Nissan Revised Front Expansion Valve Procedures
T
2004-2012 Nissan Armada and Titan 2004-2010 Infiniti QX56
o ease and simplify service, Nissan has updated the front expansion valve removal and installation procedures on these vehicles so it is no longer required to remove and install the heater and cooling unit.
4.Remove the front expansion valve bolts (A) and the front expansion valve (1) shown in Fig. C.
Removal: 1. Discharge the A/C system using the correct service information. 2. Remove the nuts (A) from the low-pressure pipe (1) shown in Fig. A.
Fig. C
Fig. A 3. Remove the low-pressure pipe and lowpressure pipe bolt (A) from the front expansion valve (1) shown in Fig. B.
Installation: Install components in reverse order of removal, tightening front expansion valve bolts to 35 in-lb. (4.0 N•m) and A/C refrigerant pipe to front expansion valve bolt to 30 in-lb. (3.4 N•m).
CAUTION: Do not reuse o-rings. Apply A/C oil to all o-rings for installation and check for leaks after recharging. ❆
Fig. B 34 ACTION • September/October 2012
Table of Contents for the Digital Edition of ACtion Magazine - September/October 2012