Grain Systems PNEG-707GSI - Manual (Page 53)

5. Plenum Roof
PNEG-707 12', 18', 24' and 30' GSI Commercial Tower Dryer 53
Vertical Channels
Bolt 10 gauge vertical channel to each jig clip. Use 3/8" x 1" bolts. Alternate the direction of each vertical
channel so that each mirrors the previous one. In other words, bolt vertical channels so they are facing
[ ], then opposing ] [, then facing, and so on around perimeter of dryer.
See vertical channel comparison in Orientation Section on Page 19 .
Figure 5L Vertical channels are facing [ ].
Inside Top Wall Sheets
Install 1 ring of inside top wall sheets around inside
of dryer to form inside plenum roof wall as follows.
1. Use inside top wall sheets. See wall sheet
comparison in Orientation Section on Page 19
to identify correct wall sheet.
2. Snug bolt perforated inside top wall sheets
(30" high) to vertical channels. (Insert bolt
toward inside of dryer so that bolt head is in
grain column.)
Start inside top wall sheets at bolt hole #3
(BH3 from bottom of vertical channel) but do
not fill BH3 because it will be used to install
next row of sheets.
Do not fill BH5 from bottom of vertical
channel. This is where rolled plenum channel
will be installed.
Do not fill 3 closely spaced bolts holes higher
up on vertical channel. This is where eave
channel will be installed.
NOTE: Do not tighten bolts yet. (Tighten after rolled
plenum channels are installed.)
Figure 5M Do not fill bolt hole 5 (from bottom of
vertical channel.) and three (3) closely spaced bolts
holes above, BH8, BH9 and BH10. (BH-Bolt Hole)
10
9
8
5