The motor and blower can be removed as {TAIL ~ a single unit} to allow {HEAD ~ the motor} to be easily replaced or repaired, and to allow for the inside to be inspected during and after installation 
The motor and blower can be removed as { TAIL ~ a single unit } to allow { HEAD ~ the motor } to be easily replaced or repaired , and to allow for the inside to be inspected during and after installation
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH