Metrohm 746 VA Trace Analyzer - Manual (Page 59)

3 Installation
746 VA Trace Analyzer / 747 VA Stand
3-32
60
133
136
137
138
133
134
135
Fig. 18: Construction of the auxiliary electrode
3.8 Stirrer
The complete stirrer comprises two parts (see also Fig. 8):
• • 6.1246.010 Drive shaft (45 45)
• • 6.1204.090 Stirrer tip (63 63)
The startup procedure for the stirrer is as follows:
1 Assemble stirrer
• Screw stirrer tip 63 63 firmly to drive shaft 45 45.
2 Insert stirrer in 747 VA Stand and connect
• Insert complete stirrer in opening 81 81 of the measuring head 41 41 as far as it
will go (see Fig. 9).
• Stretch drive belt 49 49 between drive wheel 52 52 and drive shaft 45 45 of the
stirrer (see Fig. 9).
60 60 Auxiliary electrode
133 133 Electrical connection for
cable "AE"
134 134 Pt Auxiliary electrode
(6.0343.000)
135 135 Pt tip
(permanently attached)
136 136 Electrode holder
(6.1241.020)
137 137 Locking ring
138 138 Glassy carbon tip
(6.1247.000)