York MILLENNIUM Y22 Installation Manual Download Page 117 | Manualshive

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102777-YIM-E-0206

Unitary Products Group

117

NOTE:

Water pressure drop numbers are based on 60°F
entering air temperature, 2.00” maximum air pres-
sure drop across the hot water coil(s). ARI certified
ratings at covering other conditions are available
upon request. Hot water coils are approved for use
with glycol (rates available upon request.

TABLE 63: WATER PRESSURE DROP (2 ROW, 25 &

30 TON)

GPM

20

40

60

80

Water

Pressure

Drop

0.9

3.0

6.0

10.0

TABLE 64: WATER PRESSURE DROP (2 ROW, 40

TON)

GPM

20

40

60

80

Water

Pressure

Drop

0.9

3.0

6.0

10.0

TABLE 65: STATIC RESISTANCE HOT WATER COIL

(25 & 30 TON)

CFM 6000

8000

10000

15000

Air Pressure

Drop 1 Row

0.07

0.11

0.16

0.32

Air Pressure

Drop 2 Row

0.14

0.23

0.33

0.65

TABLE 66: STATIC RESISTANCE HOT WATER COIL

(40 TON)

CFM

8000

11000

14000

20000

Air Pressure

Drop 1 Row

0.11

0.19

0.29

0.52

Air Pressure

Drop 2 Row

0.23

0.39

0.58

1.06

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Summary of Contents for MILLENNIUM Y22

Page 1: ... pages for a complete Table of Contents NOTES CAUTIONS AND WARNINGS 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 injury and or equipment damage may result if installation procedure is not handled properly...

Page 2: ...CHECKING SUPPLY AIR CFM 63 FAN ROTATION 63 BELT TENSION 63 AIR BALANCE 63 CHECKING AIR QUANTITY 63 SUPPLY AIR DRIVE ADJUSTMENT 65 SYSTEM SETPOINTS 65 CONSTANT VOLUME AND VARIABLE AIR VOLUME 65 GAS FURNACE OPERATING INSTRUCTIONS 68 TO LIGHT THE MAIN BURNERS 68 TO SHUT DOWN 68 POST START CHECKLIST GAS 68 MANIFOLD GAS PRESSURE ADJUSTMENT 68 BURNER INSTRUCTIONS 69 ADJUSTMENT OF TEMPERATURE RISE 69 CHE...

Page 3: ... COOLING WITH ECONOMIZER OPERATION 87 DEMAND VENTILATION 90 EXHAUST OPERATION 91 TWO POSITION CONTROL NON MODULATING POWER EXHAUST 91 PROPORTIONAL CONTROL FAN WITH MODULATING EXHAUST AIR DAMPER EAD CONTROLLED FROM BUILDING STATIC PRESSURE 91 PROPORTIONAL CONTROL WITH VFD FAN 92 TWO POSITION CONTROL POWER EXHAUST WITH BAROMETRIC RELIEF CONTROLLED FROM BUILDING STATIC PRESSURE 92 ERV 92 SCHEDULING O...

Page 4: ...ORWARD CURVE FAN 25 TONS 60 25 POWER EXHAUST TWO FORWARD CURVED FANS 30 40 TONS 62 26 BELT TENSION ADJUSTMENT 63 27 TYPICAL GAS VALVE 69 28 TYPICAL FLAME APPEARANCE 70 29 COMFORT VENTILATION ECONOMIZER CONTROL 78 30 SAT CONTROL BAND 85 31 SIMPLICITY CONTROLLER 97 32 SIMPLICITY CONTROLS PUSH BUTTONS 97 33 ANALOG TO DIGITAL CONVERTER 98 34 VFD CONTROL WIRING 102 35 SEQUENCE OF SETTING THE SET POINTS...

Page 5: ...NENT STATIC RESISTANCE 57 30 SUPPLY FAN MOTOR AND DRIVE DATA 58 31 EXHAUST FAN DRIVE DATA 58 32 POWER EXHAUST ONE FORWARD CURVED FAN 25 TON 59 33 POWER EXHAUST TWO FORWARD CURVED FANS 30 40 TON 61 Tbl Pg 34 BELT ADJUSTMENT 64 35 BLOWER SPEED RATE OF CHANGE 65 36 25 TON DRIVE ADJUSTMENT 66 37 30 TON DRIVE ADJUSTMENT 66 38 40 TON DRIVE ADJUSTMENT 67 39 DRIVE ADJUSTMENT FOR POWER EXHAUST 25 TON 67 40...

Page 6: ...52 7 287 6 211 7 12 9 287 7 6 03 7 21752 7 6 211 7 1 9 287 7 6 03 7 21752 7 6 211 7 12 9 287 7 02 8 7 1 121 02 8 7 1 3 3 3 3 3 3 3 7 21 3 7 21 725 725 9 2 3 6 7 67 2 7 3 2 7 02 33 4 5 6 7 8 9 9 6 17 6 6 21752 6 17 6 6 21752 6 9 287 7 6 17 6 6 6 237 2 6 21 6 03 7 21752 02 1 6 03 7 21752 02 1 6 9 287 7 0 6 03 7 21752 02 1 6 12 9 287 7 7 67 1 5 1 02725 0 76 1 1 0 1 080 1 5 8 7 216 6 0 1 7 1 7 1 1 1 5...

Page 7: ...OCATION FILTER ACCESS EVAPORATOR COIL AND DRAINPAN ACCESS POWER CONTROL WIRING COMPRESSOR ACCESS HEAT SECTION POWER EXHAUST ACCESS FILTER ACCESS EVAPORATOR COIL AND DRAINPAN ACCESS HEAT SECTION SUPPLY BLOWER MOTOR FILTER DRIERS RIGHT SIDE LEFT SIDE FRONT REAR REAR ...

Page 8: ... 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 conditioning 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 including ANSI Z223 1 Latest Edi tion wear safety...

Page 9: ... a temperature rise within the range specified on the unit rating plate If components are to be added to a unit to meet local codes they are to be installed at the contractor s and or the cus tomer s expense Size of unit for proposed installation should be based on heat loss heat gain calculation made according to the methods of the Air Conditioning Contractors of America ACCA LOCATION Use the fol...

Page 10: ...h 1 000 feet above sea level 5 Minimum heating CFM for 699 MBH input heat is 11 700 CFM If a unit is to be installed on a roof curb other than a YORK roof curb gasketing must be applied to all surfaces that come in contact with the unit under side If a unit is to be installed on an angle iron frame it is recommended that it be sized to allow the bot tom rail to overhang to facilitate installation ...

Page 11: ...See Table 6 Economizer Std Econ 235 235 235 Econ w ERV 50 50 50 Control Disconnect 15 15 15 110V outlet 55 55 55 Optilogic 20 20 20 Roof Curb Partial Curb 415 415 415 Full Curb 615 615 615 TABLE 5 SUPPLY FAN MOTOR VFD WEIGHTS Supply Fan Motor VFD 230V 460V 575V W O Bypass 7 5hp 60 25 30 10hp 60 25 30 15hp 75 50 60 20hp 75 50 60 25hp 115 50 60 W Bypass 7 5hp 155 90 120 10hp 155 90 120 15hp 185 140 ...

Page 12: ... Fuel Gas Code ANSI Z223 1 or Sections 7 2 7 3 or 7 4 of CAN CGA B149 installation codes Latest Edition and or applicable provisions of the local building codes Refer to Figure 10 for clearances required for combustible construction servicing and proper unit operation TABLE 7 UNIT CORNERWEIGHT UNIT DESCRIPTION 25 TON 30 TON 40 TON A B C D A B C D A B C D Basic Unit 1033 1033 1215 1215 1079 1053 12...

Page 13: ...ood is hinged in the lower cor ner Secure the hoods with screws along the top and sides Apply a bead of RTV sealer along the edge of both hoods and each pivot joint to prevent water leakage Seal any unused screw holes with RTV or by replacing the screw AIR HOODS FOR EXHAUST AIR When furnished these hoods and dampers are factory installed CONDENSATE DRAIN There is one condensate drain connection Tr...

Page 14: ...es Follow manufacturer s instructions enclosed with sensor for general installation procedure See Figure 5 Refer to Table 9 for control wire sizing and maximum length SPACE SENSOR VARIABLE AIR VOLUME UNITS The space sensor if used 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 applian...

