2
Install MBS indicator (optional, plus models ONLY).
2a
Remove cover.
2c
Install MBS indicator.
3
Install ATS (optional, plus models ONLY)
3a
Remove end block and wiring cover.
4
b
c
a
2b
Drill hole for MBS indicator.
0.25"
(6 mm)
0.75"
hole
(19 mm)
M420: 0.50" (13 mm)
M450/490: 0.75" (19 mm)
3b
Install ATS and Reassemble
Bottom
¹⁄₄" (6 mm) drill bit
f
e
d
ATS