.5 8.1 10.8 13.5 17.3 21.0 22.9 24.8

100

6.3 8.3 10.3 14.0 17.8 19.7 21.6

105

5.7 7.0 10.8 14.6 16.5 18.4

110

7.6 11.4 13.3 15.2

115 -

8.2

10.1

12.0

TABLE 35: DJ048 COOLING SUPERHEAT CHARGING TABLE

OUTDOOR TEMP

(°F)

SUPERHEAT AT COMPRESSOR SUCTION (°F)

AIRFLOW=1600 CFM

INDOOR WET BULB TEMPERATURE (°F)

36.9 37.0 37.1 37.2 37.3 37.4 37.5 37.7 37.8 37.9 38.0

31.1 31.8 32.5 33.1 33.8 34.5 35.1 35.5 35.9 36.1 36.3

25.4 26.6 27.8 29.1 30.3 31.5 32.8 33.4 34.0 34.3 34.6

19.6 21.4 23.2 25.0 26.8 28.6 30.4 31.2 32.1 32.5 32.9

13.8 16.2 18.6 20.9 23.3 25.6 28.0 29.1 30.2 30.7 31.2

6.9 9.5 12.1 14.7 17.3 19.9 22.6 25.1 27.6 28.8 30.1

5.7 8.5 11.4 14.2 17.1 21.0 24.9 26.9 28.9

100

5.0 7.1 9.3 11.4 13.5 16.6 19.6 21.2 22.7

105

5.8 7.1 8.5 9.9 12.1 14.3 15.4 16.5

110

5.0 5.7 6.3 7.6 9.0 9.7 10.3

115

Содержание DJ 060

Страница 1: ...RE 6 INSTALLATION 7 OPERATION 34 START UP COOLING 40 START UP GAS HEAT 40 TROUBLESHOOTING 43 SEE THE FOLLOWING PAGE 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 in...

Страница 2: ...WER EXHAUST 35 MOTORIZED OUTDOOR AIR DAMPERS 35 COOLING OPERATION ERRORS 35 HIGH PRESSURE LIMIT SWITCH 35 LOW PRESSURE LIMIT SWITCH 35 FREEZESTAT 36 LOW AMBIENT COOLING 36 SAFETY CONTROLS 36 COMPRESSOR PROTECTION 36 FLASH CODES 36 RESET 36 ELECTRIC HEATING SEQUENCE OF OPERATIONS 37 SAFETY CONTROLS 37 RESET 37 HEAT ANTICIPATOR SETPOINTS 37 GAS HEATING SEQUENCE OF OPERATION 38 TWO STAGE FURNACE ONLY...

Страница 3: ...L MODELS 18 7 DJ 4 AND 6 POINT LOADS WEIGHT DISTRIBUTION 18 8 DJ PHYSICAL DATA 19 9 DJ OPERATING WEIGHTS LBS 19 10 ELECTRICAL DATA DJ036 048 060 BELT DRIVE W O POWERED OUTLET 20 11 ELECTRICAL DATA DJ036 048 060 BELT DRIVE WITH POWERED CONVENIENCE OUTLET 22 12 ELECTRIC HEAT CORRECTION FACTORS 24 13 VOLTAGE LIMITATIONS 24 14 UTILITIES ENTRY 27 15 MINIMUM CLEARANCES 27 16 DJ036 BLOWER PERFORMANCE SID...

Страница 4: ...condition ing equipment can be hazardous Only qualified trained service personnel should install repair main tain or service this equipment Observe all precautions in the literature on labels and tags accompanying the equipment whenever working on air conditioning equipment Be sure to follow all other safety precautions that apply Wear safety glasses and work gloves and follow all safety codes Use...

Страница 5: ... For use with natural gas or propane gas The installer should pay particular attention to the words NOTE CAUTION and WARNING Notes are intended to clarify or make the installation easier Cau tions are given to prevent equipment damage Warn ings are given to alert installer that personal injury and or equipment damage may result if installation proce dure is not handled properly This product must b...

