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ZONEKIT4ZCAR
Comfort Zone
Installation and Start-Up Instructions
NOTE: Read the entire instruction manual before starting the
installation.
TABLE OF CONTENTS
PAGE
Safety Consideration......................................................................1
Installation Considerations..........................................................1-2
Introduction....................................................................................2
Installation..............................................
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2. Usevibrationisolators(flexconnectors)onzonedampersand Shielding For A Single Comfort Zone System duct work to minimize noise. 1. Fig. 16 Shows a Comfort Zone System with all possible 3. Place dampers away from areas that may be noise sensitive. options.Theshieldfromalldevicesshouldbetiedtogetherat I/Oboardandterminatedatshieldgroundatlowerrighthand 4. TXV is required in air conditioning and heat pump applica- corner of board. Be sure shielding does not touch any other tions. wiring on board.
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NOTE 2 NOTE 2 PORT #1 PORT #1 ISOSAT-01 ISOSAT-01 PORT #2 PORT #2 Comfort
Comfort
Comfort
Comfort
Comfort
Comfort
Zone
Zone
Zone
Zone
Zone
Zone
I/O I/O I/O I/O I/O I/O ISOSAT BUS ISOSAT BUS NOTE 1 NOTE 2 NOTE 1 NOTE 2 SHIELD DRAIN WIRE (TYP) SHIELD DRAIN WIRE (TYP) PORT #1 PORT #1 ISOSAT-01 ISOSAT-01 PORT #2 PORT #2 DEVICE BUS (TYP) DEVICE BUS (TYP) SHIELD DRAIN WIRE (TYP) SHIELD DRAIN WIRE (TYP) PORT #1 PORT #1 ISOSAT-01 ISOSAT-01 PORT #2 PORT #2 NOTES:
1. Use butt splices, or so
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AIRFLOW 0 Comfort Zone
Center COMFORT ZONE CENTER
BACK PLATE INTERCHANGEABLE
HOLE PLUGS AND
BUSHINGS POSITION
MOUNTING
INDICATOR HUB ANGULAR
ROTATION
STOPS ACTUATOR
HOUSING QUICK BLADE
RELEASE
BUTTON
COMFORT ZONE
MOUNTING
(RED) CENTER COVER BRACKET FIELD
INSTALLED
POWER WIRING
A93247 Fig. 5—Comfort Zone Center A95096 Fig. 7—Damper 24-vac Connections DAMPER MOUNTING
BRACKET SUPPLY FLEX
ZONE DAMPER CONNECTOR A95129 Fig. 8—Round Metal Duct Work 1
/ 2″ STEEL STRAP ACTUATOR A
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1 / 2″ STEEL STRAP S-LOCK SUPPLY
A95133 AIR DUCT Fig. 13—Insulated Round Flexible Duct Work DRIVE ZONE
FIBROUS
DAMPER FIELD
GLASS
SUPPLIED
DUCTWORK SCREWS A92478 ZONE
Fig. 10—Rectangular Metal Duct Work DAMPER 1 1 / " TO 2"
2 INSULATION 2″ TO 3″ A92480 Fig. 14—Rectangular Fibrous Glass Duct Work 1 1 / 2″ TO 2″
INSULATION A95131 Fig. 11—Insulated Rectangular Metal Duct Work A95134 Fig.15—InsulatedRectangularFibrousGlassDuct ZONE
FLEXIBLE
Work DUCT DAMPER Step 5—Install Barometric
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5. Insert2-conductorwiringthrough1ofpre-drilledholesinside 3. Connect black or white wire to terminal labeled B- and of back plate. connect red wire to terminal labeled R+. 6. Connectsensorto2-wireconductorusingprovidedwirenuts. 4. Alignsensorcasewithbaseplatethenpressfirmlyuntilcover (See Fig. 16 for connection to Comfort Zone Center.) snaps into place. Step 10—Sequence of Operation Step 7—Install Dx Coil Sensor TEMPERATURE SETPOINTS The Dx coil temperature sensor is recommended for use in heat
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UNIT 24 VAC (R) COOL 1 (Y1) COOL 2 (Y2) HEAT 1 (W1) HEAT 2 (W2) FAN (G) RV COOL (0)
OR
RV HEAT (B) Zone Dampers 24 VAC Transformer
(Field Supplied)
50 VAC req. for basic
To
4 damper system. Please
HVAC
see Page 1, Electrical
System Rating for details. #16 AWG to
Grounded to Water Pipe
or Solid Electrical Ground PWR. 24VAC BYPASS ZN4 ZN3 ZN2 ZN1 CL OP COM CL OP COM CL OP COM CL OP COM CL OP COM Power COMFORT ZONE I/O COMM
COMM BUS
CHR-06 BUS HAM CONTROLLER
W W W W W W W R G WR G R
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5. Set the zone damper positions based upon zone demand. 5 WIRE CONDUCTOR
(INTERFACE BOARD) 6. Energize additional stages of heating or cooling if demand 3 WIRE CONDUCTOR
warrants. (COMM BUS) 7. Continue to adjust zone dampers as conditions within zones COMM BUS change. 8. Turn off heating or cooling equipment when all zones are GRN GREEN within 0.5°F of desired comfort setpoint. RED RED 9. Open all zone dampers when equipment is turned off. WHT WHITE This is the basic Sequence of Operation fo
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If Fan Switch on 4 zone controller is set to ON instead of Auto, The damper positions in table are also used during a Float Mode. then system fan will run continuously. Any time Comfort Zone is A zone with a demand of 0.5°F will be set to position number 5. operating fan, it will be in active control of system. The actual control of zone dampers by Comfort Zone system can be modified using 3 configurable options. These are Maximum NOTE: If Auto Fan Off For Heating option (rotary switch Damper Po
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Table 3—Heating System Option Vs. Type of Heater Used FAN ON HEAT PUMP TWO STAGE DUAL FUEL HEATER TYPE USED FOR COOLING ONLY SYSTEM TOGGLE: HEAT PUMP SYSTEM SWITCH: IN SYSTEM TOGGLE: T-6 TOGGLE: T-26 S-7 T-9 o Single-Stage Heat Pump On Off 0 F (off) Off o Two-Stage Heat Pump On On 0 F (off) Off Heat Pump/Furnace Dual o On Off 10 to 60 F Off Fuel Two-Stage Heat Pump, On On 0°F Off Furnace Dual Fuel* o Furnace Heat Only Off Off 0 F (off) On or Off o Strip Heater Only Off Off 0 F (off) Off *Referto
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heat and switch into a cooling mode. Once cooling demand is Table 5—HVAC Equipment Stages satisfied (or System Mode Reselect dictates a switch), Comfort Vs. Zone Demand Zone will revert to a heating mode in order to try and satisfy that HEATING & COOLING demand. DEMAND °F DEMAND °C EQUIPMENT STAGES TheneedforSystemModeReselectusuallyindicatessometypeof First-Stage Cooling 1.5 0.83 system problem. Common use of System Mode Reselect may be Second-Stage Cooling 2.0 1.11 caused by poor or improper d
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then temperature at which first stage will be shut down will be Table 6—Programmable Options-Settings offset5°Fabovelimitvalue(110°Fto114°F).Iflimittemperature SETTING FACTORY SETTING NAME VALUE isbetween110°Fand155°F,thentemperatureatwhichfirststage NO. DEFAULT will shut down will be offset 20°F above limit value (130°F to S-1 4 Zone Controller Bus Address 4-64 4 175°F).ForCoolingmodesthetemperatureisfixedat50°F(10°C) S-2 Maximum Cooling Setpoint 80-95 85 for starting the control and 45°F (7.2°
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If a value of 105 to 110 is selected (second-stage heating is Table 7—Wiring Diagram Reference turned off at this value) then the first-stage high temperature For Fig. 19 and 20 trip limit is the programmed value plus 5°F (first-stage is FAN COIL WITH AIR CONDITIONER turned off). INDOOR UNIT (FIG. 19) If a value of 111 to 155 is selected (second-stage heating is FA4A OUTDOOR UNIT turnedoff)thenthefirst-stagehightemperaturetriplimitisthe FB4A FK4A FK4B programmed value plus 20°F (first stage is t
