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1527 W STATE HIGHWAY 114

SUITE 500-281

GRAPEVINE, TX 76051

MORE INFORMATION @

 ecojay.com

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SMARTPHONE

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[

2, 5, 6

] EQUIPMENT CALLS DON’T MATCH 

THERMOSTAT CALLS 

(STAT CALLS FOR HEAT, EQUIPMENT CALLS FOR 

COOL AND VICA VERSA) 

[

5, 6, 7

] NO TEMPERATURE ON DISPLAY

[

5, 6, 7

] NO DISPLAY

[

5, 7

] NO GREEN POWER LED

[

1, 2, 5, 6, 7

] STATS ARE CALLING BUT 

EQUIPMENT IS NOT

[

1, 2, 6, 7

] EQUIPMENT IS CALLING BUT STATS 

ARE NOT

[

1, 3, 4

] NOISE AT AIR REGISTER

[

1, 3, 4, 6C

] SHORT CYCLING EQUIPMENT

[

1, 3, 4, 6C

] CONDENSATION ON PLENUM

[

1, 5, 6, 7

] NOT STAGING PROPERLY

[

2, 6, 7

] THERMOSTATS NOT CALLING 

[

1, 2, 5, 6, 7

] EQUIPMENT NOT RUNNING

[

3, 5, 6, 7

] DAMPERS NOT OPENING/CLOSING

[

3, 5, 6, 7

] DAMPER LEDS NOT CORRECTLY 

SHOWING OPERATION

[

2, 6, 7

] STAT LEDS DO NOT MATCH STAT CALLS

[

1, 3, 4, 6, 7

] PLENUM TEMPERATURE NOT 

READING CORRECTLY

[

1, 3, 4

] NOT ENOUGH AIRFLOW IN THE LOAD 

SPACE

[

1, 3, 4

] NOT PROPERLY HEATING OR COOLING 

SPACE WHEN ALL ZONES CALLING

[

3, 4

] NOT PROPERLY HEATING OR COOLING WHEN 

CERTAIN ZONES CALL

[

6, 7

] NOT CHANGING-EQUIPMENT MODES 

PROPERLY OR AT ALL

[

1, 2, 3, 4, 6

] EMERGENCY HEAT NEVER 

ENERGIZES / AUX. HEAT ENERGIZES TOO SOON

REFRIGERANT CHARGE, FAN SPEED, WIRING, POWER, ETC 

(ANY PROBLEM ASSOCIATED WITH THE EQUIPMENT)

A. INCOMPATIBLE (POWER STEALING/NO COMMON)

B. DEFECTIVE THERMOSTAT

C. WIRING DEFECT

D. “STAT TYPE” SETUP (HEAT PUMP ONLY)

A. ACTUATOR FAILURE

B. MECHANICAL FAILURE (INCLUDING INSULATION)

C. DUCT SIZING (NOT ENOUGH OR TOO MUCH CFM) 

D. WIRING DEFECT

A. ACTUATOR FAILURE

B. SENSOR (STATIC PRESSURE SENSOR DEFECT)

C. MECHANICAL FAILURE

D. SETUP (MODULATING CALIBRATION OR WEIGHT ARM SETTING)

E. ORIENTATION OF INSTALLATION (SPC OR BAROMETRIC BYPASS)

F. IMPROPER SIZING (NOT ENOUGH CFM CAPACITY)

G.  WIRING DEFECT

A. TRANSFORMER FUSE

B. WIRING DEFECT

C. PRIMARY CIRCUIT PROBLEM (SHARED/CAPACITY, BREAKER)

D. IMPROPERLY SIZED TRANSFORMER (NOT ENOUGH VA)

E. DEFECTIVE TRANSORMER

A. DIP SWITCHES SET INCORRECTLY

B. THERMOSTAT "TYPE" (FOR HP MUST MATCH THERMOSTATS)

C. TEMPERATURE LIMIT SETTINGS (HI & LO LIMITS SHOULD BE SET TO 

MATCH APPLICATION)

D. TEMPERATURE SENSOR LOCATED INCORRECTLY OR NOT PLUGGED IN

E. ECO MODE SETTING

F.  FRESH AIR SETTINGS

A. WIRING (ENSURE WIRED STRIPPED AT LEAST 1/3")

B. FUSE (FIELD REPLACABLE 300 MA, SPARE INCLUDED)

C. DEFECTIVE COMPONENT (REPLACE BOARD ONLY IN THIS CASE)

HVAC EQUIPMENT

THERMOSTATS

ZONE DAMPERS/DUCT

PRESSURE BYPASS/RELIEF

POWER

SMARTZONE SETUP/CONFIG

SMARTZONE CONTROL PANEL

POSSIBLE CAUSE

SYMPTOM

TROUBLESHOOTING

1

2

3

4

5

eco

jay

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Summary of Contents for SmartZone ZS2X-2.0

Page 1: ...ONE 4X ZS4X 2 0 8E HI TEMP LO TEMP SUPPLY PURGE DELAY ECO THERMOSTATS HEAT PUMP OR GAS ELECTRIC EASY TO READ DISPLAY LEDs SHOW HEAT COOL CALLS NO VOLTMETER REQUIRED SCREWLESS WIRING TERMINALS FRESH AI...