Страница 6: ...tions 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 Outlet Options SS Drain Pan Configuration Options not required for all units These four digits will not be assigned until a quote is requested or an order placed CPC Controller DFS APS Johnson Controller DFS APS Honeywell Controller DFS APS Novar Controller DFS APS Simplicity Intel...

Страница 7: ...o 70 National Fuel Gas Code Z223 1 Gas Fired Central Furnace Standard ANSI Z21 47a Local gas utility requirements In Canada Current Canadian Electrical Code C22 1 Current Gas Installation Codes CSA B149 1 Local plumbing and waste water codes Other applicable local codes Refer to the Unit Application Data Table 1 and to the Gas Heat Application Data Table 4 If components are to be added to a unit t...

Страница 8: ...avity CLEARANCES All units require certain clearances for proper operation and service Installer must make provisions for ade quate combustion and ventilation air in accordance with Section 5 3 Air for Combustion and Ventilation of the National Fuel Gas Code ANSI Z223 1 in U S A or Sections 7 2 7 3 or 7 4 of Gas Installation Codes CSA B149 1 in Canada and or applicable provisions of the local buil...

Страница 9: ...moved after the unit is set in place See Figure 2 FILTERS One inch or two inch filters can be supplied with each unit Filters must always be installed ahead of the evaporator coil and must be kept clean or replaced with same size and type Dirty filters will reduce the capacity of the unit and will result in frosted coils or safety shut down Minimum filter area and required sizes are shown in Physi...

Страница 10: ...LED 1 LED 2 COM A1 A2 T T B R Y1 Y2 G C X OCC W2 W1 THERMOSTAT1 TERMINALS UNIT TERMINAL STRIP TB1 24 VOLT TRANSFORMER TO REMOTE SENSOR 2TH040702224 IF USED NOT USED ADD JUMPER ADD JUMPER 4 4 3 2 1 ELECTRONIC PROGRAMMABLE THERMOSTAT 2ET04700224 INCLUDES SUBBASE 2 SECOND STAGE COOLING IS NOT REQUIRED ON UNITS LESS ECONOMIZER 3 SECOND STAGE HEATING IS ONLY REQUIRED ON UNITS WITH A TWO STAGE ELECTRIC ...

Страница 11: ...r local codes If any of the wire supplied with the unit must be replaced replacement wire must be of the type shown on the wiring diagram and the same minimum gauge as the replaced wire Use copper conductors properly sized to carry the load Each unit must be wired with a separate branch circuit fed directly from the meter panel and properly fused Refer to the Typical Field Wiring Figure 3 and to t...

Страница 12: ...IMITATIONS UNIT MODEL SIZE NOMINAL TONS VOLTAGE MINIMUM SUPPLY AIR CFM HEATER SIZE NOMINAL KW 5 7 10 15 20 30 3 208 230 1 60 1100 1100 1200 1200 1300 208 230 3 60 1100 1100 1200 1200 1300 460 3 60 1100 1200 1200 1300 575 3 60 1200 1200 1300 4 208 230 1 60 1300 1300 1300 1300 1300 208 230 3 60 1300 1300 1300 1300 1300 460 3 60 1300 1300 1300 1300 575 3 60 1300 1300 1400 5 208 230 1 60 1600 1600 160...

Страница 13: ...n the unit should be sealed to prevent water from leaking into the building Gas piping recommendations 1 A drip leg and a ground joint union must be installed in the gas piping 2 When required by local codes a manual shut off valve may have to be installed outside of the unit 3 Use wrought iron or steel pipe for all gas lines Pipe compound should be applied sparingly to male threads only 4 All pip...

Страница 14: ...ad Maintaining proper gas pressure depends on three main factors 1 The vaporization rate depends on a the tempera ture of the liquid and b the wetted surface area of the container or containers 2 The proper pressure regulation Two stage regula tion is recommended from the standpoint of both cost and efficiency 3 The pressure drop in the lines between regulators and between the second stage regulat...

Страница 15: ...MPER AND RAIN HOOD The instruction for the optional economizer motorized damper and rain hood can be found in form 035 07364 000 Use these instructions when field assem bling an economizer rain hood onto a unit The outdoor and return air dampers the damper actuator the damper linkage the outdoor and return air divider baf fles and all the control sensors are factory mounted as part of the Factory ...

Страница 16: ...ITH OUT POWER EXHAUST With no power exhaust option adjust the Exhaust Air Adjustment Screw fully clockwise With power exhaust option each building pres surization requirement will be different The point at which the power exhaust comes on is determined by the economizer damper position Percent Open The Exhaust Air Adjustment Screw should be set at the Percent Open of the economizer damper at which...

Страница 17: ... D C C B B A A CONTROL CURVE CONTROL POINT APPROX 0 F 0 C AT 50 RH A D C B 63 17 73 23 70 21 67 19 FIGURE 8 HONEYWELL ECONOMIZER CONTROL W7212 N1 N P1 P EXH Set EXH Min Pos IAQ Max IAQ IAQ Min Free Cool T T1 AQ1 AQ SO SO SR SR A B C D TR TR1 24 Vac HOT 24 Vac COM EF EF1 2 3 4 5 1 Exhaust Air Adjustment Screw Exhaust Air LED Damper Min Position Screw Indoor Air Quality Max Adjustment Screw Indoor A...

Страница 18: ... C D A B C D E F DJ036 Cooling Electric 575 132 125 155 164 89 85 82 102 106 110 DJ036N04 615 141 133 166 175 95 91 88 110 114 118 DJ036D06 625 143 135 168 178 96 93 89 111 115 120 DJ036N08 635 145 138 171 181 98 94 91 113 117 122 DJ036D10 645 148 140 174 184 99 96 92 115 119 124 DJ048 Cooling Electric 585 134 127 158 167 90 87 84 104 108 112 DJ048 D N 06 635 145 138 171 181 98 94 91 113 117 122 D...

Страница 19: ... Fins Per Inch 18 18 18 Face Area Ft 2 17 1 17 1 17 1 COMPRESSOR Quantity 1 1 1 Type Recip Recip Scroll AIR FILTERS Quantity Per Unit 15 X 20 X 1 or 2 2 2 2 Quantity Per Unit 14 X 25 X 1 or 2 1 1 1 Total Face Area Ft 2 6 3 6 3 6 3 CHARGE Refrigerant 22 lbs oz 9 4 9 8 11 0 TABLE 9 DJ OPERATING WEIGHTS LBS MODEL SIZE 3 TON 4 TON 5 TON BASIC UNIT DJ Cooling Only 575 585 590 DJ Gas Electric N04 615 N0...

Страница 20: ... 15 2CE045107462 6 8 8 2 13 5 15 2CE045110462 10 1 12 1 18 4 20 2CE045115462 13 6 16 4 23 7 25 2CE045120462 19 5 23 5 32 6 35 575 3 60 3 2 26 0 1 3 2 0 0 0 None 7 0 15 2CE04511058 10 6 10 2 15 2 20 2CE04511558 15 9 15 3 21 6 25 2CE04512058 21 2 20 4 28 0 30 DJ048 208 1 60 15 4 86 0 2 3 7 6 0 0 None 29 1 35 2CE04510506 4 0 19 2 33 5 40 2CE04510706 5 6 26 9 43 2 45 2CE04511006 8 0 38 5 57 6 60 2CE04...

