Blower Test Mode - Lennox CBX40UHV Series Installation And Service Procedure

5. Indoor Blower Test
To enter Indoor Blower Test Mode,
push and hold button next single
character LED display until — (Solid
bar), then release button.
(Solid bar)
blinking on
character LED display.
Control will cycle the indoor blower motor for ten seconds at 70% of maximum air for selected capacity size unit. Control will automatically
exit Blower Test Mode.
CBX40UHV
Yes
_
_
starts
single
Figure 41. Indoor Blower Test

Blower Test Mode

AHC in Idle Mode
(No heating cooling or indoor fan
operation)
Push and hold button until the solid A
symbol is displayed on the single
character LED display, then release
button.
Page 51
No
Turn room thermostat to OFF
A