Johnson Controls Unitary Products YORK ZR Series Installation Manual Download Page 52

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403134-YIM-E-0311

Johnson Controls Unitary Products

Figure 28: ZR048 (4.0 Ton) Operating Pressures

Figure 29: ZR060 (5.0 Ton) Operating Pressures

4-Ton Operating Pressures

200

220

240

260

280

300

320

340

360

380

400

420

440

460

480

500

120

130

140

150

160

170

Suction Pressure (psig)

scharge P

ressure (psi

65 °F

Outdoor

75 °F

Outdoor

85 °F

Outdoor

105 °F

Outdoor

115 °F

Outdoor

95 °F

Outdoor

5-Ton Operating Pressure

220

240

260

280

300

320

340

360

380

400

420

440

460

480

500

520

540

120

125

130

135

140

145

150

155

160

165

170

Suction Pressure (psig)

scharge P

ressure (psi

65 °F

Outdoor

75 °F

Outdoor

85 °F

Outdoor

95 °F

Outdoor

105 °F

Outdoor

115 °F

Outdoor

Summary of Contents for YORK ZR Series

Page 1: ...lection 39 16 Indoor Blower Specifications Belt Drive 39 17 Power Exhaust Specifications 40 18 Additional Static Resistance 41 19 Electric Heat Limit Setting 44 20 Electric Heat Anticipator Setpoints...

Page 2: ...ng filters Observe all precautions in the literature labels and tags accompanying the equipment whenever working on air conditioning equipment Be sure to follow all other applicable safety precautions...

Page 3: ...ny applicable local state and national codes including but not limited to building electrical and mechanical codes The furnace and its individual shut off valve must be disconnected from the gas suppl...

Page 4: ...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 Outlet Options SS Drain Pan Configuration Options not requi...

Page 5: ...cal gas 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 unit appl...

Page 6: ...High efficiency compressor Knockout for side gas supply entry Simplicity control board Copper tube aluminum fin condensing coil Full perimeter baserails with forklift slots and lifting holes Table 1 Z...

Page 7: ...unit operation Rigging And Handling Exercise care when moving the unit Do not remove any packaging until the unit is near the place of installation Rig the unit by attaching chain or cable slings to t...

Page 8: ...ipping Operating X Y A B C D A B C D E F 036 3 0 580 575 40 20 132 125 155 164 89 85 82 102 106 110 048 4 0 590 585 40 20 134 127 158 167 90 87 84 104 108 112 060 5 0 595 590 40 20 135 128 159 168 91...

Page 9: ...03134 YIM E 0311 Johnson Controls Unitary Products 9 Figure 5 ZR036 060 Cooling Only Electric Heat Front View Physical Dimensions Figure 6 ZR036 060 Cooling Only Gas Heat Front View Physical Dimension...

Page 10: ...conomizer 36 With Economizer or Fixed Air Motorized Damper Left Side Filter Access 24 Less Economizer 36 With Economizer Right Side Cond Coil 24 Below Unit1 1 Units may be installed on combustible flo...

Page 11: ...oof Curb Table 5 ZR036 060 Utilities Entry Hole Opening Size Dia Used For A 7 8 KO1 1 Opening in the bottom to the unit can be located by the slice in the insulation Control Wiring2 2 Do not remove th...

Page 12: ...e 11 Condensate Drain Compressors The scroll compressor used in this product is specifically designed to operate with R 410A Refrigerant and cannot be interchanged The compressor also uses a polyolest...

Page 13: ...the same minimum gauge as the replaced wire A disconnect must be utilized for these units Factory installed disconnects are available If installing a disconnect field supplied or York International s...

Page 14: ...ostat should be located on an inside wall approximately 56 inch above the floor where it will not be subject to drafts sun exposure or heat from electrical fixtures or appliances Follow the manufactur...

