5.
400W SERIES UNIT: FS39.7 Access or remove by using a 3/32 allen head screwdriver to
loosen the locking mechanism through the access hole on the front of the unit. Note: location
may vary slightly depending whether or not a dual navigator system is installed.
6.
LOWER CIRCUIT BREAKER PANEL: FS60.8, WL26.5 Access or remove by extracting the
four mounting ¼ turn fasteners along the sides of the circuit breaker panel.
2.2.1 Weight and Balance Information
ITEM DESCRIPTION
GPS 400W (Unit Only)
GPS 400W (Installed with rack and back
plate)
GNC 420W (Unit Only)
GNC 420W (Installed with rack and back
plate)
GNC 420AW (Unit Only)
1
GNC 420AW (Installed with rack and back
plate)
GNS 430W (Unit Only)
GNS 430W (Installed with rack and back
plate)
GNS 430AW (Unit Only)
GNS 430AW (Installed with rack and back
plate)
2
GCF 3XX 3‐Port Cooling Fan (Unit Only)
GA 36 GPS/WAAS Antenna (Unit Only)
3
GA 37 GPS/WAAS + XM Antenna (Unit
Only)
[1] A rotorcraft weight and balance is required after installation of the 400W Series Unit. Refer to the
400W Rotorcraft STC Installation Manual listed in paragraph 2.1 of this document, for additional
information, including overall size and center of gravity location of all LRUs.
[2] The longitudinal arm is measured in terms of the fuselage station (FS) number.
[3] The lateral arm is measured in terms of the butt line (BL). The centerline of the helicopter is BL0.00.
The moment arms to the left side (looking forward) are negative (-) and the moment arms to the right
side are positive (+).
[4] Location of the 400W Series unit and GPS antenna may vary slightly depending whether or not a
dual navigator system is installed.
400W Series
Instructions for Continued Airworthiness Bell 206B
PART
WEIGHT
NUMBER
[LB]
4.0
011‐01057‐XX
5.0
4.5
011‐01058‐XX
5.5
4.5
011‐01059‐XX
5.5
5.1
011‐01060‐XX
6.2
5.1
011‐01061‐XX
6.2
013‐00103‐00
0.70
013‐00244‐00
0.47
013‐00245‐00
0.50
Moment ARM [IN]
LONGITUDINAL LATERAL
39.7
0.1
28.5
‐3.2
80.0
0.0
190-01226-04 Rev. 2
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