York PCE6 SERIES Installation Manual Download Page 15 | Manualshive

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5300477-UIM-A-0317

Johnson Controls Unitary Products

15

SECTION VIII: TYPICAL WIRING DIAGRAMS

FIGURE 10:

Connection Wiring Diagram

2 STAGE AC UNIT WITH OR WITHOUT

ELECTRIC HEAT - 460-3-60

CONNECTION WIRING DIAGRAM

HI PRESSURE

LOSS

OF

CHARGE

THERMOSTAT

BLK

YEL

BLU

BLU

USE COPPER

CONDUCTORS

ONLY

POWER SUPPLY

460-3-60

CRANKCASE

HEATER

TEMPERATURE

SWITCH

YEL/BLU (15)

BLU

BLU

BLU

YEL (14)

WHT/BLK (20)

YEL (13)

RED (25)

RED (25)

GRN (19)

GRN (19)

YEL/BLK (22)

YEL/BLK (23)

YEL/BLK (24)

PUR/WHT (6)

PUR/WHT (6)

RED/WHT (32)

RED/WHT (32)

BLU/WHT (7)

BLU/WHT (7)

PUR (3)

GRN (5)

GRN (28)

BLU (27)

BLU (16)

WHT (29)

WHT (29)

BLU (30)

WHT (21)

GRY (18)

BLU (17)

WHT/BLK (20)

PUR (4)

RED (31)

BLK (2)

BLK (1)

BLK

BLK

BLK

BLK (33)

BLK/WHT (34)

RED (12)

BRN/WHT (9)

BLK/WHT (10)

RED (11)

GRN (8)

CAPACITOR

CONTACTOR

BLU

24V COMMON

RELAY / SEQUENCER

FIRST STAGE

RELAY / SEQUENCER

SECOND STAGE

460V

24V SEC

75VA

COM

XFMR

COMPR.

3

ID BLWR

MOTOR

1

6 5 4

3 2 1

F

C

OD FAN

MOTOR

1

1
2
3
4
5
6

BLK

BRN

GRN

RED

2 STAGE

BLOWER

CONTROL

MODEL ID

PLUG

C

HUM

O

W1

W2

Y1

Y/Y2

G

R

PWM COM

PWM ENABLE

PWM

HT1

HT2

HT COM

C

24 VAC

R

C

G

HUM

Y1

Y2

W2
W1

6

5

4

3

2

1

P1

P3

3A

FUSE

T1

L1

T2

L2

T3

L3

L1

L3

L2

Blower Control Fault Codes

LAMP OFF

LAMP ON

SLOW RED

RAPID RED

7 RED

8 RED
9 RED

No Power to control

Internal control failure

Control normal operation

Test Mode

Call for heat and cool at the same time

Model ID plug not inserted
Internal fault self corrected, attempting

normal operation.

Flashes Fault Condition

Notes:

FIELD INSTALLED CONTROL

FIELD INSTALLED POWER

24V LOW VOLTAGE

460V LINE VOLTAGE

NOTICE

THIS UNIT IS WIRED

FOR THREE-PHASE POWER.

DO NOT CONNECT TO

A SINGLE PHASE SUPPLY

OPEN ALL DISCONNECTS

BEFORE SERVICING THIS UNIT.

CAUTION

!

5309205-UWD-A-1216

1. ALL FIELD WIRING TO BE ACCOMPLISHED FOLLOWING
CITY, LOCAL, AND/OR NATIONAL CODES IN EFFECT AT
THE TIME OF UNIT INSTALLATION.

2. CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION
WHEN SERVICING CONTROLS. WIRING ERRORS CAN CAUSE
IMPROPER AND DANGEROUS OPERATION. IF ANY OF THE WIRING
AS SUPPLIED WITH UNIT MUST BE REMOVED, IT MUST BE REPLACED
WITH TYPE 105 C 600 VOLT WIRE OR EQUIVALENT AND CLEARLY
RENUMBERED FOR IDENTIFICATION. VERIFY PROPER OPERATION
AFTER SERVICING.

