Enstrom 480 operators manual

The Enstrom F and are a family of small, light piston engine powered helicopters produced by the Enstrom Helicopter Corporation. The Bell TwinRanger was a prototype four-bladed, twin-engine civil helicopter developed by Bell Helicopter in the s. Both the TwinRanger and another planned version, the Bell , were attempts to market a twin-engine development of the Model L LongRanger.

The Bell A was a planned single-engine version of the TwinRanger, however development was canceled when Bell could not acquire enough orders for production. The TwinRanger name was later used for a twin-engine version of the LongRanger produced from to It has five seats, a separate cargo compartment and is powered by a Rolls-Royce RR turboshaft engine. The R66 is slightly faster and smoother than the Robinson R44 from which it is derived.

The R66 received both type and production certificates from the U. The Sikorsky S is a light, turbine-powered helicopter. The S is an improved development of the Schweizer S Army's first turbine-powered helicopter. The Kamov Ka is a Soviet light utility helicopter with co-axial rotors.

Evolved from Ka with engine pods removed from stub wings, fitted with one TVO turboshaft engine positioned on top of fuselage, modified rotor blades, new fuel system. The Piasecki H Transporter was a tandem-rotor transport or rescue helicopter designed by Frank Piasecki and built by Piasecki Helicopter.

The prototypes were evaluated by the United States Air Force and Army, but the crash of the second test aircraft led to cancelling the project. The Spitfire Mark I was a utility helicopter built in the United States in the late s and intended for series production. In essence, the Mark I was an Enstrom F that was modified to use an Allison turboshaft engine and geared transmission in place of the original piston engine and system of vee belts. The resulting powerplant installation was lighter and more compact, which allowed for additional cargo or fuel.

Bonanza Books, New York, Flying , p. Retrieved 8 February Time between overhauls is five years or 1, operating hours. And because Onboard Systems maintains a large inventory of cargo hook kits and spare parts, we can usually ship your order out quickly. Related Items Remote Hooks. Cargo Nets. NOTE: To the extent practical, placards should be located adjacent to the control or indicator for the item affected; however, unless otherwise specified, placard wording and location will be determined by the operator.

Alphabetical symbol in Column 4 indicates a proviso condition or limitation that must be complied with for. Notes are used to identify applicable material which is intended to assist with compliance, but do not relieve the operator of the responsibility for compliance with all applicable requirements.

Notes are not a part of the provisos. Inoperative items which are components of a system which is inoperative are usually considered components directly associated with and having no other function than to support that system. Normally these procedures are accomplished by maintenance personnel; however, other personnel may be qualified and authorized to perform certain functions.

Procedures requiring specialized knowledge or skill, or requiring the use of tools or test equipment should be accomplished by maintenance personnel. The satisfactory accomplishment of all maintenance procedures, regardless of. Appropriate procedures are required to be published as part of the operator's manual or MEL. Normally these procedures are accomplished by the flight crew; however, other personnel may be qualified and authorized to perform certain functions.

The satisfactory accomplishment of all procedures, regardless of who performs them, is the responsibility of the operator. Appropriate procedures are. An acceptable method of securing or deactivating will be established by the operator.

This does not preclude operating under Instrument Flight Rules. Repair Intervals: All users of an MEL approved under FAR , , and must effect repairs of inoperative systems or components, deferred in accordance with the MEL, at or prior to the repair times established by the following letter designators:.

Category A. Items in this category shall be repaired within the time interval specified in the remarks column of the operator's approved MEL. Category B. Items in this category shall be repaired within three 3 consecutive calendar days 72 hours , excluding the day the malfunction was recorded in the aircraft maintenance.

For example, if it were recorded at 10 a. Category C.