Replacing The Heating Jacket; Removing A Heating Jacket - Pfeiffer Vacuum HIPACE 2300 IT Betriebsanleitung

7.5 Replacing the heating jacket
Risk of burns on hot surfaces when using additional equipment for heating during operation
The use of additional equipment for heating the vacuum pump or for optimizing the process gener-
ates very high temperatures on surfaces that can be touched. There is a risk of burning.
► If necessary, set up a contact guard.
► If necessary, apply the warning stickers provided for this at the danger points.
► Ensure adequate cooling down before working on the vacuum pump or in its vicinity.
► Wear protective equipment, e.g., gloves.
Preparatory work
1. Switch off the turbopump
2. Allow the heater to cool down.
7.5.1 Removing a heating jacket
4
Fig. 30:
1 Heating jacket
2 Lashing strap
Removing the heating jacket
The heating jacket should be replaced whenever a fault or a leakage occurs in the cooling water sys-
tem.
1. Remove the plug of the control cable at the TMS box.
2. Loosen the lashing strap and the hook & loop fasteners on the heating jacket.
3. Remove the heating jacket.
WARNING
(see chapter "Switching off", page
2
3
Removing the heating jacket
3
4
1
Plug
TMS box
Maintenance
121).
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