Bailey Moyes 912 Dragonfly, Maintenance Manual

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Page 181
F:
Release Handle
Release Pressure is easily measured with a Digital Postal Scale. Normally 5 lb. 4 oz. 4 to 9 lbs. of
pressure are acceptable. More than 9 lbs. pressure indicates cable needs replacement or there is
excessive resistance somewhere in the system.
2. Limitations
2.1 Introduction
It is important to adhere to the specifications for Installation, Maintenance and Inspection that
have been tested, refined and proven since 1990. This information is found in the Dragonfly
Maintenance Manual and Pilot Operating Handbook (POH) . In order to confirm you have the most
current information, consult manuals posted on the website at: www.pitmanair.com/dragonfly
2.2 Installation
Installation and Maintenance are defined in the Dragonfly Maintenance Manual.
2.3 Loads
Maximum gross vehicle weight to be towed: 562 lbs. (255 Kg.)
Loads are limited by proper installation and used of “Safety Links” commonly referred to as Weak
Links.
Safety Links are made from 130 lb. or 200 lb. Braided Dacron Fishing Line depending upon placement
and loads.
The Single Loop is used to fasten the Towline to the Glider being towed. (Point E in Figure 1)
Solo Glider
TUF LINE BRAIDED DACRON 130 LB. TEST GREEN SPOT, or
Tandem Glider TUF LINE BRAIDED DACRON 200 LB. TEST GREEN SPOT, (200 lb. on
Single Loop only)
which can be purchased on the Internet.
The Triple Strength Link is used to fasten the Tow Bridle to the Quick Release. (Point B in Figure 1)
We use TUF LINE BRAIDED DACRON 130 LB. TEST GREEN SPOT,
CAUTION: Any increase in Safety Link strength or change of configuration can cause
structural damage and/or allow either or both aircraft to get into unsafe attitudes. Safety Links
must be installed in the configurations outlined within!