Air Cleaner

(Difference between revisions)

Revision as of 18:38, 6 August 2015

Datsun 1200s use a typical paper-type engine air filter in a real metal air cleaner.

Overview

1977 VB210 Japan is similar:

Tightening

Turn the wingnut down until it contacts the air cleaner lid. Then tighten the wing nut 3 turns:

Removal

The air cleaner must be removed to inspect the carburetor or vacuum hoses.

Cleaner Removal

1. IMPORTANT: If you have a warm/cold air cleaner, first remove the hoses as outlined below
2. Twist and pull the thick breather hose straight up out of the rocker cover

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3. Remove the two 10mm-headed bolts from the side of the air cleaner away from the engine

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4. Remove the one 10mm-headed bolt from the bracket next to the rocker cover

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5. Untwist the wingnut holding the air cleaner top on. Carefully remove the washer & rubber piece
6. lift the lid off and remove the air filter element
7. lift the air cleaner body straight up

Hot/Cold Air Cleaner

If you have an warm/cold air type air cleaner do this first before attempting to remove the air cleaner:

1. Grab the hot air tube just underneath the air cleaner snout. Carefully twist the hot air tube to loosen it. If it won't twist, unscrew the clamp first. Be careful not to damage the cardboard tubing. After it is loose, pull it down off the bottom of the air cleaner snout. Leave the bottom of the tube connected, only separate it from the air cleaner

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If you have the ATC type (vacuum controlled) air cleaner do this:

1. Twist and pull the ATC vacuum hose out of the intake manifold port

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2. Disconnect the vacuum hose at the rear of the air cleaner

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Also See

Also see:
* GX Air Cleaner
* Air Intake Systems for upgrades/alternatives, including cold air intakes

Anti-Icing

To prevent ice up in winter (carb icing can over many degrees above freezing), air cleaners for temperate markets have a temperature control. For example, this Japan-market air cleaner:

Automatic Temperature Control

USA models use an Automatic Temperature Control air cleaner for year-round constant inlet temperature. For details, see ATC.

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