Blakeslee UC-19 Notice D'installation, D'emploi Et D'entretien page 49

Type of problem
The booster pump can't
prime
The machine does not
wash and the wash pump
is noisy on machines with
three-phase pump
N.B. For any other problems, contact the Technical Assistance service.
The manufacturer reserves the right to alter the technical characteristics without prior notice.
USER SECTION
Possible causes
Little pressure on feeding
The pump direction is inverted due
to incorrect power cable connection
Cure
Take out the boiler pipe and drain the pump
Check and correctly connect the cable wires
USA
page 49