Page 15: ...L BOARD TERMINAL STRIP 24 VOLT TRANSFORMER C C PROGRAMMABLE THERMOSTAT ONLY R G R G Y1 Y1 Y2 W1 W2 Y Y2 Minimum wire size of 18 AWG wire should be used for all field installed 24 volt wire 2 STAGE THE...

Page 16: ...460 3 60 6 4 45 0 10 0 1 3 2 6 0 0 None 11 9 15 E07 6 8 1 8 2 13 5 15 E10 10 1 1 12 1 18 4 20 E15 13 6 2 16 4 23 7 25 E20 19 5 2 23 5 32 6 35 575 3 60 5 4 38 0 8 5 1 3 2 0 0 0 None 9 8 15 E10 10 6 1...

Page 17: ...5 90 230 3 60 17 6 123 0 27 5 2 3 5 2 0 0 None 29 5 40 E05 5 3 1 12 7 29 5 40 E07 7 5 1 18 0 29 5 40 E10 10 6 1 25 5 38 4 45 E15 15 9 2 38 2 54 3 60 E20 21 2 2 51 0 70 2 80 E30 29 6 2 71 2 95 5 100 46...

Page 18: ...60 6 4 45 0 10 0 1 3 2 6 0 0 None 11 9 15 E07 6 8 1 8 2 13 5 15 E10 10 1 1 12 1 18 4 20 E15 13 6 2 16 4 23 7 25 E20 19 5 2 23 5 32 6 35 575 3 60 5 4 38 0 8 5 1 3 2 0 0 0 None 9 8 15 E10 10 6 1 10 2 1...

Page 19: ...60 9 6 70 0 15 0 1 3 4 1 0 0 None 17 4 25 E07 6 8 1 8 2 17 4 25 E10 10 1 1 12 1 20 3 25 E15 13 6 2 16 4 25 6 30 E20 19 5 2 23 5 34 4 35 E30 28 8 2 34 6 48 4 50 575 3 60 7 5 53 0 11 7 1 3 3 6 0 0 None...

Page 20: ...15 5 26 9 35 E10 8 0 1 22 2 35 3 40 E15 11 9 2 33 0 48 8 50 E20 15 9 2 44 1 62 7 70 230 3 60 12 8 95 0 20 0 2 3 6 0 0 0 None 24 3 30 E05 5 3 1 12 7 24 3 30 E07 7 5 1 18 0 30 1 35 E10 10 6 1 25 5 39 4...

Page 21: ...0 0 None 31 9 40 E05 4 0 1 11 1 31 9 40 E07 5 6 1 15 5 31 9 40 E10 8 0 1 22 2 37 3 45 E15 11 9 2 33 0 50 8 60 E20 15 9 2 44 1 64 7 70 E30 22 2 2 61 6 86 5 90 230 3 60 17 6 123 0 27 5 2 3 7 6 0 0 None...

Page 22: ...45 0 10 0 1 3 2 6 5 0 None 16 9 20 E07 6 8 1 8 2 19 7 20 E10 10 1 1 12 1 24 7 25 E15 13 6 2 16 4 29 9 30 E20 19 5 2 23 5 38 8 40 575 3 60 5 4 38 0 8 5 1 3 2 0 4 0 None 13 8 15 E10 10 6 1 10 2 20 2 25...

Page 23: ...6 0 100 230 3 60 17 6 123 0 27 5 2 3 5 2 10 0 None 39 5 50 E05 5 3 1 12 7 39 5 50 E07 7 5 1 18 0 41 6 50 E10 10 6 1 25 5 50 9 60 E15 15 9 2 38 2 66 8 70 E20 21 2 2 51 0 82 7 90 E30 29 6 2 71 2 108 0 1...

Page 24: ...0 6 4 45 0 10 0 1 3 2 6 5 0 None 16 9 20 E07 6 8 1 8 2 19 7 20 E10 10 1 1 12 1 24 7 25 E15 13 6 2 16 4 29 9 30 E20 19 5 2 23 5 38 8 40 575 3 60 5 4 38 0 8 5 1 3 2 0 4 0 None 13 8 15 E10 10 6 1 10 2 20...

