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Recent content by naheed

  1. naheed

    cat 320d hydraulic pressure drop

    hi guys, im having an issue with my 320d serial kgf 01510 after working for 5 mins the hydraulic pressure drops completely and machine goes dead (no load on engine), after that if i switch the engine off and on again the machine starts working normally again for a few mins.checking the pump...
  2. naheed

    CAT 320C INJECTOR PUMP

    got a 320c serial HKT01189 engine MAE06667, its bit down on power and some black smoke, put in new injector nozzles and now want to have the injector pump serviced. anyone who can help me with injection pump adjustment specs for bench calibration? cheers
  3. naheed

    Cat 135h motor grader bluish white smoke

    got a cat grader 135h serial 3yk00148 with 3116 engine #98z17710 and its got a hard start and quite a bit of bluish white smoke. could it be the injectors? any one can help with the injector timing dimension? the specs from the valve cover plate are not visible.
  4. naheed

    CAT D8N STEERING TROUBLE

    hi mark, yup you were right both taps should have continuous pilot pressure,which mine didnt have! so after another back breaking experienceo_O i got the pump out again,inspected all the charge pressure lines and found the culprit. an o ring had come into the line and was blocking the...
  5. naheed

    CAT D8N STEERING TROUBLE

    hi mark, yes got the pilot valve out cleaned it and found nothing wrong in there. im getting about 300 psi on the on both taps with lever full turn right or left..
  6. naheed

    CAT D8N STEERING TROUBLE

    hi guys having a problem with my d8 its completely lost steering in both directions! serial 5tj-01036 went out to work last week, was perfect no problems,10 mins into work and boom no steer. did some pressure testing on the circuit and got only 400 psi on the steer motor(which im guessing is...
  7. naheed

    Cat 160h

    Just did a sealkit change on my 160 serial 9ej00775 as it had a leakage on the high range clutch. That all went well problem solved but now got a new prob, I can't seem to drop the transmission pump pressure it should be 400 psi on idle but shows 1000psi. It's got a new filter and I also checked...
  8. naheed

    transmission overheating

    hi nige, specified torque converter outlet pressure at stall test should be min 40 psi and i got 50 psi off my test! i wonder what the max permissable would be? so mark is correct in that stating 60 +- 20 psi,maybe a mistake on the pressure gauge size. i cleaned out the torque converter inlet...
  9. naheed

    transmission overheating

  10. naheed

    transmission overheating

    Cooler bypass valve I had put new
  11. naheed

    transmission overheating

    @John There is no clutch slippage,torque converter leakage would mean loss of power yet I tried and the wheels spin under load.will have a check with cooler. Nige, Will do a stall test and calibrations tomorrow to see what happens. Cheers guys
  12. naheed

    transmission overheating

    done pressure tests today and this is what i got, torque converter inlet idle-20 psi full rpm-100 psi torque conerter outlet idle-10 psi full rpm -40 psi lubrication pressure idle-10 psi full rpm-40 psi all these above...
  13. naheed

    transmission overheating

    Hi nige, Actual pressure at solenoid 5 in gear 3/4 is 320 psi but in neutral it shows 240.will borrow et next week and do calibrations. @MARK What pressure is transmission relief at? And torque conv outlet? Will have a check.
  14. naheed

    transmission overheating

    hi all, i have a cat it38g serial jan 00443 which i bought not long ago. the transmission filter gets so hot even at idle, machine not in operation and even hotter when its working. put a new filter and a new bypass valve but still no difference. one thing i noticed when having a check on the...
  15. naheed

    cat d6r slow steering

    Oh by the way mark, I found out error 0002 on et was actually torque converter speed sensor. Although funny it wasn't showing in the error codes when i tried calibration with the et.
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