T-code Valid from serial number
403-414, 669-671, 716-718 713962-
Date Order number
2005-06-01 218920-040
31-  4 Service  Manual  REFLEX RR B,E RR B,E CC © BT Europe AB
Free lift cylinder – 6620
Dismantling the piston
31.5  Dismantling the piston
• Remove the rod seal (5) and support ring (4).
• Knock and heat the piston a little (3), if necessary.
• Unscrew the piston (3) using pipe wrench 08-15393.
• Brush off any old flange sealant.
31.5.1 Fitting the piston in the free lift 
cylinder
• Apply OMNI 230 on the thread.
• Screw in the piston (3) using assembly tool 08-15390.
• Take care to wipe off all surplus sealant.
31.6  Dismantling and assembling the 
hose rupture valve
• Dismantle the lowering brake valve (7) using tool 08-15417
• Assemble the lowering brake valve (7) using tool 08-15417
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