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York International TCHDSERIES, Installation Manual, Page: 8 / 18

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York International TCHDSERIES Installation Manual Download Page 8

5320779-UIM-A-0417

8

Johnson Controls Unitary Products

 FIGURE 6: 

Typical Field Wiring (Air Handler / Electrical Heat) (Single-Phase)

52207+(50267$7

&21'(16,1*81,7

&217$&725

7(50,1$/6

92/7&21752/:,5,1*
0,1,080*$:,5(
1(&&/$66

)851$&(25$,5+$1'/(57(50,1$/%/2&.

32:(5:,5,1*

$

*1'
/8*

&

<

5

*

:

<

5

*

:

&2,/

7(50,1$/:,621/<
5(48,5('216<67(06
:,7++($7

$//287'225:,5,1*0867%(:($7+(53522)86(&233(5&21'8&725621/<

32:(5:,5,1*
&21752/:,5,1*
)$&725<:,5,1*

$//),(/':,5,1*72%(,1$&&25'$1&(:,7+(/(&75,&&2'(1(&$1'25/2&$/&2'(6

 FIGURE 7: 

Typical Field Wiring (Air Handler / Electrical Heat) (Three-Phase)

$//),(/':,5,1*72%(,1$&&25'$1&(:,7+(/(&75,&&2'(1(&$1'25/2&$/&2'(6

32:(5:,5,1*

&217$&725
7(50,1$/6

&2,/

*1'

/8*

&

<

5

*

:

<

5

*

:

92/7&21752/:,5,1*
0,1,080*$:,5(
1(&&/$66

)851$&(25$,5+$1'/(5

7(50,1$/%/2&.

52207+(50267$7

&21'(16,1*81,7

$//287'225:,5,1*0867%(:($7+(53522)86(&233(5&21'8&725621/<

7(50,1$/:,621/<
5(48,5('216<67(06
:,7++($7

$

32:(5:,5,1*
&21752/:,5,1*
)$&725<:,5,1*

Summary of Contents for TCHDSERIES

Page 1: ...it combinations elevation differences or total line lengths Refer to Appli cation Data covering General Piping Recommendations and Refriger ant Line Length Part Number 247077 SECTION II SAFETY This is a safety alert symbol When you see this symbol on labels or in manuals be alert to the potential for personal injury Understand and pay particular attention to the signal words DANGER WARNING or CAUT...

Page 2: ...d area that is seasonally hot the unit should be raised sufficiently above the roof or ground to avoid taking the accumulated layer of hot air into the outdoor unit Provide adequate structural support ADD ON REPLACEMENT RETROFIT When this unit is being used as a replacement for an R 22 unit it is required that the outdoor unit indoor coil and metering device all be replaced The following steps sho...

Page 3: ...utdoor unit In these applications care must be taken to address unit base pan support structural integ rity safe access and serviceability as well as the possible sound and vibration transmission into the structure These applications are best served by a properly engineered solution LIQUID LINE FILTER DRIER The air conditioning unit s filter dryer is located on the liquid line PIPING CONNECTIONS T...

Page 4: ...allation The reusable service valves are pro vided to evacuate and charge per this instruction Serious service problems can be avoided by taking adequate precau tions to assure an internally clean and dry system PRECAUTIONS DURING BRAZING SERVICE VALVE Precautions should be taken to prevent heat damage to service valve by wrapping a wet rag around it as shown in Figure 4 Also protect all painted s...

Page 5: ...th fitting supplied with the liquid line Hand modify the liquid line to align with casing opening Hand tighten the liquid line and an addi tional 1 4 turn to seal 6 Install the TXV equalizer line into the vapor line as follows a Hand tighten the 1 4 SAE nut to the schrader 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 cla...

Page 6: ...arging charts are provided on the access panel of the unit SUBCOOLING CHARGING METHOD TXV INDOOR For cooling operation the subcooling values are shown in parentheses on the charging charts provided with the unit 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 ...

