Multi-Wing Z Series - Determine Groove Number; Final Assembly; Round Pin Assembly; 3.5 Degree Offset Pin Assembly

Z Series Pitch Setting Instructions
Step 4 – Determine Groove Number: 1, 2, 3 or 4
Find the groove number in chart below:
ROUND PIN PITCHES
Type
Rota-
tion
Blade Pitch Angle
20
25
27.5
30
32.5
35
37.5
40
45
50
1Z,2Z,4Z,7Z,
TR7Z,TR8Z
R
4
3
-
2
1
4
3
2
1
-
1Z,2Z,4Z,7Z
L
1
2
-
3
4
1
2
3
4
-
5Z
R
-
4
-
3
2
1
4
3
2
1
5Z
L
-
1
-
2
3
4
1
2
3
4
6Z
R
1
2
1
3
2
4
-
-
-
-
6Z
L
1
2
4
3
3
4
-
-
-
-
3.5 DEGREE OFFSET PITCHES (SHALLOW SIDE)
Type
Rota-
tion
Blade Pitch Angle
16.5
21.5
24
26.5
29
31.5
34
36.5
41.5
46.5
1Z,2Z,4Z,7Z,
TR7Z,TR8Z
R
4R
3R
-
2R
1R
4L
3L
2L
1L
-
1Z,2Z,4Z,7Z
L
1R
2R
-
3R
4R
1L
2L
3L
4L
-
5Z
R
-
4R
-
3R
2R
1R
4L
3L
2L
1L
5Z
L
-
1L
-
2L
3L
4L
1R
2R
3R
4R
6Z
R
1L
2L
1L
3L
2L
4L
-
-
-
-
6Z
L
1R
2R
4R
3R
3R
4R
-
-
-
-
3.5 DEGREE OFFSET PITCHES (STEEP SIDE)
Type
Rota-
tion
Blade Pitch Angle
23.5
28.5
31
33.5
36
38.5
41
43.5
48.5
53.5
1Z,2Z,4Z,7Z,
TR7Z,TR8Z
R
4L
3L
-
2L
1L
4R
3R
2R
1R
-
1Z,2Z,4Z,7Z
L
1L
2L
-
3L
4L
1R
2R
3R
4R
-
5Z
R
-
4L
-
3L
2L
1L
4R
3R
2R
1R
5Z
L
-
1R
-
2R
3R
4R
1L
2L
3L
4L
6Z
R
1R
2R
1R
3R
2R
4R
-
-
-
-
6Z
L
1L
2L
4L
3L
3L
4L
-
-
-
-
Step 5 – Final Assembly
Place one hub retainer piece down. A weighted coffee can could be used to elevate the fan from the work
surface.
ROUND PIN
Using the Groove Number found in Step 4:
Using picture to right, place the locking pin in the groove number
that you found in Step 4 above.
3.5 DEGREE OFFSET PIN
Using the Groove Number found in Step 4: