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  1. Join Date
    Mar 2009
    Posts
    49
    #1
    Ask ko lang newbie kasi ako, napansin ko kasi laging nababawasan yung pressure ng tire ko i mean laging deflated. Normal lang ba na nade-deflate yung gulong ko? Actually kasi Wednesday night nagpa hangin ako then kinabukasan ng gabi parang deflated na sya agad. Any help will be appreciated. Thanks!

  2. #2
    naku verify niyo po muna using tire guage.. nag deflate ba talaga

  3. Join Date
    Oct 2002
    Posts
    29,354
    #3
    Quote Originally Posted by majorguile View Post
    Ask ko lang newbie kasi ako, napansin ko kasi laging nababawasan yung pressure ng tire ko i mean laging deflated. Normal lang ba na nade-deflate yung gulong ko? Actually kasi Wednesday night nagpa hangin ako then kinabukasan ng gabi parang deflated na sya agad. Any help will be appreciated. Thanks!
    You have a slow leak at your tire. Have it checked. The leak coudl be the valve, at the rim between the rubber and metal or a pin hole in the tire itself.

    My tires have kept their pressure for weeks without needed to re-inflate.

  4. Join Date
    Apr 2005
    Posts
    3,002
    #4
    try to double-check. halimbawa, 30 psi ngaun, tom ano tire pressure?

  5. Join Date
    Mar 2009
    Posts
    49
    #5
    Nagpahangin ako sa shell kanina naging 29 from yesterdays 30. :-( pacheck ko nalang siguro. Actually napansin ko to mga 2 weeks ago thats why I asked kung normal ba kasi lagi nalang mukhang flat ang tires ko. Could this also be a result kung di align yung wheels mo? I'm planning to take this kasi sa servitek for wheel alignment may kabig kasi sa kaliwa. Thanks sa lahat.

  6. Join Date
    Sep 2005
    Posts
    335
    #6
    Check if it's the bleeder or the tire itself. I do my own maintenance most of the time when I have the available tools at hand. Simple check up lang. Pump your tire, Jack up your car, take out the tire, have a pale of water which is bubbling with soap ready and pour it slowly at the entire wheel specially at the bleeder. If you see something bubbling then you can identify kung saan agad yung leak. If you have a repair kit like the one being used by Shell, I purchased mine sa hardware then you can simply repair it yourself.

  7. Join Date
    Mar 2006
    Posts
    1,577
    #7
    Plenty of possibilities, pero based sa post mo from 30 naging 29, hence 1 psi lang binaba - should be alright. Pero if continuous ang drop from 29 to significantly lower psi values in a week's time, then there's a lot of possibilities:

    1. May bengkong (or bingkong don't really know the correct spelling of this one) ang mags mo.
    2. Faulty tire installation.
    3. You need to have your tires vulcanized (baka may maliit lang na butas na mabusising vulcanizer lang ang makakapansin, if so, soft patch lang po ah? Wag tusok or plantsa method)
    4. Panay lubak sa dinadaanan mo; and
    5. Plenty of other factors that the previous posters may have mentioned some of it.

    Pero kung 29 lang siya consistently and tumatagal naman ng buwan (like mine), I think it's fine. Mine's same as GH, I don't have to frequently visit the AIR/WATER section of a gas station for refilling my tires with air - minsan 2 months pa ako bago magpacheck (with constant checks before I leave from home kung visually ba e mukhang mahina yung mga hangin ng gulong ko).

  8. Join Date
    Dec 2007
    Posts
    1,906
    #8
    Chances are you have a slow leak - probably even a puncture. Bring it to a tire shop ASAP.

    Moral of the story is check your tire pressures regularly so you can see these things happening. You should check them at least twice a month. Hwag tatamad-tamad, dyan nakasalalay ang buhay ninyo.

    And get a good tire pressure gauge. The Stetho-Gauge tire pressure gauge is very consistent, it's about PhP350. Money well spent IMO.

  9. Join Date
    Oct 2002
    Posts
    15,528
    #9
    Quote Originally Posted by majorguile View Post
    Ask ko lang newbie kasi ako, napansin ko kasi laging nababawasan yung pressure ng tire ko i mean laging deflated. Normal lang ba na nade-deflate yung gulong ko? Actually kasi Wednesday night nagpa hangin ako then kinabukasan ng gabi parang deflated na sya agad. Any help will be appreciated. Thanks!

    some tires look deflated even though it has correct tire pressure. check mo muna tire mo and don't go for visual inspections only.

    imho, 1 psi loss in 1-2 weeks can be normal. but 1 psi loss in a day is not.

  10. Join Date
    Jul 2008
    Posts
    7,119
    #10
    Your tire valve might also be damaged/weathered. Try replacing them.

  11. Join Date
    Jan 2009
    Posts
    981
    #11
    Everything considered you might also want to try to shift to nitrogen gas. medyo may gastos (some place charge 100 per tire. pero in some places lifetime na pa karga ulit) pero the advantages would outweigh the cost.

    Pro - stable pressure. unlike air which fluctuates and during a hot day rises from 30psi to 38psi. Since nitrogen is heavier and denser than air small leakes will not cause tire deflation as much as air does. since your recommended pressure is maintained, mas fuel efficient at di-tatagtag ride mo.
    Cons - cost. plus difficult to have if service stations with nitrogen are far from your usual routes.

