Airwell FBF030 - Page 59

11-9
CONTROL SYSTEM
SM FBFRPM 1-A.0 GB
b. Maintaining room temp at desired level by comparing RT and SPT with
AUTO-IFAN.
(RT - SPT) [
o
c]
+4
+3
+2
+1
0
-1
-2
ON
OFF
ON
OFF
H
L
M
ON
OFF
COMP
(WVL)
OFAN
IFAN
RV