MF90 SERIES PORTABLE FILTRATION SYSTEMSCHAPTER 2: IMPORTANT INFORMATION2-22.1 General (cont.)The used oil may be drained by gravity from the fryer into the filter pan (MF90 "U" models), orremoved from the fryer by use of a suction/return hose (MF90 "AU" models). On "AU" models, theoil is pumped back into the frypot using the same suction/return hose.Oil or shortening is filtered through filter paper. Filter powder, which enhances the filtering process,is distributed over the paper prior to filtering.All units are shipped completely assembled with accessories packed inside the filter pan. All unitsare adjusted, tested and inspected at the factory before shipment.WARNINGThe on-site supervisor is responsible for ensuring that operators are made aware ofthe inherent dangers of operating a hot oil filter system, particularly the aspects ofoil filtration, and draining/cleaning procedures.A 7-amp (115V-domestic) or 5-amp (230V-international) circuit breaker installed on the filter unitswitches the power OFF if an overload occurs.NOTE: If the circuit breaker is triggered, depress the reset button to activate the circuit after thefailure has been detected and repaired.2.2 Rating PlateInformation on the rating plate includes model and serial numbers, as well as electrical requirements.The rating plate is located on the back housing, near the electrical receptacle. Have the rating plateinformation handy when communicating with the factory about a unit or requesting special parts orinformation. Without this information, proper identification of the unit cannot be confirmed.2.3 Pre-InstallationNOTE: Failure to use qualified service personnel will void the Dean warranty.A. Standards: Use of this filter unit must be in accordance with all applicable state and localcodes.B. Electrical Connections: Domestic MF90 filter units require a 115V 60 Hz., 15 amp electricalsupply. International/CE units require 230V 50 Hz., 7 amp electrical supply. Units areequipped with a grounded male receptacle for use with a 16-3 SJT power cord set. If anextension cord is required, it must be a three-conductor, grounded power cord of at least 16gauge.