Daikin 90 Plus AFUE - Blower Speed Setting and Adjustment

47
©2014DaikinNorthAmerica,LLC
SettingVariableSpeedBlowerSwitches
 Thisfurnacemaybeequippedwith
avariablespeedECMcirculator
blower.
 TheSpecificationSheetapplicable
toyourmodelprovidesanairflow
table,showingtherelationship
betweenairflow(CFM)and
externalstaticpressureforthe
properselectionofheatingand
coolingspeeds.
 Theheatingblowerspeedis
shippedsetat“B”,andthecooling
blow
erspeedisse
tat“D”for
variablespeedmodels.
SwitchBank:S4
Heating
Airflow
DIPSwitchNo.
34
AOFFOFF
B* ON OFF
COFFON
DONON
*Indicatesfactorysetting
SwitchBank:S3
CoolingSpeed
Taps
DIPSwitchNo.
34
AOFFOFF
BONOFF
COFFON
D* ON ON
*Indicatesfactorysetting
©2014DaikinNorthAmerica,LLC
SettingVariableSpeedBlowerSwitches
OFF ON
1
2
3
4
SwitchBank:S4
Heating
Airflow
DIPSwitchNo.
34
AOFFOFF
B* ON OFF
COFFON
DONON
*Indicatesfactorysetting
 Airflowspeedadjustmentsare
madeatthedipswitcheslocated
ontheintegratedcontrolmodule.
(furnaceboard)
 The3rdand4thdipswitches
downin“SwitchBank:S4”
representtheheatingairflow
setting.
 Intheheating“B”factorysetting,
switch3 isinthe“ON”position,
(totheright)andswi
tch4 isin
the
“OFF”position.(totheleft)
S4