Spectra Precision Focus 30 - Page 320

Chapter 6
Adjustment and Verification
Focus 30/35 Service Manual 6 - 66 P/N 79000035_SM, Version 1.5
Fig. 6-52 Adjustment of Reference fibre signal
5 Adjust Reference
fibre signal.
A. Loosen the two
screws of the clamp
plate, see Fig. 6-53
on page 6-67 .
B. Move the Greywedge
foil until the ratio is
within tolerance.
C. Tighten the clamp
plate.
D. Click Fibre
adjustment
Stop
E. Lock the screws.
F. Cut the length of the
filter foil that
approximately 20mm
left/right from
coupling housing are
available.
Tolerance:
Signal (ext/int)
1,2-1,4
Torque value:
30Ncm
1,3mm Allen key
If value is not stable,
aim to a 30 meter DR
target (18% KG) as
reference.
Glue MS 1855
Item Performance Description Result Notes