Page 15: ...own on the unit nameplate The main power block requires copper wires Refer to Electrical Data Tables 13 through 24 to size power wiring fuses and disconnect switch All field supplied wiring fuses and disconnects must comply with applicable NEC codes Power wiring is brought into the unit through the side of the baserail or the bottom of the unit control box inside the curb The baserail has a 2 1 2 ...

Page 16: ... by ham mering on the outside of the pipe and blowing out the loose particles Before initial start up be sure that all of the gas lines external to the unit have been purged of air 5 The gas supply should be a separate line and installed in accordance with all safety codes as prescribed under Limitations After the gas connections have been com pleted open the main shutoff valve admitting normal ga...

Page 17: ...on 3 Place the flue over the flue outlet with the diverter angles facing up toward the top of the unit and attach with screws provided 4 Refer to the Gas Furnace Operation Instruction in the Start up Section of this manual for further instructions 699 MBH HEAT Figure 8 1 Remove the shipping covers that are attached to the heat section door covering the flue outlets 2 Locate the flue duct extension...

Page 18: ...e or two row coil units will be factory installed in the heating section NOTE The hot water control valve will not be provided The installer will need to purchase a hot water control valve to connect the hot water piping and power wiring at the job site for the hot water heat section to be operational NOTE For all hot water coils the entering water tempera ture should not exceed 200 F The hot wate...

Page 19: ...d control wiring to the actuator and pip ing In one row hot water coil systems DO NOT exceed a 40 gallons per minute flow rate In two row hot water coil systems Do Not exceed a 80 gallons per minute flow rate Condensate will freeze on the control valve and piping if they are not properly insulated Insulating the control valve and piping is the responsibility of the installing party Piping access h...

Page 20: ... tap of the transducer to atmospheric pressure EXHAUST STATIC PRESSURE If a modulating power exhaust is installed there will be a building pressure sensor BPS in the control box directly below the Millennium Simplicity This 25 0 5VDC trans ducer sends a building pressure signal to the control A sens ing tube must be installed from a representative location in the building to the HI power of the tr...

Page 21: ...2 16 Condenser Fans Quantity Diameter inches 4 24 3 24 4 24 Nominal CFM 4 600 6 800 6 800 Motor HP 3 4 1 0 1 0 Electric Heat kW Range 40 108 40 108 40 108 40 kW Capacity Steps 1 1 1 80 and 108 kW Capacity Steps CV VAV 2 1 2 1 2 1 Natural Gas Heat 233 MBH Capacity Steps CV VAV 1 1 1 1 1 1 466 MBH Capacity Steps CV VAV 2 1 2 1 2 1 699 MBH Capacity Steps CV VAV 2 1 3 1 Hot Water Coil Size inches 22 5...

Page 22: ...15 lb 5 oz 15 lb 4 oz 15 lb 5 oz 15 lb 15 oz 40 w HGBP R22 Factory 15 lb 13 oz 15 lb 4 oz 15 lb 5 oz 15 lb 15 oz 1 With high capacity evaporator coil TABLE 13 ELECTRICAL DATA BASIC UNIT 25 TON VOLTAGE COMPRESSORS COND FAN MOTOR SUPPLY AIR MOTOR BASIC UNIT QTY RLA LRA QTY FLA HP FLA MCA MAX OVERCURRENT PROTECTION DEVICE 208 3 60 2 45 7 350 4 7 6 ea 7 5 24 2 157 200 10 30 8 164 200 15 46 2 180 225 2...

Page 23: ... 96 110 25 34 104 125 575 3 60 3 15 7 100 3 1 4 ea 4 2 10 11 66 80 15 17 73 80 20 22 79 100 25 27 85 110 TABLE 15 ELECTRICAL DATA BASIC UNIT 40 TON VOLTAGE COMPRESSORS COND FAN MOTOR SUPPLY AIR MOTOR BASIC UNIT OVERCURRENT PROTECTION DEVICE QTY RLA LRA QTY FLA TOTAL HP FLA MCA MAX OVERCURRENT PROTECTION DEVICE 208 3 60 4 38 5 228 4 4 0 ea 12 0 10 30 8 210 225 15 46 2 228 250 20 59 4 244 300 25 74 ...

Page 24: ...1 300 230 3 60 40 40 7 5 22 0 152 175 10 28 0 158 200 15 42 0 172 200 20 54 0 187 225 80 80 7 5 22 0 212 250 10 28 0 219 250 15 42 0 237 250 20 54 0 252 300 460 3 60 40 40 7 5 11 0 80 100 10 14 0 83 100 15 21 0 90 110 20 27 0 96 110 80 80 7 5 11 0 106 125 10 14 0 110 125 15 21 0 118 125 20 27 0 126 150 108 108 7 5 11 0 138 150 10 14 0 142 175 15 21 0 151 175 20 27 0 158 175 575 3 60 40 40 7 5 9 0 ...

Page 25: ... 250 20 59 4 244 300 25 74 8 264 300 230 3 60 40 40 10 28 206 225 15 42 221 250 20 54 236 250 25 68 253 300 80 80 10 28 227 250 15 42 245 250 20 54 260 300 25 68 277 300 460 3 60 40 40 10 14 101 110 15 21 109 125 20 27 116 125 25 34 125 150 80 80 10 14 114 125 15 21 122 125 20 27 130 150 25 34 139 150 108 108 10 14 147 175 15 21 156 175 20 27 164 175 25 34 172 200 575 3 60 40 40 10 11 83 90 15 17 ...

Page 26: ... 300 230 3 60 40 40 10 28 0 206 225 15 42 0 221 250 20 54 0 236 250 25 68 0 253 300 80 80 10 28 0 227 250 15 42 0 245 250 20 54 0 260 300 25 68 0 277 300 460 3 60 40 40 10 14 0 101 110 15 21 0 109 125 20 27 0 116 125 25 34 0 125 150 80 80 10 14 0 114 125 15 21 0 122 125 20 27 0 130 150 25 34 0 139 150 108 108 10 14 0 147 175 15 21 0 156 175 20 27 0 164 175 25 34 0 172 200 575 3 60 40 40 10 11 0 83...

Page 27: ...0 3 60 7 5 5 15 2 168 200 7 5 22 0 174 200 10 5 x 2 28 0 180 225 10 5 15 2 174 200 7 5 22 0 180 225 10 5 x 2 28 0 186 225 15 5 15 2 188 225 7 5 22 0 194 225 10 5 x 2 28 0 200 225 20 5 15 2 202 250 7 5 22 0 209 250 10 5 x 2 28 0 215 250 460 3 60 7 5 5 7 6 87 110 7 5 11 0 91 110 10 5 x 2 14 0 94 110 10 5 7 6 90 110 7 5 11 0 94 110 10 5 x 2 14 0 97 110 15 5 7 6 97 110 7 5 11 0 101 110 10 5 x 2 14 0 1...

Page 28: ...92 225 15 7 5 x 2 42 0 207 225 15 7 5 22 0 201 225 10 5 x 2 28 0 207 225 15 7 5 x 2 42 0 221 250 20 7 5 22 0 216 250 10 5 x 2 28 0 222 250 15 7 5 x 2 42 0 236 250 25 7 5 22 0 233 300 10 5 x 2 28 0 239 300 15 7 5 x 2 42 0 253 300 460 3 60 10 7 5 11 0 92 110 10 5 x 2 14 0 95 110 15 7 5 x 2 21 0 102 110 15 7 5 11 0 99 110 10 5 x 2 14 0 102 110 15 7 5 x 2 21 0 109 125 20 7 5 11 0 107 125 10 5 x 2 14 0...

Page 29: ... 5 22 228 250 10 5 x 2 28 234 250 15 7 5 x 2 42 249 250 15 7 5 22 243 250 10 5 x 2 28 249 250 15 7 5 x 2 42 263 300 20 7 5 22 258 300 10 5 x 2 28 264 300 15 7 5 x 2 42 278 300 25 7 5 22 275 300 10 5 x 2 28 281 300 15 7 5 x 2 42 295 350 460 3 60 10 7 5 11 112 125 10 5 x 2 14 115 125 15 7 5 x 2 21 123 125 15 7 5 11 120 125 10 5 x 2 14 123 125 15 7 5 x 2 21 130 150 20 7 5 11 127 150 10 5 x 2 14 130 1...

