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Summary of Contents for Middleby ICETRO SSM-52
- Page 1 Operation & Trouble Shooting for ICETRO Slush freezers Revised: 7/2/2024...
- Page 2 CAUTION: Information in this manual is intended to be used by authorized Taylor service technicians only. Note: Continuing research results in steady improvements; therefore, information in this manual is subject to change without notice. Note: Only instructions originating from the factory or its authorized translation representative(s) are considered to be the original set of instructions.
- Page 3 Table of contents • Operation • Parts • Troubleshooting...
- Page 4 OPERATION Specifications Model SSM-52 SSM-180 SSM-280 SSM-420 Bowl# & capacity 2 X 2 gal. 1 X 3.2gal. 2 X 3.2gal. 3 X 3.2gal. Voltage 115V/60Hz/1Ph Power plug NEMA 5-15P 4.5A Minimum circuit Gear Motor 2 X 67W 1 X 67W 2 X 67W 3 X 67W Compressor...
- Page 5 OPERATION Requirements for Slush mix(Ingredient) 1. Brix(Sugar contents) : Min. 13 Brix ~ Max. 32 Brix Slush mix less than 13 Brix overloads gear motor. It damages gear motor. 2. Mix temperature for priming : less than 68F 3. Slush product temperature : 29F ~ 30F (Slush freezing point : 30F) 4.
- Page 6 OPERATION Slush Machine Operation Sequence After pouring 1.3gal. of mix to each bowl (SSM-180, 280, 420) Step 1. Main Switch ON Step 2. Auger Switch ON (Activate gear motor) Step 3. Freezer Switch ON (Activate compressor) Step 4. Solenoid valve energized to supply refrigerant Step 5.
- Page 7 OPERATION Slush Machine Viscosity Control • Torque control (Taylor Model 430) Slush Machine Viscosity Setting • Adjust tension bolt...
- Page 8 OPERATION Slush Machine Viscosity Setting • Turning Knob of tension adjustment bolt • Turning to clockwise : Lower viscosity • Turning to counterclockwise : Higher viscosity • Adjust knob Max. 4 step (Step 1 to Step 4) • Normal setting : Step 2...
- Page 9 PARTS Slush Machine Anatomy 1) Condenser 2) Compressor...
- Page 10 PARTS Slush Machine Anatomy 3) Start capacitor 4) Run capacitor 5) Start relay...
- Page 11 PARTS Slush Machine Anatomy 6) Gear motor 7) Micro Switch 8) Solenoid valve(Body + Coil) 9) Capillary 10) PCB 11) Filter Dryer...
- Page 12 PARTS Slush Machine Anatomy 11) Filter Dryer 12) Accumulator...
- Page 13 PARTS Slush Machine Anatomy Solenoid valves Capillaries...
- Page 14 PARTS Slush Machine Anatomy 13) Cylinder and parts...
- Page 15 TROUBLESHOOTING The unit doesn’t freeze down each bowl while Bowl and machine is very hot? Check ventilation and clearance When slush unit trips circuit breaker? Depending on model, it needs Min. 15A circuit breaker. Check if too many machines are plugged in a single outlet.
- Page 16 TROUBLESHOOTING Compressor check Ground Start Please check Ground with tester ∞ If tester indicates, => Compressor is ok Ω/ Ω If tester indicates, K => Compressor is broken...
- Page 17 TROUBLESHOOTING The unit doesn’t freeze down each bowl while Bowl and machine is very hot? Check ventilation and clearance When One of bowl doesn’t freeze down or get cooled? Compressor is getting hot. 1. Solenoid valve check Solenoid valves(circled in yellow) begin supplying refrigerants after three minutes passed since switch-ON.
- Page 18 TROUBLESHOOTING When One of bowl doesn’t freeze down or get cooled? Compressor is getting hot. 2. Fan Motor Please check if fan is running when the compressor works. Fan motor problem can be a reason for compressor is getting hot. Compressor may become hot because cooling doesn’t work, High-pressure cut starts working to protect...
- Page 19 TROUBLESHOOTING When One of bowl doesn’t freeze down or get cooled? Compressor is getting hot. 3. Compressor accessories – Start capacitor Compressor is energized by start capacitor. Please check if the capacitor is supplying amps to compressor...
- Page 20 TROUBLESHOOTING When One of bowl doesn’t freeze down or get cooled? Compressor is getting hot. 4. Cylinder check – gas leak Please remove bowl and check frost on cylinder after three minutes from switch-ON. Please check if frost is made evenly around cylinder (frost on drums around 360°)
- Page 21 <Picture 1> <picture 2> TROUBLESHOOTING When One of bowl doesn’t freeze down or get cooled? Compressor is getting hot. 5. Micro(magnetic) switch check Please check if geared motor contacts the magnet switch tightly like picture when the bowl is turned...
- Page 22 TROUBLESHOOTING In below pictures, geared motor and micro switch are in red circles. <Picture 1> <picture 2> Micro(Magnet) switch Geared motor...
- Page 23 TROUBLESHOOTING In below pictures, geared motor and micro switch are in red circles. If the micro switch’s contact is not good, Swap the micro switch from another cylinder. If freezing works, it is problem of the micro switch. Replace the micro switch with a new one. As a temporary solution, you can bend micro switch a little bit to make it contact to geared motor.
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