ATLET A-Ergo, Service Manual

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SERVICE MANUAL A-ERGO SERVICE MANUAL A-ERGO
Hy Hydr drau auli lic s c sys yste tem / R m / Rep epai air i r ins nstr truc ucti tion ons / s / In Inst stal alla lati tion on in inst stru ruct ctio ion f n for or pi pipe pe co coup upli ling ngs s 8. 8.35 35
Installa Installation instruction for tion instruction for pipe couplings pipe couplings
T To achieve a safe o achieve a safe and tight connection when installing pipe couplings in and tight connection when installing pipe couplings in the hydraulic the hydraulic
system, the following points should be system, the following points should be taken into consideration: taken into consideration:
1. 1. The p The pipe ipe shoul should be d be cut cut at rig at right an ht angles gles by m by means eans of a of a pipe pipe cutte cutter (se r (see figu e figure re8.17 8.17
and and8.18 8.18) after which ) after which it is deburred internally and it is deburred internally and externally externally, and carefully cleaned. , and carefully cleaned.
Important! Important!
When using a pipe cutter the end of t When using a pipe cutter the end of the pipe becomes skew, with the formation of he pipe becomes skew, with the formation of
substantial burrs internally and externally. It is therefor substantial burrs internally and externally. It is therefore important to straighten e important to straighten
the end of the pipe and remove the burrs, bot the end of the pipe and remove the burrs, both internally and externally. h internally and externally.
2. 2. Oil the Oil the threa thread and d and ring (d ring (do not o not use n use not gre ot grease). P ase). Put the ut the nut an nut and ring d ring over th over the pip e pipee
end as shown in the figure. If the end as shown in the figure. If the ring cannot be worked over the pipe end it must ring cannot be worked over the pipe end it must
absolutely not be enlarged. File down the absolutely not be enlarged. File down the pipe end instead. pipe end instead.
3. 3. Small Small pipe pipe dimen dimension sions can s can be f be fitted d itted directl irectly in y in the c the coupli oupling co ng connec nnected ted to the to the
machine part. Screw the nut by hand until it machine part. Screw the nut by hand until it lies flush with the ring, lies flush with the ring, press the pipe press the pipe
towards the shoulder in the coupling cone, and then tighten the nut a ¾ turn. towards the shoulder in the coupling cone, and then tighten the nut a ¾ turn.
Important! Important!
The pipe must not follow round. The pipe must not follow round.
Figure 8.17 Figure 8.17 Cut at right angles! Cut at right angles!
Figure 8.18 Figure 8.18 Pipe cutter Pipe cutter
hydraulror 1.eps hydraulror 1.eps
! !
hydraulror 2.eps hydraulror 2.eps
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