seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

ABOUT US
Free wheel with piston B1 : dismantling and assembling > < Selector lever: separating and fitting

Leon Mk1

ATF Pump: Dismantling and assembling
   
ATF Pump: Dismantling and assembling
Spare parts for the ATF pump and the pump itself are allocated according to the gearbox codes.
1 - Piston ring
q   Checking the assembly → Fig.
q   Removing and installing → Fig.
2 - Piston ring
q   Checking the assembly → Fig.
q   Removing and installing → Fig.
3 - Piston ring
q   Checking the assembly → Fig.
q   Removing and installing → Fig.
4 - Thrust washer
5 - Piston
q   The sealing lips are attached to the piston by vulcanisation
q   To remove it from the steering support, carefully lever it in various places using a screwdriver
q   Before fitting it, apply ATF to the sealing lips
q   To fit, turn the piston slightly
6 - 10 Nm + 1/8 turn (45°)
7 - Steered wheel support
8 - External sprocket
q   Manufacturer's identification -arrow- must be pointing towards the steered wheel support
q   If the external sprocket is incorrectly fitted, the pump may be stiff when fitted
9 - Internal sprocket
q   The largest notch must be pointing towards the steered wheel support
10 - ATF pump casing
11 - O-ring
q   Renew
12 - Torque converter oil seal
q   Removing and installing → Chapter

   
Checking piston ring assembly
–  Check that the hook-shaped ends on the piston ring are hooked together.
  N38-0012
Removing and installing the piston ring
Removing
–  Tighten the piston ring and unhook by hand.
–  Remove the piston ring from the throat, unhooking the ends and turning both ends at the same time.
Installing
–  Place the piston ring on the throat.
–  Press the piston ring to hook it on and guide the ends on top of each other.
  N38-0013

Free wheel with piston B1 : dismantling and assembling > < Selector lever: separating and fitting