  12. Join Date
    Jul 2008
    Posts
    2,340
    #12
    much has been said

    add na lang, ano na po ba ang status ng tires mo? kung luma na or bago? kelan huling nabuksan? ok pa ba yung pito(tire valve)? have it checked at the local vulcanizing shop(yung may machine na pang tanggal ng tire), it wont cost you much either..

  13. Join Date
    Jul 2009
    Posts
    10,310
    #13
    pano ba dapat vulcanizing sa tubeless tires? nung nagpavulcanize kami eh pinasakan ng "karayom" na may makapal na "sinulid"? parang sticky thing.

    saka kung every 2 weeks ka nagpapahangin, is it advisable na pa-vulcanize at pahanap kung may butas?

  14. Join Date
    Jun 2005
    Posts
    1,391
    #14
    tire pressure can change a little bit, but after some time (months?). in my case, i always check my tire pressure since the blowout on the highway years ago.

    a few days ago one of my front tires started losing air. the problem turned out to be the valve. good thing i have a portable inflator and i was able to put some air and took my ride to the tire shop.

  15. Join Date
    Mar 2006
    Posts
    11
    #15
    just to share (baka makatulong din sa ibang tsikoteers dyan), i experienced the very same thing sa 16" na gulong ko. almost weekly ako nagpapahangin dun sa isa kong gulong (from 30 to 10 PSI in a weeks' time!). So I brought it repeatedly to Bridgestone here in sta. rosa, di nila makita kung ano problema, ok naman daw pito at walang butas. pagkatapos ng 3rd na visit ko dun and upon the advice of my mechanic, dinala ko sa ibang shop. Ginawa nila, medyo inoverpressure nila yung gulong then sinawsaw sa tubig, ayun bumula nga dun sa interface ng rim at gulong. Steel brush dun sa rim then linis, Problem solved! Ayon dun sa gumawa, minsan nadudumihan yung rim or iniiihan ng aso, kaya un di lumalapat ung gulong. Isang buwan na mahigit, di na naglileak.

    Di ko lang alam kung may effect sa gulong yung pag overpressure at paglinis ng rim using steel brush...

  16. Join Date
    Nov 2008
    Posts
    4,642
    #16
    question..is it true na masama sa gulong yung naiihian ng aso (maybe almost everyday)? halos araw-araw kasing naiihian ng aso namin..pagkadating ko pa lang ng bahay amoy at ihi agad..minsan di ko nahuhugasan..masama po ba yun?

  17. Join Date
    Jul 2008
    Posts
    2,340
    #17
    Quote Originally Posted by Chikselog View Post
    question..is it true na masama sa gulong yung naiihian ng aso (maybe almost everyday)? halos araw-araw kasing naiihian ng aso namin..pagkadating ko pa lang ng bahay amoy at ihi agad..minsan di ko nahuhugasan..masama po ba yun?

    conspiracy lang yun or myth sir. hehehe however, anybody's or anything's pee can(maybe) cause corrosion sa rims.

    san ka sa valenzuela sir? anung auto mo? baka nakikita kita eh

  18. Join Date
    Oct 2002
    Posts
    29,354
    #18
    Quote Originally Posted by Chikselog View Post
    question..is it true na masama sa gulong yung naiihian ng aso (maybe almost everyday)? halos araw-araw kasing naiihian ng aso namin..pagkadating ko pa lang ng bahay amoy at ihi agad..minsan di ko nahuhugasan..masama po ba yun?
    Well, it could damage the shiny finish of an alloy wheel but not harm the rubber tire. Also the moisture of the pee can cause rust to form on unprotected steel wheels but nothing catastrophic.

  19. Join Date
    Mar 2010
    Posts
    2,209
    #19
    Napanood ko sa CSI dati na yung ihi daw ay may yeast. Kung madalas iniihian, tapos dumami yon sa loob ng gulong, yari.

  20. Join Date
    Nov 2008
    Posts
    4,642
    #20
    Wow. Tagal na pala nitong thread na to. At nagtanong ako pero di ko na nabalikan hehehe.

    *sir EJ
    I see po. Kaya pala may kalawang na yung parang rectangular thing sa mags namin.

    Toyota Vios po. Near Malinta, Valenzuela lang po. Hehe pero you know that already, tagal na kasi netong thread at nakalimutan ko na magreply dito hehe

    *sir GH
    Salamat po sir! I guess you're right, di na ganoon ka-kintab yung rims namin

    *sir robot.sonic
    I see.. Talaga po sir? Hehe nice, I'm also watching CSI. CSI:NY

    Anyways, we still have the same problem. Ang bilis mawalan ng hangin on both the front tires (previously yung both left tires lang, pinagawa yung both, pinalitan ng pito, naging ok na except for the left front).

    Honestly I can say that 3-5 times a week mo siya dapat pahanginan to maintain the desired pressure.. Although the lowest it could get is 18 PSI. Kahit judging pa lang sa itsura, naka-dapa eh. Minsan inoover-inflate ko na para matagal bago dumapa.

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Always deflated tire is this normal?