JULABO FLW20006 Recirculating Coolers - Manual (Page 14)

14
Return flow safety device
If the filling volume of the bath tank is not sufficient, prevent the liquid from flowing
back by using shut-off valves..
Order No. Description Suitable for
8 970 458 Shut-off valve G 1¼“ FL(W) 7006/11006/20006
The following questions shall help to recognize possible dangers and to reduce the
risks to a minimum.
 Are all tubes and electrical cables connected and installed?
Note:
sharp edges, hot surfaces in operation, moving machine parts, etc.
What to do when a dangerous substance was spilled on or in the unit?
Before starting to work, obtain information concerning the substance and determine the
method of decontamination.
4.1. Tubing
Caution:
 Employ suitable connecting tubing.
 Make sure that the tubing is securely attached.
 Avoid sharp bends in the tubing, and maintain a sufficient distance from
surrounding walls.
 Regularly check the tubing for material defects (e.g. for cracks).
 Preventive maintenance: Replace the tubing from time to time.
Recommended tubing:
Order No. Description Suitable for
8930325 1 m Reinforced tubing 1“ inner dia. (-40 ... +120°C) FL(W) 7006/11006/20006
Tubing insulation
8930425 1 m Insulation, 35 mm inner dia. Reinforced tubing 1“ inner dia.
Tube clamps
8970484 2 Tube clamps, size 5 Reinforced tubing 1“ inner dia.