Страница 21: ...29 1 35 2CE04511025 8 0 22 2 34 3 45 2CE04511525 11 9 33 0 47 8 50 2CE04512025 15 9 44 1 61 7 70 2CE04513025 22 2 61 6 83 5 90 230 3 60 17 3 123 0 2 3 5 2 0 0 None 29 1 35 2CE045105252 5 3 12 7 29 1 35 2CE045107252 7 5 18 0 29 1 35 2CE04511025 10 6 25 5 38 4 45 2CE04511525 15 9 38 2 54 3 60 2CE04512025 21 2 51 0 70 2 80 2CE04513025 29 6 71 2 95 5 100 460 3 60 8 4 70 0 1 3 2 6 0 0 None 14 4 20 2CE0...

Страница 22: ...e 15 3 20 2CE045107462 6 8 8 2 19 7 20 2CE045110462 10 1 12 1 24 7 25 2CE045115462 13 6 16 4 29 9 30 2CE045120462 19 5 23 5 38 8 40 575 3 60 3 2 26 0 1 3 2 0 4 0 None 11 2 15 2CE04511058 10 6 10 2 20 2 25 2CE04511558 15 9 15 3 26 6 30 2CE04512058 21 2 20 4 33 0 35 DJ048 208 1 60 15 4 86 0 2 3 7 6 10 0 None 39 1 50 2CE04510506 4 0 19 2 46 0 50 2CE04510706 5 6 26 9 55 7 60 2CE04511006 8 0 38 5 70 1 ...

Страница 23: ...1 50 2CE04511025 8 0 22 2 46 8 50 2CE04511525 11 9 33 0 60 3 70 2CE04512025 15 9 44 1 74 2 80 2CE04513025 22 2 61 6 96 0 100 230 3 60 17 3 123 0 2 3 5 2 10 0 None 39 1 50 2CE045105252 5 3 12 7 39 1 50 2CE045107252 7 5 18 0 41 6 50 2CE04511025 10 6 25 5 50 9 60 2CE04511525 15 9 38 2 66 8 70 2CE04512025 21 2 51 0 82 7 90 2CE04513025 29 6 71 2 108 0 110 460 3 60 8 4 70 0 1 3 2 6 5 0 None 19 4 25 2CE0...

Страница 24: ...IPLIER 208 208 1 00 240 230 0 92 480 460 0 92 600 575 0 92 TABLE 13 VOLTAGE LIMITATIONS1 1 Utilization Range A in accordance with ARI Standard 110 POWER SUPPLY VOLTAGE MIN MAX 208 230 1 60 187 252 208 230 3 60 187 252 460 3 60 432 504 575 3 60 540 630 FIGURE 10 UNIT DIMENSIONS 3 5 TON COOLING ONLY ELECTRIC HEAT FRONT VIEW ...

Страница 25: ...175615 YIM A 0306 Unitary Products Group 25 FIGURE 11 UNIT DIMENSIONS 3 5 TON COOLING GAS HEAT FRONT VIEW FIGURE 12 UNIT WITH ECONOMIZER RAINHOOD DETAIL A ...

Страница 26: ...175615 YIM A 0306 26 Unitary Products Group FIGURE 13 UNIT WITH FIXED OUTDOOR AIR MOTORIZED DAMPER RAINHOOD DETAIL B FIGURE 14 UNIT DIMENSIONS REAR VIEW ...

Страница 27: ... located by the side in the insulation Control Wiring2 2 Do not remove the 2 knockout ring Side Bottom B 2 KO1 Power Wiring Side Bottom C 1 5 8 KO Gas Piping Front D 1 1 2 KO Gas Piping Bottom TABLE 15 MINIMUM CLEARANCES LOCATION CLEARANCE Front 24 Cooling Electric Heat 32 Gas Heat Rear 12 Less Economizer 36 With Economizer or Fixed Air Motorized Damper Left Side Filter Access 24 Less Economizer 3...

