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Information in these installation instructions pertains only to GT
series units.

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other

conditions which may cause death, personal injury, or property

damage. Consult a qualified 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 product. Refer to the individual instructions

packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protective clothing,

and work gloves. Use quenching cloth for brazing operations.

Have fire extinguisher available. Read these instructions
thoroughly and follow all warnings or cautions included in

literature and attached to the unit. Consult local building codes and
current editions of the National Electrical Code ( NEC ) NFPA 70.

In Canada, refer to current editions of the Canadian electrical code

CSA 22.1.

Recognize safety information. This is the safety--alert symbol

When you see this symbol on the unit and in instructions or

manuals, be alert to the potential for personal injury. Understand
these signal words; DANGER, WARNING, and CAUTION. These

words are used with the safety--alert symbol. DANGER identifies
the most serious hazards which

will

result in severe personal injury

or death. WARNING signifies hazards which

could

result in

personal injury or death. CAUTION is used to identify unsafe
practices which

would

result in minor personal injury or product

and property damage. NOTE is used to highlight suggestions
which

will

result in enhanced installation, reliability, or operation.

CUT HAZARD

Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care and

wear appropriate protective clothing and gloves when

handling parts.

CAUTION

WARNING

UNIT OPERATION AND SAFETY HAZARD

Failure to follow this warning could result in personal injury

or equipment damage.
Puron

refrigerant systems operate at higher pressures than

standard R--22 systems. Do not use R--22 service equipment

or components on Puron

refrigerant equipment.

WARNING

ELECTRICAL SHOCK HAZARD

Failure to follow this warning could result in personal

injury or death.
Before installing, modifying, or servicing system, main

electrical disconnect switch must be in the OFF position.

There may be more than 1 disconnect switch. Lock out and

tag switch with a suitable warning label.

EXPLOSION HAZARD

Failure to follow this warning could

result in death, serious personal injury,

and/or property damage.
Never use air or gases containing

oxygen for leak testing or operating

refrigerant compressors. Pressurized

mixtures of air or gases containing

oxygen can lead to an explosion.

WARNING

A14032

Fig. 1 -- Standard Package

1. GT Series Water--To Air Heat Pump
2. Installation and Owner’s Manual
3. Hanging Bracket Kit (HZ unit only)

Содержание Gt 024

Страница 1: ...nd UPM Controller 10 ECM Interface Board 14 Constant Airflow Motor 17 Pump Relay 17 Comfort Alert Diagnostics Module CADM 17 FACTORY INSTALLED FEATURES 18 Smart Start Assist 18 Heat Recovery Package H...

Страница 2: ...sult in severe personal injury or death WARNING signifies hazards which could result in personal injury or death CAUTION is used to identify unsafe practices which would result in minor personal injur...

Страница 3: ...r installation manuals for more specific instructions See Fig 2 Diagram shows typical installation and is for illustration purposes only Ensure access to Heat Pump is not restricted 1 Line Voltage Dis...

Страница 4: ...er a cupronickel heat exchanger is recommended Copper is adequate for ground water that is not high in mineral content In well water applications water pressure must always be maintained in the heat e...

Страница 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...

Страница 6: ...Verify that all items have been received and that there are no visible damages note any shortages or damages on all copies of the freight bill In the event of damage or shortage remember that the pur...

Страница 7: ...A B C D NORM TEST YES HGRH NO CFM P1 OR GN BK YL BR WH P2 GY RD BL P13 GY PU J1 J2 J13 OR GN BK YL BR WH GY RD BL GY PU J14 WH BL OR BR YL J15 GY RD GN BK J17 GY PU BK WH GN YL L1 BK L2 WH J19 P19 CON...

Страница 8: ...must be connected to the heat pump and pitched away from the unit a minimum of 1 8 per foot to allow the condensate to flow away from the unit IMPORTANT This connection must be in conformance with loc...

Страница 9: ...should be used when connecting water piping connections to the units to insure against leaks and possible heat exchanger fouling NOTE The unit is shipped with water connection O rings A 10 pack of O r...

Страница 10: ...he HPC terminals on the UPM S Low pressure switch located in the unit refrigerant suction line and wired across terminals LPC1 and LPC2 on the UPM NOTE UPM Board Dry Contacts are normally open NO S Wa...

