Transfer box adapter (Gearbox G52). 1 - magnet, 2 - oil receiver, 3 - reverse gear engagement locking pin, 4 - transfer case adapter, 5 - stuffing box, 6 - plug, 7 - plug.
Check and repair
1. Replacing the oil seal of the transfer case adapter (if necessary).
A) Using a screwdriver, remove the seal.
b) Using a drift, install a new oil seal.
V) Apply grease to the seal lip.
2. Checking and replacing the reverse gear engagement pin.
A) Using a socket wrench for a bolt with an internal hexagon, unscrew the plug.
b) Use a punch and hammer to drive out the lock pin.
V) Remove the reverse gear lock pin.
G) Rotate the locking pin and push it down, applying force along the axis of the pin.
d) Install the reverse gear lock pin on the transfer case adapter.
e) Using a punch and hammer, drive in the lock pin as shown in the illustration.
V) Apply sealant to the threads of the plug.
Sealant - THREE BOND 1344, LOCTITE 242 or equivalent.
G) Using an Allen wrench, install and tighten the plug.
Tightening torque - 19 N.m