AEC VacTrac Series Conveying Systems - Manual (Page 54)

Page 54 VacTrac™ Series Conveying Systems
WH2-605A.4 Mechanical Components
• Remove all rubber banding and any other packaging
materials from around the flapper dump valve before
installation for proper operation.
Complete the vacuum and material tubing to the vacuum receivers.
Final connections are usually made with flexible hose.
Note: On single line Y systems, you must install a check valve
on the material inlet of each hopper. See Figure 16 on
Page 40.
3-16 Flange Mount Vacuum Receiver Mounting Tips
; Run a bead of silicone sealant around the mounting flange
before seating the vacuum receiver. This makes a better seal.
; Use rivets to mount the hopper. Nuts and bolts can loosen, fall
off, and damage process equipment.
; Check across the mounting flange with a bubble level. A level
installation is important for proper operation.
; Properly ground all vacuum receivers.
3-17 Adjusting the Vacuum Receiver Counterbalance
TF and VF Models Only
The counterbalance is factory-adjusted, but may have moved
during shipment. To adjust the vacuum receiver counterbalance:
1. Loosen the set screw on the counterbalance. Move the
counterbalance so the flapper opens from
3 /
16
” (4 mm) to 1 /
4
”
(6 mm) on the end opposite the pivot. Re-tighten the set
screw.
2. Apply removable thread locking compound to the set screw
and re-tighten.