Dodge Sprinter 2006 Manual page 2109

VA
WARNING: Refer to the applicable warnings and
cautions for this system before performing the fol-
lowing operation (Refer to 24 - HEATING & AIR
CONDITIONING/PLUMBING - WARNINGS) and (Refer
to 24 - HEATING & AIR CONDITIONING/PLUMBING -
CAUTIONS). Failure to follow the warnings and cau-
tions could result in possible personal injury or
death.
(1) Rem ove t h e h ea t er h ou sin g (Refer t o 24 -
H E ATING & AIR CONDITIONING/DISTRIBUTION/
H VAC H OUSING - RE MOVAL).
(2) Disa ssem ble t h e H VAC h ou sin g t o a ccess t h e
h ea t er cor e (Refer t o 24 - H E ATING & AIR CONDI-
TIONING/DISTRIBUTION/H VAC H OUSING - DIS-
ASSE MBLY).
(3) Lift t h e h ea t er cor e ou t of t h e lower h a lf of t h e
H VACr h ou sin g (F ig. 15).
(4) If n ecessa r y, r em ove t h e t h r ee h ea t er cor e t u be
r et a in in g bolt s a n d t h e h ea t er cor e t u be a ssem bly
fr om t h e h ea t er cor e.
(5) Rem ove t h e h ea t er cor e t u be sea ls a n d disca r d
a s r equ ir ed.
Fig. 15 HVAC Housing
1 - SCREW (12)
2 - UPPER HOUSING
3 - A/C EVAPORATOR
4 - EVAPORATOR O-RING SEAL (2)
5 - EVAPORATOR GASKET
6 - VENTILATION HOUSING GASKET
7 - LOWER HOUSING
8 - WIRING HARNESS
9 - BOLT (3)
10 - HEATER CORE
11 - HEATER CORE TUBE ASSEMBLY
12 - HEATER CORE TUBE GASKET
13 - HEATER CORE TUBE O-RING SEAL (2)
INSTALLA TION
(1) If t h e h ea t er cor e t u be a ssem bly wa s r em oved
fr om t h e h ea t er cor e, lu br ica t e t wo n ew r u bber
O-r in g sea ls wit h clea n en gin e coola n t a n d in st a ll
t h em on t o t h e h ea t er cor e fit t in g.
(2) If r equ ir ed, con n ect t h e h ea t er cor e t u be
a ssem bly t o t h e h ea t er cor e a n d in st a ll t h e t h r ee
r et a in in g bolt s. Tigh t en t h e bolt s t o 5 N·m (45 in .
lbs.).
(3) In st a ll t h e h ea t er cor e in t o t h e bot t om h a lf of
t h e H VAC h ou sin g.
(4) Assem ble t h e H VAC h ou sin g (Refer t o 24 -
H E ATING & AIR CONDITIONING/DISTRIBUTION/
H VAC H OUSING - ASSE MBLY).
NOTE: If the heater core is being replaced, flush the
cooling system (Refer to 7 - COOLING - STANDARD
PROCEDURE - COOLING SYSTEM CLEANING/RE-
VERSE FLUSHING).
(5) In st a ll t h e H VAC h ou sin g (Refer t o 24 - H E AT-
ING & AIR CONDITIONING/DISTRIBUTION/H VAC
H OUSING - INSTALLATION).
LI QU I D LI N E
REMOVAL
WARNING: Refer to the applicable warnings and
cautions for this system before performing the fol-
lowing operation (Refer to 24 - HEATING & AIR
CONDITIONING/PLUMBING - WARNINGS) and (Refer
to 24 - HEATING & AIR CONDITIONING/PLUMBING -
CAUTIONS). Failure to follow the warnings and cau-
tions could result in possible personal injury or
death.
NOTE: The A/C liquid line is serviced in two sec-
tions. The front section connects between the A/C
condenser and the receiver/drier and includes the
high side service port and the A/C pressure sensor
on the fitting for the receiver/drier. The rear section
connects between the receiver/drier and the A/C
expansion valve.
FRONT SECTION
(1) Recover t h e r efr iger a n t fr om t h e r efr iger a n t
syst em (Refer t o 24 - H E ATING & AIR CONDITION-
ING/P LUMBING - STANDARD
RE F RIGE RANT SYSTE M RE COVE RY).
(2) Discon n ect a n d isola t e t h ey n ega t ive ba t t er
ca ble.
(3) Rem ove t h e gr ille (Refer t o 23 - BODY/E XTE -
RIOR/GRILLE - RE MOVAL).
PLUMBING 24 - 77
P ROCE DURE -