Scribd
Upload
56 views1 page

Engine Tune-Up Guide

The document provides instructions for performing an engine tune-up. It describes securely tightening the retaining bolt of the distributor while ensuring the distributor body does not turn. It also describes checking ignition advance by disconnecting the vacuum hose and accelerating the engine repeatedly to check governor ignition advance using a timing light, as well as applying negative pressure to the vacuum advancer to ensure the ignition mark moves in the advance direction.

Uploaded by

zero
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
56 views1 page

Engine Tune-Up Guide

The document provides instructions for performing an engine tune-up. It describes securely tightening the retaining bolt of the distributor while ensuring the distributor body does not turn. It also describes checking ignition advance by disconnecting the vacuum hose and accelerating the engine repeatedly to check governor ignition advance using a timing light, as well as applying negative pressure to the vacuum advancer to ensure the ignition mark moves in the advance direction.

Uploaded by

zero
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
You are on page 1/ 1

ENGINE TUNE-UP

( 3 ) Securely tighten the retaining bolt of the distributor.


Care must be exercised to ensure that the distributor
body dose not turn during this tightening operation.
Specified Tightening Torque:
1.5 - 2.2 kg-m (1 0.8 - 15.9 ft-lb)
V/M-03023

11. Checking ignition advance


(1) Disconnect the vacuum hose and plug the discon-
nected hose. Acce!erate the engine repeatedly. Using
a timing light, check to see whether the governor
ignition advance is taking place.
NOTE:
Prior to starting this test, disconnect the vacuum hose.
Make sure to plug the disconnected hose.

(2) Apply a negative pressure to the vacuum advancer by


means of a MityVac or by sucking the hose.
Ensure that the ignition mark moves in the ignition
advance direction.
(3) Reconnect the vacuum hose in the original position.

Vacuum
controller

IFig. 3-13
CB-61
WM-03025

You might also like