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26 

 18-HD66D1-4

Section 8. Control Board Test Points

ZO

NE

S

1 - 4

5 - 8

Zone Dampers

Sensor

s

Reserved

Reserved

Reserved

Static Pres

s

Gnd/Grn

Signal/Blk

+5V/Red

Temperatur

e

Non Comm Zone Sensor

Discharge Air

Discharge Air

Return Air

Return Air

Mixed Air

Mixed Air

Zone 1 or 5

Zone 1 or 5

Zone 2 or 6

Zone 2 or 6

Zone 3 or 7

Zone 3 or 7
Zone 4 or 8

Zone 4 or 8

Zone 1 or 

5

ZONES

1 - 4

5 - 8

Indoor/

Relay Panel

Comm

Outdoor

Comm Zone Sensor/

2nd Zone Panel

24V

Trans.

Common

PO/Open

PC/Closed

Zone 2 or 

6

Common

PO/Open

PC/Closed

Zone 3 or 

7

Common

PO/Open

PC/Closed

Zone 4 or 

8

Common

PO/Open

PC/Closed

Comm

R

B

D

B

B R B

D

D

SEE TABLE 5

SEE

TABLE 1

* See Note

SEE
TABLE 4

SEE
TABLE 6

SEE
TABLE 2

SEE
TABLE 3

TABLE 2

System Connections

Terminals

Volts (DC)

Communication

Status

D & B

12

Good Communication

D & B

16

No Communication

D & B

0

Grounded or no power

TABLE 3

Power from Transformer

Terminals

Volts (AC)

Status

R & B

18 – 30

Good

R & B

< 18

Low voltage

R & B

0

No voltage

TABLE 1

Zone Dampers

Terminals

Volts (AC)

Status

Common & PO/Open

24

Damper drive open

Common & PO/Open

0

Damper not being driven

Common & PC/Close

24

Damper drive closed

Common & PC/Close

0

Damper not being driven

Status

 LED (non-functional) may be present on early production models.

Summary of Contents for Zone Panel

Page 1: ...r conditioning product may result in personal injury and or property dam age The manufacture or seller cannot be responsible for the interpretation of this information nor can it assume any liability...

Page 2: ...r zones 5 8 120 240VAC Transformer Field Supplied sizing dependent on VA requirements of Zone Panel and installed components The Zone Panel is a wall mounted low voltage panel that enables the control...

Page 3: ...r Discharge Air Return Air Return Air Mixed Air Mixed Air Zone1 or 5 Zone1 or 5 Zone2 or 6 Zone2 or 6 Zone3 or 7 Zone3 or 7 Zone4 or 8 Zone4 or 8 Zone 1 or 5 ZONES 1 4 5 8 Indoor Relay Panel Comm Outd...

Page 4: ...4 Vac Only Aux2 Aux1 Aux1 Hum Hum BK PWM Fan G W3 Stg3 W2 Stg2 W1 Stg1 Y1 Stg1 Y2 Stg2 0 SOV NORM Dual Fuel Switch DUAL Hybrid System Communicating Indoor Unit Non Communicating Outdoor Unit Non Commu...

Page 5: ...r Comm Zone Sensor 2nd Zone Panel 24V Trans Common PO Open PC Closed Zone 2 or 6 Common PO Open PC Closed Zone 3 or 7 Common PO Open PC Closed Zone 4 or 8 Common PO Open PC Closed Comm R B D B B R B D...

Page 6: ...or 5 Ind oor Re lay Pan el Co mm Ou tdo or Com m Zon e Sen sor 2nd Zon e Pan el 24 V Tra ns Co mm on PO O pe n PC Cl os ed Zone 2 or 6 Co mm on PO O pe n PC Cl os ed Zone 3 or 7 Co mm on PO O pe n PC...

Page 7: ...enter at any of 8 locations Zone Dampers Sensors Reserved Reserved Reserved Static Press Gnd Grn Signal Blk 5V Red Temperature Non Comm Zone Sensor Discharge Air Discharge Air Return Air Return Air Mi...

Page 8: ...Sensor 2nd Zone Panel 24V Trans Common PO Open PC Closed Zone 2 or 6 Common PO Open PC Closed Zone 3 or 7 Common PO Open PC Closed Zone 4 or 8 Common PO Open PC Closed Comm R B D B B R B D D B D E F...

