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09-12-2012, 09:13 PM #1
how to charge 2 to split ac unit in heating mode
hi every one
how to charge 2 ton split ac unit in heating mode
it is commonly when charging ac
u must charge it while running it in cooling mode
but if i want to charge it while its running in heating mode
what i must do
must i disconnect the reverse valve from pcb
or connect the charging hose to the discharge connection valve in the split instead of suction connection valve
best regards