Perma Pure Mini-GASS - Manual (Page 20)

20
Mini-GASS User Manual | Original Instructions
PERMA PURE LLC
Mini-GASS™ User’s Manual
Doc. #212: Revision: 00A
Page 20 of 32
APPENDIX B: Dryer element replacement
TO DISASSEMBLE DRYER
Tools Needed:
- Phillips head screwdriver
- unsharpened pencil with eraser
1. Loosen locking screws on both ends of dryer.
2. Insert eraser end of pencil into one sample port
until it rests on tube header face (Refer to Figure 8).
3. Hold dryer vertically and place other end of pencil
down onto a hard, slip resistant surface.
4. While supporting shell tube, push lower end fitting down
with consistent pressure until it slips off shell tube.
Do not attempt to pull fitting from shell tube; doing this
is likely to damage dryer element tubing.
5. Repeat steps 2-4 for other end.
6. Remove one o-ring from tube header.
7. Pull tube element from opposite end of dryer.
TO ASSEMBLE DRYER (Refer to Figure 10)
Tool Needed:
- Phillips head screwdriver
1. Install one thick o-ring onto grooved tube header.
2. Slip opposite tube header into dryer shell.
Check for Alignment.
3. Install other thick o-ring onto groove.
4. Push one thin o-ring into groove inside coupling
(for SS and AL shells slip o-ring on shell
across two holes).
5. Firmly push coupling over tube header.
6. Align purge port with hole in shell tube (Refer to Figure 9).
7. Tighten locking screws until underside of screw head contacts top of boss.
8. Repeat steps 4-7 for opposite end.
Figure 8
Figure 9
PARTS LIST
ITEM QUANTITY DESCRIPTION
1 2 SCREW, 10-24 x
3/8” SS
2 2 COUPLING
3 2 ELEMENT HEADER
SEAL, VITON
4 2 SHELL TUBE SEAL,
VITON
5 1 DRYER ELEMENT
6 1 SHELL TUBE