Effikal is now a part of Field Controls LLC. The company was purchased by Field Controls in 2006 and relocated operations to Kinston, North Carolina in 2007. Click here to go to OEM Central. For more information call 252.522.3031.

Recall Program
Click here to download a printable PDF of this page.

Effikal brand vent dampers are included as original equipment on many gas boilers used for home heating. Some Effikal brand vent dampers manufactured between July 1, 2007 and March 1, 2008 have developed cracks on the plastic ears connecting the motor assembly to the mounting bracket. If both ears break, the motor assembly could disconnect from the bracket.

For more information, Click Here for the
U.S. Consumer Product Safety Commission (CPSC) News Release

Please answer the following questions in order. If you are unable to determine whether or not you are subject to the recall, please contact your HVAC service contractor immediately.

1) Do you have a GAS Boiler manufactured by one of the following companies?

Manufacturer Atmospheric Gas Boilers Vent Damper Date Codes Vent Damper
Serial Numbers
Allied Engineering MG, MS and SG series 0728-0809 3588428-3687571
Burnham Series 2b, Series 8h, and Independence
except Independence PV		 0728 – 0738 3588428- 3647820
Crown AWI, CWI and BSI series 0728-0809 3588428-3687571
Hydro Therm R/MR, VGA, VS and HW series 0728-0809 3588428-3687571
Laars JV series 0728-0809 3588428-3687571
Lochinvar CBN Solution series 0728-0809 3588428-3687571
RBI Spectrum series 0728-0809 3588428-3687571
Smith GB and HW series 0728-0809 3588428-3687571
New Yorker CG and CGS series 0728 – 0738 3588428- 3647827
Peerless MI, 63 and GM series 0728-0809 3588428-3687571
Raypak Series XV-42–180, Series V-181–260
and 182–261, Series VII-133		 0728-0809 3588428-3687571
Union Steam GWA and GSA series 0728-0809 3588428-3687571
Weil-McLain CGa, EG, and PFG series 0728 – 0738 3538074-3647830
Williamson-Term. GWA and GSA series 0728 – 0738 3538074-3647830

2) Does the boiler include a gas vent damper with a black plastic cap and base? (It should be located on top of the boiler connected to the vent pipe.)

3) What is the serial number located on the black cap?

Please write Serial # here ______________


4) Contact your HVAC service contractor.

• Provide the serial number information.
• Provide the contractor with the webpage www.fieldcontrols.com/effikal/contractor
• Provide the contractor with the following replacement information

  1. Part: #70009000
  2. Model: RMA-AL
  3. Description: Replacement Motor Assembly (Aluminum Base)
  4. Inform the HVAC service contractor to contact their wholesale distributor for the unit and the replacement program details.

5) Schedule a “NO CHARGE” replacement of the affected gas vent damper motor assembly with your HVAC service contractor.