Scotsman MAR1400 Operation & User’s Manual

15, Scotsman MAR1400 Electrical Connection The supply power, voltage frequency and phase must coincide with unit nameplate. MAR Split units are internally wired and ready for field wiring connections which must be made in accordance with any local codes that may apply. Wires should be of adequate size to hand…

4, MAR1400 Set for Fresh water Operation IMPORTANT OPERATING REQUIREMENTS: WATER LEVEL IN DRUM RESERVOIR • 115-120 mm (4.5 to 4.75 inches) DRUM ROTATING SPEED • 1.5 RPM (thick ice) • 2.3 RPM (thin ice) REFRIGERANT: • R-404A REQUIRED CONDENSING CAPACITY • 4800 Kcal/h at -24EC Evap. T…

23, MAR Split - Electrical / Refrigeration I. Strainer Filter There is a strainer in the liquid line to prevent the expansion valve from becoming clogged with debris. L. Motor Shaft Pulley MAR Split units are generally equipped with “Step pulley” and by changing the belt from one groove to the ot…

26, 7. Loosen the last screw to remove the seal mechanism ring as well as the seal mechanism S.S. ring and its spring. 8. Remove the stainless steel ring that houses the graphitic seal ring. 9. Check to see the surface conditions of cylinder shaft journal. It is of extreme importance that th…

32, Service Diagnosis The Service Diagnosis Section is for use in aiding the servicemen in diagnosing a particular problem for pin-pointing the area in which the problems lines, thus an ever available reference for proper corrective action. The following chart lists corrective actions for…

19, Electrical Sequence: After power has been connected, because the bin thermostat bulb is warm, the water pump will start. After water has been supplied to the machine, the Time Delay Relay is energized and, after its preset wait time has expired (about8-10minutes), it connects power to …