Page 25: ...0 3 60 9 6 70 0 15 0 1 3 4 1 5 0 None 22 4 30 E07 6 8 1 8 2 22 4 30 E10 10 1 1 12 1 26 6 30 E15 13 6 2 16 4 31 8 35 E20 19 5 2 23 5 40 7 45 E30 28 8 2 34 6 54 7 60 575 3 60 7 5 53 0 11 7 1 3 3 6 4 0 N...

Page 26: ...5 39 4 45 E10 8 0 1 22 2 47 8 50 E15 11 9 2 33 0 61 3 70 E20 15 9 2 44 1 75 2 80 230 3 60 12 8 95 0 20 0 2 3 6 0 10 0 None 34 3 45 E05 5 3 1 12 7 35 9 45 E07 7 5 1 18 0 42 6 45 E10 10 6 1 25 5 51 9 60...

Page 27: ...6 10 0 None 41 9 50 E05 4 0 1 11 1 41 9 50 E07 5 6 1 15 5 41 9 50 E10 8 0 1 22 2 49 8 50 E15 11 9 2 33 0 63 3 70 E20 15 9 2 44 1 77 2 80 E30 22 2 2 61 6 99 0 100 230 3 60 17 6 123 0 27 5 2 3 7 6 10 0...

Page 28: ...2 4 3 5 3 5 3 5 4 5 3 5 No stages 1 1 2 2 1 1 2 2 1 1 2 2 Temperature Rise Range F 15 45 45 75 35 70 55 90 25 70 45 75 25 70 45 75 25 55 35 75 20 55 35 75 Gas Limit Setting F Direct Drive 240 170 210...

Page 29: ...1 Fan Size Inch 12 x 10 12 x 10 12 x 10 Type Centrifugal Centrifugal Centrifugal Motor Sheave 1VL44 1VP56 1VL44 1VP56 1VL44 1VP56 Blower Sheave AK64 AK66 AK56 AK61 AK56 AK56 Belt A37 A39 A36 A38 A36...

Page 30: ...Gas Heaters are shipped available for natural gas but can be converted to L P with Kit Model No 1NP0440 or 1NP0485 2 Stage All furnaces meet the latest California seasonal efficiency requirements 1 Ba...

Page 31: ...union must be installed in the gas piping 2 Where required by local codes a manual shut off valve must be installed outside of the unit 3 Use wrought iron or steel pipe for all gas lines Pipe dope sh...

Page 32: ...t and Combustion Air Hood Figure 16 The vent hood is installed by inserting the top flange of the hood into the slotted opening in the access panel and securing in place The products of combustion are...

Page 33: ...ed minimum damper position has been attained Enthalpy Set Point Adjustment The enthalpy set point may now be set by selecting the desired set point shown in the Enthalpy Set Point Adjustment Figure 17...

Page 34: ...er rotation If the blower is rotating backwards the line voltage at the unit point of power connection is misphased See PHASING Belt Tension The tension on the belt should be adjusted as shown in Figu...

Page 35: ...force to one belt at the midpoint of the span as shown Deflection distance of 4mm 5 32 is obtained To determine the deflection distance from normal position use a straight edge from sheave to sheave a...

Page 36: ...point on the appropriate supply air blower performance table Linear interpolation may be necessary 5 Noting the RPM and BHP from step 4 locate the appropriate motor and or drive on the RPM selection t...

Page 37: ...786 0 47 866 0 54 942 0 62 1016 0 71 1087 0 79 1155 0 88 1221 0 98 1284 1 07 1345 1 17 1200 733 0 44 817 0 52 896 0 60 973 0 68 1047 0 76 1118 0 85 1186 0 94 1252 1 03 1315 1 12 1376 1 22 1400 770 0 5...

