Precisa 321 Wartungsanleitung Seite 4

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2.7.5 Assembling the support piece and the inner cone ........................................................ 38
2.7.6 Assembling the flexure holders .................................................................................. 39
2.7.7 Assembling a new coupling ....................................................................................... 40
2.7.8 Dismantling the assembly jigs ................................................................................... 40
2.8 Installing the weighing cell into the housing's bottom ................................................... 41
3 Adjustments ............................................................................................................................ 42
3.1 Before getting started .............................................................................................. 42
3.1.1 Table of specifications .............................................................................................. 42
3.1.2 Placing loads ........................................................................................................... 42
3.2 Setting the balance to the factory mode (the balance is open) ...................................... 42
3.3 Adjusting the symmetry ........................................................................................... 43
3.4 Checking the pre-load .............................................................................................. 43
3.5 Adjusting the corner load .......................................................................................... 44
3.5.1 Determining the corner load values ............................................................................ 44
3.5.2 Adjusting the corner load (Group M/C/D) .................................................................... 45
3.5.3 Adjusting the corner load (Group A) ........................................................................... 46
3.6 Checking the lowering process of the internal reference weights (SCS only) .................... 49
3.6.1 Checking the lowering process of the internal reference weights (10-Key version only) .... 49
3.6.2 Checking the lowering process of the internal reference weights (5-Key version only) ...... 49
3.7 Closing the balance .................................................................................................. 50
3.8 Setting the balance to the service mode (the balance is closed) .................................... 51
3.8.1 Setting the balance to the service mode (10-Key version only) ...................................... 51
3.8.2 Setting the balance to the service mode (5-Key version only) ....................................... 51
3.9 Adjusting the linearity .............................................................................................. 52
3.9.1 Adjusting the linearity (10-Key version only) ............................................................... 52
3.9.2 Adjusting the linearity (5-Key version only) ................................................................ 52
3.10 Checking the repeatability ........................................................................................ 53
3.10.1 Checking the repeatability (with SCS) ........................................................................ 53
3.10.2 Checking the repeatability (without SCS) .................................................................... 53
3.11 Checking the linearity............................................................................................... 53
3.12 Checking the corner load .......................................................................................... 54
3.13 Adjusting the S-correction ........................................................................................ 55
3.13.1 Measuring the S-curve ............................................................................................. 55
3.13.2 Calculating the S-correction factors ............................................................................ 55
3.13.3 Entering the S-correction factors (10-Key version only) ................................................ 55
3.13.4 Entering the S-correction factors (5-Key version only) .................................................. 56
3.14 Adjusting the internal reference weight (SCS only) ...................................................... 56
3.15 Error messages ....................................................................................................... 57
3.15.1 Operating errors; Error disappears by correct use or application .................................... 57
3.15.2 Fatal errors; Balance stays still, error remediable in service mode ................................. 57
3.15.3 Hardware errors; Balance stays still ........................................................................... 57
3.16 Discussion with the manufacturer .............................................................................. 58
4 Reparatur ................................................................................................................................ 59
4.1 Vor dem Beginnen ................................................................................................... 59
4.1.1 Vom Überholen einer Wägezelle ................................................................................ 59
4.1.2 Über diese Anleitung ................................................................................................ 59
4.1.3 Benötigtes Werkzeug ............................................................................................... 60
4.1.4 Vorbereiten des Werkzeugs ....................................................................................... 61
4.1.5 Ersatzteile .............................................................................................................. 61
4.2 Die Waage öffnen .................................................................................................... 62
4.2.1 Die Waage öffnen .................................................................................................... 62
4.2.2 Die IP65-Waage öffnen............................................................................................. 62
4.3 Die Wägezelle aus dem Gehäuseunterteil herausnehmen .............................................. 63
4.4 Die Wägezelle zerlegen ............................................................................................ 64
4.4.1 Das Zugband ausbauen ............................................................................................ 64
Table of contents - Inhaltsverzeichnis
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