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