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View Full Version : Time saving tip, cooling system!



alec2538
11-09-2015, 04:00 PM
I did a Google search of the forum and didn't notice any threads mentioning what might be my favorite tool at work. For those that don't know, I'm a full-time ASE mechanic.

I've read a ton of threads on how important it is to properly burp the cooling system, and how difficult it can be on the MM.

http://www.tooltopia.com/uview-550000.aspx?utm_source=google&utm_medium=cpc&utm_campaign=paid_search_googl e_pla&scid=scplp6842336&gclid=CjwKEAiApYGyBRC-g_jIstuduV8SJABCEzhZPftv51KUIU R2WUKYVoPaiv3ytDkPTGws9LN55Xk-axoCSnXw_wcB

This little guy is worth it's weight in GOLD. When you drain the cooling system for service you use this, connected to compressed air, to draw ~25 inches of vacuum on the system (via the expansion tank, on our cars). Once that point is reached, you close a ball valve and monitor the vacuum gauge. No loss of vacuum? Your system is sealed!

Fill a clean 5 gal bucket with 50/50 coolant mix and drop in the fill hose, open the valve and bam. Fresh coolant is drawn in until the system is full. It will over fill the expansion tank, I just use a turkey baster to suck it back out and bring to the proper level.

Hope this isn't old news, and a helpful hint!

whitey
11-11-2015, 07:01 AM
Sweet! Does this connect to the COT plug port?

Atom to Adam

fastblackmerc
11-11-2015, 07:08 AM
I did a Google search of the forum and didn't notice any threads mentioning what might be my favorite tool at work. For those that don't know, I'm a full-time ASE mechanic.

I've read a ton of threads on how important it is to properly burp the cooling system, and how difficult it can be on the MM.

http://www.tooltopia.com/uview-550000.aspx?utm_source=google&utm_medium=cpc&utm_campaign=paid_search_googl e_pla&scid=scplp6842336&gclid=CjwKEAiApYGyBRC-g_jIstuduV8SJABCEzhZPftv51KUIU R2WUKYVoPaiv3ytDkPTGws9LN55Xk-axoCSnXw_wcB

This little guy is worth it's weight in GOLD. When you drain the cooling system for service you use this, connected to compressed air, to draw ~25 inches of vacuum on the system (via the expansion tank, on our cars). Once that point is reached, you close a ball valve and monitor the vacuum gauge. No loss of vacuum? Your system is sealed!

Fill a clean 5 gal bucket with 50/50 coolant mix and drop in the fill hose, open the valve and bam. Fresh coolant is drawn in until the system is full. It will over fill the expansion tank, I just use a turkey baster to suck it back out and bring to the proper level.

Hope this isn't old news, and a helpful hint!


Sweet! Does this connect to the COT plug port?

Atom to Adam

"via the expansion tank, on our cars"

whitey
11-11-2015, 07:48 AM
"via the expansion tank, on our cars"
Yup, I didn't see that part. Thanks

Atom to Adam

Logizyme
11-11-2015, 09:20 AM
You ever try it on a 4.6 4v with a COT plug. Bet you it wont completely fill it, but it might get it full enough that it does not overheat, maybe.

alec2538
11-12-2015, 11:15 AM
I have not personally used it on a 4.6 4v, but I have used it on many German cars that have very difficult cooling systems to bleed.

Believe me, it will fill your system to the brim with no air pockets.

tbone
11-12-2015, 12:54 PM
I duct taped an old funnel to my COT when I still had it and never had an issue burping it. Lucky I guess. Cost > 10 cents.

Spectragod
11-14-2015, 05:48 PM
You ever try it on a 4.6 4v with a COT plug. Bet you it wont completely fill it, but it might get it full enough that it does not overheat, maybe.

It works like a champ on a 4v, I have done mine 3 times with one.

MOTOWN
11-14-2015, 06:24 PM
You ever try it on a 4.6 4v with a COT plug. Bet you it wont completely fill it, but it might get it full enough that it does not overheat, maybe.

As stated above it pushes the air pockets out of the cooling system with ease ! Used it several times before i went with a Xover delete kit.