8 Maintenance
Study the instructions carefully.
Handle scrap correct
ly.
Always keep spare X-rings in stock.
8.2 Assembling the ThinkTop
®
Place sensor unit in base and tighten screw (torque: 1 Nm).
TD 800-257
S
1. Replace the black X-ring.
2. Assemble base with adapter by turning adapter slightly
anticlockwise and tighten the four screws (1.9 Nm).
DoNOTtwisttheX-ringinthegroove!
The X-ring
is not square; The highest (h) part
must be placed as fig.
TD 800-258
N
1. Replace solenoid valves (up to three) with new ones.
2. Tighten screws (0.2 Nm).
TD 800-259
S
1. Replace the grey X-ring.
2. Replace cover of ThinkTop and tighten
the four screws (0.6 Nm).
TD 800-260
3
0