Page 9: ...alled to monitor the return air temperature at the indoor unit The mixed air sensor SEN 00462 is used to monitor mix air when using bypass future use Determine the proper positioning of the DTS as fol...

Page 10: ...he unit cabinet Additional distance from the cabinet is preferred when possible Mount the probes in a central area of duct away from turns transitions take offs or other areas of potential turbulence...

Page 11: ...ch the tubing to the static pressure probes using the remaining tube clamps return tubing supply tubing Note Tubing must be connected as shown for proper operation tubing clamp NOTE Cut tubing to the...

Page 12: ...ensors Terminal Name Description Color Used Discharge Air Discharge Air Sensor Discharge Air Discharge Air Sensor Return Air Optional Return Air Sensor Return Air Optional Return Air Sensor Mixed Air...

Page 13: ...he Zone Panel NOTE If a non communicating outdoor unit is installed these connections will not be used Outdoor Unit Connections Terminal Name Description Color Used D Data B Common Zone Dampers Sensor...

Page 14: ...B D D Connect the Dampers 13 The dampers will have the same terminal designation as the Zone Panel For each damper Connect Common from the damper to Common on the Zone Panel Connect PO Open from the...

Page 15: ...Zone 3 Non Communicating Zone Temp Sensor Zone 3 Non Communicating Zone Temp Sensor Zone 4 Non Communicating Zone Temp Sensor Zone 4 Non Communicating Zone Temp Sensor Sensors Static Press Gnd Grn Sig...

Page 16: ...t allowed See the damper installation guide for additional information STEP 3 Auto Detect Dampers The zone control will send out a signal to open and close the dampers when Yes is selected The control...

Page 17: ...excess air that must be managed This may increase the amount of excess air that is relieved into other zones The More Aggressive option calculates on a higher external duct static and will deliver an...

Page 18: ...A g g re s s iv e L e s s A g g re s s iv e N o rm a l M o re A g g re s s iv e L e s s A g g re s s iv e N o rm a l M o re A g g re s s iv e L e s s A g g re s s iv e N o rm a l M o re A g g re s s...

Page 19: ...ion There is no reason to move to second stage operation since all the additional air flow and capacity would be forced into non calling zones The system would be allowed to energize second stage if a...

Page 20: ...is forced to non voting and should not be allowed to energize the equipment However it should be allowed to control the temperature in the zone when another voting zone brings on the equipment All zo...

Page 21: ...max min limits the following occurs Heating cooling operation is defeated Indoor blower is cycled ON VS blower runs at continuous fan speed All supply dampers are driven full open NOTE Discharge Temp...

Page 22: ...sensor of the 950 1050 control is automatically assigned to Zone 1 All other zones sensors must be manually assigned STEP 2 Select an Available Sensor Available zone sensors are displayed in the righ...

Page 23: ...nsors Repeat Steps 1 3 until all zones have been assigned a sensor STEP 5 Exit Sensor Setup When all zones have been assigned a sensor press Done Note All zones must be assigned a temperature sensor b...

Page 24: ...ting can be completed Damper Test Mode gives the user the ability to open specific dampers to verify the dampers are performing properly Each damper can be driven independently or in any combination T...

Page 25: ...ATUS DELTA SA RA OPN MIXED AIR OPN BYPASS 000 ZONES more menus ZONE STATUS ZONE 1 SIZE 051 MODE OFF ACTIVE CALL NO ZONE STATUS ZONE 8 SIZE 051 MODE OFF ACTIVE CALL NO ZONE STATUS MODE OFF ACTIVE CALL...

Page 26: ...Zone 3 or 7 Common PO Open PC Closed Zone 4 or 8 Common PO Open PC Closed Comm R B D B B R B D D SEE TABLE 5 SEE TABLE 1 See Note SEE TABLE 4 SEE TABLE 6 SEE TABLE 2 SEE TABLE 3 TABLE 2 System Connec...

Page 27: ...57 3 2750 1 14 130 54 5 3037 1 23 125 51 8 3368 1 33 120 49 0 3749 1 44 115 46 2 4169 1 55 110 43 4 4654 1 67 105 40 6 5193 1 79 100 37 8 5819 1 92 95 35 0 6523 2 06 90 32 3 7322 2 20 85 29 5 8233 2...

Page 28: ...Loss of communication Check for open or grounded field wiring An Err 126 may be displayed on comfort control Zoning Disabled is displayed on the Zone Panel user interface Zoning has not been enabled...

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