ERRECOM Tester "oil Guard" ( substances R1234yf)

which this on? OIL GUARD on diagnostikaseade vehicles air conditioning common condition for checking, easy ühendades high and madalrõhuavad air conditioning for the system. through OIL GUARD glass is possible visuaalselt to check Chemicals olemasolu.
additives like UV-leak detektorvärv or air conditioning leak peatus, also oil / jahutusgaasi mixture. therefore is possible hinnata oil quality and water or other saasteainete võimalikku esinemist.
set contains: • 1 red külmutusagensi laadimisvoolik. • 1 blue külmutusagensi laadimisvoolik. • 1 low pressure pordi quick connection.
• 1 kõrgsurvepordi quick connector