ECR RetroAire R90C Installation, operation & maintenance manual - page 2
TABLE OF CONTENTS
Information and specifications outlined in this manual in effect at the
time of printing of this manual. ECR International reserves the right to
discontinue, change specifications or system design at any time without
notice and without incurring any obligation, whatsoever.
NOTICE
RetroAire™ replacement PTAC/PTHP is backed
by ECR International and is tested and rated in
accordance with: AHRI Standards 310/380 UL-484
Receiving Information ..................................................................................................... 3
Important Safety Information ........................................................................................... 4
Performance Data ........................................................................................................... 5
Dimensional/Physical Data ............................................................................................... 6
Product Description ......................................................................................................... 7
PTAC/PTHP Installation Preparation ..................................................................................10
Installation Instructions — R90C | R90H ...........................................................................11
Sequence Of Operation...................................................................................................13
Inspection & Start-Up ....................................................................................................16
Maintenance .................................................................................................................22
Troubleshooting .............................................................................................................24
Electrical Specifications ..................................................................................................25
Warranty ......................................................................................................................27
The Right Fit for Comfort
2
P/N 240010330, Rev. A [10/15/2013]