Page 30: ...250 80 60 1 7 5 5 16 7 218 225 7 5 24 2 227 250 10 5 x 2 30 8 236 250 10 5 16 7 226 250 7 5 24 2 236 250 10 5 x 2 30 8 244 250 15 5 16 7 245 250 7 5 24 2 255 300 10 5 x 2 30 8 263 300 20 5 16 7 262 300 7 5 24 2 271 300 10 5 x 2 30 8 280 300 230 3 60 40 40 7 5 5 15 2 168 200 7 5 22 0 174 200 10 5 x 2 28 0 180 225 10 5 15 2 174 200 7 5 22 0 180 225 10 5 x 2 28 0 186 225 15 5 15 2 188 225 7 5 22 0 19...

Page 31: ... 150 15 5 7 6 128 150 7 5 11 0 132 150 10 5 x 2 14 0 136 150 20 5 7 6 135 150 7 5 11 0 140 150 10 5 x 2 14 0 143 150 108 108 7 5 5 7 6 148 175 7 5 11 0 152 175 10 5 x 2 14 0 156 175 10 5 7 6 151 175 7 5 11 0 156 175 10 5 x 2 14 0 159 175 15 5 7 6 160 175 7 5 11 0 164 175 10 5 x 2 14 0 168 175 20 5 7 6 168 175 7 5 11 0 172 175 10 5 x 2 14 0 176 200 TABLE 22 ELECTRICAL DATA BASIC UNIT W POWER EXHAUS...

Page 32: ...5 5 6 1 109 110 7 5 9 0 113 125 10 5 x 2 11 0 115 125 20 5 6 1 115 125 7 5 9 0 119 125 10 5 x 2 11 0 122 125 108 108 7 5 5 6 1 127 150 7 5 9 0 131 150 10 5 x 2 11 0 133 150 10 5 6 1 130 150 7 5 9 0 133 150 10 5 x 2 11 0 136 150 15 5 6 1 137 150 7 5 9 0 141 150 10 5 x 2 11 0 143 150 20 5 6 1 144 150 7 5 9 0 147 150 10 5 x 2 11 0 150 175 TABLE 22 ELECTRICAL DATA BASIC UNIT W POWER EXHAUST ELECTRIC H...

Page 33: ...80 60 1 10 7 5 24 2 236 250 10 5 x 2 30 8 244 250 15 7 5 x 2 46 2 263 300 15 7 5 24 2 255 300 10 5 x 2 30 8 263 300 15 7 5 x 2 46 2 282 300 20 7 5 24 2 271 300 10 5 x 2 30 8 280 300 15 7 5 x 2 46 2 299 300 25 7 5 24 2 291 350 10 5 x 2 30 8 299 350 15 7 5 x 2 46 2 318 350 230 3 60 40 40 10 7 5 22 186 200 10 5 x 2 28 192 225 15 7 5 x 2 42 208 225 15 7 5 22 201 225 10 5 x 2 28 208 225 15 7 5 x 2 42 2...

Page 34: ...20 7 5 11 144 150 10 5 x 2 14 147 150 15 7 5 x 2 21 156 175 25 7 5 11 152 175 10 5 x 2 14 156 175 15 7 5 x 2 21 165 175 108 108 10 7 5 11 161 175 10 5 x 2 14 165 175 15 7 5 x 2 21 174 175 15 7 5 11 170 175 10 5 x 2 14 174 175 15 7 5 x 2 21 182 200 20 7 5 11 177 200 10 5 x 2 14 181 200 15 7 5 x 2 21 190 200 25 7 5 11 186 200 10 5 x 2 14 190 200 15 7 5 x 2 21 199 225 TABLE 23 ELECTRICAL DATA BASIC U...

Page 35: ... 9 119 125 10 5 x 2 11 122 125 15 7 5 x 2 17 129 150 25 7 5 9 125 150 10 5 x 2 11 128 150 15 7 5 x 2 17 135 150 108 108 10 7 5 9 133 150 10 5 x 2 11 136 150 15 7 5 x 2 17 143 150 15 7 5 9 141 150 10 5 x 2 11 143 150 15 7 5 x 2 17 151 175 20 7 5 9 147 150 10 5 x 2 11 150 150 15 7 5 x 2 17 157 175 25 7 5 9 153 175 10 5 x 2 11 156 175 15 7 5 x 2 17 163 175 TABLE 23 ELECTRICAL DATA BASIC UNIT W POWER ...

Page 36: ...80 60 1 10 7 5 24 2 236 250 10 5 x 2 30 8 244 250 15 7 5 x 2 46 2 263 300 15 7 5 24 2 255 300 10 5 x 2 30 8 263 300 15 7 5 x 2 46 2 282 300 20 7 5 24 2 271 300 10 5 x 2 30 8 280 300 15 7 5 x 2 46 2 299 350 25 7 5 24 0 291 350 10 5 x 2 30 8 299 350 15 7 5 x 2 46 2 318 350 230 3 60 40 40 10 7 5 22 228 250 10 5 x 2 28 234 250 15 7 5 x 2 42 249 250 15 7 5 22 243 250 10 5 x 2 28 249 250 15 7 5 x 2 42 2...

Page 37: ... 20 7 5 11 144 150 10 5 x 2 14 147 150 15 7 5 x 2 21 156 175 25 7 5 11 152 175 10 5 x 2 14 156 175 15 7 5 x 2 21 165 175 108 108 10 7 5 11 161 175 10 5 x 2 14 165 175 15 7 5 x 2 21 174 175 15 7 5 11 170 175 10 5 x 2 14 174 175 15 7 5 x 2 21 182 200 20 7 5 11 177 200 10 5 x 2 14 181 200 15 7 5 x 2 21 190 200 25 7 5 11 186 200 10 5 x 2 14 190 200 15 7 5 x 2 21 199 225 TABLE 24 ELECTRICAL DATA BASIC ...

Page 38: ...0 7 5 9 119 125 10 5 x 2 11 122 125 15 7 5 x 2 17 129 150 25 7 5 9 125 150 10 5 x 2 11 128 150 15 7 5 x 2 17 135 150 108 108 10 7 5 9 133 150 10 5 x 2 11 136 150 15 7 5 x 2 17 143 150 15 7 5 9 141 150 10 5 x 2 11 143 150 15 7 5 x 2 17 151 175 20 7 5 9 147 150 10 5 x 2 11 150 150 15 7 5 x 2 17 157 175 25 7 5 9 153 175 10 5 x 2 11 156 175 15 7 5 x 2 17 163 175 TABLE 24 ELECTRICAL DATA BASIC UNIT W P...

Page 39: ...E DETAIL C SEE DETAIL B OPEN 1 5 8 FPT FLANGED FITTING 1 1 2 FPT 3 625 6 46 12 1 1 4 FPT 10 1 4 3 1 16 1 1 4 FPT 3 5 8 6 46 3 1 16 MIN 14 MIN 12 MIN BASE RAIL BASE RAIL DETAIL A DRAIN CONNECTION DETAIL B DETAIL C ELECTRICAL CONNECTION GAS CONNECTION THROUGH CURB NOTE Hole must be drilled at job site 4 5 8 4 5 8 FOR COOLING ONLY AND ALL HEATING APPLICATIONS SUPPLY AIR RETURN AIR ...

Page 40: ... 61 SEE DETAIL C 4 5 8 1 1 2 FPT 3 625 6 46 12 1 1 4 FPT 10 1 4 3 1 16 3 5 8 6 46 3 1 16 MIN 14 MIN 12 MIN 2 1 2 NOTE FACTORY INSTALLED POWER EXHAUST CANNOT BE ORDERED WITH END RETURN C L 88 7 4 5 8 DETAIL A DRAIN CONNECTION DETAIL B DETAIL C ELECTRICAL CONNECTION GAS CONNECTION THROUGH CURB FOR COOLING ONLY AND ALL HEATING APPLICATIONS NOTE Hole must be drilled at job site FIELD SUPPLIED BASE RAI...

Page 41: ... ELECTRICAL CONNECTION BASE RAIL DETAIL C GAS CONNECTION THROUGH CURB FIELD SUPPLIED 4 5 8 4 5 8 RETURN AIR SUPPLY AIR 240 38 59 83 4 5 4 5 64 92 80 93 SEE DETAIL A 100 10 128 50 SEE DETAIL C SEE DETAIL B 26 55 75 6 OPEN 8 15 3 625 6 46 12 MIN 1 1 2 FPT 12 1 1 4 FPT 10 1 4 3 1 16 2 1 2 3 5 8 6 46 NOTE Hole must be drilled at job site 3 1 16 MIN 14 MIN FRONT FRONT FRONT REAR REAR LEFT SIDE LEFT SID...