Страница 11: ...The Display output is a pulse output connected to the Unit Diagnostic Display UDD and it pulses 24VAC when the unit is in an lockout alarm condition S UPM TEST MODE UPM test mode will allow all time...

Страница 12: ...20 248 389 17 1 81 700 29 84 8 409 75 167 1 480 121 250 379 16 3 77 190 30 86 8 057 76 169 1 432 122 252 370 15 5 72 960 31 88 7 722 77 171 1 386 123 253 360 14 7 68 980 32 90 7 402 78 172 1 341 124 2...

Страница 13: ...YES T ASC OR RS SEC YES NO TIME 120 SEC START TIMER NO YES 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...

Страница 14: ...wer speed to increase dehumidification while cooling See Fig 14 A14126 Fig 14 Dehumidification Method Selector Thermostat Outputs Dry Contact Left side terminal strip in the stat D1 D2 YI First Stage...

Страница 15: ...ssory Dehum Active Super Dehumidification Super Dehumidification should NOT be used with geothermal heat pumps Cor Housewise with Field Installed Relay If motor intermittently runs with no call refer...

Страница 16: ...Y1 ON Y2 ON NO YES NO YES BLOWER RUNS RUNS IN PART LOAD CFM Y1 PERCENTAGE TIMES THE DE HUM PERCENT BLOWER RUNS RUNS IN PART LOAD CFM Y2 PERCENTAGE TIMES THE DE HUM PERCENT ECM CONTROL BOARD DE HUMIDI...

Страница 17: ...ent air flow settings depending on the mode that the unit is operating i e heating cooling fan only hot gas reheat etc Refer to the ECM Interface Board section in this document for more information Pu...

Страница 18: ...t Start Assist will start ramping function in the case k1 is closed The device can be reset at any time by removing power on L1 N connection When the power is reapplied the soft starter will start ram...

Страница 19: ...ure to follow this caution may result 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 m...

Страница 20: ...ter with a minimum of 3 8 10mm closed cell insulation Initial Start Up CAUTION UNIT DAMAGE AND OR OPERATION HAZARD Failure to follow this caution may result in unit damage and or improper equipment op...

Страница 21: ...hermostat is satisfied the compressor shuts down and the fan ramps down to either FAN ONLY mode or OFF over a span of 30 seconds If thermostat has two different output points one for Auxiliary heat an...

Страница 22: ...ature 4 Verify the heat pump is operating in the cooling mode 5 Turn the thermostat system switch to the OFF position The unit should stop running and the reversing valve should de energize 6 Leave th...

Страница 23: ...RED 5 Brownout RED 6 Evaporator Freeze condition Compressor Ohms Model Start Winding Run Winding GT024 1 64 1 3 GT036 1 52 0 88 GT048 1 86 0 52 GT060 1 63 0 39 GT072 1 85 0 34 Tolerance 7 All resistan...

Страница 24: ...oad open If the compressor is cool and the overload will not reset replace compressor Compressor motor grounded Internal winding grounded to the compressor shell Replace compressor If compressor burno...

Страница 25: ...Refrigerant charge Low on refrigerant charge causing inefficient operation Compressor Check for defective compressor If discharge is too low and suction pressure is too high compressor is not pumping...

Страница 26: ...rcuit in compressor supply wiring or connections 6 Unusually long compressor protector reset time due to extreme ambient temperature 7 Compressor windings are damaged Check compressor motor winding re...

Страница 27: ...97 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 18 21 106 118 267 327...

Страница 28: ...111 263 322 3 3 16 19 50 4 5 131 160 214 261 14 18 18 22 95 105 269 329 5 6 17 20 9 0 126 154 201 245 8 10 19 24 100 125 276 337 3 4 18 22 60 4 5 136 166 244 298 14 17 18 22 111 136 282 344 6 7 19 23...

Страница 29: ...299 365 5 6 19 23 50 6 0 127 155 226 276 21 25 18 22 92 110 305 373 9 11 20 25 12 0 122 149 213 260 12 14 19 24 98 120 313 383 6 7 21 26 60 6 0 131 160 259 316 21 25 18 22 108 132 320 391 10 13 23 28...