Page 38: ...ANCE table for additional applications 2 See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP 3 kW BHP x 0 932 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6...

Page 39: ...38 349 1401 363 1363 376 1327 390 1286 403 1248 417 1207 430 4 MED HI 1430 263 1384 276 1342 290 1302 303 1259 316 1215 329 1168 343 1114 358 1044 374 3 MED 1287 208 1242 221 1199 234 1155 246 1108 25...

Page 40: ...that velocity pressure will not affect the static pressure readings 3 Using an inclined manometer determine the pressure drop across a dry evaporator coil Since the moisture on an evaporator coil may...

Page 41: ...run time the compressor and condenser fan de energize Otherwise the unit operates the cooling system until the minimum run time for the compressor has been completed After the compressor de energizes...

Page 42: ...e power exhaust operation Motorized Outdoor Air Dampers This system operation is the same as the units with no outdoor air options with one exception When the R to G circuit is complete the motorized...

Page 43: ...system Refer to UNIT CONTROL BOARD FLASH CODES Table 25 Reset Remove the call for cooling by raising thermostat setting higher than the conditioned space temperature This resets any pressure or freeze...

Page 44: ...tch closes a 15 second heat exchanger purging period is completed After this purging period the ICB will simultaneously energize the pilot gas valve and the ignition coil Once the flame sensor senses...

Page 45: ...However the auxiliary limit is in series with the primary limit and it takes first control If the excessive heat has been high enough to cause the auxiliary limit AUX to open then the ICB will flash t...

Page 46: ...on the unit nameplate 2 Set the room thermostat to the off position 3 Turn unit electrical power on 4 Set the room thermostat fan switch to on 5 Check indoor blower rotation If blower rotation is in t...

Page 47: ...ral gas units If gas pressure is outside these limits contact the local gas utility for corrective action Figure 23 Typical Single Stage Gas Valves Figure 24 Typical 2 Stage Gas Valves Manifold Gas Pr...

Page 48: ...dure to replace the assemblies Make sure that burners are level and seat at the rear of the heat exchanger Burner Air Shutter Adjustment Adjust burner shutters so no yellow flame is observed in the he...

Page 49: ...off on internal protection Cancel any thermostat calls and set the fan switch to AUTO Wait for the internal overload to reset Test again when cool 5 If M2 is not pulled in check for 24 volts at the M...

Page 50: ...oom thermostat check for the following a 24 volts at the thermostat Y1 terminal b Proper wiring between the room thermostat and the UCB i e Y1 to Y1 Y2 to Y2 c Loose wiring from the room thermostat to...

Page 51: ...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 programmin...

Page 52: ...0 480 500 120 130 140 150 160 170 Suction Pressure psig Discharge Pressure psig 65 F Outdoor 75 F Outdoor 85 F Outdoor 105 F Outdoor 115 F Outdoor 95 F Outdoor 5 Ton Operating Pressure 220 240 260 280...

Page 53: ...ol box and the ICB and repair as necessary If the control voltage is present then verify the cleanliness of the harness and the ICB connector clean if necessary and reconnect the wiring harness to the...

Page 54: ...is weak or unstable in the flame sensor area then verify the gas inlet pressure If gas inlet pressure is above the minimum inlet pressure stated on unit data label then adjust the pilot pressure per...

Page 55: ...the draft motor operates and the furnace lights but the supply air blower motor does not energize after a short delay the room thermostat fan switch is in AUTO position 1 Place the thermostat fan swit...

Page 56: ...te 1 Make the same checks and adjustment as described in PILOT CHECKOUT on page 48 2 Check the supply pressure as described in POST START CHECK LIST on page 47 Make adjustments as necessary 3 Make sur...

Page 57: ...80 second delay OFF to the program Electric Heat Press and release the COMM SETUP and LAST ERROR buttons at the same time The control flashes twice on the LED as the control writes a 0 second ON and a...

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