Страница 28: ...RFORMANCE W FIELD INSTALLED BLOWER SHEAVE SIDE FLOW CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP 0 2 2371 966 974 1 05 2123 904 845 0 91 1872 837 740 0 79 1618 765 657 0 71 0 3 2406 1023 1071 1 15 2162 967 919 0 99 1914 906 790 0 85 1663 839 684 0 73 1409 766 602 0 65 0 4 2458 1076 1202 1 29 2217 1025 1026 1 10 1972 969 873 0 94 1724 9...

Страница 29: ...BLOWER SHEAVE DOWN FLOW CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP 0 2 2522 1083 1084 1 16 2295 1024 933 1 00 2080 965 801 0 86 1878 907 688 0 74 1689 848 593 0 64 1512 790 516 0 55 0 3 2350 1084 1056 1 13 2122 1025 905 0 97 1908 967 772 0 83 1706 908 659 0 71 1516 850 564 0 61 1340 791 488 0 52 0 4 2194 1085 1020 1 09 1967 1027 870 ...

Страница 30: ... W FIELD INSTALLED BLOWER SHEAVE SIDE FLOW CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP 0 2 2570 1101 1263 1 36 2350 1036 1106 1 19 2130 971 947 1 02 1912 906 786 0 84 1695 840 623 0 67 0 3 2618 1166 1410 1 51 2396 1101 1255 1 35 2175 1036 1098 1 18 1956 971 939 1 01 1738 906 778 0 84 1521 840 616 0 66 0 4 2463 1167 1379 1 48 2241 1102...

Страница 31: ...E 23 DJ048 BLOWER PERFORMANCE W FIELD INSTALLED BLOWER SHEAVE DOWN FLOW CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP 0 2 2624 1171 1332 1 43 2390 1103 1133 1 22 2164 1035 957 1 03 1944 968 804 0 86 1731 901 674 0 72 1525 834 567 0 61 0 3 2483 1172 1296 1 39 2250 1104 1097 1 18 2024 1036 920 0 99 1804 969 767 0 82 1591 902 637 0 68 1385...

Страница 32: ... 2 1 4 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 CFM ESP IWG 0 Turns 4 Turns 3 Turns 2 Turns 1 Turn 5 Turns TABLE 25 DJ060 BLOWER PERFORMANCE DOWN FLOW CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP CFM RPM WATTS BHP 0 2 2624 1171 1332 1 43 2390 1103 1133 1 22 2164 1035 957 1 03 1944 968 804 0 86 1731 901 674 0 72 1525 834 567 0 61 0 3 2483 1172 1...

Страница 33: ...ing air upstream of any heating device TABLE 27 STATIC RESISTANCES DESCRIPTION RESISTANCE IWG CFM 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000 ECONOMIZER1 2 0 07 0 08 0 09 0 11 0 13 0 15 0 17 0 20 0 23 0 26 0 30 ELECTRIC 7 15 KW 0 04 0 05 0 06 0 07 0 08 0 10 0 12 0 14 0 16 0 19 0 22 HEATERS1 20 30 KW3 0 06 0 07 0 08 0 09 0 11 0 13 0 15 0 17 0 20 0 23 0 26 COOLING ONLY 0 08 0 10 0 12 0 14...

Страница 34: ...ss a dry coil the actual CFM through the unit can be determined from the curve in Pressure Drop vs Supply Air CFM Figure 17 After readings have been obtained remove the tubes and reinstall the two 5 16 dot plugs that were removed in Step 1 NOTE De energize the compressors before taking any test measurements to assure a dry indoor coil OPERATION SEQUENCE OF OPERATIONS OVERVIEW For these units the t...

Страница 35: ...ize Y1 If the compressor has satisfied its minimum run time the compressor and condenser fan are de energized Otherwise the unit operates the cooling sys tem until the minimum run times for the compressor has been completed After the compressor de energizes the blower is stopped following the elapse of the fan off delay for cooling and the economizer damper goes to the closed position If the unit ...

