AT
AT
AT
AT Air
Air
Air
Air Conditioner
Conditioner
Conditioner
Conditioner
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Diagnosis
Diagnosis
Diagnosis
Diagnosis and
and
and
and Testing
Testing
Testing
Testing
Leak
Leak
Leak
Leak test
test
test
test
1. Required tools.
R-134a A/C system dye tracer (24 pcs.).
G eneral purpose 12V leak detector lamp.
F luorescent dye scavenger .
A/C dye injection tool kit.
D ye cell for replacement.
E lectronic leak detector.
S pray bottle with soap water.
2. F luorescence leak detector .
IMPORTANT: Be sure to wear dark color goggles
with UV lamp, so the color of dye can be
deepened.
T he application of f luorescent dye can facilitate the
detection of leak position in A/C system .
3. E lectronic leak detector.
IMPORTANT: Perform testing in continuous path
to ensure detection of any possible leak. C heck
every position of system for leak.
4. Soap water.
F ill a bottle with solution consisting of 50% water
and 50% detergent.
R un A/C system and spray the soap water onto
connectors and components.
I n case of any obvious leak, bubbles shall appear.
T his is an ideal method for detecting leak of hoses
and connectors.
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