Installation and User's Manual for Flaked Ice Machine with Storage Bin Model AFE424 Air or Water Cooled
AFE424 Introduction To the owner or user: This service manual is intended to provide you, and the maintenance or service technician, with the information needed to install, start up, clean, maintain and repair this product. The AFE424 is an ice machine that produces flaked ice and stores it in a insulated bin. It automatically maintains the level of ice by turning on when the ice level falls and switches off when it is full.
AFE424 Specifications 14.25 IN The nameplate is located on the back panel. A serial number plate is located behind the right grill, in front of the control box, on the base. SERIAL NUMBER PLATE The unit is equipped with an electrical power cord, but should only be plugged into a circuit dedicated to the ice machine.
AFE424 For The Installer: Environmental Limitations The ice machine must be installed indoors in a controlled environment. Minimum Maximum Air Temp 0 50 F. 1000F. Water Temp 400F. 1000F. Water Pressure 20 PSI 80 PSI Voltage (60 Hz) 103.5 126.5 Voltage (50 Hz) 207 253 AIR OUT AIR IN Operating the ice machine outside of the above limitations, or outdoors, is potentially damaging to the machine, and it is misuse of the machine. This may void the warranty.
AFE424 Installation Water The water supply for this ice machine has been in contact with many materials since it fell from the sky as rain. All rain is slightly acidic, and tends to dissolve the materials it comes in contact with. During water’s journey to the ice machine, it has flowed over and through the ground, been picked up by a municipal or private pump, forced through a series of pipes of differing construction and may have been treated by the municipality providing the water.
AFE424 Installation: Water and Drain For The Plumber 1. Connect cold potable water to the 3/8" male flare at the top back of the cabinet. A water filter is recommended. Flush the water line prior to connecting to the ice machine. A loop of copper tubing may be used between the ice machine and the water supply. This will allow the ice machine to be pulled out from its installed location without disconnecting the water line.
AFE424 Installation For The Electrician This is a cord-connected unit, and must be on a separate single phase power supply. Check the nameplate for the correct voltage. The maximum fuse size for this circuit should be 15 amps, per the nameplate use fuses, or HACR circuit breakers. Follow All Local Codes - THIS UNIT MUST BE GROUNDED. Do not use extension cords and do not disable or by-pass ground plug on electrical plug. After Utility Connections: 1.
AFE424 Removal of the Cabinet One of the most useful features of this ice machine is the ability to remove the cabinet from the ice machine without removing the ice machine from its installed position. STEP 2 To Remove: 1. Switch the master switch to OFF. Be certain the ice machine has been switched off. 2. Open the bin door and turn the knobs to unscrew the mounting bolts at the left and right inside of the ice storage bin. Remove the mounting bolts. 3.
AFE424 Initial Start Up After the final check list has been gone through, the ice machine may be started up. 1. Open the water shut off valve and allow the reservoir to fill with water. The ice machine will not operate without 20 pounds of water pressure. Note: The reservoir cannot be seen without removing the hood and cover plate, do not adjust float level unless the float does not shut off or overflows out the drain. 2. Remove two screws and the right grill. 3.
AFE424 Maintenance and Cleaning Cleaning Schedule: · Sanitize the bin interior once a month. · Clean the water system and air cooled condenser a minimum of twice per year. If in an area of high mineral concentration in the water supply, clean water system 3-4 times a year. This ice machine will perform at its best when kept clean. There are two areas to keep clean: The water system including the water reservoir, auger and evaporator surface; and the air cooled condenser filter and the condenser itself.
AFE424 Maintenance and Cleaning Cleaning Water System: The water system is cleaned by flowing a mixture of water and Scotsman Ice Machine Scale Remover through the water reservoir into the evaporator and into the ice storage bin as ice. 17. After all of the solution has been poured in, remove the block from under the float. POURING CLEANING SOLUTION INTO RESERVOIR 1. Remove the right and left grills 2. Locate the master switch, and move it to the OFF position. RESERVOIR 3. Empty the bin of ice. 4.
AFE424 Maintenance and Sanitation The interior liner of the bin is in contact with a food grade product: ice. The storage bin must be cleaned and sanitized regularly to maintain a sanitary environment. Scale that may form on the plastic liner can be removed by scrubbing the surface with a mixture of Scotsman Ice Machine Scale Remover and hot water. Remove any scale prior to cleaning. To Remove Scale: 1. Mix a cleaning solution of 4 ounces of Scotsman Ice Machine Cleaner to 4 pints of hot (950F.-1100F.
AFE424 Maintenance - Bearing The bearings and water seal area should be checked once per year. Bearing Inspection 1. Remove right front grill, shut machine off. Moving Parts Hazard. Moving parts can cause personal injury. Shut machine off before beginning to service components. Top of Bearing Thrust Washer 2. Remove the hood and door. 3. Remove stainless steel cover plate. 4. Unscrew and remove bearing sealing cap Thrust Washer and Bearing Sealing Cap 5. Check the top bearing.
AFE424 What to Do Before Calling for Service If the machine is off, not making ice: 1. Check the water supply to the ice machine. The machine is designed to shut off if there is no water to it. Check the water filters (if there are any) for the restriction. 2. Check the power supply to the machine. Reset the breaker if it is tripped. If it trips again, call for service. 3. Check the temperature of the room the machine is in, if below 50oF., the machine may not restart until the air temperature warms up.
SCOTSMAN ICE SYSTEMS 775 Corporate Woods Parkway, Vernon Hills, IL 60061 800-533-6006 www.scotsman-ice.