Страница 36: ...ost cycle will begin immediately following the elapse of the mini mum run time When operating in low ambient mode the UCB will not lockout the compressor due to a freezestat trip How ever a freezestat trip will de energize the compressor If the call for cooling is still present at the end of the ASCD and the freezestat has closed the unit will resume operation SAFETY CONTROLS The unit control boar...

Страница 37: ...the heating requirements of the conditioned space SAFETY CONTROLS The control circuit includes the following safety controls 1 Temperature Limit Switch TLS This control is located inside the heater compartment and is set to open at the temperature indicated in the Electric Heat Limit Control Setting Table 28 It resets auto matically The limit switch operates when a high temperature condition cause...

Страница 38: ...pera tion If a W1 and W2 call for heat is present then the furnace will remain on high fire operation until the W2 call for heat is satisfied Automatic staging of a two stage furnace using a single stage thermostat is possible To achieve automatic staging of a two stage furnace using a single stage thermostat a jumper is installed between R and W2 on the UCB with the single stage thermostat heat c...

Страница 39: ...blower heat ing off delay The gas valve is of the redundant type If for any rea son the main gas valve fails in the open position then the redundant valve ahead of the main gas valve will shut off the flow of gas to both the pilot and main gas valves CENTRIFUGAL SWITCH The centrifugal switch is mounted on the end of the draft motor and it is an integral part of the motor assembly On a call for hea...

Страница 40: ...33 7 Measure evaporator fan motor s amp draw 8 Set the room thermostat fan switch to off 9 Turn unit electrical power off OPERATING INSTRUCTIONS 1 Turn unit electrical power on 2 Set the room thermostat setting to lower than the room temperature 3 First stage compressors will energize after the built in time delay five minutes 4 The second stage of the thermostat will energize second stage compres...

Страница 41: ...eck the supply gas pressure It must be within the limits shown on rating nameplate Supply pressure should be checked with all gas appliances in the building at full fire At no time should the standby gas line pressure exceed 13 nor the operating pressure drop below 5 0 for natural gas units If gas pressure is outside these limits contact the local gas utility for corrective action This furnace is ...

Страница 42: ...e gas supply line just upstream of the unit gas valve and downstream from the main manual shut off valve 3 Remove the gas piping closure panel 4 Disconnect wiring to the gas valves and spark igni tors Remove the manifold burner gas valve assembly by lifting up and pulling back Burners are now accessible for service Reverse the above procedure to replace the assem blies Make sure that burners are l...

Страница 43: ...the hand on the 1 cubic foot dial to make a revolution with a 100 000 Btuh furnace running Using this information located 38 seconds in the first column in the table above Read across to the column headed 1 Cubic Foot where you will see that 95 cubic feet of gas per hour are consumed by the fur nace at that rate Multiply 95 X 1050 the Btu rating of the gas obtained from the local gas company The r...

Страница 44: ...t not at the UCB check for proper wiring between the thermostat and the UCB i e that the thermostat G terminal is connected to the G terminal of the UCB and for loose wiring 10 If the thermostat and UCB are properly wired replace the UCB On a call for cooling the supply air blower motor is operating but the compressor is not the room thermo stat fan switch is in the AUTO position 1 If installed ch...

Страница 45: ... is not present at the Y1 OUT terminal the UCB must be replaced 12 For units without economizers If 24 volts is present at the Y1 OUT terminal check for 24 volts at the Y1 ECON terminal If 24 volts is not present check for loose wiring from the Y1 OUT terminal to the Mate N Lock plug the jumper in the Mate N Lock plug and in the wiring from the Mate N Lock plug to the Y1 ECON terminal 13 For units...

