15
b. Seal bars are located in the lid on larger SC Series machines and all DC Series
machines.
2. Remove the screws that hold the Teflon holding strap in place. Refer to
Figure A
on the next page.
3. Remove the old Teflon cover.
4. Inspect the seal element.
a. Clean it off with lacquer thinner if needed.
b. Replace if broken or burnt badly.
Refer to the instructions under B
below for replacement
5. Install the new Teflon cover and reinstall the seal bars.
B. Replacing the Seal Element
1. Using a hex wrench loosen the screws holding the seal element and remove it
2. Install the new seal element.
Refer to Figures B & C on the next page.
a. Place the new element across the surface of the seal bar leave an excess of
about 3/4” at
each end.
b. Make sure you put the tension spring back in place.
4.4 V A C U U M VALVE MAINTENACE
4.4.1 VENT VALVE GREASING PROCEDURE
1.
First, remove the inner snap ring.
2. Second , you can remove the valve piston.
3.Third , put a small amount of grease on the o-ring and reassemble(FIG1).
4.4.2 VACUUM VALVE GREASING PROCEDURE
1.First , remove the four hex nuts(FIG2 A).
2.Second , apply small amount of grease to o-ring(FIG2 B).
3.Next , apply small amount of grease to inside well of piston housing(FIG2 C).
Re-assembly
Summary of Contents for CA91761
Page 18: ...16 ...
Page 22: ...20 5 3 PNEUMATIC DIAGRAM ...
Page 23: ...21 5 4 ELECTRICAL DIAGRAM ...
Page 25: ...6 1 BODY 23 SC68100000 Body Diagram ...
Page 27: ...6 2 WORKING BED 25 Cushion Bar Set Working Bed Diagram Top ...
Page 28: ...6 2 WORKING BED 26 Working Bed Diagram Bottom ...
Page 31: ...6 2 2 WORKING BED FB 29 Cushion Bar Set Working Bed Diagram Top ...
Page 32: ...6 2 2 WORKING BED FB 30 Working Bed Diagram Bottom ...
Page 35: ...6 3 WORKING BED TOP 33 SC68300000 Working Bed Top ...
Page 37: ...6 3 2 LID DIAGRAM FB 35 SC68310000 Lid Diagram ...
Page 39: ...6 4 CHAMBER LID TOP 37 SC68320A00 Chamber Lid Top ...
Page 41: ...6 4 CHAMBER LID TOP 39 SC68374A00 Chamber Lid Top ...
Page 43: ...6 5 ELECTRICAL BOX 41 ...
