Manual 2100-604APage 28 of 28TABLE 10Vent and Control OptionsW18, W24W30, W36W42, W48, W60Part Number DescriptionCMC-14 ODT X X XCMC-15 Start Kit (230V 1-Phase only) X X XSK111 Start Kit (230V 1-Phase only) X X XCMC-28 LAC X X XBFAD-2 Barometric Fresh Air Damper - Standard XBOP-2 Blank Off Plate XMFAD-2 Motorized Fresh Air Damper XCRV-2 Commercial Ventilator - Spring Return XECONWMS-E2B Economizer XERVF-A2 Energy Recovery Ventilator - 230 Volt XBFAD-3 Barometric Fresh Air Damper - Standard XBOP-3 Blank Off Plate XMFAD-3 Motorized Fresh Air Damper XCRVS-3 Commercial Ventilator - Spring Return XCRVP-3 Commercial Ventilator - Power Return XECONWMS-E3B Economizer XERVF-A3 Energy Recovery Ventilator - 230 Volt XERVF-C3 Energy Recovery Ventilator - 460 Volt XBFAD-5 Barometric Fresh Air Damper - Standard XBOP-5 Blank Off Plate XMFAD-5 Motorized Fresh Air Damper XCRVS-5 Commercial Ventilator - Spring Return XCRVP-5 Commercial Ventilator - Power Return XECONWMS-E5B Economizer XERVF-A5 Energy Recovery Ventilator - 230 Volt XERVF-C5 Energy Recovery Ventilator - 460 Volt X PTCR Start Kit can be used with all -A single phase models. Increases starting torque 2-3x. Not used for -B or -C three phasemodels. Do not use if SK111 is used. Start Capacitor and potential relay start kit can be used with all -A single phase models. Increases starting torque 9x. Not usedfor -B or -C three phase models. Do not use if CMC-15 is used.