Emec F Series - Troubleshooting

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10. Troubleshooting
PROBLEM
POSSIBLECAUSE
Pumpdoesn’tturn
on.
Pump isn’t powered. Connect it to main supply.
Pump’s protection fuse is broken. Replace it. See page
28 for replacement procedure.
Pump’s main board is broken. Replace it. See page
28 for replacement procedure.
Pumpisnotdosingandsole-
noidisoperating.
The foot filter is obstructed. Clean it.
Suction hose is empty. Pump must be primed. Repeat
priming procedure.
Air bubbles inside hydraulic circuit. Check valves -
hoses - fittings.
Product to dose is generating gas. Turn discharge
knob and let air flow away.
Use a self-venting pump head.
Pumpisnotdosingand
solenoidisn’toperatingor
slightlyoperating.
Crystals presence inside valves. Check them and try to
dose 2-3 liters of normal water.
Change valves.
Injection valve obstructed. Change it.