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  1. K

    volvo L30D

    forgot to Mention, when hot it seems to go in to a limp mode
  2. K

    volvo L30D

    hi i am in Australia and our Volvo dealers have no parts information on a Volvo L30D nor have the oil filter dealers, nor the oil company i want to change the oils and filters at the moment but cant find any filter no/s i did take the air filter in to the dealers and filter people but they...
  3. K

    JLG 450A Basket Not Leveling / Going Down all the way

    hi ,i am having problems with my 45, would be interested to know if you found the problem and how you fixed it, thanks
  4. K

    JLG 45HA - Problem with upper controls

    well I have been busy doing other things and we have had to manage without it but i am going to have to have another go at it as it wont fix its self
  5. K

    Did Detroit make a straight 8-71?

    i worked on a motor in a boat, same type as John Wayne’s yacht. Built for the war as mine sweepers they, if i remember right, had two straight eights built by the company Detroit’s bought the seventy one motors off. They looked similar to the seventy one but were bigger. I am sure someone will...
  6. K

    JLG 45HA - Problem with upper controls

    Those relays are in the parts book at the agents
  7. K

    JLG 45HA - Problem with upper controls

    I haven’t tried a full hot wiring it, because my thoughts were the same as yours
  8. K

    JLG 45HA - Problem with upper controls

    hi, thanks willie, can you Identify these relays for me(R?), If i disconnected the PQ from the harness and ran a wire from pin NO3 (12v positive) to pin No5 or 6, do you think it would do any damage (hot wire it)(give it a full 12v)
  9. K

    JLG 45HA - Problem with upper controls

    The output on those terminals is Pulse Width Modulation, or square wave, it happens so fast you can't see 12V checking it with a meter. O’ the plot thickens If i am understanding the wiring diagram correctly, relay Ri, terminals No9 and 10 are common to both basket and ground controls for the...
  10. K

    JLG 45HA - Problem with upper controls

    the wires 5 and 6 from any of the PQ controls have only about 3 volts, No7 has 0 at the same time No3 still has 12v
  11. K

    JLG 45HA - Problem with upper controls

    Thanks for that info will ii have been trying to find that relay for some time I understand your thoughts on the fact that you can’t help me as we don’t know if we are on the same page but your thoughts and comments are valuable to me and sometimes send me off in another direction or at least...
  12. K

    JLG 45HA - Problem with upper controls

    Hi, i had no 3 pin wrong, so i am still not sure I have no white and yellow wires I have power to a pin on all the PQ controllers The main lift, swing and tower lift are the same supply, white and blue wire The drive supply is a white and red wire The rocker switches, steer etc all have...
  13. K

    JLG 45HA - Problem with upper controls

    it has taken me a week to work out which pin is no three, the connector has three rows of three pins, no3 is the middle pin, i think. Terminal 3 on all of the PQ controller has no power. we are in aprill and in april we have april showers, love it but three times to day i have got wet
  14. K

    JLG 45HA - Problem with upper controls

    Hi again There are no terminals 31 to 36 inclusive, no 37 is black, no 38 is the red one, 14.19v, and pedal pressed 14. 19v. The voltage to the control on most wires is 13.8v The orange wire has 3.25v when the lever is in the up position, 0 in any other position, yellow and black on the...
  15. K

    JLG 45HA - Problem with upper controls

    Thanks for your comments willie You have now got me thinking about voltage drop. deutz diesel This morning, i am back to where i was before, except that the engine is running at high revs. Yesterday when things were working, i pushed forward the High engine, pump volume and wheel speed switches...
  16. K

    JLG 45HA - Problem with upper controls

    I don’t know if it is being intermittent again but some things are working, i haven’t tried the drive yet, i have to change the caps round. The main lift, swing and the tower lift is working. I disconnected what i think is the level control and those things worked, i reconnected it and they...
  17. K

    JLG 45HA - Problem with upper controls

    yes, they are the same type of controls Those numbers i gave must have meant something else Just saying look the lower machine frame over real good for a stamped number. Looked everywhere, couldn’t find it, found it now Serial no 038038 0300027513 year 1997
  18. K

    JLG 45HA - Problem with upper controls

    I take it swing, boom lift, tower lift, and drive are all proportional controls? If yes, are these controlled by PQ controllers? yes i do belive they are i could be reading the wireing diagram wrong. In one diagram which i got from the agent, it shows 5 wires going to the PQ controller, in...
  19. K

    JLG 45HA - Problem with upper controls

    thanks
  20. K

    JLG 45HA - Problem with upper controls

    yes OK
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