window ac box ,,not working,,??help..tia

[MIGHTYMITE]

hey all wondering if anyone can help me out ..i built a box fro my ac
like this

http://www.icmag.com/ic/showthread.php?t=95491&page=11


fires up works great ..........


but after about ten minutes the ac stops blowing cold air..just gets warmer the longer it runs..

i did buy the unit used ...im hoping its the ac and not my workmans ship..

seems liek the vent is set up just fine

 

[deepforest]

your gonna have to post pics cause if you built it up to spec like in that link it should run fine.

 

[MIGHTYMITE]

would love to deep forest but no access to pics right now,,yea i built total to spec..just curios if anyone had had this problem,,im 90% sure its the unit..


someone tell me otherwise..

agree unit or no..

 

[MIGHTYMITE]

tried to grab some pics but this is all i got before i had to go..
this the top of the exaust of the ac box

yes thta is a tee from the lights





crappy pic but the left side of T comes the hood in the srcond pic




and finally starts here

im pushing air right now




should is just pull like this below

ac box>>>>>hood >>>>>>>>hood...6 " fan>>>>>>

 

[MIGHTYMITE]

or would it be better

fan pushing >>>>>>>>>>hood >>>>>>>>hood>>>>>>to the T on top of the box and out,,

thanks for answering folks..still not sure if the ac is working ,,compressor kicks in and out ,,i had it set at 70deg and when i checked the temp was in the 76deg area and the compressor wasnt runnin..