SGS 1-26 - Winch and Auto Towing; Winch;Auto Tow Pre-Cautions; Winch;Auto Tow Cautions; Free Flight

WINCH OR AUTO TOWS
PRE – CAUTIONS
1. Be sure equipment is suitable for purpose.
2. Person driving car or operating winch should be experienced with equipment and know
towing characteristics of a 1-26.
3.NEVER attach rope or wire to empty sailplane.
Winch or auto tows may be executed in the usual manner with either the forward or CG release,
although, a higher altitude is reached with the CG release. There is no tendency to oscillate with either
release. Maximum auto or winch towing speed is ( 60 MPH ).
CAUTION:
1. Do not climb at full back stick position until a safe altitude for stall recovery is reached.
2. Level out before releasing.
3. Be sure airspeed is indicating less than placard speed for winch or auto tow.
FREE FLIGHT
FLYING SPEEDS
Best Gliding Speed (L/D) (45 MPH) 23:1
Speed at Lowest Sink (38 MPH) 2.6 FPS
PLACARD SPEEDS
Dive ………………………. 104 MPH
Aero Tow ………………… 95 MPH
Spoiler Open …………….. 104 MPH
Auto or Winch Tow …….. 60 MPH
USEFUL LOADS
Placard weights on instrument panel should be complied with.
EXAMPLE:
Minimum Pilot Weight ……… 135 pounds
Maximum Pilot Weight ……… 220 pounds
Note:
Seat ballast should be used if necessary.
AEROBATICS
The 1-26 is fully aerobatic but extreme care should be used to not exceed the placard speed when
entering or recovering from any maneuver.
STALLS
Straight ahead. The 1-26 generally falls straight through without tendency to fall off on a wing.
In a turn. The 1-26 always falls in the direction of the turn with no tendency to go over the top.
A pronounced buffeting will occur before the stall.