Lennox International Inc. 505 - Manual (Page 16)

Page 16
EDA 01/06
Upflow/horizontal
NOTE − AIR HANDLER REQUIRES
FIELD−FABRICATED TRANSITION
BETWEEN BLOWER OUTLET
AND EDA COIL.
[If furnace]
Select indoor
coil
MUST BE TXV ONLY
Figure 14
Humiditrol ® Enhanced Dehumidification Accessory (EDA)
Decision Tree
Select EDA
(REFER TO EDA ENGINEERING HANDBOOK)
X = PREFERRED MATCH−UP
A = ALLOWED FOR PHYSICAL MATCH−UP TO EVAPORATOR
HUMIDITROL ® EDA
CAPACITY −024B −036C −060D
94M41 94M42 94M43
−018 X A
−024 X A
−030 X A
−036 X A
−042 X
−048 X
−060 X
Desired
equipment
matchup listed in
EDA Engineering
Handbook?
Zoning
application?
Application
Not Approved
DO NOT
INSTALL
START
Must use one of
these variable
speed indoor
units:
CBX32MV, CBWMV,
G60UHV, G60DFV,
G61MPV ONLY!
Must use one of
these outdoor units:
XC21, XP19, XC13, XP13
ONLY!
NOTE − Lennox warranties do
not cover damage or defect
resulting from operation with
system components (indoor unit,
outdoor unit, and refrigerant
control devices) which do not
match or meet the specifications
recommended by Lennox. This
unit intended to operate with
variable speed air handlers − see
Lennox Engineering Handbook
for approved matches.
YES
NO
YES
INSTALL
SYSTEM
NO
Must be valid ARI rated match (refer to outdoor unit Engineering Handbook)
Select Piping Kit
(REFER TO EDA ENGINEERING HANDBOOK AND
INSULATION & PIPING KIT INSTRUCTIONS 505,021M)
CAPACITY OUTDOOR UNIT MODEL PIPING KIT
−018 XC13 98M62
XP13 94M44
−024 XC13 98M62
XP13, XP19, XC21 94M44
−030 XC13, XP13 98M22
−036 XC13 98M22
XP13, XP19, XC21 94M44
−042 XC13 98M22
XP13 94M44
−048 XC13 98M22
XP13, XP19, XC21 94M44
−060 XC13 98M22
XP13, XP19, XC21 94M44
Downflow
NOTE − REQUIRES ADDITIONAL
FIELD−FABRICATED SUPPORT
FRAME & TRANSITION; SEE
INSTALLATION SUPPLEMENT
505,134M
Upflow/
Horizontal
Downflow
How
installed
?
Is
dealer
R−410A & EDA
trained
?
Obtain R−410A &
EDA training
YES
NO