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Step 7(A): Enlarging the Center Hole (Hole Saw)
From Table 2, select the correct size of hole saw. Proceed
to step 7(B).
Table 2.
Infrared Window Size Hole Saw Size
50 mm (2″) 43 mm (1-3/4″)
75 mm (3″) 68 mm (2-5/8″)
100 mm (4″) 93 mm (3-5/8″)
Step 7(B): Enlarging the Center Hole (Hole Saw)
Using the 6 mm (1/4″) hole as a pilot hole, enlarge the
center hole using the selected hole saw (Figure 9). De-
burr all of the holes and treat as required. Proceed to
step 9.
Step 8(A): Enlarging the Center Hole (Hole Punch)
Refer to the hole punch manual and follow all safety
procedures.
From Table 3, select the correct drawbar/punch/die/kwik
stepper combination.
Using the Kwik Stepper, enlarge the 6mm center hole
(Figure 10) to the size shown in Table 3. Proceed to step
8(B).
Table 3.
Infrared
Window Size
Size K/Step
Greenlee
Punch/Die/PN
50 mm (2″) 43.2 mm/1.7″ 20 mm/0.8″ 06974/04013
75 mm (3″) 69.9 mm/2.75″ 20 mm/0.8″ 04247/04246
100 mm (4″) 92 mm/3.62″ 20 mm/0.8″ Hole Saw Only
Step 8(B): Enlarging the Center Hole (Hole Punch)
Referring to Table 3, and following the instructions in the
hole punch manual, punch out the center hole (Figure 11).
10
11
12
13
14
15
16
17
TYPE
:
3, 12
INDOOR / OUTDOOR USE
FLK
-
075
-
CLKT
CLKT
INFRARED
WINDOW
18
TYPE
:
3, 12
INDOOR / OUTDOOR USE
FLK
-
075
-
CLKT
CLKT
INFRARED
WINDOW
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