Humphrey Field Analyzer II - i
Parts Removal/Replacement
Confidential and Proprietary
52235C1105
3 - 35
Field Service Guide
3.24 Shutter Motor Removal
1)
Remove the projection assembly and install it on the projection mount tool (3.17).
2)
Disconnect the shutter cable (P6) from the Projector Interconnect PCB (cut the
cable ties if necessary).
3)
Remove the two screws securing the shutter motor to the projection assembly,
and remove the motor.
4)
Loosen the setscrew securing the hub and shutter to the motor shaft, and remove
them from the shaft.
Replacement Notes:
P
Position the shutter for adequate clearance between the glass wedge and the
projection casting. Gently bend the shutter, if necessary.
Follow-up Checks/Adjustments:
See Table 3-1.
3.25 Carriage Motor Belt Removal
1)
Loosen
the four screws securing the carriage motor to the projection assembly.
2)
Remove the two small screws securing the belt plate against the belt.
3)
Remove the belt.
Replacement Notes:
Adjust the belt tension (Section 4).
Follow-up Checks/Adjustments:
See Table 3-1.
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