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Nooblexus

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Posts posted by Nooblexus

  1. 1 minute ago, Herbie said:

    Have you actually read the OBD codes to see if anything is flagged up?

    Nope, just got the cable, gotta install software somehow...

     

    But good idea, will do that

    2 hours ago, DavidCM said:

    It looks like the red unit is pressurised to about 140psi.Should you really be playing with something you don't understand?

    Read the instructions,before you injure someone,or even yourself.140 

    10 bar is 140 psi

    Good psi is 250 psi which is 17 bar

    What is the problem?

    I believe my compressor is dead

     

  2. On 7/1/2023 at 5:31 PM, ColinBarber said:

    engine speed should be at 1,500 rpm (not that it should really matter as the engine doesn't run the AC).


    Low pressure side:
    0.15 to 0.25 MPa (1.5 to 2.5 kgf/cm2, 21.3 to 35.5 psi)
    High pressure side:
    1.37 to 1.57 MPa (14 to 16 kgf/cm2, 199.1 to 227.5 psi)

    Are you sure at 30c low pressure is only 35.5 psi?

    Too low?

    Can you link me with a pdf chart please for rx400h?

  3. 3 hours ago, Bluemarlin said:

    In a hybrid there's no alternator, so the 12v battery directly powers any accessories and is charged by the hybrid battery. That in turn is charged by the engine. So, as long the car is in ready mode, with the ability to run the engine, the hybrid battery will remain charged as it keeps the 12v battery charged.

     

     

    how is hybrid Battery being charged by the engine then if not via alternator?

  4. good, so walk in a park with my puny 150w vacuum pump 😉

    thanks for the tip, bruv

     

    PS. how much Watts does the engine need to start spinning initially let's same at summer and winter?

    in rx400h is the aux Battery kick starts the engine or main hybrid batter?

    if aux Battery can't provide enough juice will this high load demand spread onto the main hybrid Battery or is there a safety switch/fuse to prevent that... I hope?

     

  5. On 7/2/2023 at 1:44 PM, steve2006 said:

    I wouldn’t connect anything like an inverter to a hybrid 12 Volt auxiliary battery, the battery is not designed for a constant high current draw of around 15 Amps (roughly based on your wattage figures).

    Even a standard 12 V 70 Ah car battery would be lucky to last 4 hours before being flat.

     Could you explain a little more on what you are trying to do?

    But it should not be a problem if i run ac vacuum pump for 40 minutes right?

    I believe aux Battery is a small 40ah ?

     

    Or 40a x 12v is 480 watts

    Even if i don't run the engine (which i would of course ) it would take 

    480w devided by 150 w roughly top max 3 hours continuesly?

    Not a agm Battery for sure, i bet it would stop putting out 150w juice much earlier like at 2 hours?

     

    Still safe with my 40 minutes required 

    Is this a correct ish math ?

    I won't damage main hybrid Battery right?

     

  6. 2 hours ago, MJB18 said:

    It's been a while since I did this stuff - but I think 150 Watts at 220 Volts is less than 1 Amp.

    It'll depend on the efficiency of the 12 VDC to 220 VAC converter, but even if its only 25% efficient it will only pull 4 amps on the DC side.

    But like I said - it's been a while so I might be talking b***cks!

     

    But 12v by 10 amp fuse is only 120 watts output safe max 

    Ac vacuum pump wants 150watts+ for 1 hour continuously...

    I almost bought a silly simple dc ac converter without Battery clamps

     

    So i simply attach converter to Battery, start vacuum pump and then start the engine to charge Battery right?

  7. Cool, sure i ll put the engine running, but I won't damage the car and won't blow fuses right?

    Or 12v socket will blow? Seems like it would 100% blow or melt

    Would it be a better idea to connect to 12v Battery directly and bypass a 10a 120w fuse? Not sure how to do it though with these commercial standard chinese converters 😞

     

    How can these converters claim 300w output? How is that possible?

     

    Must be connected directly to the Battery right?

     

     

     

    I guess i have to find a converter with Battery clamps then, indeed, bad idea to suck juice out of 12v plug 

     

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