3. FACTORY WIRED FOR 460 VOLT THREE PHASE SUPPLY POWER.

4. MOTORS ARE INHERENTLY PROTECTED.

5. SEE UNIT NAMEPLATE FOR MAXIMUM FUSE AND/OR CIRCUIT
BREAKER SIZE AND MINIMUM CIRCUIT AMPACITY.

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Summary of Contents for PCE6 SERIES

Page 1: ... are available to provide electric heat The units are completely assembled on rigid removable base rails All piping refrigerant charge and electrical wiring is factory installed and tested The units require only electric power and duct connections at the point of installation SECTION II SAFETY This is a safety alert symbol When you see this symbol on labels or in manuals be alert to the potential ...

Page 2: ...t for proposed installation should be based on heat loss heat gain calculations made in accordance with industry recognized proce dures such as the Air Conditioning Contractors of America Manual J WARNING Before performing service or maintenance operations on unit turn off main power switch to unit Electrical shock could cause personal injury Improper installation adjustment alteration service or ...

Page 3: ... the place of installation Rig the unit by attaching chain or cable slings to the lifting holes provided in the base rails Spreader bars whose length exceeds the largest dimension across the unit MUST be used across the top of the unit Units may be moved or lifted with a forklift Slotted openings in the base rails are provided for this purpose FIGURE 1 Component Location OUTDOOR FAN MOTOR OUTDOOR ...

Page 4: ...34 140 74 FIGURE 2 Unit 4 Point Load Weight Table 3 Unit Dimensions Model Dimensions inches A B C B36 51 1 4 45 3 4 49 B48 51 1 4 45 3 4 53 B60 51 1 4 45 3 4 55 X CENTER OF GRAVITY FRONT OF UNIT Y D C B A A0295 001 COMPRESSOR FIGURE 3 Unit Dimensions and Access Locations HIGH VOLTAGE CONNECTION 7 8 HIGH VOLTAGE CONNECTION 1 3 32 COMPRESSOR ACCESS PANEL CONDENSATE DRAIN BLOWER ACCESS PANEL CONTROL ...

Page 5: ...lters should be checked monthly this is especially important since this unit is used for both heating and cooling Table 4 Unit Clearances Direction Distance in Direction Distance in Top1 1 Minimum Clearance of 1inch all sides of supply air duct for the first 3 feet of duct for 20 25 kW zero inches thereafter For all other heaters zero inch clearance all sides for entire length of duct 36 Power Ent...

Page 6: ...e with local codes or in their absence with the N E C C E C Voltage tolerances which must be maintained at the compressor terminals during starting and running conditions are indicated on the unit Rating Plate and Table 1 The wiring entering the cabinet must be provided with mechanical strain relief A fused disconnect switch should be field provided for the unit If any of the wire supplied with th...

Page 7: ... to be installed with a field installed single point power modification 1 Minimum Circuit Ampacity 2 Maximum Over Current Protection per standard UL 1995 3 Fuse or HACR circuit breaker to be field installed 4 Single Point Connection Kit required Table 6 Electrical Data for 460 3 60 Multi Source Power Model Compressor OD Fan Motor Blower Motor Electric Heat Option MCA1 Amps Max Fuse2 or Breaker3 Si...

Page 8: ...e Interlaced Interlaced Interlaced Indoor Coil Data Face area Sq Ft 6 3 6 3 6 3 Rows 3 3 4 Fins per inch 16 16 16 Tube diameter 3 8 3 8 3 8 Circuitry Type Interlaced Interlaced Interlaced Refrigerant control TXV TXV TXV Outdoor Fan Data Fan diameter Inch 26 26 26 Type Prop Prop Prop Drive type Direct Direct Direct No speeds 1 1 1 Motor HP each 1 3 1 3 1 3 RPM 850 850 850 Nominal total CFM 3200 320...

Page 9: ...ng refrigerant leaks replacing refrigerant components such as filter drier pressure switch metering device or coil Units are shipped with compressor mountings which are factory adjusted and ready for operation CAUTION This system uses R 410A refrigerant which operates at higher pres sures than R 22 No other refrigerant may be used in this system CAUTION Scroll compressors require proper rotation t...

Page 10: ...2 865 787 735 662 598 B 1147 1056 972 895 815 735 657 578 511 450 C 1003 904 813 724 632 552 470 400 327 258 D 902 802 700 602 504 429 348 292 201 201 48 High Cool A 1893 1845 1804 1764 1717 1672 1625 1576 1528 1473 B 1785 1737 1694 1650 1597 1547 1501 1452 1392 1335 C 1703 1649 1595 1546 1491 1436 1385 1327 1264 1200 D 1654 1596 1535 1483 1427 1370 1315 1252 1187 1118 Low Cool A 1304 1225 1152 10...

