B-SERIES INSTALLATION, OPERATION AND SERVICE MANUAL
68 of 147
FIGURE 28: Motorized Inlet Damper (2020 and 2030)
NOTE:1) CONTRACTOR/INSTALLER MUST MAKE
APPROPRIATE ALLOWANCES FOR DUCT
CONNECTIONS.
2) NUMBER OF LOUVERS WILL VARY.
3) MOUNTED UPSTREAM OF AIR HANDLER. MOUNTS
DIRECTLY TO AIR HANDLER, PRE-INSTALLED.
UPPER DAMPER
LOWER DAMPER
A C
B
D
CA
E
E
E
E
E
E
AIR FLOW
AIR FLOW
Model ABCDE
2020
in 47.3 24.4 2.0 29.5 1.5
cm 120.0 63.0 5.1 74.9 3.8
2030
in 59.3 24.4 2.0 33.5 1.5
cm 150.6 63.0 5.1 85.1 3.8
Model Part Number Style Dampers Used
Weight
lbs(kg)
2020 80920
MUA Upper and Lower
75(34)
2030 77530 107(48.1)
2020 80920U
FR/AM/VAV Upper Only
34(15.4)
2030 77530U 46(20.9)
To Next Page
Loading...