Page 42: ... REAR SUPPLY 5217 6833 25 22 1 21 33 7 216 5 5 6833 25 22 1 21 25 6 7 33 7 216 5 7851 5 6833 5 6 7 6 7 6 7 23 1 37 37 127 ROH PXVW EH GULOOHG DW MRE VLWH 0 1 0 1 0 1 6 5 6 5 7 5 1 211 7 21 7 75 211 7 21 7 6 211 7 21 7 528 85 6833 5 7 6 5 7 6 7 6 7 6 5 5 5 5 5 5 5217 5217 ...

Page 43: ...TAL 4 PLACES 34 6 1 2 MINIMUM MAXIMUM DOOR SWING OF HEAT SECTION DOOR WHEN OPEN UNISTRUT 1 5 8 W x 7 8 H OR EQUIVALENT 47 34 INCHES IS THE MINIMUM LENGTH REQUIRED TO MOUNT TO THE FOUR POINTS SHOWN THE RAILS CAN BE EXTENDED TO MOUNT A TALLER DISCONNECT SWITCH BUT THESE FOUR POINTS SHOULD BE USED TO MOUNTTHE RAILS TO THE UNIT ...

Page 44: ...0 A A S E E S E C T I O N A A B A S E R A I L C R O S S S E C T I O N 1 2 5 1 7 5 2 5 0 1 5 0 2 0 0 4 6 3 I n s u l a t i o n E d g e P r o t e c t o r S h e e t M e t a l N o s e P i e c e F I E L D S U P P L I E D D U C T A B A I F U N I T I S N O T I N S T A L L E D B I F U N I T I S A L R E A D Y I N S T A L L E D N O T E P r o t e c t i n s u l a t i o n w i t h a s h e e t m e t a l n o s e ...

Page 45: ...R 1 4 G A G A L V S T E E L R O O F C U R B S E C T I O N A A 1 4 0 0 8 3 0 0 8 7 0 0 3 8 5 9 2 6 0 0 2 3 5 0 0 2 0 0 7 1 6 1 1 1 3 9 S U P P L Y A I R O P E N I N G R E T U R N A I R O P E N I N G 1 4 0 0 7 3 3 0 2 3 7 6 2 3 7 7 2 3 7 7 3 0 0 2 0 0 1 1 0 0 1 1 7 5 0 2 0 0 A A B A S E R A I L C R O S S S E C T I O N 1 2 5 1 7 5 2 5 0 1 5 0 2 0 0 4 6 3 ...

Page 46: ...static pressure and BHP Since no temperature data is given we will assume an air temperature of 70 F Table 25 shows the correction factor to be 0 832 Corrected static pressure 1 5 x 0 832 1 248 IWC Corrected BHP 4 0 x 0 832 3 328 Example 2 A system located at 5 000 feet of elevation is to deliver 6 000 CFM at a static pressure of 1 5 Use the unit blower tables to select the blower speed and the BH...

Page 47: ...102777 YIM E 0206 Unitary Products Group 47 FIGURE 20 ALTITUDE TEMPERATURE CONVERSION FACTOR ...

Page 48: ...97 2 31 634 2 66 670 3 00 705 3 38 6000 562 2 39 602 2 74 638 3 11 674 3 52 709 3 92 7000 573 2 88 610 3 27 645 3 68 679 4 09 713 4 50 8000 591 3 55 624 3 95 657 4 35 689 4 76 720 5 19 9000 611 4 34 642 4 72 673 5 12 703 5 59 732 6 06 10000 634 5 23 663 5 68 692 6 13 719 6 58 747 7 03 11000 662 6 39 689 6 82 715 7 25 741 7 70 766 8 21 12000 690 7 62 714 8 10 739 8 59 763 9 07 787 9 55 13000 720 9 ...

Page 49: ...63 946 10 18 970 10 78 995 11 37 10000 903 10 15 927 10 76 951 11 36 975 11 97 999 12 57 11000 913 11 50 936 12 10 959 12 70 983 13 30 1005 13 90 12000 926 12 96 948 13 54 970 14 12 992 14 70 1013 15 33 13000 942 14 55 963 15 12 984 15 79 1005 16 45 1025 17 11 1 Fan performance is based on wet evaporator coils clean 2 inch throwaway filters and system cabinet effects at standard air den sity and 0...

Page 50: ...102777 YIM E 0206 50 Unitary Products Group FIGURE 21 FAN PERFORMANCE 25 TON ...

Page 51: ... 7000 568 3 0 607 3 4 642 3 8 676 4 2 710 4 6 8000 587 3 7 622 4 1 655 4 5 689 5 0 720 5 4 9000 610 4 5 642 4 9 673 5 4 704 5 9 734 6 4 10000 636 5 5 666 6 0 695 6 5 723 7 0 751 7 5 11000 665 6 6 693 7 1 720 7 6 746 8 2 773 8 8 12000 697 7 9 722 8 5 747 9 1 772 9 6 797 10 2 13000 729 9 5 753 10 0 777 10 7 801 11 3 824 11 9 14000 764 11 3 787 11 9 809 12 6 831 13 2 853 13 8 15000 800 13 3 821 13 9 ...

Page 52: ... 13 6 993 14 2 1015 14 8 12000 939 14 0 961 14 6 984 15 3 1006 16 0 1028 16 7 13000 958 15 8 980 16 5 1001 17 2 1022 17 9 1043 18 6 14000 980 17 9 1001 18 7 1021 19 4 1040 20 1 1060 20 8 15000 1004 20 2 1023 21 0 1043 21 8 1062 22 5 1081 23 3 1 Fan performance is based on wet evaporator coils clean 2 inch throwaway filters and system cabinet effects at standard air den sity and 0 degree elevation ...

Page 53: ...102777 YIM E 0206 Unitary Products Group 53 FIGURE 22 FAN PERFORMANCE 30 TON ...

Page 54: ...5 5 637 6 0 10000 532 4 7 563 5 2 594 5 8 621 6 3 648 6 8 11000 549 5 5 579 6 1 608 6 7 634 7 2 661 7 8 12000 568 6 5 596 7 1 623 7 7 649 8 3 675 9 0 13000 588 7 6 614 8 2 640 8 9 665 9 5 690 10 2 14000 609 8 9 634 9 5 658 10 2 683 10 9 707 11 6 15000 631 10 3 655 11 0 679 11 7 702 12 5 724 13 2 16000 654 11 9 677 12 6 700 13 4 722 14 1 743 14 9 17000 678 13 6 701 14 4 722 15 2 742 16 0 763 16 8 1...

Page 55: ...6 15 1 866 15 8 886 16 6 906 17 3 14000 837 16 0 858 16 8 878 17 5 898 18 3 917 19 1 15000 851 17 8 871 18 6 891 19 4 910 20 2 928 21 0 16000 866 19 7 886 20 5 905 21 4 923 22 2 941 23 1 17000 882 21 9 901 22 7 919 23 6 937 24 5 18000 900 24 2 1 Fan performance is based on wet evaporator coils clean 2 inch throwaway filters and system cabinet effects at standard air den sity and 0 degree elevation...

Page 56: ...102777 YIM E 0206 56 Unitary Products Group FIGURE 23 FAN PERFORMANCE 40 TON ...

Page 57: ...i Cap 40 Ton Wet 0 023 0 038 0 057 0 079 0 105 0 133 0 164 Filter Losses 2 TA or HI Eff Baseline Baseline Baseline Baseline Baseline Baseline Baseline Rigid 6 65 0 048 0 080 0 119 0 165 0 217 0 274 0 338 Rigid 6 95 0 189 0 308 0 448 0 609 0 790 0 988 1 205 IGV Losses 30 Ton 0 048 0 085 0 132 0 190 0 259 0 338 0 428 40 Ton 0 027 0 049 0 076 0 110 0 149 0 195 0 246 Gas Heat 233 MBH Heat 0 106 0 141 ...

Page 58: ...40 Ton 567 10 215T 89 5 91 4 5 1 3 8 13 9 2 7 16 BX67 2 642 15 254T 91 91 7 5 1 1 5 8 13 7 2 7 16 5VX710 2 717 20 256T 91 93 5 7 1 5 8 13 7 2 7 16 5VX710 2 768 25 284T 91 7 93 6 6 1 1 7 8 13 7 2 7 16 5VX710 2 TABLE 31 EXHAUST FAN DRIVE DATA Model Blower RPM Range Motor Motor Pulley Blower Pulley Belts HP Frame Size Motor Eff Std Motor Motor Eff Hi Eff opt Pitch Dia Inches Bore Inches Pitch Dia Inc...

