JUL 2020 Chapter 90 Police Version Page 90.11
90-130 F051-1 Camera System Installation
A. Gimbal Assembly Removal
NOTE
Removal of nose-mounted camera causes a large shift in CG of
empty helicopter. Calculate weight and balance prior to flight
with camera removed to assure aft CG limit is not exceeded.
1. Refer to Figure 90-1. Turn battery switch off & pull-out associated circuit breaker.
2. Remove screws securing G412-1 fairing to chin. Carefully lower fairing until clear
of gimbal assembly, and remove fairing.
3. Disconnect cables from gimbal assembly.
4. Supporting gimbal assembly, remove fasteners securing D349-3 plate to D349-1
supports, and remove gimbal.
B. Gimbal Assembly Installation
NOTE
Removal of nose-mounted camera causes a large shift in CG of
empty helicopter. Calculate weight and balance prior to flight
with camera removed to assure aft CG limit is not exceeded.
1. Refer to Figure 90-1. Turn battery switch off & pull-out associated circuit breaker.
2. Position gimbal assembly’s D349-3 plate between D349-1 supports and install
fasters. Standard torque nuts per Section 20-32 and torque stripe per Figure 5-1.
Verify security.
3. Connect cables to gimbal assembly.
4. Carefully raise G412-1 fairing around gimbal assembly, position fairing on chin, and
install screws. Verify security.
5. Push-in associated circuit breaker & turn battery switch on. Perform appropriate
post-installation function checks. Turn battery switch off.
C. Controller Assembly Removal
1. Refer to Figure 90-1. Turn battery switch off & pull-out associated circuit breaker.
2. Disconnect D616-1 (FLIR camera) controller assembly plug from G458 harness
receptacle and remove controller.
3. As required, remove screws securing D417-5 box to circuit breaker panel and
remove box.
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