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300668736_002_C0 - 11/2017 - © Leybold

Starting at the centre of the scroll form, insert the tip seal into the tip seal 
channel. Ensure that each tip seal starts as close as possible at the start of 
the scroll channel. (Figure 6).

Note:  The SCROLLVAC 18 plus has multiple tip seal starts in both the 
Orbiting and Fixed scrolls.

Continue to push the tip seal into the tip seal channel while working your way 
around the channel profile until you have reached the end. Ensure the tip seal 
is pressed squarely and fully home at each pinch point, these are located 
closer to the centre of the scroll.

Cut short the tip seal at the end of the scroll channel. There should be at 
least 10 mm between the end of the channel and the tip seal, this is to allow 
for expansion.

Note:  A mark is provided at the end of all the tip seal channels to indicate 
where to cut the tip seal (Figure 7).

Figure 6 - Tip seal fitting

SCROLLVAC SC 7 to SC 15 plus

SCROLLVAC SC 18 plus

Summary of Contents for SCROLLVAC plus

Page 1: ...lacement Operating Instructions 300680362_002_C0 Spare Part Kit Numbers EK117141000 Minor Service Kit SC 7 15 EK117141001 Minor Service Kit SC 18 EK117141002 Minor Service Kit SC 7 15 C EK117141003 Mi...

Page 2: ...operating instructions 0 Important safety information 4 0 1 Mechanical hazards 4 0 2 Electrical hazards 4 0 3 Thermal hazards 4 0 4 Hazards caused by materials and substances 4 1 Replace the tip seal...

Page 3: ...itions described in the Operating Instructions It must be operated and maintained by trained personnel only Consult local state and national agencies regard ing specific requirements and regulations A...

Page 4: ...azards caused by materials and substances 1 If within the system toxic substances or gases are being used then the operator will be responsible for ensuring that the corresponding safety precautions a...

Page 5: ...t control for one hour to remove any process gases 1 Switch off the pump and isolate from the electrical supply 2 Using a 4 mm Allen key undo the two screws Figure 1 item 1 which secure the fan cowl a...

Page 6: ...ure 3 item 1 which secure the fixed scroll assembly to the housing assembly 5 Carefully separate the fixed scroll assembly from the housing assembly using a suitable lever in the slots provided Figure...

Page 7: ...ring groove when removing the O ring 7 Using a clean dry lint free cloth and IPA remove all dust and process debris from the scroll forms and grooves Heavier process debris can be removed with Green...

Page 8: ...annel while working your way around the channel profile until you have reached the end Ensure the tip seal is pressed squarely and fully home at each pinch point these are located closer to the centre...

Page 9: ...t the fixed scroll is fitted squarely onto the housing assembly 11 Tighten the fastening screws Figure 5 item 6 in small increments using a 4 mm Allen key and pull up evenly the fixed scroll assembly...

Page 10: ...figure 9 item 3 Do not use any oil or lubricant during the assembly 4 Assemble to the top of the fixed scroll using an adjustable pin spanner Torque each screw to 6 Nm If no torque tool is available c...

Page 11: ...nents back Note Do not to damage or trap the O ring figure 10 item 2 and 3 Do not use any oil or lubricant during the assembly 10 Assemble knob and exhaust valve assembly to the side of the fixed scro...

Page 12: ...7 1250 info leybold com www leybold com Leybold Services Worldwide available We are continuously expanding our service network The current contact details can be obtained on our website Your contact w...

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