Page 59: ... 02 1004 8 34 1022 8 66 1041 8 98 1059 9 30 AIRFLOW CFM AVAILABLE EXTERNAL STATIC PRESSURE IWG 1 2 1 4 1 6 1 8 2 0 RPM BHP2 RPM BHP2 RPM BHP2 RPM BHP2 RPM BHP2 2000 754 0 66 819 0 78 878 0 90 933 1 03 986 1 16 3000 736 0 92 797 1 08 854 1 24 909 1 41 961 1 58 4000 743 1 32 799 1 47 850 1 66 900 1 84 948 2 04 5000 768 1 90 818 2 08 865 2 28 911 2 48 955 2 68 6000 806 2 78 850 2 95 895 3 17 937 3 40...

Page 60: ...WARD CURVE FAN 25 TONS Power Exhaust 25 Ton 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 7 5 8 0 0 0 2 0 4 0 6 0 8 0 10 0 12 0 14 0 16 0 18 0 CFM x1000 Total Static Pressure IWG 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 5 BHP 7 5 BHP 10 BHP ...

Page 61: ...022 12 6 1055 13 1 1088 13 6 AIRFLOW CFM Available External Static Pressure IWG 1 2 1 4 1 6 1 8 2 RPM BHP2 3 RPM BHP2 3 RPM BHP2 3 RPM BHP2 3 RPM BHP2 3 4000 783 1 4 844 1 6 903 1 8 956 2 1 1008 2 3 5000 788 1 7 848 2 0 906 2 3 959 2 5 1011 2 8 6000 798 2 1 855 2 5 911 2 8 963 3 1 1014 3 4 7000 814 2 7 869 3 0 922 3 3 972 3 7 1021 4 0 8000 837 3 3 889 3 7 938 4 0 987 4 4 1033 4 8 9000 866 4 1 915 ...

Page 62: ...102777 YIM E 0206 62 Unitary Products Group FIGURE 25 POWER EXHAUST TWO FORWARD CURVED FANS 30 40 TONS ...

Page 63: ...he supply air blower motor Adjust the resistances in both the supply and the return air duct systems to balance the air distribution throughout the conditioned space The job specifications may require that this balancing be done by someone other than the equipment installer CHECKING AIR QUANTITY Scroll compressors require proper rotation to oper ate correctly Units are properly phased at the fac t...

Page 64: ... 62 After readings have been obtained remove the tubes and reinstall the two 5 16 inch dot plugs NOTE De energize the compressors before taking any test measurements to assure a dry evaporator coil TABLE 34 BELT ADJUSTMENT FAN MOTOR HORSE POWER 5 7 5 10 15 20 25 30 TON FORWARD CURVED SUPPLY FAN SIZE 22 X 20 Belt Deflection Force lbs new belts 10 5 12 6 15 2 22 1 Belt Deflection Force lbs old belts...

Page 65: ...amps speed increase 3 X measured motor amps at original start up with 11 000 CFM and 966 RPM SYSTEM SETPOINTS Constant Volume and Variable Air Volume Thermostat and space sensor offsets must be made external to the unit For internal settings refer to the Settable Parame ters Table 52 All parameters affecting the unit with that spe cific set of options and for that specific application must be revi...

Page 66: ... 118 8 80 119 5 50 115 6 60 113 6 8 68 126 8 6 86 124 5 2 52 119 6 2 62 117 7 70 129 5 4 54 123 6 4 64 123 7 4 74 TABLE 37 30 TON DRIVE ADJUSTMENT 10 HP Motor 617 RPM Drive 15 HP Motor 743 RPM Drive 20 HP Motor 856 RPM Drive 25 HP Motor 933 RPM Drive RPM CFM Req d PD Browning 2B5V_ _ RPM CFM Req d PD Browning 2B5V_ _ RPM CFM Req d PD Browning 2B5V_ _ RPM CFM Req d PD Browning 2B5V_ _ 82 5 5 54 85 ...

Page 67: ...44 104 5 3 52 104 5 9 58 103 6 3 62 110 4 6 46 108 5 5 54 107 6 1 60 107 6 5 64 114 4 8 48 112 5 7 56 111 6 3 62 110 6 7 66 119 5 50 116 5 9 58 114 6 5 64 113 6 9 68 124 5 2 52 120 6 1 60 118 6 7 66 116 7 1 70 129 5 4 54 124 6 3 62 121 6 9 68 123 7 5 74 127 6 5 64 131 6 7 66 TABLE 39 DRIVE ADJUSTMENT FOR POWER EXHAUST 25 TON 5 HP Motor 732 RPM Drive 7 5 HP Motor 827 RPM Drive 10 HP Motor 955 RPM D...

Page 68: ... pressure should be checked with all gas appliances in the building at full fire At no time should the standby gas pressure exceed 13 inches nor the operating pressure drop below 6 inches If gas pressure is outside these limits contact the local gas utility for corrective action MANIFOLD GAS PRESSURE ADJUSTMENT Small adjustments to the gas flow may be made by turning the pressure regulator adjusti...

Page 69: ...rom the furnace where they will not be affected by radiant heat Increase the blower CFM to decrease the temperature rise decrease the blower CFM to increase the rise Refer to Table 30 for supply air blower motor and drive data Minimum allowable CFM is 6 000 CFM Limit will open below this rating CHECKING GAS INPUT NATURAL GAS 1 Turn off all other gas appliances connected to the gas meter 2 With the...

Page 70: ...r heating and cooling and occupied override The control determines when to start morning warm up mechanical cooling or heat based on parameter settings in the Millennium Simplicity control its internal time clock Occupied and holiday schedules the deviation from the set points and the rate of temperature change A separate thermostat cannot determine if an output function is available For example i...

Page 71: ...erload is not tripped voltage goes out from the FAN terminal on the control to either contactor 5M Supply Fan Motor Starter or relay FR permission to run for the Variable Fre quency Drive Power is applied to the airflow proving switch APS If the supply fan operates correctly proper rotation the pressure difference between the supply fan section and the heating section increases and APS closes to e...

Page 72: ...loses to acknowledge supply airflow power is supplied from terminal H1 which engages Igni tion Control 1 IC1 at heat module terminal W TH 24V is supplied to IC1 at terminal R 24V and to the overtemp limit switch LS1 which opens only with excessive heat exchanger temperature on each gas heat module That switch is monitored by connecting each limit switch to the LIM1 2 or 3 terminal at the Simplicit...

Page 73: ...cted to the high pressure port of the pressure transducer BPS BPS provides a 0 5 VDC signal to the control which compares the reading to the pressure setpoint to control the exhaust dampers The exhaust damper vanes are modulated by ACT2 from a signal from terminal EXD The exhaust motor is energized by voltage at terminal EXH to contactor 10M when the dampers are driven above the ON setpoint for da...

Page 74: ...rature rises above 50 F If the outside air temperature falls below 40 F mechanical cooling stages 3 and 4 40 Ton only are locked out Enable first and second stage mechanical cooling when the ambient tem perature rises above 10 F If the outside air temperature falls below 0 F all mechanical cooling stages are locked out 2 While the return air temperature remains below the set point of MWUP Morning ...

Page 75: ...e APS supply air proving switch closes to acknowledge supply airflow and the LIM1 3 safeties are satisfied IC1 is powered IC1 closes contacts between terminals L1 and IND to engage Draft Motor 1 The IC1 monitors PSW draft fan air proving switch and LS1 heat limit switch which opens only with excessive heat exchanger temperature When the safeties are satisfied IC1 will attempt ignition IC1 provides...

Page 76: ... available until the outdoor tempera ture rises above the temperature setpoint Single Enthalpy the control will consider along with outside temperature outside air humidity OAH sensor parameter must be set to ON in enabling free cooling The outside air enthalpy setpoint parameter BTU per pound must also be set Dual Enthalpy Comparative Differential Enthalpy Both the Outdoor Air Enthalpy and the Re...

Page 77: ... will disengage when the discharge pressure drops below 180 PSIG as the ambient temperature falls The dis charge pressure of system 1 and or 2 will increase when con denser fan 2 stops consequently causing an increase in the speed of condenser fan 1 The Millennium Simplicity control includes a terminal SD for the user to wire a signal to shut down and a Purge terminal to signal the unit to shut of...

