GE CT-9800 Technical Publications page 276

GE MEDICAL SYSTEMS
Rev. 13
8) Loosen all three sets of the large detector mounting nuts slightly, so that they are finger tight.
See figure 6-9A-7.
9) Loosen the allen head rotational adjustment locking screws. See figure 6-9A-7.
10) Move the detector by the amount calculated in step 6.
11) Tighten the allen head rotational adjustment locking screws.
12) Torque the inside detector mounting nuts to 25 ft-lbs. When the inside nuts have been torqued, torque the
outside nuts to 25 ft-lbs while holding the inside nut from turning. If a torque wrench is not available the nuts
should be tightened finger tight and then tightened 1/2 flat with a wrench.
13) Repeat steps 1,4-6,8-13 to verify the adjustment..
6-9A-18
CT 9800 QUICK SYSTEM
Direction 18000