TM 55-1520-240-23-9
11-5
CHECK CONTROLS CLEARANCE
11-5
INITIAL SETUP
Applicable Configurations:
All
Tools:
As Required
Materials:
As Required
Personnel Required:
Medium Helicopter Repairer
Inspector
References:
TM 1-1500-204-23
Equipment Condition:
As Required
MINIMUM CLEARANCE CHECK
1.
Check flight control system components for
minimum clearances as follows:
a.
Check distance between moving bellcranks
and structure, cables, piping, or mounted
equipment. Minimum distance shall be 0.50
inch.
b.
Check distance between moving links and
bulkhead. Minimum distance shall be 0.20
inch.
c.
Check distance between bellcrank hubs and
support fittings mounted on same shaft.
Minimum distance shall be 0.03 inch.
d.
Check distance between any bellcrank
arm and any other moving part. Minimum
distance shall be 1 inch.
11-12
