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Moravan Z-142 Model Guide

Moravan Z-142 · Model Guide

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Overview

The Moravan Z-142 is a single-engine piston aircraft. The inputs give no figures for seats, weights, speeds or range, so this guide covers only what the supplied manufacturer service bulletins say. Those bulletins cover wing fatigue life, acrobatic-category limits, landing gear, wheels and brakes, and the pitot-static system. Check the aircraft's records against them before you buy.

  • Z142 aircraft with unstrengthened wings cannot be operated in ACROBATIC category (Bulletin Z142/54a, March 8, 2007).
  • After 190 hours in acrobatic/utility use, wing root work is needed and the aircraft is Normal category only. Total safe life is 3600 hours TIS.
  • Safe life can be extended to 4800 hours TIS, but only with the wing root reconstruction and a manufacturer inspection.
  • Wheels and brakes have no fixed service life. Replacement depends on condition, based on regular inspections.

Summary written by AI from the source document. Check the original before relying on it. See which parts of Sprinkle are written by AI.

Reference only, not for flight. Use the current approved manual for your aircraft. See terms, section 5.

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Source

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Document details

Type
·
Model Guide
Year
·
2026
File size
·
47 KB
Copy found at
·
sprinkle.com
About this document
Can the Moravan Z-142 be flown in ACROBATIC category?

Not with unstrengthened wings. Under Bulletin Z142/54a, a Moravan Z-142 with unstrengthened wings cannot be operated in ACROBATIC category. Aircraft below 190 hours of acrobatic/utility use may use that time in Utility category only.

What is the airframe life limit of the Moravan Z-142?

Bulletin Z142/54a gives a total safe life of 3600 hours TIS for aircraft with unstrengthened wings. It can be extended to 4800 hours TIS if no more than 190 hours were flown in Acrobatic/Utility and the wing root was reconstructed. The manufacturer must also inspect the aircraft.

What should I check in the records of a Moravan Z-142?

For a Moravan Z-142, check the logged acrobatic/utility hours against the 190-hour limit and whether the wing root reconstruction was done. Check the wing hinge bolt inspections and the pitot-static hose modification. Check whether the wheels and brakes are inspected on condition.

What is the Moravan Z-142 Model Guide?

The Moravan Z-142 Model Guide is a model guide for the Moravan Z-142, dated 2026.

What year was the Moravan Z-142 Model Guide published?

The Moravan Z-142 Model Guide — the Moravan Z-142 model guide on file — is dated 2026.

Documentation completeness
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In this document

Wing fatigue life and category limits

Bulletin Z142/54a applies to all Z142 aircraft with unstrengthened wings. They may not fly in ACROBATIC category. Under 190 hours TIS in Acrobatic/Utility, they may reach that limit in Utility only, within 3600 hours TIS. Beyond 190 hours, the wing root must be reconstructed. The conic pins and bushings of the main wing hinges and the rear hinge pins must also be replaced. Then the aircraft flies in Normal category only.

Earlier Z 142 C limit (serial numbers up to 0560)

Bulletin Z 142C/17a (October 31, 2000) applies to Z 142 C up to and including serial number 0560. It set a safe fatigue life of 190 flight hours in Acrobatic and Utility categories, with 3500 flight hours of total technical life. The operator must record acrobatic flights in the logbook. Ask for the logbook and proof of the wing root work.

Systems and running gear items

Pitot-static hoses replaced with silicon hoses on listed serial numbers need distance spirals fitted at the next 100-hour or annual inspection (Bulletin Z 142/40a). Wheels and brakes are on-condition under Bulletin Z 42/43a, Z 142/39a. Z 142 C aircraft with AXL nose gear 793-HPK-185-19 are on-condition, and the 50-hour nose gear inspection is cancelled (Z 142C/28a Rev. 1).

Summary written by AI from the source document. Check the original before relying on it. See which parts of Sprinkle are written by AI.

Safety notes

  • Check the fitted bolts of the upper outer wing hinges visually at pre-flight, and after 100 hours TIS or 1 year, whichever is earlier.
  • If even one fitted bolt on the upper wing hinges loosens or fails, all 20 bolts on both parts of the upper hinge must be replaced.
  • A deformed pitot-static hose can block and cause the speed measuring system to malfunction. Confirm that bulletin Z 142/40a was done.

Summary written by AI from the source document. Check the original before relying on it. See which parts of Sprinkle are written by AI.

Full document text

Moravan Z-142 Model Guide The Moravan Z-142 is a single-engine piston aircraft. The inputs give no figures for seats, weights, speeds or range, so this guide covers only what the supplied manufacturer service bulletins say. Those bulletins cover wing fatigue life, acrobatic-category limits, landing gear, wheels and brakes, and the pitot-static system. Check the aircraft's records against them before you buy. • Z142 aircraft with unstrengthened wings cannot be operated in ACROBATIC category (Bulletin Z142/54a, March 8, 2007). • After 190 hours in acrobatic/utility use, wing root work is needed and the aircraft is Normal category only. Total safe life is 3600 hours TIS. • Safe life can be extended to 4800 hours TIS, but only with the wing root reconstruction and a manufacturer inspection. • Wheels and brakes have no fixed service life. Replacement depends on condition, based on regular inspections. Wing fatigue life and category limits Bulletin Z142/54a applies to all Z142 aircraft with unstrengthened wings. They may not fly in ACROBATIC category. Under 190 hours TIS in Acrobatic/Utility, they may reach that limit in Utility only, within 3600 hours TIS. Beyond 190 hours, the wing root must be reconstructed. The conic pins and bushings of the main wing hinges and the rear hinge pins must also be replaced. Then the aircraft flies in Normal category only. Earlier Z 142 C limit (serial numbers up to 0560) Bulletin Z 142C/17a (October 31, 2000) applies to Z 142 C up to and including serial number 0560. It set a safe fatigue life of 190 flight hours in Acrobatic and Utility categories, with 3500 flight hours of total technical life. The operator must record acrobatic flights in the logbook. Ask for the logbook and proof of the wing root work. Systems and running gear items Pitot-static hoses replaced with silicon hoses on listed serial numbers need distance spirals fitted at the next 100-hour or annual inspection (Bulletin Z 142/40a). Wheels and brakes are on-condition under Bulletin Z 42/43a, Z 142/39a. Z 142 C aircraft with AXL nose gear 793-HPK-185-19 are on-condition, and the 50-hour nose gear inspection is cancelled (Z 142C/28a Rev. 1). Safety notes: • Check the fitted bolts of the upper outer wing hinges visually at pre-flight, and after 100 hours TIS or 1 year, whichever is earlier. • If even one fitted bolt on the upper wing hinges loosens or fails, all 20 bolts on both parts of the upper hinge must be replaced. • A deformed pitot-static hose can block and cause the speed measuring system to malfunction. Confirm that bulletin Z 142/40a was done.