Carrier GZ024 Installation Instructions Manual Download Page 23

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Table 12 – Blower Performance Data -- Variable Speed Constant CFM

Models

Min Airflow (CFM)

Airflow Settings

CFM From Communicating Wall Control

Heating

Cooling

024 --- Low

450

Max

714

EFF 1

580

EFF 2

625

COM

532

531

QUIET

N/A

455

024 --- High

612

Max

971

EFF 1

789

EFF 2

850

COM

724

723

QUIET

N/A

619

036 --- Low

738

Max

1171

EFF 1

952

EFF 2

1025

COM

872

871

QUIET

N/A

747

036 --- High

900

Max

1429

EFF 1

1161

EFF 2

1250

COM

1064

1063

QUIET

N/A

911

048 --- Low

936

Max

1486

EFF 1

1207

EFF 2

1300

COM

1107

1105

QUIET

N/A

947

048 --- High

1080

Max

1714

EFF 1

1393

EFF 2

1500

COM

1277

1275

QUIET

N/A

1093

060 --- Low

1044

Max

1657

EFF 1

1346

EFF 2

1450

COM

1234

1233

QUIET

N/A

1056

060 --- High

1224

Max

1943

EFF 1

1579

EFF 2

1700

COM

1447

1445

QUIET

N/A

1239

072 --- Low

1152

Max

1829

EFF 1

1486

EFF 2

1600

COM

1362

1360

QUIET

N/A

1166

072 --- High

1368

Max

2171

EFF 1

1764

EFF 2

1900

COM

1617

1615

QUIET

N/A

1384

NOTES

: --- CFM based on standard air conditions at 0.5” w.c. external static pressure with 2” MERV 13 filter.

Summary of Contents for GZ024

Page 1: ...ualified installer service agency or your distributor or branch for information or assistance The qualified installer or agency must use factory authorized kits or accessories when modifying this prod...

Page 2: ...laims with the carrier Concealed damages not discovered until after removing the units from the packaging must be reported to the carrier within 24 hours of receipt Location Clearance To maximize syst...

Page 3: ...ons See Fig 3 Diagram shows typical vertical package unit installation and is for illustration purposes only Ensure access to Heat Pump is not restricted Note Package unit shown GZ unit is connected t...

Page 4: ...ll to supply both domestic water and the heat pump care must be taken to insure that the well can provide sufficient flow for both In well water applications a slow closing solenoid valve must be used...

Page 5: ...will occur Corrosion Prevention pH All 6 8 5 Monitor treat as needed 6 8 5 Minimize steel pipe below 7 and no open tanks with pH 8 Hydrogen Sulfide H2S All At H S 0 2 ppm avoid use of copper and coppe...

Page 6: ...INSTALLATIONS Power Disconnects Air Handler Vibration Isolator Pad Fig 5 Typical Split with Air Handler Installation Vibration Isolator Pad Power Disconnects Fig 6 Typical Split with A coil Furnace In...

Page 7: ...liquid lines affects system performance to a lesser degree provided that a solid column of liquid no flash gas is being delivered to the refrigerant metering device and that the liquid pressure at the...

Page 8: ...tem charge Factory charge 45 ft 25 ft X 60 oz ft Total system charge 86 oz 20 ft x 60 oz ft 98 oz Additional 12 oz of R410A refrigerant required Model GZ060 with 10 ft of equivalent length of 3 8 O D...

Page 9: ...e hoses should be used between the unit and the rigid system to avoid possible vibration Ball valves should be installed in the supply and return lines for unit isolation and unit water flow balancing...

Page 10: ...s 3 tons and smaller one valve is typical For larger two stage heat pumps there is an opportunity to save a significant amount of energy and avoid wasting water with the use of two solenoid valves one...

Page 11: ...r piping allowing all air to bleed out until water appears at valve 6 Before restoring the power or fuel supply to the water heater adjust the temperature setting on the tank thermostat s to ensure ma...

Page 12: ...by a pause then 7 long flashes followed by another pause and repeats this series The Wall Control will display text on the screen for the last 10 events S Exit service screens by selecting Done Non Co...

Page 13: ...ber that all sides of the cabinet are accessible but in event the unit is placed where all sides make this difficult removal of the box may help The transformer is a 75va transformer which should prov...

Page 14: ...IMPORTANT A160124 Communicating controls notes 1 Y2 connector ST1 is used for a utility curtailment input and is not available for use as an output for the second valve However the wiring harness exte...

Page 15: ...esult in unit damage and or improper equipment operation If heat recovery unit is installed in an area where freezing may occur the unit must be drained during winter months to prevent heat exchanger...

Page 16: ...ws the UI to display outdoor air temperature A150195 Fig 20 OAT Sensor Connection Compressor Start Accessories In the event of the rare occurrence of compressor starting issues such as dimming of the...