Page 78: ...operation out If the switch closes after an alarm has been flagged the control will resume normal operation and clear the active alarm After the control has turned off the fan it will wait 90 seconds and verify that the switch opens If the switch does not open after 90 seconds the control will flag a failed switch and flash the alarm On the next startup the control will stage up equip ment normall...

Page 79: ... within the specified SAT band by modulating the economizer dampers The PI algorithm set point is calculated as a midpoint between the programmed Comfort Ventilation Upper Setpoint and Comfort Ventilation Lower Setpoint As the controller uses outside air to maintain the SAT at the setpoint it must be capable of self configura tion for Direct or Reverse action depending on the relation ship of the ...

Page 80: ... Lockout on OAT may occur while the control is in an Economizer mode and there is a demand for compressors WATER COIL FREEZE STAT FSI This option is used only on rooftop units with hydronic heat Hydronic heat option is turned ON When the FSI terminal sees 24 VAC the control will open the Hot Water valve to 100 The control will continue to drive the valve to 100 until five minutes after the switch ...

Page 81: ...ly OPERATION FOR HEATING WITH W1 W2 AND W3 INPUTS W1 W2 and W3 inputs are available on the Millennium Sim plicity board SUPPLY FAN OFF DELAY When the Wx thermostat signal is de energized the fan out put will continue until the SAT drops below 100 F with a 5 F differential to prevent fan cycling i e the fan will go off when the SAT drops below 95 F This control sequence will be in effect even if G ...

Page 82: ...inute the transition to a satisfied state occurs the heating stops and the supply fan either continues running or is turned off after SAT drops below 100 F The supply fan control in the satisfied state and in the occupied mode is determined by setting of the programmable parame ter Fan ON Mode with the Sensor Option In the unoccupied mode the fan is always turned off when the zone is satisfied Dur...

Page 83: ...e zone temperature setpoint For example the occupied cooling setpoint may be set at or below the lowest zone temperature setpoint selectable on the zone thermostat The setpoint setting should prevent a possi bility of cooling turned off while other zone s in the system still have a cooling demand VAV OPERATION WITH A ZONE SENSOR The Space Sensor is placed in a selected representative zone of a VAV...

Page 84: ...its programmed minimum position and all VAV boxes go fully open box heat relays are ener gized from Heat output of the controller If Hydronic heat option is used the Heat output of the control ler is also actuated during heating and the SAT is controlled to the 2nd stage hydronic heat setpoint UNOCCUPIED HEATING WITH A SPACE SENSOR When this mode is enabled and the unit enters the unoccu pied mode...

Page 85: ...d around the active SAT setpoint A compressor is allowed to turn on only if the current SAT minus the Predicted SAT Drop is more than 5 F SUPPLY DUCT PRESSURE CONTROL ALGORITHM The Supply Duct pressure is controlled to a specified setpoint see paragraph Duct Pressure Setpoint section Option Oper ation earlier in this document An appropriate closed loop control PI algorithm is used to control the s...

Page 86: ...ished by wiring the VAV heat relay for the VAV boxes to open and energizing it from Heat output of the controller Note that as the first stage of heat cycles on off the VAV box heat relay will cycle with it UNOCCUPIED VAV HEATING COOLING CONTROL ALGORITHM WITH A SPACE SENSOR In the unoccupied mode the Space Sensor will compare the temperature in a selected VAV zone to the programmed Unoccupied Hea...

Page 87: ...sulting from turning cooling or heating stages on off This function is separate from normal econo mizer operation and is separately described at the end of this section When is the Economizer operation used If the rooftop unit is equipped with an economizer and that option is selected and free cooling is available economizer suitable then the Economizer Operation as specified in this section will ...

Page 88: ...iewed as the maximum outdoor air enthalpy with which the outside air can still be considered suitable for DX cooling or in comparison to the Differential Enthalpy Method described below as a best guess on actual return air enthalpy which in this method is not being sensed The temperature limit reflects the average expected SAT temperature drop obtained from DX cooling stages Differential Enthalpy ...

Page 89: ...ph Thermostat Operation for Cooling with Y1 and Y2 inputs subparagraph Economizer Mode Compressor control when exiting Cooling Lockout on OAT A situation may arise when in Economizer Mode and one or more compressors are required in addition to full available free cooling in order to maintain the SAT setpoint but Cooling Lockout on OAT prevents the compressors use This situation may arise when the ...

Page 90: ...response to difference between OAT and RAT When OAT is less than RAT the algorithm is direct acting when OAT is greater than RAT the algorithm is reverse acting This way the loading of the heating stage is correctly done with return or outdoor air as appropriate and there is no need to activate this loading function only in some specific range of outdoor air temperatures e g OAT programmed first h...

Page 91: ...sition of the Economizer dampers A second method uses proportional control that modulates the exhaust damper and operates the fan based on the position of the dampers A third method uses a variable speed fan control that looks at building static pressure All are depen dent on the supply fan being ON TWO POSITION CONTROL NON MODULATING POWER EXHAUST This mode is a fixed speed ON OFF Power exhaust f...

Page 92: ...ral air flow must be done by the installer using the manual dampers in the unit If the unit is variable air volume the ERV exhaust motors will be controlled by a variable frequency drive in the Millennium using the same signal voltage that modulates supply air either by inlet guide vane or variable frequency drive This is done to keep supply and exhaust air flow in balance The exhaust blowers in t...

Page 93: ...g is locked out because the ignition board failed to turn on the gas valve after 5 minutes of operation or the gas valve has voltage on it and the control is not calling for this stage of heating 17 Second stage of heating is locked out because the ignition board failed to turn on the gas valve after 5 minutes of operation or the gas valve has voltage on it and the control is not calling for this ...

Page 94: ...han 20K Ohms 34 CV VAV input is out of range and the unit is locked out 35 Unit is locked out due to low voltage on the 24 VAC supply 36 Smoke Purge 37 Duct Static has Exceeded Limit 38 Supply Air Temperature Cooling 39 Supply Air Temperature Heating 40 Economizer Minimum Position 41 Space Temperature 42 Faulty Duct Static Pressure Sensor Low Reading 43 Freeze Stat Trip TABLE 46 ALARM DEFAULT CODE...

Page 95: ... network The error indication of a sensor fail ure will continue until the problem is corrected and will auto matically terminate when the sensor is again detected as reliable If the unit is shut down as a result of a sensor failure the alarm must be reset after the sensor problem has been corrected by resetting the controller power cycle or reset command issued by the Palm Pilot Configuration Too...

Page 96: ...ication the error flag will be readable by the network COMPRESSOR SAFETY CHAIN TRIP The conditions under which this failure is declared and the follow up actions of the control when this error occurs are described in a paragraph on Compressor Status Monitoring earlier in this document The error will be written to the Error History Buffer In networked application the error flag will be readable by ...

Page 97: ...conditions and alarms see Alarms Table in the Trouble Shooting section of this manual When the Alarm Change Data button See Figure 2 Simplic ity Controller Push Buttons is pushed and released one time within five seconds it will re enunciate the last five alarms on the Display When this button is pushed and released two times within five seconds it will clear all stored alarms The error details fo...

Page 98: ...ck and determines a new output value based on the error or difference between the setpoint value and the sensed input value and how that difference relates proportionally to the 0 to 100 output value Time is the integral constant that is factored in to increase or decrease the controlling output action depending on how long the sensed value remains away from its desired setpoint Fortunately you do...

Page 99: ...mmunication protocol is simply a set of rules that deter mine how two systems communicate with each other over some medium such as a pair of wires phone line radio waves etc The transmission medium may also be called a gateway pathway or bus An open protocol such as MOD BUS is a publicly published set of rules that any equipment manufacturer can use to network into another manufacturers equipment ...

Page 100: ...back or adjustable setpoints Typical analog inputs AI include Space Temperature ST Supply and Return Air Tem TABLE 48 ACRONYMS INPUTS DESCRIPTION APS Air Proving Switch IAQ Air Quality CO2 Sensor BAS Economizer Passes BAS economizer command through to Economizer output BPS Building Pressure Sensor C1O C4O Compressor Status DF Dirty Filter Status DPS Duct Pressure Sensor FSI Hot Water Coil Freeze I...

