Dodge Sprinter 2006 Manual page 2054

24 - 22 CONTROLS-FRONT
NOTE: While holding the A/C-heater control in the
installation position, verify that the control cables
are not twisted.
(4) Tu r n t h e m ode con t r ol kn ob on t h e A/C-h ea t er
con t r ol t o t h e n in e-o-clock posit ion .
(5) Tu r n t h e u pper m ode door lever cou n t er-clock-
wise u n t il it r ea ch es it s st op a n d in st a ll t h e ca ble
in t o t h e r et a in er in t h is posit ion (a r r ow).
(6) Tu r n t h e lower m ode door lever clockwise u n t il
it r ea ch es it s st op a n d in st a ll t h e ca ble in t o t h e
r et a in er in t h is posit ion (a r r ow).
(7) Oper a t e t h e m ode con t r ol a n d ver ify t h a t t h e
m ode door ca bles a r e pr oper ly a dju st ed.
(8) In st a ll t h e A/C-h ea t er con t r ol a n d t h e t wo
r et a in in g scr ews. Tigh t en t h e scr ews t o 2 N·m (17 in .
lbs.).
(9) In st a ll t h e cen t er bezel on t o t h e in st r u m en t
pa n el (Refer t o 23 - BODY/INSTRUME NT PANE L/
INSTRUME NT PANE L CE NTE R BE ZE L - INSTAL-
LATION).
(10) Recon n ect t h e n ega t ive ba t t er y ca ble.
Fig. 22 Adjusting Air Distribution Control Cables
1 - MODE CONTROL KNOB
2 - UPPER MODE DOOR CABLE
3 - UPPER MODE DOOR LEVER
4 - LOWER MODE DOOR LEVER
5 - LOWER MODE DOOR CABLE
6 - HEATER-A/C CONTROL
RECI RCU LAT I ON DOOR ACT U -
AT OR
DESCRIPTION
Th is veh icle u ses a t wo-posit ion va cu u m oper a t ed
r ecir cu la t ion door a ct u a t or t o m ove t h e r ecir cu la t ion
door (F ig. 23). Va cu u m su pply t o t h e r ecir cu la t ion
door a ct u a t or is con t r olled by a n in t egr a l elect r on ic
con t r ol solen oid. Th e r ecir cu la t ion door a ct u a t or is
m ou n t ed on t h e ou t boa r d side of t h e ven t ila t ion
h ou sin g a bove t h e blower m ot or in t h e en gin e com -
pa r t m en t .
Fig. 23 Recirculation Door Actuator
1 - RECIRCULATION DOOR ACTUATOR
2 - VACUUM CONNECTOR
3 - ELECTRONIC CONTROL SOLENOID
OPERA TION
Th e r ecir cu la t ion door a ct u a t or u ses en gin e va c-
u u m , wh ich is con t r olled by a n in t egr a l elect r ica l
solen oid. Th e elect r ica l solen oid is con n ect ed t o t h e
A/C-h ea t er con t r ol t h r ou gh t h e veh icle elect r ica l sys-
t em by a dedica t ed t wo-wir e lea d a n d con n ect or. Th e
ou t pu t sh a ft of t h e r ecir cu la t ion door a ct u a t or is
keyed t o a pivot sh a ft , wh ich is keyed t o t h e r ecir cu -
la t ion door sh a ft . Th e r ecir cu la t ion door a ct u a t or ca n
m ove t h e r ecir cu la t ion door in t wo dir ect ion s.
Th e r ecir cu la t ion door a ct u a t or is con t r olled by a n
elect r ica l swit ch t h a t is in t egr a l t o t h e A/C-h ea t er
con t r ol. Wh en t h e r ot a r y-t ype m ode con t r ol is m oved
t o t h e r ecir cu la t ion posit ion , a sign a l is sen t t o t h e
elect r ica l solen oid wit h in
a ct u a t or. Th is sign a l ca u ses t h e solen oid t o open a
por t t o en gin e va cu u m wh ich pu lls t h e ou t pu t sh a ft
in t o t h e a ct u a t or, wh ich m oves t h e r ecir cu la t ion -a ir
door. Th e a ct u a t or is spr in g loa ded so t h e door m oves
t o t h e fr esh -a ir posit ion wh en n o va cu u m is su pplied
t h r ou gh t h e elect r ica l solen oid.
Th e r ecir cu la t ion door a ct u a t or ca n be dia gn osed
by per for m in g t h e ATC F u n ct ion Test u sin g a
DRBIII sca n t ool. Refer t o Body Dia gn ost ic P r oce-
du r es.
Th e r ecir cu la t ion door a ct u a t or ca n n ot be r epa ir ed
a n d, if fa u lt y or da m a ged, it m u st be r epla ced.
REMOVAL
(1) Discon n ect a n d isola t e t h e ba t t er y n ega t ive
ca ble.
VA
t h e r ecir cu la t ion door