EcoSmart ES50HVP Service Manual Download Page 15

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P a g e

Heating Coil

17007

17003

17009

Hydronic Heating coil

HARDWARE

19000

Screw Selftap #8 x 3/8in Type
AB Hex/PHP Zinc

19001

Screw Selftap #8 x 3/8in Type B
Serrated Hex Zinc

19018

Screw Selftap #8 x 3/8in Type
Selfdrill Hex Zinc

19011

Screw Seltap #6 x 1/2in Type A
PNP Zinc

19015

Bolt 1/4 x 20 x 3/4in zinc

19016

Lockwasher 1/4in zinc

19017

Washer 1/4in zinc

19012

Bushing universal 0.875 blk

19007

19008

Dome plug blk

19013

Cable clip 7/16in blk

19014

Cable clip 3/16in blk

19003

Grommet 0.625OD 0.312ID blk

19004

Control board support

MISC

19024

Silicone Tubing

19023

Pressure Inlet Tee

14002

Ecosmart HVP Installation and
Operations Manual

14005

Ecosmart HVP Brochure

14010

Ecosmart HVP Service Manual

Summary of Contents for ES50HVP

Page 1: ...P N 14010A ES50HVP ES90HVP HIGH VELOCITY AIR HANDLER Service Manual Ecosmartair 105 Haist Avenue Unit 10 Vaughan ON L4L 5V6 905 857 9755 ecosmartair com ...

Page 2: ...1 P a g e ...

Page 3: ... does not run electrical issue 7 External pump is noisy at start up 7 Water heater temperature and pressure relief valve is weeping 7 Insufficient or no heat 7 Cold water at hot faucet 7 Heating during standby mode 8 Pump and fan run continuously test mode off and no call for heat cool 8 Constant Pressure Sensing CPT not working 8 Final Assembly Exploded View 10 Electrical Box Exploded View 11 Blo...

Page 4: ...3 P a g e CONTROL ASSEMBLY LAYOUT Figure 1 HVP Control Assembly 3 15 10 16 9 7 6 5 4 8 14 1 2 13 17 11 12 18 19 20 Tubing connects to right hand port ...

Page 5: ...ater priority 8 Air in out temperature sensors 9 Fuse 3A 32V ATO type 10 Pressure sensor 11 Heat cool CFM DIP switches 12 Options DIP switches 13 Door switch 14 Pump relay 15 24VAC output from transformer Blue R Yellow C For smart WiFi thermostats requiring constant power such as Nest Ecobee CÔR etc use C connection at yellow wire using a double male female adapter 0 25 Do not connect thermostat t...

Page 6: ... 2 1 4 20 bolts lock washers and flat washers Slide out blower assembly TROUBLESHOOTING Smart WiFi thermostat not working properly Standard digital thermostats usually have internal batteries and do not require external power Smart thermostats require a constant source of external power to operate internal electronics This power is derived from a C connection that is available at all times Do not ...

Page 7: ... check for 120VAC on power connector at motor 2 If power is not present check door switch 13 3 If power is still not present check continuity of motor power cable 4 Unplug motor control cable at connector 19 5 Connect PWM tester to the control board EC motor connector 19 with same orientation as motor control cable 6 Jumper R to G to bring on fan 7 The PWM tester should gradually increase in brigh...

Page 8: ...ping A check valve or back flow preventer may have been installed in the system Some form of pressure relief is required Inspect expansion tank for defects If the system does not have an expansion tank install one Insufficient or no heat Check that the heat generator is functioning properly Plugged air filter or coil Refer to maintenance section for filter care and coil cleaning Air in heating loo...

Page 9: ...thin the ductwork irrespective of outlet vents opening and closing when in heating mode CPT is designed to reduce airflow noise caused when vents are partially or fully closed CPT is unavailable when in cooling mode to prevent potential freezing of the DX coil To enable the CPT function follow the steps below STEP 1 Set desired heat airflow rate using the HEAT DIP switch 11 STEP 2 Set OPTION switc...

Page 10: ... no debris blocking the tube or the plastic inlet T located on the centre plate If the system still does not work then sensor is defective and the board needs to be replaced 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 ...

Page 11: ...10 P a g e Final Assembly Exploded View 10 9 1 3 2 8 4 6 11 26 25 5 7 27 28 A 34 32 31 30 3 40 39 41 A ...

Page 12: ...11 P a g e Electrical Box Exploded View 16 27 15 26 13 18 14 29 33 20 7 38 36 23 19 33 ...

Page 13: ...12 P a g e Blower Heating Coil Exploded View 11 21 17 12 22 35 27 37 25 24 37 37 ...

Page 14: ...BLOWER ASSY 11 16033 16004 16055 Blower assy 1 12 16035 16035 16035 Motor mount set BB 10 4 short arm 1 ELECTRICAL 13 18010 18010 18010 Relay 24VAC 10A contact SPST 1 14 18000 18000 18000 Door Switch 1 15 1501450 1501590 15014120 PCA Ecosmart HVP Controller 1 16 18001 18001 18001 Transformer 120VAC 24VAC 40VA 1 17 18008 18009 18009 Motor EC Perfect Speed 1800 1 18 18011 18011 18011 Barrier block 2...

Page 15: ...31 19016 19016 19016 Lockwasher 1 4in zinc 2 32 19017 19017 19017 Washer 1 4in zinc 2 33 19012 19012 19012 Bushing universal 0 875 blk 5 34 19007 19008 19008 Dome plug blk 2 35 19013 19013 19013 Cable clip 7 16in blk 1 36 19014 19014 19014 Cable clip 3 16in blk 1 37 19003 19003 19003 Grommet 0 625OD 0 312ID blk 4 38 19004 19004 19004 Control board support 7 MISC 39 19024 19024 19024 Silicone Tubin...

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