,_:.2008 Lennox Industries Inc.
Dallas, Texas, USA
INSTALLATION
INSTRUCTIONS
CB(X)26UH(-R) Series Units
AIR HANDLERS
505,059M (65937170)
04108
Supersedes 09/07
_puTeCh ical
n
blications
Litho U.S.A.
TXV RFC
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
X_ WARNING
CAUTION
_, IMPORTANT
A IMPORTANT
Shipping and Packing List ...................... 1
Unit Dimensions .............................. 2
CB(X)26UH Series Units ....................... 3
Requirements ................................. 3
Installation Clearances ......................... 4
Installation .................................... 4
Condensate Drain ............................. 7
Duct System and Filters ........................ 8
Connecting Refrigerant Lines ................... 9
Sealing the Unit ............................... 9
Electrical Connections ......................... 9
Airflow - Cooling Blower Speed .................. 12
Check-Out Procedures ......................... 15
Operation .................................... 15
Maintenance .................................. 16
Accessories .................................. 16
Cabinet Insulation ............................. 16
RFC Charging Supplement ..................... 17
Package 1 of 1 contains the following:
1 - Assembled air handler unit for upflow or horizontal air
discharge application (includes upflow and horizontal
drain pans)
NOTE - For downflow application, order kit 12W61
(0658731-75).
Check equipment for shipping damage. If found,
immediately report damage to the last carrier. Check the
unit rating plate to confirm that delivered unit matches
order.
04/08
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