Danfoss PAHT G Series Instrukcja serwisowa - Strona 7
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Instruction
2.
Inspection
Disassembling and assembling PAH 2-6.3, PAHT 2-6.3, PAHT C 2-6.3 and PAHT G 2-6.3
2.1. Port plate and valve plate
1. Neither port plate nor valve plate must
show any sign of wear.
3. Check that both O-rings and back-up rings
are not broken and do not show severe
wear.
2.2. Pistons
1. The play in the ball and socket joint must
not exceed 0.1 mm.
2. The thickness of the piston shoes must be
at least 2.85 mm.
180R9094 / 521B0985 / DKCFN.PI.011.N5.02 / 09.2015
2. Hold a ruler against the surface of the
plates and check the tightness against a
light source.
3. Hold a ruler against the surfaces of the
piston shoes to check that the surfaces
are even and smooth and without any
scratches.
PAHT only:
It is acceptable that the (black) treated
surfaces of the pistons are partly worn off.
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