Hyundai Palisade: Coupling Assembly / Relif Valve

Hyundai Palisade (LX2) 2020-2024 Service Manual / 4 Wheel Drive (AWD) System / Coupling Assembly / Relif Valve

Description and operation
Description
When the pressure inside the coupling exceeds the set pressure value, this valve maintains the pressure under the set value by discharging the partial or whole amount.
Repair procedures
Removal
1.
Remove the coupling assembly.
(Refer to 4 Wheel Drive (AWD) System - "Coupling Assembly")
2.
Remove the relief valve (A) from the coupling assembly.
Tightening torque:
26.5 - 32.4 N.m (2.7 - 3.3 kgf.m, 19.5 - 23.9 lb-ft)

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
Use a tool (A) that allows the auxiliary operator to hold or seat the coupling in a vertical position.
Be careful not to let the air bleeder’s hole area (B) be pressed.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures

Installation
1.
To install, reverse the removal procedures.
Hyundai Palisade. Repair procedures   
Wipe foreign substance on the cover tab (A) with a clean cloth before assembling.
Check the O-ring (B) of the relief and apply suitable amount of Loctite 592 on the screw area (C)
Be careful not to let any foreign substance inside the relief valve and cover

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures

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