Basic Weight
Normal basic weight of the helicopter includes: wing pylons, all fixed equipment, mags, or IAFS, 30 mm gun and all oil and trapped and unused fuel
Operating Weight
Basic weight plus those variables remain essentially constant for a particular mission. Includes: crew, baggage, rockets, hellfire, emergency/extra equipment
Gross weight
total weight of helicopter and its contents
ATM Task to Verify Aircraft Weight and Balance
ATM Task 1012
Weight and balance classification. What class is the Apache
Class 2
Weighing Requirements Reg
AR 95-1 pa 7-7A1-5, pg 46
What chapter is weight and balance in TM?
CH 6
Where to reference weight of Hellfire or Rocket pods?
CH 6 Figure 6-3 pg 6-16
Apache CG Limit
201.0 - 207.5
Pilot in Command Responsibilities
5-2.h.
Accuracy, completed DD Form
Formula for computing CG
ARM= Moment / Weight X 100
Allowable ETF allowable
0.85 to 1.096
Allowable ATF range
0.90 to 1.096
MTA
Max Torque Available
If more than 100% dual engine, aircraft is structurally limited.
What are torque limits?
Values at which some drive train component cannot handle the strain being placed upon it.
What are the components that cannot handle the strain being placed upon it?
Transmission (dual engine)
Nose gearboxes (single engine)