Weight and Balance
Pilot's Flight Manual
Reissued:
16 Jan 2019
6-1
Sec tion VI
WEIGHT AND BAL ANCE DATA
6-1. IN TRO DUC TION
All he li cop ters are de signed for cer tain limit loads and bal ance con -
di tions. Changes in equip ment which af fect the empty weight and
empty weight cen ter of grav ity must be en tered on the Re pair and
Al ter ation Re port FAA form 337, in ac cor dance with Fed eral Air
Reg u la tions, which shall then be come part of the he li cop ter file.
Note: Lat eral and lon gi tu di nal cen ter of grav ity must
be con trolled. Re fer to Flight Man ual addendums and
sup ple ments sup plied with kits for spe cial in struc tions
re gard ing weight and bal ance data.
6-2. WEIGHT AND BAL ANCE CHAR AC TER IS TICS
The re moval or ad di tion of fuel or equip ment re sults in changes to
the cen ter of grav ity and weight of the air craft, and the per mis si ble
use ful load is af fected ac cord ingly. Ef fects of these changes must
be in ves ti gated in all cases to elim i nate pos si ble ad verse ef fects on
the air craft’s flight char ac ter is tics. The lon gi tu di nal ref er ence “Da -
tum” is lo cated 100 inches for ward of the cen ter line of the main ro -
tor (see Fig ure 6-2). For con ve nience, sta tion 100 is marked on the
air craft. The for ward lower edge of the lower sta bi lizer is sta tion
252.3. Sta tion num bers cor re spond to an inch scale and may be used
to lo cate equip ment on the air craft. The lat eral “Da tum” is the cen -
ter line of the air craft through the main ro tor. The weight and bal -
ance char ac ter is tics are as fol lows:
Max i mum Gross Weight
Late he li cop ters (Se rial No. 210 and subs.) 2050 lbs.
Early he li cop ters (Se rial No. 004 through 209) 1900 lbs.
This Document contains technical data subject to EAR. See WARNING and classifications on first page.
SCHWEIZER
Model 269C Helicopter
CSP Book 1 CSP-C-1.indd 129
8/4/19 12:46 PM
