try this http://dc581.2shared.com/download/PAYS4BA9/AP28N0A_E_31713A.pdf?tsid=20130619-120148-b8b32113
Dear RANGER; Everything is stable before tripping and that is very ware !!! Any other causes may cause sudden reduction in pressure?
Hi check for previous posts on re , occasionaly these "high" inputs using 230 volts stop working and you need to switch to the adjacent input using low voltage 24vac. on the pco cotroller hp input...



you read the manual or not
samsung floorstand split ac problem