Page 17: ...aries are dual tapped for 208 and 230 volts Connect the appropriate tap to ensure a minimum of 18 volts secondary control voltage 24 volts is ideal for best operation jThe following guidelines are rec...

Page 18: ...access the refrigerant system at start up on package units Access should only be necessary as last resort in troubleshooting to prevent unnecessary charge issues j Check the water flow and operating...

Page 19: ...SEC YES NO NO YES START ANTI SHORT CYCLE INITIAL POWER UP YES NO START RANDOM START UP START COUNTER NEEDED YES COUNT 2 OR COUNT 4 BLINK CODE ON STATUS LED DISPLAY OUTPUT PULSE ALR OUTPUT ON PULSE NO...

Page 20: ...ducing the effective displacement of the compressor Full capacity is achieved by blocking these vents thus increasing the displacement to 100 A DC solenoid in the compressor controlled by a rectified...

Page 21: ...mportant to have the Freeze1 set to the default 26_F 3 33_C CAUTION UNIT DAMAGE AND OR OPERATION HAZARD Failure to follow this caution may result in unit damage and or improper equipment operation Fre...

Page 22: ...temperature would be set too high then the GHP would not be providing the customer with the best efficiency due to extended operation run hours of the gas furnace or electric heat resulting in higher...

Page 23: ...M 1064 1063 QUIET N A 911 048 Low 936 Max 1486 1486 EFF 1 1207 1207 EFF 2 1300 1300 COM 1107 1105 QUIET N A 947 048 High 1080 Max 1714 1714 EFF 1 1393 1393 EFF 2 1500 1500 COM 1277 1275 QUIET N A 1093...

Page 24: ...1 1 1 0 1 0 10 2 3 2 2 2 0 2 0 1 9 1 8 1 8 1 7 1 7 15 4 8 4 7 4 2 4 1 3 9 3 8 3 7 3 6 3 5 GZ072 9 1 0 1 0 0 9 0 9 0 9 0 8 0 8 0 8 0 8 12 1 7 1 7 1 5 1 5 1 4 1 4 1 3 1 3 1 3 18 3 6 3 5 3 2 3 1 3 0 2 9...

Page 25: ...Load 30 4 76 92 242 297 3 4 13 14 8 80 97 249 304 2 3 13 15 40 4 125 151 180 221 14 18 19 22 89 108 255 312 4 5 15 17 8 120 146 169 207 8 10 20 23 93 113 261 320 3 3 16 18 50 4 134 163 211 258 14 18...

Page 26: ...4 5 74 90 244 299 3 4 13 15 9 0 78 95 251 306 2 3 13 16 40 4 5 122 149 183 224 14 18 19 23 87 106 257 314 4 5 15 18 9 0 117 143 172 210 8 10 20 24 91 111 263 322 3 3 16 19 50 4 5 131 160 214 261 14 1...

Page 27: ...1 87 277 339 6 7 15 19 12 0 75 92 284 347 4 5 16 20 40 6 0 118 144 194 237 21 25 19 23 84 102 291 356 7 9 18 22 12 0 113 138 182 223 12 14 20 24 88 108 299 365 5 6 19 23 50 6 0 127 155 226 276 21 25 1...

Page 28: ...7 0 68 84 256 313 5 7 19 23 14 0 73 89 261 319 4 5 20 25 40 7 0 117 143 182 222 15 19 21 26 81 99 277 339 7 8 22 26 14 0 114 139 170 208 11 14 22 27 86 105 283 346 5 6 23 28 50 7 0 120 147 215 263 15...

Page 29: ...9 0 71 87 259 316 5 7 19 23 18 0 76 92 264 322 4 5 20 25 40 9 0 120 146 185 225 15 19 21 26 84 102 280 342 7 8 22 26 18 0 117 142 173 211 11 14 22 27 89 108 286 349 5 6 23 28 50 9 0 123 150 218 266 1...

Page 30: ...eeze Sensor Fault 57 Freeze sensor is invalid or out of range Check for open sensor wire disconnected sensor not connect ed properly or abnormal sensor temp ranges Compressor Thermal Cutout in Low Sta...

Page 31: ...pressor is also protected by an internal overload attached to motor windings Compressor Control Contactor The contactor has a 24volt coil The electronic control board controls the operation of the con...

Page 32: ...ntrol of the system In this manner the service technician can run the diagnostic checkouts right at the outdoor unit using the service tool After the checkouts are completed and it is no longer necess...

Page 33: ...00 11 52 18 970 57 135 2 774 103 217 622 34 29 227 600 12 54 18 090 58 136 2 674 104 219 604 33 27 213 600 13 55 17 260 59 138 2 579 105 221 587 32 26 200 500 14 57 16 470 60 140 2 488 106 223 571 31...

Page 34: ...of the unit is a normal protective measure in the design of the equipment If continual lockouts occur call a mechanic immediately and have them check for the following Water flow problems Water tempe...

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Carrier GZ024, Installation Instructions Manual, Page: 23 / 34

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