SECTION II. MAINTENANCE TEST
General. This section contains the maintenance test
flight requirements peculiar to Army Model RC-12K
aircraft. The requirements contained herein are estab-
lished to insure a thorough inspection of the aircraft
before flight, during flight, and upon completion of the
maintenance test flight. The right side of the checklist
(troubleshooting reference) is cross indexed to the trou-
bleshooting guides contained in Section III. A dash be-
tween references means through; and a comma means
and. The references list the possible abnormal condi-
tions, indications, or malfunctions which could be en-
countered while performing the procedure.
PRIOR TO MAINTENANCE TEST FLIGHT
*1. Forms and records - Check.
*2. Weight and balance - Maintenance
test flights shall be flown with bal-
last if required to remain within
weight and center-of-gravity limits.
The average takeoff weight shall be
14,200 ±200 pounds for the maxi-
mum cruise power and speed check
and stall flights. All other tests shall
be conducted within normal weight
*3. Thorough flight readiness inspec-
tion in accordance with the re-
quirements contained in TM 55-
1510-222-10 - Performed.
4. Special preflight checks:
a. Keylock switch - On.
b. Battery switch - On.