EcoSmart ES50HVP Service Manual

High velocity air handler

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ES50HVP / ES90HVP
HIGH VELOCITY AIR HANDLER
Service Manual
Ecosmartair
105 Haist Avenue, Unit 10
Vaughan, ON L4L 5V6
905-857-9755
ecosmartair.com
P/N 14010A

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Summary of Contents for EcoSmart ES50HVP

  • Page 1 ES50HVP / ES90HVP HIGH VELOCITY AIR HANDLER Service Manual Ecosmartair 105 Haist Avenue, Unit 10 Vaughan, ON L4L 5V6 905-857-9755 ecosmartair.com P/N 14010A...
  • Page 2 P a g e...
  • Page 3: Table Of Contents

    Contents CONTROL ASSEMBLY LAYOUT .................... 3 CONTROL ASSEMBLY LEGEND .................... 4 REMOVING BLOWER/CONTROL ASSEMBLY ..............5 TROUBLESHOOTING ......................5 Smart/WiFi thermostat not working properly ..................5 Thermostat call error ..........................6 Fan not running ............................. 6 Fan runs for cooling but not for heating ....................6 External pump does not run (sticking issue) ..................
  • Page 4: Control Assembly Layout

    CONTROL ASSEMBLY LAYOUT Tubing connects to right-hand port Figure 1 - HVP Control Assembly P a g e...
  • Page 5: Control Assembly Legend

    CONTROL ASSEMBLY LEGEND Refer to Figure 1 (bolded numbers on left side are referred to in troubleshooting) 120VAC 60Hz single phase power input 120VAC 250W Max. pump output from relay Thermostat connection: R, G, Y2, Y, W, interrupted C 0-10VDC output voltage for variable speed pump Auxiliary 24VAC accessory output –...
  • Page 6: Removing Blower/Control Assembly

    REMOVING BLOWER/CONTROL ASSEMBLY Blower and control assembly can be removed as a single piece: • Turn off power to ecosmart • Disconnect AIR OUT temperature sensor (white plug/socket) just above front centre plate (8) and pull up out of the way to prevent damage to the cable when sliding out assembly •...
  • Page 7: Thermostat Call Error

    Thermostat call error If the ecosmart does not run when the thermostat is calling, jumper R to W for heating or R to Y (Y2) to verify if the problem is with the thermostat or ecosmart control. Note that some thermostats have a delay (typically five minutes) before they will re-start cooling to prevent compressor damage.
  • Page 8: External Pump Does Not Run (Electrical Issue)

    External pump does not run (electrical issue) Two types of pumps can be used with the ecosmart: standard 120VAC pumps or variable speed pumps with a 0-10V control voltage input. 1. Jumper R to W (3) or set to test mode – Options DIP switch 6 on 2.
  • Page 9: Heating During Standby Mode

    OPTION switch 6 to the OFF position. The calibration parameter is now permanently stored in the control board and will be retained even if power is removed from the ecosmart. If the heat airflow rate setting is changed, calibration must be repeated for correct operation.
  • Page 10 As a workaround until the board is replaced, set OPTIONS switch 4 to the off position and the ecosmart will run in fixed airflow mode. P a g e...
  • Page 11: Final Assembly - Exploded View

    Final Assembly – Exploded View 10 | P a g e...
  • Page 12: Electrical Box - Exploded View

    Electrical Box – Exploded View 11 | P a g e...
  • Page 13: Blower & Heating Coil - Exploded View

    Blower & Heating Coil – Exploded View 12 | P a g e...
  • Page 14: Replacement Parts

    16035 16035 16035 arm) ELECTRICAL Relay 24VAC 10A contact SPST 18010 18010 18010 Door Switch 18000 18000 18000 PCA Ecosmart HVP Controller 1501450 1501590 15014120 Transformer 120VAC 24VAC 18001 18001 18001 40VA Motor EC Perfect Speed 1800 18008 18009 18009...
  • Page 15 Control board support 19004 19004 19004 MISC Silicone Tubing 19024 19024 19024 Pressure Inlet Tee 19023 19023 19023 Ecosmart HVP Installation and 14002 14002 14002 Operations Manual Ecosmart HVP Brochure 14005 14005 14005 Ecosmart HVP Service Manual 14010 14010 14010...

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Es90hvp

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