Page 7: ...NEC and or local city codes 5 Mount the thermostat about 5 ft above the floor where it will be exposed to normal room air circulation Do not place it on an out side wall or where it is exposed to the radiant effect from exposed glass or appliances drafts from outside doors or supply air grilles 6 Route the 24 volt control wiring NEC Class 2 from the outdoor unit to the indoor unit and thermostat T...

Page 8: ... 48 5 21 6 67 06 7 7 287 225 5 1 0867 7 53522 86 233 5 21 8 7256 21 32 5 5 1 21752 5 1 725 5 1 5 1 72 1 25 1 7 75 2 1 1 25 2 2 6 FIGURE 7 Typical Field Wiring Air Handler Electrical Heat Three Phase 5 1 72 1 25 1 7 75 2 1 1 25 2 2 6 32 5 5 1 217 725 7 50 1 6 2 1 8 5 5 92 7 21752 5 1 0 1 080 5 1 66 851 25 5 1 5 7 50 1 2 5220 7 50267 7 21 16 1 81 7 287 225 5 1 0867 7 53522 86 233 5 21 8 7256 21 7 50...

Page 9: ...l XFMR W Full Stage Heat Clipping Jumper W914 for electric heat on thermostat is not necessary AHR ID MODELS 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 EAC 24 VAC out Electronic Air Cleaner HUM OUT 24 VAC out Humidifier Y1 Single Stage Compres...

Page 10: ...r 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 Volt Hot Cool XFMR W Full Stage Heat Thermo...

Page 11: ...Heat XFMR RC 24 Volt Hot Cool XFMR W Full Stage Heat Clipping Jumper W914 for electric heat on thermostat is not necessary C 24 Volt Common Y Compressor SINGLE STAGE AIR CONDITIONER Y Compressor Contactor SINGLE STAGE AIR CONDITIONER SINGLE STAGE AIR CONDITIONER ID MODELS TG 8 9 S C 24 Volt Common R 24 Volt Hot W Full Stage Heat SINGLE STAGE PSC FURNACE G Fan SINGLE STAGE PSC FURNACE Y Y2 Full Sta...

Page 12: ...t 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 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 ...

Page 13: ...AINTENANCE 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 use clean water to wash dust dirt and debris from outdoor...

Page 14: ...CTRICAL SUPPLY TO AIR CONDITIONER IS SHUT OFF COMPONENTS SHOWN IN DASH LINES ARE OPTIONAL DUAL CAPACITOR SHOWN SEPARATE CAPACITORS MAY BE USED ON ACTUAL UNIT WIRING MUST CONFORM TO NATIONAL AND LOCAL CODES IF ANY OF THE ORIGINAL WIRE SUPPLIED WITH THIS UNIT MUST BE REPLACED IT MUST BE REPLACED WITH 105 C THERMOPLASTIC OR ITS EQUIVALENT WHERE POWER SUPPLY HAS ONE 1 230 VOLT CONDUCTOR AND ONE 1 NEUT...

Page 15: ... L ARE OPTIONAL WIRING MUST CONFORM TO NATIONAL AND LOCAL CODES IF ANY OF THE ORIGINAL WIRE S WITH THIS UNIT MUST BE REPLA MUST BE REPLACED WITH 105 C THERMOPLASTIC OR ITS EQUIVA WHERE POWER SUPPLY HAS ON VOLT CONDUCTOR AND ONE 1 CONDUCTOR CONNECT L2 OF C TO NEUTRAL 1 2 3 4 LEGE CAP C COMP CC CO CCH C HPS H LPS LO OFM O HS HE WIRING DIAGRAM C Y L2 T2 VAC 60 Hz 3 PHASE SUPPLY C 60 Hz 3 PHASE SUPPLY...

Page 16: ...5320779 UIM A 0417 16 Johnson Controls Unitary Products NOTES ...

Page 17: ...Data Venting 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 r...

Page 18: ...ual 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 ADJUST ECM X 13 PSC A ...

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