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10. Once the flange on the acrylic piece is flush up against the black aluminum,
rotate the acrylic so the clearance holes match up with the threaded holes in
the aluminum.
11. Do not use loctite on the allen head cap screws holding the acrylic to the alu-
minum, loctite will disintegrate the acrylic.
12. Re-install the screws, with both flat and lock washers, holding the acrylic to
the aluminum. Do not over tighten as the acrylic will crack.
13. Re-attach the PEEK nuts and tubing. Note that the PEEK tubing must slide in-
side the hole machined into the acrylic. You cannot push the tubing too far, so
you cannot damage the wick. The PEEK tubing should be positioned within 1 or
2 mm of the wick.
9.13 Steam Generator Removal Procedures
WARNING: This procedure requires access to inside the PILS chassis and may
only be performed by trained service personnel.
Follow the instructions below if the heater used to generate steam within the steam gen-
erator assembly is no longer working.
1. Shut down the instrument and remove the power cord.
2. Remove the top cover and disconnect the teflon water supply tube from the 1/8"
swagelock elbow, disconnect the heater power connector and the thermocouple
connector. Cut any tie wraps holding these connectors if necessary.
3. Using a pair of small wire cutters, remove the small diameter stainless steel tie
wire wraps holding the reddish-orange silicone insulation around the steam
injector tubing going from the outlet of the steam heater assembly into the PILS
head. Make sure no stray pieces of metal tie wire fall into the chassis. Take a
picture of the assembly before cutting.
4. Unwrap and store the pieces of silicone insulation as you remove them so you
can use them again, take a picture of how the pieces were installed so you know
83-00009-01A
9.13 Steam Generator Removal
PILS 4001-115V and 4001-230V
Page 70 of 74
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