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Installation Instructions

MD6-ES24VK

1.  WARNINGS

READ AND SAVE THESE INSTRUCTIONS.

 

FAILURE TO COMPLY 

WITH INSTRUCTIONS COULD RESULT IN PERSONAL INJURY  

AND/OR PROPERTY DAMAGE!

CAUTION:

(1)   For General Ventilating Use Only. Do Not Use To Exhaust Hazardous Or Explosive Materials 

And Vapors.

(2)   The MD6-ES24VK is suitable for operation within indoor environments only.

WARNING:

 TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK OR INJURY, OBSERVE THE 

FOLLOWING: 

1.  Use this unit only in the manner intended by the manufacturer. If you have questions, contact 

the manufacturer.

2. 

Before  servicing  or  cleaning  unit,  switch  power  off  at  service  panel  and  lock  the  service 

disconnecting means to prevent power from being switched on accidentally. When the service 

disconnecting means cannot be locked, securely fasten a prominent warning device, such as 

a tag, to the service panel.

3. 

Installation work and electrical wiring must be done by qualified person(s) in accordance with all 

applicable codes and standards, including fire-rated construction.

4. 

Sufficient  air  is  needed  for  proper  combustion  and  exhausting  of  gases  through  the  flue 

(chimney) of fuel burning equipment to prevent back drafting. Follow the heating equipment 

manufacturer’s guideline and safety standards such as those published by the National Fire 

Protection Association (NFPA), and the American Society for Heating, Refrigeration and Air 

Conditioning Engineers (ASHRAE), and the local code authorities.

5.  When cutting or drilling into wall or ceiling, do not damage electrical wiring and other hidden 

utilities.

6.  Ducted fans must always be vented to the outdoors.

2.    PRE-INSTALLATION INSPECTION

The MD6-ES24VK has been manufactured in accordance with rigorous standards of production. All the 

components have been checked and tested at the end of the manufacturing process. We recommend 

that you check the following after receiving this product:

1.  The correct size has been received.

2.  The correct model has been received.

3.  The details on the rating label correspond to the electrical supply: voltage, frequency etc.

Remove the unit from packaging and inspect for shipping damage within 15 days of receipt. If the 

product is found to be damaged, immediately contact your local authorized supplier. 

DO NOT OPERATE 

THE UNIT IF DAMAGED.

 These instructions should be considered as a supplement to EPA standard 

practices, as well as all state and local building code regulations.

Before installing the product check the following points:

1.  The damper blade opens and closes freely.

2. 

There are no obstructions to the airflow.

3.    ENVIRONMENT

The MD6-ES24VK IS suitable for operation within indoor environments only. The MD6-ES24VK is 

suitable for the supply of both conditioned and un-conditioned airstreams within the temperature ranges 

(inclusive of duct airstream’s temperature) of -40°C up to +60°C.

Summary of Contents for MD6-ES24VK

Page 1: ...pose of this manual is to aid in the proper installation and operation of fans manufactured by S P USA These instructions are intended to supplement good general practices and are not intended to cover detailed instruction procedures because of the wide variety and types of fans manufactured by S P USA 6393 Powers Ave Jacksonville FL 32217 P 800 961 7370 F 800 961 7379 MD6 ES24VK IOM_v 1 06 2018 M...

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Page 3: ...ation NFPA and the American Society for Heating Refrigeration and Air Conditioning Engineers ASHRAE and the local code authorities 5 When cutting or drilling into wall or ceiling do not damage electrical wiring and other hidden utilities 6 Ducted fans must always be vented to the outdoors 2 PRE INSTALLATION INSPECTION The MD6 ES24VK has been manufactured in accordance with rigorous standards of pr...

Page 4: ...ed between the fresh air wall cap roof cap soffit vent with insect screen and the HVAC unit return duct The ES24V fresh air control can be mounted On the 6 insulated ductwork between the wall cap and the MD6 motorized damper or Note the 24V power wires R C will need to be extended from the HVAC unit power supply or a separate 120V 24V transformer On the HVAC unit Note the temperature 26AWG cable a...

Page 5: ... smaller ducts than recommended Insulation around the ducts can reduce energy loss and inhibit mold growth Ductwork connections and penetrations should be sealed with duct tape duct fast clamps or caulk available through your local distributor to create an air tight path from the building exterior to the ventilated space 6 WIRING CAUTION Ensure that power is turned off and locked out before making...

Page 6: ...DAMPER CLASS II POWER SUPPLY CAN COME FROM HVAC TRANSFORMER IF ADEQUATE OR AUXILIARY TRANSFORMER IF NECESSARY SENSOR SENSOR C TS TS R G R C G G C R FIGURE 2 ES24V 20VA NOT AVAILABLE FOR DIRECT CONNECTION OF MOTORIZED DAMPER COMMON TRANSFORMER R C G G C R SENSOR G R TS TS C SENSOR Refer to the ES24V Envirosense Ventilation Control IOM on pages 8 9 for ES24V wiring connections and operation ...

Page 7: ...V to the OFF position and calculate the required continuous CFM based on the ventilation code ASHRAE 62 2 2010 Required Continuous CFM 0 01 Floor Area in ft 7 5 of bedrooms 1 Example 2 000 square foot dwelling 3 bedrooms 50 CFM continuous ASHRAE 62 2 2013 2016 Required Continuous CFM 0 03 Floor Area in ft 7 5 of bedrooms 1 Example 2 000 square foot dwelling 3 bedrooms 90 CFM continuous Now that th...

Page 8: ...zed damper from the fresh air ductwork and inspect the damper blade for damage and proper function If any debris is evident on the damper blade clean with a damp not wet cloth DO NOT USE any detergents or abrasive materials for cleaning Reinstall MD6 motorized damper to the fresh air ductwork and reseal joints Airflow Air Velocity Reference Table Airflow CFM Duct Size in 6 7 8 Air Velocity FPM 30 ...

Page 9: ...f the fault THE FOLLOWING WARRANTIES DO NO APPLY Damages from shipping either concealed or visible Claim must be filed with the carrier Damages resulting from improper wiring or installation Damages caused by acts of nature or resulting from improper consumer procedures such as Improper Maintenance Misuse Negligence Alteration Abuse Abnormal Use or Accident or Incorrect Electrical Voltage and Curr...

Page 10: ...lephone wire both 10 long Install the sensors at a location so that they will be exposed to the fresh air intake ex the fresh air ductwork Drill 2 3 4 diameter holes spaced appropriately and install the sensors with the provided hardware NOTE the sensor wires can be extended up to 300 feet without deviation Use appropriate duct tape to seal joints openings as necessary DIMENSIONS in SCREEN DIAGRAM...

Page 11: ... to 55 C High Limit Temperature settings range 65 105 F 18 C to 40 C Low Limit Temperature settings range 20 60 F 6 C to 16 C Heater Temperature settings range 32 F 62 F 0 C 16 C Temperature resolution 1 F or 0 5 C Temperature Accuracy 1 F or 0 5 C Humidity measurement range 10 95 High Limit Humidity settings range 55 90 Low Limit Humidity settings range 10 50 Humidity resolution 1 Humidity Accura...

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