VPAD Manual
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11. 3. 1 Heldal unit mounting
Fig. 16 Heldal unit set in the viscometer
1. Lower stop ring
9. Base
2. Rib joint
10. Levelling knobs
3. Displacement command
11. Heldal motor unit
4. Viscometer fastening bolt
12. Knobbed fastening rib
5. Upper stopper ring
13. Functioning pilot
6. Heldal fastening group
14. Nut bolt
7. ON/OFF switch
15.Viscometer fastening rib
8. Fastener
6.1 Spindle connector
6.2 Upper spindle receptor
6.3 Lower spindle receptor
6.4 Counterweight, spindle connector
6.5 Spindle
Place the fastener (8) facing the short end of the Y-shaped base (9).
Place the safety shell (1) over the fastening rib (8) on the base of the viscometer (9).
Place the lower ring in the fastener (8) as explained in the sketch and fasten it with the knobbed fastening
rib (12).
7
13
11
3
1
2
9
5
12