Smach EFE 4000 Service Manual Download Page 3

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1. EXPANSION VALVE ADJUSTMENT

Adjust the pressure higher or lower by turning the expansion valve adjustment screw. Clockwise turns will raise the

pressure and counterclockwise will lower the pressure.Bear in mind that In this model 360° turning is enough.

2. REFRIGIRATION SYSTEM SCHEMATIC

Summary of Contents for EFE 4000

Page 1: ...SOFT SERVE AND FROZEN YOGHURT FREEZER SERVICE MANUAL MODEL EFE 4000 Manual Number V 001 17 05 2012...

Page 2: ...pansion Valve Adjustment 2 Refrigeration System Schematic 3 Control Functions 4 Air Adjustment 5 Electrical System 6 Troubleshooting General Inverter 7 Inverter Control by a Laptop 8 Bacteria Troubles...

Page 3: ...ressure higher or lower by turning the expansion valve adjustment screw Clockwise turns will raise the pressure and counterclockwise will lower the pressure Bear in mind that In this model 360 turning...

Page 4: ...t cools down the mix in the cylinder around 6C when beater turns Machine checks the current in the beater motor by an inverter when the current is around 2 6Amp for soft mode 2 8 Amp for hard mode it...

Page 5: ...unt of aeration is desired The setting can be changed during operations by simply turning the INNER aeration tube to the desired size hole The SMALL HOLE will increase air percentage in the Soft Serve...

Page 6: ...6 5 ELECTRICAL SYSTEM...

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Page 8: ...out dispensing ice cream Take out ice cream untill fresh mix is filled in cylinder Ice cream dispensed is too fast Do not exceed the production shown in the capacity 6 Mix or ice cream comes out from...

Page 9: ...vel 8V L level 2V PNP only LEVEL SENSOR Common contact for S1 S5 S6 S7 in PNP Source input Short circuit pin 2 and pin 3 refer to SYNPLUS wiring diagram of SW1 when used PNP input Rotary switch optica...

Page 10: ...celeration time setting too short or large load inertia 2 Power voltage varies widely 1 Set a longer deceleration time 2 Add a brake resistor or brake module 3 Add a reactor at the power input side 4...

Page 11: ...th the load 2 Increase inverter capacity 3 Improve ventilation conditions Inverter overload Heavy Load Increase the inverter capacity Over torque 1 Heavy Load 2 Insufficient settings of 9 14 9 15 1 In...

Page 12: ...a Stop command then a Run command to the inverter for it to be restarted 3 Stop key cannot perform emergency stop when 1 03 0001 External emergency stop The inverter will ramp stop and then flash E S...

Page 13: ...ent detection circuit is abnormal If Reset inverter is not available please send the inverter back for repair Parameter setting error 1 3 01in the range of 3 13 3 16 or 3 14 3 16or 3 15 3 16 2 3 00 3...

Page 14: ...y abnormalities in the inverter See error descriptions to check wiring and correct if necessary Is forward or reverse running command issued Motor speed varies unusually Is the load too heavy Reduce t...

Page 15: ...15 Quick Troubleshooting of Inverter...

Page 16: ...16 InverterFault...

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Page 18: ...18 Inverterfault...

Page 19: ...7 INVERTER CONTROL BY A LAPTOP Inverter settings can be changed by the program named SYNPLUSand to connect to inverter over a laptop RS232 cable is needed Then follow the instructions to change settin...

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Page 24: ...terms of human health Lack of them results in high bacteria counts when a sampling is taken by a sanitarian Bacteria counts should not exceed the following figures Therefore in a daily basis all machi...

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Page 26: ...e temperature of the mix poured into the hopper is around room temperature It must take the temperature around 4C To control the hopper temperature panel and check the thermostat as seen in the photo...

Page 27: ...27 9 EXPLODED VIEWS...

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