Page 11: ...gh Pressure Switch HPS The switch protects against excessive discharge pressures Loss of Charge Switch LCS The switch protects against loss of charge due to a leak in the system The above pressure switch is specifically designed to operate with R 410A systems R 22 pressure switches must not be used as replace ments for the R 410A pressure switch Indoor Circulating Blower When the thermostat calls ...

Page 12: ... cause must be investigated and corrected The 460V 6HK three phase heat kit limit switch s is an auto reset low voltage switch that disconnects the line voltage power to the heat kit elements if an over temperature condition should occur Table 11 Delay Profile Descriptions Delay Profile Period Cooling Level Time in State Minutes A Pre Run Bypass Bypass Short Run Bypass Bypass Run 100 No Limit Post...

Page 13: ... is set at or above the required speed See Table 13 8 Make sure all unit panels are in place and secured and that an air filter is installed FIGURE 8 Indoor Blower Control 03 21752 86 1267 02 3 8 803 5 3 6 7 21 80 67 7 6 7 21 1 225 5 2 6 7 21 Table 14 Enhanced ECM Indoor Blower Control Board Fault Codes Flashes Fault Condition LED OFF No power to control LED ON Internal control failure SLOW RED Co...

Page 14: ...as often as necessary to keep the coil clean If water is used to clean the coil be sure that the power to the unit is shut off prior to cleaning TROUBLESHOOTING FIGURE 9 Measuring External Static Pressure i 0w 1035 5 7851 5 8 7 6833 5 8 7 0 35 6685 36 1 6 2 7 5 i w 1035 WARNING Prior to any of the following maintenance procedures shut off all power to the unit to avoid personal injury CAUTION Exer...

Page 15: ...2 1 P1 P3 3A FUSE T1 L1 T2 L2 T3 L3 L1 L3 L2 Blower Control Fault Codes LAMP OFF LAMP ON SLOW RED RAPID RED 7 RED 8 RED 9 RED No Power to control Internal control failure Control normal operation Test Mode Call for heat and cool at the same time Model ID plug not inserted Internal fault self corrected attempting normal operation Flashes Fault Condition Notes FIELD INSTALLED CONTROL FIELD INSTALLED...

Page 16: ...M C 24 VAC P1 P3 3A FUSE R C G HUM Y1 Y2 W2 W1 COM PWM E BLK BLK BLK YEL BLK WHT BLK L3 CRANKCASE HEATER TEMP SWITCH GROUND LUG T3 NOTICE THIS UNIT IS WIRED FOR THREE PHASE POWER DO NOT CONNECT TO A SINGLE PHASE SUPPLY WIRING DIAGRAM FOR HEATER KIT 6HK06502046 E T A N R E T L A R O F M A R G A I D G N I R I W R E T A E H E E S S T I K Y R O S S E C C A R E T A E H C I R T C E L E L A N O I T P O Y...

Page 17: ...y Manifold sets must be at least 700 psig high side and 180 psig low side with 550 psig retard All hoses must have a service pressure rating of 800 psig Leak detectors must be designed to detect HFC refrigerants Systems must be charged with liquid refrigerant Use a commercial type metering device in the manifold hose R 410A can only be used with POE type oils POE type oils rapidly absorb moisture ...

Page 18: ...5300477 UIM A 0317 18 Johnson Controls Unitary Products NOTES ...

Page 19: ...e compressor 208 volts AC 230 volt AC 460 volts AC 575 volts AC Anti recycle timer Measured voltage L1 to L2 L2 to L3 L1 to L3 Total amperes L1 L2 L3 Compressor amperes L1 L2 L3 Measured voltage R and C outdoor unit control board Air Flow Setup Cooling Supply static inches of water column Supply air dry bulb temperature Return air dry bulb temperature Temperature drop A B C D Blower Type Set Up Ou...

Page 20: ...nd equipment maintenance Clean Up Job Site Owner Education Comments and Additional Job Details Provide owner with the owner s manual Explain thermostat use and programming if applicable to owner Unit Operation and Cycle Test Operate the unit through continuous fan cycles from the thermostat noting and correcting any problems Operate the unit through cooling cycles from the thermostat noting and co...

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