Page 101: ...y with dual enthalpy economizer The control will calculate the return air enthalpy using the relative humidity and return tem perature inputs LOW VOLTAGE DETECTION This input monitors the 24 VAC for low voltage conditions The input has two thresholds one at 16 VAC and one at 19 2 VAC If the control needs to turn on a contactor it will look to see if the voltage is above19 2 VAC before it will turn...

Page 102: ...on the system these inputs will take priority over software programmed setpoints and limits SD This terminal set allows attachment of an external shut down NC contact 24VAC power is supplied to the board at SD2 a factory installed jumper passes that power to terminal R to power the Simplicity Elite board If an external shutdown signal is required at a particular installation remove the jumper and ...

Page 103: ...hermostat Screw terminal connected to the power supply of the board C Earth Ground These terminals are a Faston and a Thermostat Screw termi nal OCC 18 30 VAC On Off 5 VAC Occupied input 24 VAC sense Tstat Screw Terminal SD 18 30 VAC 5 VAC Shut Down input Tstat Screw Terminal Purge 18 30 VAC On Off 5 VAC Building Purge input 24 VAC sense Tstat Screw Terminal BAS Economizer 2 10 VDC Not Read by mic...

Page 104: ...pressor number 2 Overload 24 VAC sense Compressor 3 Over load C3O 18 30 VAC On Off 5 VAC Compressor number 3 Overload 24 VAC sense Compressor 4 Over load C4O 18 30 VAC On Off 5 VAC Compressor number 4 Overload 24 VAC sense APS APS 18 30 VAC On Off 5 VAC Air Proving Switch 24 VAC sense Fan Overload FOVR 18 30 VAC On Off 5 VAC Fan Overload Switch 24 VAC sense CV VAV Input 0 20 KΩ 1Ω 5 Ω Resistive In...

Page 105: ...lay Contacts 24 VAC 120 VAC C4 Class 1 Relay Contacts Compressor number four contactor output Relay Contacts 24 VAC 120 VAC CF1 Class 1 Relay Contacts Condenser Fan contactor output Relay Contacts 24 VAC 120 VAC CF2 Class 1 Relay Contacts Condenser Fan contactor output Relay Contacts 24 VAC 120 VAC Fan Class 1 Relay Contacts Fan contactor output Relay Contacts 24 VAC 120 VAC Exhaust Fan EXH Class ...

Page 106: ... INITIAL STARTUP OPTIONS Commissioning a new Millennium installation requires some field adjustments to the Simplicity control program Most of these adjustments simply involve setting up the various set points that are specific to your customer s needs i e building pressure or enabling some extended options that are inte grated into the Simplicity control Also if there are field changes i e a modu...

Page 107: ...med default is 0 100 WC This setpoint is used when the exhaust control is implemented as Proportional Control with a Modu lating Exhaust Air Damper or VFD controlled from building static pressure or as a Two position Control using building static Power Exhaust Fan controlled on off from building static pressure Economizer ON This tells the control that there is an Economizer Installed Economizer M...

Page 108: ... control output to zero the control will resume normal operation If there is no change in static pressure after 3 seconds the control will generate a High Duct Static alarm shut down all the outputs including the Fan and shut down the unit The alarm is written to the Error His tory Buffer and will trigger storing a snapshot of Points Screen data along with a date and time stamp In networked applic...

Page 109: ... the heating Note that a Heating Lockout on OAT may occur while the con trol is in a heating mode and there is a demand for heating If the OAT then decreases below the lockout setting while the call for several heat stages exists the heat stages will turn on simultaneously This is considered acceptable as this situa tion is not expected to occur frequently Cooling Lockout on OAT 45 F This is the O...

Page 110: ... Unoccupied Override Time Period 60 min The Unoc cupied Override Time Limit function will determine how long the unit will operate in the Unoccupied Override mode when the Override button is pressed on the Space Sensor Once the Unoccupied Override mode is initiated it will con tinue until the programmed Unoccupied Override Time Limit is reached The Override mode can not be cancelled by for example...

Page 111: ...Test Reset Up button pressed and released within five seconds the ASCD s will be set to zero for one cycle Run Test Commissioning Test This is not an option parameter but rather a one time command activated by set ting parameter 1 ON When the Run Test command is issued the control will shut the unit down if it is running and then start a Run test sequence 1 Turn on the Fan and then turn on all the...

Page 112: ...tpoint F 100 180 135 18 Hydronic Heating ON OFF ON OFF OFF 19 First Stage Hydronic Heating SAT Setpoint F 80 180 120 20 Second Stage Hydronic Heating SAT Setpoint F 80 180 150 21 Hydronic Heating Reverse Actuated Valve ON OFF ON OFF OFF 22 Remote Control ON OFF ON OFF OFF 23 VAV Upper Cooling SAT F 40 70 60 24 VAV Lower Cooling SAT F 40 70 55 25 VAV SAT Reset Setpoint F 40 85 72 26 VAV Occupied Se...

Page 113: ...Fan On Mode with the Sensor Option ON OFF ON OFF ON 56 Space Setpoint Offset F 5 to 5 0 degrees 57 Metric Operation ON OFF ON OFF OFF 58 BAS Economizer ON OFF ON OFF OFF 59 Year Year 00 99 4 60 Month Month Number 1 61 Day of Month Day Number 1 62 Day of Week Day Number 1 63 Hour Hour 0 23 0 64 Minute Minutes 0 59 0 65 SAT Supply Air Temp F 40 to 180 Read Only Read Only 66 RAT Return Air Temp F 40 ...

Page 114: ...or is experiencing low amperage draw similar discharge and suction pressure or increased noise level it is operating in reverse Switch two line voltage connections to correct See Compressor Rotation page 63 MOTORS INDOOR BLOWER MOTORS All indoor blower motors are non inherently protected three phase motors Overcurrent protection is provided by a man ual reset starter overload relay and short circu...

Page 115: ...00 15000 Air Pressure Drop 0 11 0 18 0 26 0 36 0 54 TABLE 57 STATIC RESISTANCE STEAM COIL 40 TON CFM 8000 11000 14000 17000 20000 Air Pressure Drop 0 18 0 31 0 48 0 67 0 88 TABLE 58 HOT WATER COIL 1 ROW 25 30 TON 1 1 Based on 60 F entering air temperature 2 00 maximum pressure drop across the hot water coil GPM CFM Capacity MBH at Entering Water Temperature 140 F 160 F 180 F 200 F 10 6000 91 4 115...

Page 116: ... 3 234 2 282 3 330 6 TABLE 60 WATER PRESSURE DROP 1 ROW 25 30 TON GPM 10 20 30 40 Water Pressure Drop 0 9 3 0 6 0 10 0 TABLE 61 WATER PRESSURE DROP 1 ROW 40 TONS GPM 10 20 30 40 Water Pressure Drop 0 9 3 0 6 0 10 0 TABLE 62 HOT WATER COIL 2 ROW 25 30 TON 1 1 Based on 60 F entering air temperature 2 00 maximum pressure drop across the hot water coil GPM CFM Capacity MBH at Entering Water Temperatur...

Page 117: ...request TABLE 63 WATER PRESSURE DROP 2 ROW 25 30 TON GPM 20 40 60 80 Water Pressure Drop 0 9 3 0 6 0 10 0 TABLE 64 WATER PRESSURE DROP 2 ROW 40 TON GPM 20 40 60 80 Water Pressure Drop 0 9 3 0 6 0 10 0 TABLE 65 STATIC RESISTANCE HOT WATER COIL 25 30 TON CFM 6000 8000 10000 15000 Air Pressure Drop 1 Row 0 07 0 11 0 16 0 32 Air Pressure Drop 2 Row 0 14 0 23 0 33 0 65 TABLE 66 STATIC RESISTANCE HOT WA...

Page 118: ...0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 0 F L O W R A T E C F M CAPACITY MBH 1 4 0 F 1 6 0 F 1 8 0 F 2 0 0 F FIGURE 37 HOT WATER COIL 25 30 TON 1 ROW AT 20 GPM 9 0 0 1 0 0 0 1 1 0 0 1 2 0 0 1 3 0 0 1 4 0 0 1 5 0 0 1 6 0 0 1 7 0 0 1 8 0 0 1 9 0 0 2 0 0 0 2 1 0 0 2 2 0 0 2 3 0 0 2 4 0 0 2 5 0 0 2 6 0 0 2 7 0 0 6 0 0 0 7 0 0 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 ...

