Contents · Sections VIII–IX
RESTRICTEDIX
B. Altitude Knob128
C. Search Knob131
D. Rate and Displacement Pinion Shaft
Blocks (M-6)132
E. Tachometer Connection132
F. Disc Assembly132
G. Telescope Motor132
Rate End Computer Half133
Cross Trail Carriage134
Cross Trail Knob134
Cross Trail Operating Mechanism (M-6)135
Stabilized Sector and Sight Stem Assembly
(M-3, M-6)135
Leveling Knobs (M-3) (M-6)136
Remove Gyro From Cardan (M-3) (M-6)136
Removal of Cradle From Cardan138
Gyro Locking Knob139
Telescope Cross Hair Light139
Course Knobs (M-3) (M-6)140
SECTION IX
MAINTENANCE, SIGHT
General141
A. Purpose141
B. Definition141
C. Handling141
D. Log Books141
E. Overnight Settings143
F. Inspections143
1. Sight Pre-Flight Inspection143
2. Daily Inspection144
3. 15 Hour and 15 Day Inspection144
4. Fifty Hour Inspection, Sight145
a. Sight Case or Housing145
b. Electrical Wiring Sight146
c. Average Resistance Chart
M-3 Sight147
M-6 Sight147
d. Gears, Sight149
Specific Units
Fifty Hour Inspection
A. Rate End Motor Half
1. Telescope Motor149
Replacement of Brushes151
Commutator151
Check Governor151
Care and Adjustment of Governor
Points151
