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Bus Discussion => Bus Topics ( click here for quick start! ) => Topic started by: cliffc on March 29, 2007, 05:22:11 PM

Title: allison operating temp?
Post by: cliffc on March 29, 2007, 05:22:11 PM
What should the normal operating temp be on the HT740 , also what is the max temp, thanks Cliff
Title: Re: allison operating temp?
Post by: Kristinsgrandpa on March 29, 2007, 06:15:08 PM
Normal Operating.........Sump temp.   Min 150 deg F.
  Lockup      250 deg F
  Converter  250 deg F
  Retarder    250 deg F

Allison Transmission Service Manual SM 2004EN, Copyright 1 May, 1990 General Motors Corp.  page 1-14.

This manual covers the HT, HTB, 741,748,755, Models with electronic controls.

HTH Ed
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