TECHNICAL SUPPORT MANUAL
“WT” A−Coils for Replacement Service
EXA, EPA
Safety Labeling and Signal Words
DANGER, WARNING, CAUTION, and
NOTE
The signal words DANGER, WARNING, CAUTION, and NOTE are used to identify levels of haz-
ard seriousness. The signal word DANGER is only
used on product labels to signify an immediate hazard. The signal words WARNING, CAUTION, and
NOTE will be used on product labels and throughout this manual and other manuals that may apply
to the product.
DANGER − Immediate hazards which will result in
severe personal injury or death.
WARNING − Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION − Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE − Used to highlight suggestions which will
result in enhanced installation, reliability, or operation.
Signal Words in Manuals
The signal word WARNING is used throughout this
manual in the following manner:
!
The signal word CAUTION is used throughout this
manual in the following manner:
!
Signal Words on Product Labeling
Signal words are used in combination with colors
and/or pictures on product labels.
WARNING
WARNING
CAUTION
TABLE OF CONTENTS
Exploded Drawing 2 − 3. . . . . . . . . . . . . . . . . . . . . . . . . . .
EXA Parts List 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EPA Parts List 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Airflow vs. Static Pressure Chart 5 − 6. . . . . . . . . . . . . .
Model Number Identification 7. . . . . . . . . . . . . . . . . . . . .
!
ELECTRICAL SHOCK HAZARD
Failure to turn off electric power could result in
personal injury or death.
Before installing or servicing system, turn off
main power to the system. There may be more than
one disconnect switch, including accessory heater(s).
WARNING
484 04 3500 00 Jan 2007
2 484 04 3500 00
NOTE: This illustration is for
reference only. Your unit may
differ in appearance or may not
include all components shown.
TECHNICAL SUPPORT MANUAL “WT” Series A−Coils for Replacement Service: EXA, EPA
9
CLAMP, TUBE
3
DISTRIBUTOR
4
TVX
7
PAN ,CONDENSATE
EXA
484 04 3500 00 3
NOTE: This illustration is for
reference only. Your unit may
differ in appearance or may not
include all components shown.
Liquid
5
TECHNICAL SUPPORT MANUAL “WT” Series A−Coils for Replacement Service: EXA, EPA
Tube
Adaptor
4
Restrictor
3
Flow Control
HSG
7
Pan Condensate
EPA