air handler User's Manual
20
ENVISION SERIES AIR HANDLER INSTALLATION MANUAL
Replacement Procedures
Obtaining Parts
When ordering service or replacement parts, refer to the 
model number and serial number of the unit as stamped on 
the serial plate attached to the unit. If replacement parts 
are required, mention the date of installation of the unit 
and the date of failure, along with an explanation of the 
malfunctions and a description of the replacement parts 
required.
In Warranty Material Return
Material may not be returned except by permission of au-
thorized warranty personnel. Contact your local distributor 
for warranty return authorization and assistance.