Page 2: ...STAGE HEAT OR REVERSING VALVE ORANGE 10 AMP 24VAC CONTACT RATING 40VA POWER CLOSE SPRING OPEN DAMPERS 10VA POWER OPEN SPRING CLOSE DAMPERS 10VA POWER OPEN POWER CLOSE DAMPERS 3VA LABEL DESCRIPTION LE...

Page 3: ...DED BY ANY ADDITIONAL PRESSURE RELIEF q REFER TO DUCT DESIGN BYPASS PAGE 3 4 q CALCULATE MINIMUM 24VAC TRANSFORMER VA CAPACITY PAGE 5 q CHECK PRIMARY AND SECONDARY VOLTAGE FOR ZONING TRANSFORMER MAKE...

Page 4: ...E CFM CFM ROUND CFM CHART BYPASS PRESSURE RELIEF BYPASS SIZING SELECT A DAMPER SIZE WITH A MAX CFM GREATER THAN THE CFM NEEDED TO BYPASS USE THE FORMULA BELOW TO CALCULATE CFM NEEDED TO BYPASS AND THE...

Page 5: ...E SPEED EQUIPMENT AVOID CREATING MORE THAN THREE ZONES WITH NO ZONE SMALLER THAN 20 OF THE TOTAL EQUIPMENT CFM CAPACITY RETURN AIR UNDERSIZED RETURN AIR DUCTS REGISTERS CAN RESULT IN PROBLEMS DUE TO I...

Page 6: ...DETAILS IN ZONING GUIDE ENERGIZES FAN AFTER 90 SECOND DELAY WITH HEATING 2ND STAGE ACTIVE NORMAL AUX HEAT COMPRESSOR ELECTRIC HEAT STRIPS REVERSE VALVE ON IN COOLING EQUIPMENT GAS ELECTRIC STANDARD HE...

Page 7: ...TRIC OR DUAL FUEL AFTER COIL BEFORE BLOWER SAS INCLUDED ALWAYS TO THE LEFT EXCEPT FOR 5 THROUGH 20 ZONES DETAILS PAGE 14 ENERGIZES FAN IMMEDIATELY WITH HEATING 2ND STAGE ENERGIZES ONLY IF MORE THAN ON...

Page 8: ...ED NOTE ALWAYS DISCONNECT POWER TO SMARTZONE WHILE MAKING ANY WIRING CHANGES DO NOT USE EQUIPMENT TRANSFORMER 24 VAC COMMON TRANSFORMER PRIMARY INSTALLATION DO NOT CONNECT POWER UNTIL ALL WIRING IS CO...

Page 9: ...G 24VAC R HEATING EH O B PC PO COM POWER OPEN POWER CLOSE 24 VAC 2 3 VA SPRING OPEN POWER CLOSE 24 VAC 6 10 VA DAMPERS SUPPLY TEMP EQUIPMENT REQUIRES SEPARATE TRANSFORMERS FOR HEAT AND COOL NOTE RELAY...

Page 10: ...2 STAGE GAS ELECTRIC H2 2 STAGE HEAT PUMP 4 HI TEMP LO TEMP SUPPLY PURGE DELAY ECO ZONE PRESS RELEASE THE UP ARROW BUTTON WHEN THE DISPLAY IS SHOWING SUPPLY TEMPERATURE THE HI TEMP INDICATOR WILL FLA...

Page 11: ...LS OTHER ZONES WILL ONLY OPEN AND CLOSE DAMPERS AS NEEDED FLASH ON SE SETTING CHANGES STORED IN MEMORY THIS WILL SHOW UP AFTER ADJUSTING ANY SETTING INCLUDING STAT TYPE LIMIT TEMPERATURES AND FRESH AI...

Page 12: ...E SMARTZONE SYSTEM WILL BE LOCKED INTO EMERGENCY HEAT THE COMPRESSOR WILL NOT ENERGIZE AND ONLY HEATING CALLS WILL BE RECOGNIZED FROM ANY ZONE OTHER THAN ZONE 1 ONLY W1 EH AND G WILL BE ALLOWED TO ENE...

Page 13: ...10 2ND STAGE WILL NOT RE ENERGIZE UNTIL AFTER 3 MINUTES OFF TIME IF SUPPLY TEMP IS WARMER THAN HI TEMP SEE ADJUST LIMITS FAN WILL RUN BUT W1 WILL DE ENERGIZE FOR 3 MINUTES AND UNTIL SUPPLY TEMP IS CO...

Page 14: ...LAY ECO 2 3 PRESS TO SELECT THE OF MINUTES PER HOUR FOR FRESH AIR RUN TIME IN 5 MINUTE INCREMENTS PRESS STAT TYPE BUTTON TO SELECT ZONE 4 PRESS UP BUTTON TO SELECT FA PRESS STAT TYPE AGAIN 4 0 HI TEMP...

Page 15: ...HE PRIMARY AND SECONDARY POLARITY MUST BE THE SAME ON ALL SMARTZONE 4X BOARDS 24VAC 24VAC FIRMWARE VERSION SHOWN ON DISPLAY AFTER RESET OR POWER UP CONNECT EQUIPMENT SAS ONLY TO MAIN ZONES 1 4 SMARTZO...

Page 16: ...FAN SPEED WIRING POWER ETC ANY PROBLEM ASSOCIATED WITH THE EQUIPMENT A INCOMPATIBLE POWER STEALING NO COMMON B DEFECTIVE THERMOSTAT C WIRING DEFECT D STAT TYPE SETUP HEAT PUMP ONLY A ACTUATOR FAILURE...

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