Dodge Sprinter 2006 Manual page 2047

VA
Voltage
0.0
0.150 to 0.450
0.451 to 4.519
4.520 to 4.850
5.0
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.
(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 P ROCE DURE ).
(2) Discon n ect a n d isola t e t h e ba t t er y n ega t ive
ca ble.
(3) Discon n ect t h e wir e h a r n ess con n ect or fr om t h e
A/C pr essu r e t r a n sdu cer (F ig. 10).
(4) Usin g a n open en d wr en ch , r em ove t h e A/C
pr essu r e t r a n sdu cer fr om t h e fit t in g on t h e liqu id
lin e.
(5) Rem ove t h e O-r in g sea l fr om t h e A/C pr essu r e
t r a n sdu cer a n d disca r d.
A/C PRESSU RE T RAN SDU CER V OLTAGE
1. No transducer supply voltage from ATC control module.
2. Shorted transducer circuit.
3. Faulty transducer.
1. Ambient temperature below 10° C (50° F).
2. Low refrigerant system pressure.
1. Normal refrigerant system pressure.
1. High refrigerant system pressure.
1. Open transducer circuit.
2. Faulty transducer.
Possible Cause
Fig. 10 A/C Pressure Transducer
1 - WIRE HARNESS CONNECTOR
2 - A/C PRESSURE TRANSDUCER
3 - O-RING SEAL
4 - LIQUID LINE FITTING
INSTALLA TION
(1) Lu br ica t e a n ew O-r in g sea l wit h clea n r efr ig-
er a n t oil a n d in st a ll it on t h e A/C pr essu r e t r a n s-
du cer.
(2) Usin g a n open en d wr en ch , in st a ll a n d t igh t en
t h e A/C pr essu r e t r a n sdu cer in t o t h e fit t in g on t h e
liqu id lin e. Tigh t en t h e t r a n sdu cer t o 12 N·m (106 in .
lbs.).
(3) Recon n ect t h e wir e h a r n ess con n ect or t o t h e
t r a n sdu cer.
(4) Recon n ect t h e ba t t er y n ega t ive ca ble.
(5) E va cu a t e t h e r efr iger a n t syst em (Refer t o 24 -
H E ATING & AIR CONDITIONING/P LUMBING -
STANDARD P ROCE DURE ).
CONTROLS-FRONT 24 - 15