Peterbilt Cat C15 oil pressure problem

Mar 5, 2021 #41

maddog359 Bobtail Member

: 6

: 5

: Mar 11, 2014

: 0

machesha1 said: ↑

Did the oil test....all good....Using same tipe of oil.
On idle with 600 rpm i have 25psi with 180 F water temp.
On 700 rpm 30psi
On 750 rpm 38psi
Full load 60psi and 50-55psi up hill with 210F water temp.
Goind down hill 1500 rpm 60-63 psi.
Conected to computer.... reading same like the gauge .
Click to expand...

Check your gauge to make sure it's accurate (?)

maddog359, Mar 5, 2021

#41

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Jul 26, 2022 #42

EZY RYDR Bobtail Member

: 4

: 3

: May 22, 2022

: 0

In between 40 to 80 is normal through out idle and work range

EZY RYDR, Jul 26, 2022

#42

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