Really? That is your corporate approved diagnoses protocol? -- If it sounds broke, its broke, get fixed... Not, check input or output, or see warning light, load to high. Or flow warning,low flow. or rpm warning impeller rpm incorrect...or geez it goes on and on.
Really? That is your corporate approved diagnoses protocol? -- If it sounds broke, its broke, get fixed... Not, check input or output, or see warning light, load to high. Or flow warning,low flow. or rpm warning impeller rpm incorrect...or geez it goes on and on.