Page 119: ...9 0 0 6 0 0 0 7 0 0 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 0 F L O W R A T E C F M CAPACITY MBH 1 4 0 F 1 6 0 F 1 8 0 F 2 0 0 F FIGURE 39 HOT WATER COIL 25 30 TON 1 ROW AT 40 GPM 180 0 200 0 220 0 240 0 260 0 280 0 300 0 320 0 340 0 360 0 380 0 400 0 420 0 440 0 460 0 480 0 500 0 520 0 540 0 560 0 580 0 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 FL...

Page 120: ...3000 14000 15000 F L O W R AT E C F M CAPACITY MBH 140 F 160 F 180 F 200 F FIGURE 41 HOT WATER COIL 25 30 TON 2 ROW AT 80 GPM 2 0 0 0 2 2 0 0 2 4 0 0 2 6 0 0 2 8 0 0 3 0 0 0 3 2 0 0 3 4 0 0 3 6 0 0 3 8 0 0 4 0 0 0 4 2 0 0 4 4 0 0 4 6 0 0 4 8 0 0 5 0 0 0 5 2 0 0 5 4 0 0 5 6 0 0 5 8 0 0 6 0 0 0 6 2 0 0 6 4 0 0 6 0 0 0 7 0 0 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 ...

Page 121: ...000 F LO W R AT E C FM CAPACITY MBH 140 F 160 F 180 F 200 F FIGURE 43 HOT WATER COIL 40 TON 1 ROW AT 20 GPM 1 0 0 0 1 1 0 0 1 2 0 0 1 3 0 0 1 4 0 0 1 5 0 0 1 6 0 0 1 7 0 0 1 8 0 0 1 9 0 0 2 0 0 0 2 1 0 0 2 2 0 0 2 3 0 0 2 4 0 0 2 5 0 0 2 6 0 0 2 7 0 0 2 8 0 0 2 9 0 0 3 0 0 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 0 1 6 0 0 0 1 7 0 0 0 1 8 0 0 0 1 9 0 0 0 2 0 0 0 ...

Page 122: ...0 19000 20000 FLOW RATE CFM CAPACITY MBH 140 F 160 F 180 F 200 F FIGURE 45 HOT WATER COIL 40 TON 1 ROW AT 40 GPM 1 2 0 0 1 3 0 0 1 4 0 0 1 5 0 0 1 6 0 0 1 7 0 0 1 8 0 0 1 9 0 0 2 0 0 0 2 1 0 0 2 2 0 0 2 3 0 0 2 4 0 0 2 5 0 0 2 6 0 0 2 7 0 0 2 8 0 0 2 9 0 0 3 0 0 0 3 1 0 0 3 2 0 0 3 3 0 0 3 4 0 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 0 1 6 0 0 0 1 7 0 0 0 1 8 0 0...

Page 123: ...70 0 490 0 510 0 530 0 8000 9000 10000 11000 12000 13000 14000 15000 16000 17000 18000 19000 20000 FLO W R AT E C FM CAPACITY MBH 140 F 160 F 180 F 200 F 210 0 230 0 250 0 270 0 290 0 310 0 330 0 350 0 370 0 390 0 410 0 430 0 450 0 470 0 490 0 510 0 530 0 550 0 570 0 590 0 610 0 630 0 650 0 8000 9000 10000 11000 12000 13000 14000 15000 16000 1 7000 18000 19000 20000 F L O W R A T E C F M CAPACITY ...

Page 124: ...9000 20000 FLOW RATE CFM CAPACITY MBH 140 F 160 F 180 F 200 F FIGURE 49 HOT WATER COIL 40 TON 2 ROW AT 80 GPM 2 3 0 0 2 5 0 0 2 7 0 0 2 9 0 0 3 1 0 0 3 3 0 0 3 5 0 0 3 7 0 0 3 9 0 0 4 1 0 0 4 3 0 0 4 5 0 0 4 7 0 0 4 9 0 0 5 1 0 0 5 3 0 0 5 5 0 0 5 7 0 0 5 9 0 0 6 1 0 0 6 3 0 0 6 5 0 0 6 7 0 0 6 9 0 0 7 1 0 0 7 3 0 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 0 1 6 0 ...

Page 125: ...000 F L O W R AT E C F M CAPACITY MBH 2 psi 6 psi 10 psi 15 psi FIGURE 51 STEAM COIL 40 TON 1 ROW 2 1 0 2 2 0 2 3 0 2 4 0 2 5 0 2 6 0 2 7 0 2 8 0 2 9 0 3 0 0 3 1 0 3 2 0 3 3 0 3 4 0 3 5 0 3 6 0 3 7 0 3 8 0 3 9 0 8 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 1 4 0 0 0 1 5 0 0 0 1 6 0 0 0 1 7 0 0 0 1 8 0 0 0 1 9 0 0 0 2 0 0 0 0 F L O W R A T E C F M CAPACITY MBH 2 p s i 6 p s i 1 0 p s i 1...

Page 126: ...102777 YIM E 0206 126 Unitary Products Group FIGURE 52 TYPICAL CONTROL WIRING ...

Page 127: ...102777 YIM E 0206 Unitary Products Group 127 FIGURE 53 LEGEND ...

Page 128: ...102777 YIM E 0206 128 Unitary Products Group FIGURE 54 TYPICAL 25 TON POWER WIRING ...

Page 129: ...102777 YIM E 0206 Unitary Products Group 129 FIGURE 55 TYPICAL 30 40 TON POWER WIRING ...

Page 130: ...102777 YIM E 0206 130 Unitary Products Group FIGURE 56 TYPICAL GAS HEAT WIRING ...

Page 131: ...ed service agency Ventor motors are factory lubricated for an estimated 10 year life Indoor Fan Motors The indoor blower motor features ball bearings that do not require periodic lubrication Periodic lubrication of the motor bearings can extend the life but is optional To go to bypass mode the bypass VFD as installed in this unit must be switched by hand on the front of the bypass enclosure in the...

Page 132: ...the coil fins are not damaged Do not permit the hot condenser air discharge to be obstructed by overhanging structures or shrubs GAS BURNER Periodically at least annually at the beginning of each heat ing season make a visual check of the main burner flame If necessary adjust main burner primary air shutters to give a distinct sharp blue flame as explained under BURNER INSTRUCTIONS TO CLEAN BURNER...

Page 133: ...flex 596 or equivalent The restrictor plate must also be sealed to furnace tube sheet SECURE OWNERS APPROVAL When the system is functioning properly secure the owner s approval Show him the location of all disconnect switches and the room temperature sensors Teach him how to start and stop the unit and how to adjust the temperature settings within the limitations of the system FIGURE 57 TYPICAL FL...

Page 134: ...102777 YIM E 0206 134 Unitary Products Group FIGURE 58 25 TON CHARGING CURVE ...

Page 135: ...Unitary Products Group 135 FIGURE 59 30 TON CHARGING CURVE 30 TON CHARGING CURVE 1 2 0 F 1 0 5 F 9 5 F 8 5 F SUCTION PRESSURE PSIG 40 50 60 70 80 90 100 420 400 380 360 340 320 300 280 260 240 220 DISCHARGE PRESSURE PSIG ...

Page 136: ...IM E 0206 136 Unitary Products Group FIGURE 60 40 TON CHARGING CURVE 40 TON CHARGING CURVE 1 2 0 F 1 0 5 F 9 5 F 8 5 F SUCTION PRESSURE PSIG 40 50 60 70 80 90 100 450 400 350 300 250 200 DISCHARGE PRESSURE PSIG ...

Page 137: ...102777 YIM E 0206 Unitary Products Group 137 FIGURE 61 PRESSURE DROP DRY EVAPORATOR COIL VS SUPPLY AIR CFM 25 TON 2 3 4 5 6 7 8 9 10 11 12 13 14 0 05 0 0 1 0 15 0 2 0 25 0 3 0 35 2 5 T O N S 3 R O W S ...

Page 138: ...102777 YIM E 0206 138 Unitary Products Group FIGURE 62 PRESSURE DROP DRY EVAPORATOR COIL VS SUPPLY AIR CFM 30 40 TON ...

Page 139: ...102777 YIM E 0206 Unitary Products Group 139 ...

Page 140: ...ct to change without notice Printed in U S A 102777 YIM E 0206 Copyright by Unitary Products Group 2006 All rights reserved Supersedes 102777 YIM D 0705 Unitary 5005 Norman Products York OK Group Drive 73069 ...

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Classic Plus 15

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