The device includes a multi pole, multi speed motor and {HEAD ~ a control} operatively connected between the thermostat and {TAIL ~ the motor} 
The device includes a multi pole , multi speed motor and { HEAD ~ a control } operatively connected between the thermostat and { TAIL ~ the motor }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL