Service guide
Disassembling and assembling PAHT / PAHT G 20-32
10
180R9175 / 521B1108 / DKCFN.PI.012.E3..02 / 01.2016
5. Check main bearing for wear and
scratches.
4. Check bushes in cylinderbarrel for wear
and scratches.
1. Play in ball and socket joint must not
exceed 0.1 mm.
2. Thickness of piston shoes must be at least
4.1 mm.
3. Hold a ruler against surfaces of piston
shoes to check that the surfaces are even
and smooth and without any scratches. It
is acceptable that the (black) treated
surfaces of the pistons are partly worn..
2.3. Pistons: