Heidolph LABOROTA 4000 eco - Manual (Page 57)

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17 Evaporator flask draw-off fixture
An evaporator flask draw-off system allows to loosen a stuck evaporator flask (P) from the
vapor tube (8) at ease.
fig. 19
Remove flask clamp (Q). Hold evaporator flask with your right hand (use gloves to avoid
burns). With your left hand turn draw-off nut (24) CCW until evaporator flask is drawn off.
Hold evaporator flask (P), do not drop into hot bath (flask might be broken,
hazard of splashes).
Evaporator flask (P) may be hot ! Allow to chill before handling, or use
gloves.
Allow hot bath to chill, in order to avoid burns.
18 Displace heating bath
Using bigger-size evaporator flasks or couplings between evaporator flasks and vapor
tube (8, fig. 19), you will need to increase clearance between hot bath and drive head.
All of the LABOROTA –models feature feet in rails, the heating bath can be displaced as
required.