Summary of ESTILO
Page 1
”estilo” refrigerators from mabe pub # 07-man-re-02.
Page 2
2 index important safety notice 3 defrost circuit 4, 5, 6 electronic board 7, 8, 9, 10, 11 compressor operation 12 direct test for the electronic board 13 thermistor values 14 how to remove the condenser fan 15, 16, 17 how to remove the control on the door 18 special features 19, 20 diagram 21.
Page 3: Important Safety Notice
3 important safety notice warning: this information is intended for use by individuals possessing adequate backgrounds of electrical, electronic and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or seller cannot be ...
Page 4: Defrost Circuit
4 defrost circuit the defrost circuit consists of : control board, defrost sensor, defrost thermostat, fuses, and defrost heater. Fuse harness defrost heater with metallic shield when the board processor has accumulated an amount of compressor running time and the sensor records a high resistance va...
Page 5: Defrost Circuit (Cont.)
5 defrost circuit (cont.) •if the heater is energized for 20 minutes in the defrost cycle, the next refrigeration cycle is increased by 2 hours; if heater is energized for 30 minutes, the refrigeration cycle is maintained as is; if heater is energized for 40 minutes, the next refrigeration cycle is ...
Page 6: Defrost Circuit (Cont.)
6 defrost circuit (cont.) defrost sensor the sensor's function is to detect the amount of frost that has accumulated on the evaporator and how long the element is on. Defrost thermostat acts as a safety device to avoid the temperature reaching more than 22 °c (71.6 ºf). Bimetallic safety thermostat ...
Page 7
7 electronic boards there are 2 different types of electronic boards: •a standard & deluxe (“x”, “y”) models, with basic electronics •a superdeluxe (z) models, with external display these electronic boards are not interchangeable from one model to the other. Mabe confidential and proprietary informa...
Page 8
8 electronic board (cont.) how to test defrost operation 1. Disconnect the refrigerator. 2. Disassemble the control board. 3. Disconnect freezer sensor harness on “con1 defrost”. 4. Reconnect the refrigerator. 5. Compressor start after a minimum of 4 seconds. 6. Install a jumper wire between p_p and...
Page 9
9 electronic board (cont.) how to test defrost operation (cont.) 8. To turn defrost heater off, install a jumper wire between the two terminal of con1 (defrost sensor connector plug). 9. The heater will turn off within 10 seconds. 10. Disconnect refrigerator and remove jumper wire installed in step ...
Page 10
10 electronic board (cont.) basic electronic board version (“x”& “y” models, with knob) basic electronic main board for sedna 17’models. 3.- operation check. Defrost cycle operation. Mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 11
11 electronic board (cont.) how to text the defrost operation. 1. Disconnect the refrigerator. 2. Disassemble the control board. 3. Install a jumper wire between j2 & j5 terminal on main board (keep connected until step 4 is completed). 4. Reconnect the refrigerator. 5. The defrost element will come...
Page 12
12 electronic board (cont.) the main board & fresh food thermistor are one assembly as they are factory calibrated. Electronic control board mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 13
13 compressor operation electronic control board 120 vac power input •120 vac is applied to the white and black connections. (input) •12 vdc reading between gnd & v12 (output) mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 14
14 thermistor values not the same as the arctica fridge mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 15
15 how to remove the condenser fan 2- place a piece of wood under the refrigerator 1- remove the back panel 3- remove screw from each side under the refrigerator 4- remove two screws at the bottom base mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 16
16 how to remove the condenser fan (cont.) 5- remove the ground screw 6- remove the condensor fan plug 7- remove condenser from the plasctic base 8- remove plastic base from metal base support mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 17
17 how to remove the condenser fan (cont.) now remove the pastic base with fan motor 9 10 mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 18
18 how to remove the control on the door use a putty knife to remove control mabe confidential and proprietary information-not for public disclosure. February 2007.
Page 19: Special Features
Special features turbo cool function: •when this function is selected, the led2 light turns on, which will by-pass the thermistor and allow the compressor to run non stop for one hour. • the led light will turn off when the compressor stops operating. The following diagram shows the additional opera...
Page 20: Special Features (Cont.)
20 special features (cont.) vacation mode feature •when selected, the led1 light turns on and display segment will “race”. • the following defrost cycles will start after 48 hours of accumulated operating compresso time. • this feature is cleared when the fresh food door is opened. (photocell on int...
Page 21
21.