BobCat 753 – ENGINE COMPONENTS AND TESTING – Glow Plugs Checking

Disconnect the glow plug cables and leads.

Use an ohmmeter to check the glow plugs [Figure 70-70-4].

Touch one probe to the end of the glow plug and the other probe to the body of glow plug [Figure 70-70-5].

The reading must be between 1 and 2 ohms [Figure 70-70-4]. If the resistance is infinite, the coil of the glow plug
is broken.

Repeat the procedure for each glow plug.

Reconnect the glow plug cable and leads.


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