RAM 3500 Van V8-5.9L VIN Z LDC (1998)
Underbody Plumbing Remove/Install
12. Remove the nut that secures the underbody plumbing clamp to the front floor panel near the left side of the engine cover opening.
13. Remove the screw that secures the underbody plumbing clamp to the front floor panel reinforcement.
14. Remove the screws that secure the two underbody refrigerant line clamps to the side panel to underbody reinforcement.
15. Remove the underbody plumbing bundle from the vehicle.
INSTALLATION
1. From under the vehicle, position the underbody plumbing bundle to the side panel to underbody reinforcement and secure it by loosely installing
the two clamp mounting screws.
2. From under the vehicle, connect the heater supply and return hoses to the rear heater-A/C unit heater lines.
3. From under the vehicle, remove the tape or plugs from the suction line fittings at the rear of the underbody plumbing bundle and at the rear
heater-A/C unit. Connect the flare nut on the underbody suction line to the threaded fitting on the rear heater-A/C unit suction line. Tighten the
fitting to 47 N.m 420 in. lbs.
4. From under the vehicle, remove the tape or plugs from the liquid line fittings at the rear of the underbody plumbing bundle and at the rear
heaterA/C unit. Connect the flare nut on the underbody liquid line to the threaded fitting on the rear heaterA/C unit liquid line. Tighten the fitting
to 27 N.m 244 in. lbs.
