Volvo A30D - Assembling

Figure 4
1.
2.
O-ring
Back-up ring
5. Clean and inspect the dismantled parts for damage and wear. Change damaged or worn parts.
Assembling
6. Fit new back-up rings and O-rings. Lube the O-rings with vaseline.
NOTE!
The back-up ring should be closest to the brake pads.
Figure 5
1.
2.
O-ring
Back-up ring
7. Fit the pistons.