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Author Topic: Replace Nozzles  (Read 1893 times)

September 09, 2013, 02:40:02 pm

rodpaslow

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Replace Nozzles
« on: September 09, 2013, 02:40:02 pm »
I've looked in search and no dice!   In TDI newbie 101, is the nozzle replacement exactly like a IDI?  Shims are needed to adjust pressure?  where does one buy shims if needed.

I already have a pressure tester, just wanting to know if I can change these nozzles myself.  (.216 nozzles)


99' 1.9 1Z Tdi, hybrid pump -1.9 housing & rover internals, 2052 wastegate turbo,.25 hflox nozzles, SDI intake, CTN tranny
96' 1.6 TD Golf, Giles pump, VNT 17, Gas changed to Diesel, Air to Water Int.

Reply #1September 09, 2013, 04:25:35 pm

thegimpster

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Re: Replace Nozzles
« Reply #1 on: September 09, 2013, 04:25:35 pm »
Here is a link on how to do it http://pics2.tdiclub.com/pdf/injector_install_howto.pdf

i was going to do it myself on my caddy with the new nozzles, but a place localy only charged me $15 each to clean, set the pressure, and in stall the nozzles. For that i'll gladly spend $60 and save me the time
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Reply #2September 09, 2013, 05:12:25 pm

homerj1

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Re: Replace Nozzles
« Reply #2 on: September 09, 2013, 05:12:25 pm »
Here is a link on how to do it http://pics2.tdiclub.com/pdf/injector_install_howto.pdf

i was going to do it myself on my caddy with the new nozzles, but a place localy only charged me $15 each to clean, set the pressure, and in stall the nozzles. For that i'll gladly spend $60 and save me the time

I used the above link when I installed .205 nozzles into my AHU a few years ago. It is not really that hard to do. Best bang for the $$$ in my opinion.

Reply #3September 09, 2013, 10:39:16 pm

ToddA1

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Re: Replace Nozzles
« Reply #3 on: September 09, 2013, 10:39:16 pm »
TDI injectors are dual stage.  Most places don't have the equipment to check both stages, only the primary. In fact I know of only 2 places in the US that claim to be able to calibrate both stages.

Is it necessary to calibrate?  Well that can be a heated debate.

A nozzle swap is easy, if you just want to go that route. Unsure where to source the shims and I'm also unsure if IDI shims are the same.

-Todd

 

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