Luke leber
Member
D4c 8cs - what would cause only having 3,000 PSI max on both hydrostat pumps? All other pressures in check. Could it be the coupler?
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Cat d4c - pump problems
- Thread starter Luke leber
- Start date
Nige
Senior Member
If the coupler was bad you would have zero pressure on the hystat pumps.
pittsburgh cat man
Senior Member
Just a thought is your brake pedal all the way up ??