Страница 30: ...105 283 346 5 6 23 28 50 7 0 120 147 215 263 15 18 20 25 93 114 299 365 8 9 24 29 14 0 117 143 201 246 11 14 21 26 99 121 305 373 6 7 25 31 60 7 0 123 150 248 304 14 17 20 24 106 129 321 392 9 11 26...

Страница 31: ...9 108 286 349 5 6 23 28 50 9 0 123 150 218 266 15 18 20 25 96 117 302 368 8 9 24 29 18 0 120 146 204 249 11 14 21 26 102 124 308 376 6 7 25 31 60 9 0 126 153 251 307 14 17 20 24 109 132 324 395 9 11 2...

Страница 32: ...1300 1300 1300 1300 1300 1300 1300 Low 1100 A 1100 1100 1100 1100 1100 1100 1100 1100 1100 1100 GT048 Full Load Hi 1800 A 1800 1800 1800 1800 1800 1800 1800 1800 1800 1800 Med 1600 Normal A 1600 1600...

Страница 33: ...36 9 0 0 3 1 5 4 6 2 2 0 09 7 1 0 2 3 5 7 9 4 5 0 22 0 3 0 9 5 5 0 1 12 7 5 0 35 GT048 9 0 0 1 1 6 8 1 8 0 17 6 2 0 7 2 0 1 12 3 7 0 35 8 4 0 9 4 4 1 16 6 2 0 61 GT060 7 1 0 1 1 5 7 10 1 9 0 26 9 3 0...

Страница 34: ...igned to have a field configurable blower orientation end blow default and straight through See Fig 25 and Fig 26 A14034 Fig 25 End Blow Configuration default A14035 Fig 26 Straight Through Configurat...

Страница 35: ...Removal A14037 Fig 28 Blower Motor Wring Ground Wire Location A14038 Fig 29 Screws Holding Bracket A14039 Fig 30 Screws Holding Blower Assembly A14040 Fig 31 Screws Holding Blower Bracket A14041 Fig 3...

Страница 36: ...mbly 180 degrees with blower belly down and slide back into the cabinet See Fig 36 11 Reinstall bracket in the new vertical position using 2 screws See Fig 37 12 Reinstall bracket removed in step 3 us...

Страница 37: ...lower housing See Fig 42 3 Remove and retain 4 screws under the blower collar See Fig 43 CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation...

Страница 38: ...and retain remaining vertical blower bracket by re moving 2 screws See Fig 48 9 Remove the blower assembly by sliding it forward See Fig 49 NOTE Unit top is notched to allow blower to slide through A1...

Страница 39: ...ower brackets in the new horizontal position using 4 screws See Fig 53 14 Secure the horizontal blower brackets to the unit base using 4 screws See Fig 54 15 Reconnect blower motor wiring and ground w...

Страница 40: ...OPERATION HAZARD Failure to follow this caution may result in equipment damage or improper operation Discharge air configuration change is not possible on Heat Pumps equipped with Electric Heat Option...

Страница 41: ...APPLIES IF OPTION IS INSTALLED 1 AIR COIL 2 E BOX UNIT FRONT 3 BLOWER X REQUIRED STEP FIELD INSTALLED PANEL KIT A150265 NOTE All heat pumps are supplied with panel belt which needs to be removed to ac...

Страница 42: ...UP to SIDE discharge Reconfiguration to other side uses similar steps 1 Remove and retain diagonal support brackets on front and back sides of the unit See Fig 64 2 Unplug electrical connections of Bl...

Страница 43: ...to avoid coil damage Shipping cardboard can be used as protection during blower removal and installation 6 Remove and discard blower collar See Fig 69 NOTE Discharge air configuration change is not p...

Страница 44: ...ts in new orientation See Fig 73 11 Reinstall the blower assembly in the new desired location using the existing holes See Fig 74 CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result i...

Страница 45: ...condensate drain connection from FRONT left corner post to BACK left corner post See Fig 77 A14090 Fig 77 Relocate Condensate Drain Connection front left corner to back left corner 1 Cut the condensat...

Страница 46: ...ew location See Fig 81 A14093 Fig 80 Route Plastic Tube from Front Left to Back Left A14091 Fig 81 Relocate Condensate Drain Connection HRP Switch Relocation The HRP Pump Disconnect Switch is mounted...

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