Johnson Controls 13 SEER - GCGD Installation Manual Download Page 12

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872678-UIM-C-0213

Johnson Controls Unitary Products

FIGURE 13:

Thermostat Chart - Single Stage AC with PSC Furnace

AC 5E

Single Stage Air Conditioner

– Single Stage PSC Furnace

24 – Volt Common

Compressor Contactor

SINGLE STAGE

AIR

CONDITIONER

SINGLE STAGE

AIR CONDITIONER

Full Stage Compressor

Fan

*BP11C50124

*BN11C01124
*DP11C40124

*DN11C00124

THERMOSTAT

24 – Volt Hot

(Heat XFMR)

24 – Volt Hot
(Cool XFMR)

Full Stage Heat

Selection of GAS/ELEC

switch on thermostat

is not necessary

24 – Volt Common

Full Stage Compressor

Fan

*BN11C00124

THERMOSTAT

24 – Volt Hot

(Heat XFMR)

24 – Volt Hot
(Cool XFMR)

Full Stage Heat

Thermostat Installer Setup

1-System Type-must be

set to 0

24 – Volt Common

Thermostat Installer Setup
15-Compressor Protection

must be set to 5

External Humidistat

(Optional)

Open on Humidity Rise

G8C

L(Y/M)8S

G*9F

G*(8/9)S

ID MODELS

(G/T)GLS

TG(8/9)S

LF8

GF(8/9)

24 – Volt Common

24 – Volt Hot

Full Stage Heat

SINGLE STAGE PSC

FURNACE

Fan

SINGLE STAGE

PSC

FURNACE

Other Part Numbers:

SAP = Legacy

265901 = 031-09166

24VAC Humidifier

(Optional)

Part Number:

S1-2HU16700124

Y/Y2

Full Stage Compressor

Summary of Contents for 13 SEER - GCGD

Page 1: ...tion to the signal words DANGER WARNING or CAUTION DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It is also us...

Page 2: ...sing unit combination with the appropriate metering device 2 Change out of the line set when replacing an R 22 unit with an R410 A unit is highly recommended to reduce cross contamina tion of oils and refrigerants 3 If change out of the line set is not practical then the following pre cautions should be taken Inspect the line set for kinks sharp bends or other restrictions and for corrosion Determ...

Page 3: ...to avoid sharp bends which may cause a restriction 2 The lines should be installed so that they will not obstruct service access to the coil air handling system or filter 3 Care must also be taken to isolate the refrigerant lines to minimize noise transmission from the equipment to the structure 4 The vapor line must be insulated with a minimum of 1 2 foam rub ber insulation Armaflex or equivalent...

Page 4: ...VER TIGHTEN between 40 and 60 inch lbs maximum 10 Evacuate the vapor line evaporator and liquid line to 500 microns or less 11 Replace cap on service ports Do not remove the flare caps from the service ports except when necessary for servicing the system 12 Release the refrigerant charge into the system Open both the liq uid and vapor valves by removing the plunger cap and with an allen wrench bac...

Page 5: ...er fitting and an additional 1 3 turn to seal 7 Install the TXV bulb to the vapor line near the equalizer line using the bulb clamp s furnished with the TXV assembly Ensure the bulb is making maximum contact a Bulb should be installed on a horizontal run of the vapor line if possible The bulb should be installed on top of the line b If bulb installation is made on a vertical run the bulb should be...

Page 6: ...he default subcool ing is 10 F 1 Set the system running in cooling mode by setting the thermostat at least 6 F below the room temperature and operate system for at least 10 15 minutes 2 Refer to the technical guide for the recommended indoor airflow and verify it is correct it should be about 400 SCFM per ton 3 Measure and record the indoor wet bulb WB and the outdoor ambient dry bulb DB temperatu...

Page 7: ...ply connections TABLE 2 R 410A Saturation Properties TEMP F PRESSURE PSIG TEMP F PRESSURE PSIG TEMP F PRESSURE PSIG TEMP F PRESSURE PSIG TEMP F PRESSURE PSIG 45 130 60 170 75 217 90 274 105 341 46 132 61 173 76 221 91 278 106 345 47 135 62 176 77 224 92 282 107 350 48 137 63 179 78 228 93 287 108 355 49 140 64 182 79 232 94 291 109 360 50 142 65 185 80 235 95 295 110 365 51 145 66 188 81 239 96 29...

Page 8: ... unit and thermostat To eliminate erratic operation seal the hole in the wall at the ther mostat with permagum or equivalent to prevent air drafts affecting the operation of in the thermostat NOTICE FIGURE 8 Typical Field Wiring Air Handler Electrical Heat Single Phase ALL FIELD WIRING TO BE IN ACCORDANCE WITH ELECTRIC CODE NEC AND OR LOCAL CODES POWER WIRING CONTACTOR TERMINALS COIL GND LUG C Y R...

