Quote:
Originally Posted by Blue99
Hi you never ‘ top up ‘ a system. You take out all remaining gas , vacuum the system to remove moisture then refill with the correct weight of gas in grams ~as in 750g etc.
If moisture is not removed it can freeze at the very least causing a restriction
Most of these cans cost £45-50 most indys will do a proper job for that money
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Moisture is really bad for seals and o-rings, too.:troll: