Series 330 XM
7.1
Removing the top of balance ......................................................................................... D17
7.2
Removing the weighing cell from the bottom of balance................................................ D17
7.3
Removing the flexure strap ............................................................................................ D17
7.4
Removing the two flexure holders.................................................................................. D17
7.5
Removing the coil........................................................................................................... D18
7.6
Removing the support piece .......................................................................................... D18
7.7
Removing the balance arm ............................................................................................ D18
8.
Installing the new flexure sheets ..................................................................... D19
8.1
Removing the old flexure sheets.................................................................................... D19
8.2
Installing the new flexure sheets .................................................................................... D19
9.
Cleaning ............................................................................................................. D20
9.1
Cleaning the magnet ...................................................................................................... D20
9.2
Cleaning the coil ............................................................................................................ D20
9.3
Final check of cleaning................................................................................................... D20
10. Assembling the weighing cell .......................................................................... D21
10.1 Assembling the balance arm and the support piece ...................................................... D21
10.2 Assembling the coil, the magnet cover and the transport safety device ........................ D22
10.3 Assembling the sensor mechanism and the stopper ..................................................... D22
10.4 Assembling the flexure holders ...................................................................................... D23
10.5 Assembling new flexure sheets...................................................................................... D24
10.6 Assembling a new flexure strap ..................................................................................... D24
10.7 Dismantling the assembly jigs........................................................................................ D25
10.8 Installing the weighing cell in the bottom of balance ...................................................... D25
11. Adjustments....................................................................................................... D26
11.1 Activation of the service mode ....................................................................................... D26
11.2 Adjusting of the symmetry.............................................................................................. D27
11.3 Checking the pre-load .................................................................................................... D27
11.4 Adjusting of the corner load ........................................................................................... D28
11.5 Final assembly of the balance........................................................................................ D30
11.6 Checking the corner load ............................................................................................... D30
11.7 Linearisation of the balance ........................................................................................... D30
11.8 Final check of the adjustment ........................................................................................ D30
11.9 S-correction of a balance ............................................................................................... D31
11.10 Temperature linearisation (automatic calibration set) .................................................... D31
11.11 Temperature linearisation (manual calibration set) ........................................................ D32
11.12 Configuration of the heat source .................................................................................... D32
11.13 Final check ..................................................................................................................... D33
12. Error messages ................................................................................................. D34
12.1 Operating error............................................................................................................... D34
12.2 Fatal error ...................................................................................................................... D34
12.3 Hardware error ............................................................................................................... D34
13. Discussion with the manufacturer................................................................... D35
Kapitel E: Reparaturen - - - - - - - - - - - - - - - - - - - - - - - - - E1
1.
Service-Werkzeuge und Ausrüstung..................................................................E2
1.1
Ausrüstung ....................................................................................................................... E2
Precisa Gravimetrics AG
Index b4
Contents
Inhaltsverzeichnis
i 3