Страница 46: ...9 7 14 2 18 6 23 0 24 9 26 8 27 8 28 8 90 7 6 11 2 14 7 18 3 21 1 23 9 25 4 26 8 95 5 5 8 1 10 8 13 5 17 3 21 0 22 9 24 8 100 6 3 8 3 10 3 14 0 17 8 19 7 21 6 105 5 7 7 0 10 8 14 6 16 5 18 4 110 7 6 11 4 13 3 15 2 115 8 2 10 1 12 0 TABLE 35 DJ048 COOLING SUPERHEAT CHARGING TABLE OUTDOOR TEMP F SUPERHEAT AT COMPRESSOR SUCTION F AIRFLOW 1600 CFM INDOOR WET BULB TEMPERATURE F 55 57 59 61 63 65 67 69 ...

Страница 47: ...230 250 270 290 60 65 70 75 80 85 90 95 100 105 Suction Pressure psig Discharge Pressure psig 65 F Outdoor 75 F Outdoor 85 F Outdoor 95 F Outdoor 105 F Outdoor 115 F Outdoor 130 150 170 190 210 230 250 270 290 310 65 70 75 80 85 90 95 100 Suction Pressure psig Discharge Pressure psig 65 F Outdoor 75 F Outdoor 85 F Outdoor 95 F Outdoor 105 F Outdoor 115 F Outdoor ...

Страница 48: ... 170 190 210 230 250 270 290 310 330 65 70 75 80 85 90 95 100 Suction Pressure psig Discharge Pressure psig 65 F Outdoor 105 F Outdoor 95 F Outdoor 85 F Outdoor 75 F Outdoor 115 F Outdoor Troubleshooting of components may require opening the electrical control box with the power connected to the unit Use extreme care when working with live circuits Check the unit nameplate for the correct line vol...

Страница 49: ...roken wire If no flashes are seen while gently moving the wires with the harness connected to the ICB then replace the ICB and verify proper operation of the furnace CENTRIFUGAL SWITCH The centrifugal switch is an integral part of the draft motor The centrifugal switch closes when the motor speed increases to 2500 rpm and opens when the motor speed descends to 2000 rpm If a flash code indicates th...

Страница 50: ...it the temperature in the fur nace to a safe level If a temperature higher than the preset limit is achieved due to low or no air flow through the furnace then the temperature limits opens and the ICB closes the gas valve and flashes code 6 The primary limit is automatic reset type while the aux iliary limit is manual reset type If either one opens then the ICB removes power to the gas valve and t...

Страница 51: ...he contacts of the M2 contactor and that the contactor is pulled in Check for loose wiring between the contactor and the sup ply air blower motor 3 If M2 is pulled in and voltage is supplied at M2 lightly touch the supply air blower motor housing If it is hot the motor may be off on inherent protec tion Cancel any thermostat calls and set the fan switch to AUTO wait for the internal overload to re...

Страница 52: ... its wiring If present at terminal 7 and not at terminal 5 of the draft motor relay then the relay is at fault If the mini mum voltage is present at terminal 5 of the draft motor relay then the draft motor is at fault The ignitor sparks at the pilot burner but the pilot does not ignite and a gas odor is detected at the draft motor outlet 1 Adjust the pilot adjust screw on the gas valve as describe...

Страница 53: ...ontrol Heart Beat Normal Operation 1 Flash Not Applicable 2 Flashes Control waiting ASCD1 1 These flash codes do not represent alarms 3 Flashes HPS1 Compressor Lock out 5 Flashes LPS1 Compressor Lock out 7 Flashes FS1 Compressor Lock out 9 Flashes Ignition Control Locked Out Ignition Control Failure Limit Switch Trip No Jumper Plug in Heat Section 10 Flashes Compressors Locked Out On Low Outdoor A...

Страница 54: ...175615 YIM A 0306 54 Unitary Products Group ...

Страница 55: ...175615 YIM A 0306 Unitary Products Group 55 ...

Страница 56: ...ct to change without notice Printed in U S A 175615 YIM A 0306 Copyright 2006 by Unitary Products Group All rights reserved Supersedes 170652 YIM A 1105 Unitary 5005 Norman Products York OK Group Drive 73069 ...

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