Page 9: ...r electric heat on thermostat is not necessary MA SHP AHP ID MODELS Other Part Numbers SAP Legacy 265902 031 09167 2 Part Numbers SAP Legacy 159480 031 09156 1 COM 24 Volt Common R 24 Volt Hot W2 Second Stage Heat O Reversing Valve Energized in Cool X L Malfunction Light HUM Humidity Switch Open on Humidity Rise PSC AIR HANDLER CONTROL G Fan PSC AIR HANDLER 1 EAC 24 VAC out Electronic Air Cleaner ...

Page 10: ...r Y1 Single Stage Compressor Y Y2 Second or Full Stage Compressor W1 First Stage Heat Y Full Stage Compressor G Fan BP11C50124 BN11C01124 DP11C40124 DN11C00124 THERMOSTAT RH 24 Volt Hot Heat XFMR RC 24 Volt Hot Cool XFMR W Full Stage Heat Selection of GAS ELEC switch on thermostat is not necessary C 24 Volt Common Y Full Stage Compressor G Fan BN11C00124 THERMOSTAT RH 24 Volt Hot Heat XFMR RC 24 V...

Page 11: ...ull Stage Heat Clipping Jumper W914 for electric heat on thermostat is not necessary 24VAC Humidifier Optional C 24 Volt Common Y Compressor SINGLE STAGE AIR CONDITIONER Y Compressor Contactor SINGLE STAGE AIR CONDITIONER SINGLE STAGE AIR CONDITIONER G8C L Y M 8S G 9F G 8 9 S ID MODELS G T GLS TG 8 9 S LF8 GF 8 9 C 24 Volt Common R 24 Volt Hot W Full Stage Heat SINGLE STAGE PSC FURNACE G Fan SINGL...

Page 12: ...ermostat is not necessary C 24 Volt Common Y Full Stage Compressor G Fan BN11C00124 THERMOSTAT RH 24 Volt Hot Heat XFMR RC 24 Volt Hot Cool XFMR W Full Stage Heat Thermostat Installer Setup 1 System Type must be set to 0 C 24 Volt Common Thermostat Installer Setup 15 Compressor Protection must be set to 5 External Humidistat Optional Open on Humidity Rise G8C L Y M 8S G 9F G 8 9 S ID MODELS G T GL...

Page 13: ...eration and maintenance of all other system components MAINTENANCE 1 Dirt should not be allowed to accumulate on the outdoor coils or other parts in the air circuit Clean as often as necessary to keep the unit clean Use a brush vacuum cleaner attachment or other suitable means 2 The outdoor fan motor is permanently lubricated and does not require periodic oiling 3 If the coil needs to be cleaned u...

Page 14: ...872678 UIM C 0213 14 Johnson Controls Unitary Products SECTION X WIRING DIAGRAM FIGURE 14 Wiring Diagram Single Phase ...

Page 15: ...872678 UIM C 0213 Johnson Controls Unitary Products 15 FIGURE 15 Wiring Diagram Three Phase 2 5 5 Tons 412217 ...

Page 16: ...CED WITH TYPE 105 C THERMOPLASTIC OR ITS EQUIVALENT WIRING MUST CONFORM TO NATIONAL AND LOCAL CODES HPS HIGH PRESSURE SWITCH LP LOW PRESSURE SWITCH LAP LOW AMBIENT PRESSURE SWITCH CCH CRANKCASE HEATER CC CONTACTOR COIL ASCT ANTI SHORT CYCLE TIME DANGER SHOCK HAZARD TURN OFF ELECTRICAL POWER BEFORE SERVICING TO PREVENT POSSIBLE DAMAGE TO THE EQUIPMENT AND POSSIBLE PERSONAL INJURY CAUTION TO PREVENT...

Page 17: ...if applicable Electrical Line Voltage Outdoor Unit Model Outdoor Unit Serial Filter Thermostat Accessories Filter Location s Connections Per Installation Instructions and Local Codes Gas piping is connected if applicable Supply plenum and return ducts are connected and sealed Filter Size Vent system is connected if applicable Thermostat wiring complete Heat anticipator is set to the recommended va...

Page 18: ...ith the owner s manual Explain thermostat use and programming if applicable to owner Cycle Test Operate the unit through several heating cycles if applicable from the thermostat noting and correcting any problems Operate the unit through continuous fan cycles from the thermostat noting and correcting any problems Operate the unit through a cooling cycles noting and correcting any problems COOL ADJ...

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