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Print Date: Sat Mar 28 14:05:44 CST 2015 MODEL 172 MAINTENANCE MANUAL (Rev 20

5-12-16 (Rev 13)

2015 Cessna Aircraft CompanyRetain printed data for historical reference only. For future maintenance, use only current data. Page 1

INSPECTION OPERATION 16

Date: _______________

Registration Number: _______________

Serial Number: _______________

Total Time: _______________

1. Description

A. Operation 16 gives a list of item(s), which are completed every 1000 hours or 1 year, whicheveroccurs first.

B. Inspection items are given in the order of the zone in which the inspection is to be completed. Ageneral description of the inspection required and the Item Code Number for cross-reference tosection 5-10-01 are shown. Frequently, the tasks define more specifically the scope and extent ofeach required inspection. These tasks are printed in the individual chapters of this manual.

C. The right portion of each page gives space for the mechanic's and inspector's initials and remarks.A copy of these pages can be used as a checklist when these inspections are completed.

2. General Inspection Criteria

A. During each of the specified inspection tasks in this section, more general inspections of theadjacent areas must be done while access is available. These general inspections are used to findapparent conditions which can need more maintenance.

B. If a component or system is changed after a required task has been completed, then that specifiedtask must be done again to make sure it is correct before the system or component is returnedto service.

C. Do a preflight inspection after these inspections are completed to make sure all the required itemsare correctly serviced. Refer to the Pilot's Operating Handbook and FAA Approved Airplane FlightManual.

ITEM CODE

NUMBER TASK ZONE MECH

IN-

SP REMARKS

221002 Autopilot Servo Capstan Assemblies. Check slip-clutchtorque settings. Refer to Autopilot - Maintenance Prac-tices.

610

221003 Autopilot Servo Actuators. Inspect for evidence of cor-rosion and or buildup of dirt or other particulate matterwhich may interfere with servo operation. Refer to Au-topilot - Maintenance Practices.

610

*** End of Operation 16 Inspection Items ***