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CESSNA 170B — Systems Description

2 systems description references for the CESSNA 170B.

Overview
Instructions for Continued Airworthiness · 2023

This document provides instructions for the continued airworthiness of McFarlane Aviation's PMA Fuel Selector Valve assemblies, specifically designed for various Cessna aircraft including the Cessna 170B. It outlines the installation, maintenance, and inspection procedures necessary to ensure the proper functioning of the fuel selector valve. The document is intended for aircraft maintenance personnel and provides detailed steps for disassembly, inspection, assembly, and testing of the fuel selector valve. It emphasizes the importance of adhering to specified torque values and inspection criteria to maintain safety and compliance with FAA regulations.

  • The McFarlane Fuel Selector Valve assemblies are direct replacements for Cessna 0513120 series valves, including for the Cessna 170B.
  • The fuel selector valve has four positions: Left, Both, Right, and Off, controlling fuel flow from the wing tanks.
  • Torque specifications include 12 in-lbs for cover plate screws and 20-25 ft-lbs for fuel inlet fittings.
  • Valve deflections must meet or exceed a minimum of 0.048 inches for airworthiness.
  • Proper lubrication and inspection of o-rings and valve components are critical to ensure functionality.
2 documents
CESSNA 170B — Systems Description FAQ
How many Systems Description documents does Sprinkle have for the CESSNA 170B?

Sprinkle has 2 Systems Description documents on file for the CESSNA 170B.

What year is the CESSNA 170B Systems Description?

The CESSNA 170B Systems Description on file is dated 2023.

How many pages is the CESSNA 170B Systems Description?

The CESSNA 170B Systems Description runs 15 pages.

Where does Sprinkle's CESSNA 170B Systems Description come from?

This CESSNA 170B Systems Description was originally published by www.mcfarlaneaviation.com and is hosted on Sprinkle with full text and specs.