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7. Write down on a piece of paper AND GIVE TO THE 13. Instructownertocall800numbersuppliedwithComfortZone OWNER a list showing what rooms are controlled by what Centertoreceivefree"HowtouseComfortZone"videotape. dampers,andtheircorrespondingzonenumbers.Keeplistfor 14. For toggle settings for configuration see Programmable your future use. Toggles and Options and Table 9. 8. Instruct owner to turn cool switch OFF in the fall, and turn it Step 14—Programming Schedules ON in the spring. The 4 zone
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Cool Switch Setting The Clock The clock display will normally show hour, minutes, AM or PM, OFF—Cooling will not come on. and day. AUTO—Coolingwillcomeonwhenanyzoneismorethan1.5°F 1. Set minutes. above desired cool setpoint. Press SELECT MIN/HR/DAY button once. Fan Switch Press ADVANCE TIME/DAY button to scroll to proper ON—Fan will stay on continuously (recommended). minutes. AUTO—Fan will come on only when heating or cooling is 2. Set hour. required. Press SELECT MIN/HR/DAY button once again.
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Press ADVANCE TIME/DAY button until desired start time Table 10—Temperature Sensor Calibrations is displayed. ZONE SELECTOR SENSOR TO BE 6. Adjust setpoints. DIAL CALIBRATED Damper Service Adjust setpoints using up and down buttons until desired Position 1 Position temperatures for the selected time period appear in display. Zone 1 Temperature These setpoints will be used during the time period currently Position 2 Sensor displayed in clock window. Zone 2 Temperature Position 3 7. Complete time
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OUTSIDE AIR TEMPERATURE SENSOR When any zone cannot maintain room temperature within 5°F of desired setpoint for a period of 20 minutes, a comfort trend error The Outside Air Temperature Sensor must be used whenever an is declared. This error is transparent and will not be shown on Outside Air Damper is installed. An Outside Air Temperature controller display. If a Home Access Module (HAM) is on the Sensor must also be used for dual fuel applications. system, the ACS dealer or national ACS respo
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Table 11—Toggle Summary TOGGLE SETTING ON OFF DEFAULT Timeguard delay is 30 sec, overrides 5-minute delay be- tween de-energizing and re-energizing HVAC stages. This Time delay is standard 5 minutes be- (T1)-Timeguard Override option automatically returns to OFF after 30 sec timeout. If tween de-energizing and re-energizing OFF equipment has been shut down due to a leaving air tem- HVAC stages. perature trip, the timeguard override has no effect. Temperature and setpoints are displayed (T2)-Cels
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Table 12—Operating Problems SYMPTOM POSSIBLE CAUSE Thermostat is not receiving power. 1. Verify that comfort zone center is receiving 24 vac. (50 va minimum required with 4 motorized dampers, 5 va for each additional motorized damper.) No Display 2. Check that the thermostat is receiving a steady 10 VDC across the red and white wires at the system controller terminal block on the comfort zone, I/O board, and on the Red/White terminals on the base plate of the 4 zone controller. Low voltage. 1. V
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Table 13—Storage Failure Errors Error Display (Dial Position T4) must be turned on. SF ERROR CODE DESCRIPTION SOLUTION 01 Temperature Programming Error Reprogram the scheduled temperatures. 02 Time Period Programming Error Reprogram the scheduled time periods. 1. Turn selection dial to position 2. Zone 1 Temperature Calibration Out 03 2. Change temperature value. of Range 3. Return selection dial to any run mode position. Valid temperature range = 30°—180°F. 1. Turn selection dial to position 3.
