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- Mabe
- Refrigerator
- PFSS5NJWSS
- User manaul
Mabe PFSS5NJWSS User manaul
Summary of PFSS5NJWSS
Page 1
Ge profile™ energy star® 25.1 cu. Ft. French door bottom-freezer refrigerator with external dispenser pfss5njwss andré leduc training & technical support mabe confidential and proprietary information-not for public disclosure. January 2008 pub # 08-man-re-01.
Page 2: Table of Contents
2 table of contents table of contents………………………….….2 introduction……………………………......3, 4 technical data……………….…………...…...5 defrost cycle…………………........................6 liner protection mode…. ……………..........7 control board connector locator……….....8 airflow………..………………………………..9 evaporator fan………………………....
Page 3: Introduction
3 introduction *the new profile bottom mount refrigerators have the following features: • they are available in 25 and 21 cubic foot capacity with fresh food single or french door configurations. • an anti-tip kit will be required for the 21 cu. Ft. Models. • they are icemaker ready or have a factor...
Page 4: Introduction (Cont.)
4 introduction (cont.) • an articulating door mullion attached to the right side door (french door models), provides a movable center mullion that maximizes access to the fresh food compartment. • they are equipped with two self closing freezer drawer cam and lever mechanisms that automatically pull...
Page 5: Technical Data
5 technical data electrical specifications temperature control (position 5)………………………………..……………7-(-11)°f defrost control (w/no door openings)……………………………...96hrs @ 45 min thermistor kilo-ohm resistance……………………………………. @ 0°f…..42.5k Ω thermistor kilo-ohm resistance …………………………………… @37°f…….14k Ω thermisto...
Page 6: Defrost Cycle
6 defrost cycle the refrigerator utilizes an adaptive defrost cycle that operates a glass enclosed heater to remove frost from the evaporator. Defrost time has changed from 60 hours adaptive defrost to 96 hours adaptive defrost. The control board determines the length of time the heater is energized...
Page 7: Liner Protection Mode
7 liner protection mode the refrigerator incorporates a liner protection mode for the freezer section. The freezer evaporator fan will start and run on high speed if the door has been open for 3 minutes. Air will circulate into the fresh food section if the damper is in the open position. This mode ...
Page 8
8 control board connector locator j10 and j13 - earth (ground) j9 - defrost heater, fill tube heater, return duct heaters j11 - line (l1) j7 - ff light thermostat, fz light thermostat, dispenser water valve (french door models only) j4 - display board j3 - damper j1 - fresh food thermistor, freezer ...
Page 9: Airflow
9 airflow • the evaporator fan forces air through the evaporator into the freezer compartment. Air from the evaporator is also forced through the electronic damper to the air tunnel outlet, through the fresh food compartment, and returns to the evaporator. The fresh food compartment receives chilled...
Page 10: Evaporator Fan
10 evaporator fan fan speed is selected and maintained by the main control board regulating the length and frequency of the 13.6 vdc pulse. Temperature can cause some fan speed variation. Fan speed can vary +/- 5%, depending on the temperature, with higher temperatures causing slightly higher speeds...
Page 11: Evaporator Fan (Cont.)
11 evaporator fan (cont.) yellow wire (signal) the yellow wire is the input wire from the main control board. The main control board provides 6.5 vdc effective voltage for low speed, 8 vdc effective voltage for medium speed, and 9.5 vdc effective voltage for high speed. The fan operates in low speed...
Page 12: Condenser Fan
12 condenser fan condenser fan speed corresponds with compressor speed (low, medium, high) to minimize pressure variations in the sealed system except when the freezer temperature is 20°f above the set point (ex:new). If this condition exists (such as during initial startup), the condenser fan opera...
Page 13: Condenser Fan (Cont.)
13 condenser fan (cont.) temperature can cause some fan speed variation. Fan speed can vary +/- 5%, depending on the temperature, with higher temperatures causing slightly higher speeds. Condenser fan speed is controlled by pulse width modulation (pwm), the same method used to control fan speeds for...
Page 14: Fresh Food Damper
14 fresh food damper • the damper assembly consists of a motorized damper that is housed inside the damper air tower. The damper is connected by a wire harness. The damper assembly is held in place with a single ¼-in. Hex-head screw and 2 pins. To remove the fresh food damper: 1. Remove the fruit an...
Page 15: Fresh Food Damper (Cont.)
15 fresh food damper (cont.) 5. Pull up on the damper assembly then remove the air tower cover. 6. Disconnect the damper motor wire harness. 7. Carefully remove the tape and gasket. Mabe confidential and proprietary information-not for public disclosure. January 2008.
Page 16: Fresh Food Damper (Cont.)
16 fresh food damper (cont.) 8. Separate the styrofoam air tower that houses the damper. 9. Remove the damper from the separated styrofoam air tower. Mabe confidential and proprietary information-not for public disclosure. January 2008 a complete damper assembly is now available. Part number is wr17...
Page 17: Inverter
17 inverter warning: when the refrigerator is plugged in, 120 vac is always present at the inverter. Note: certain voltmeters will not be able to read voltage output from the inverter. If there is no voltage or erratic voltage is measured, it does not necessarily indicate a faulty inverter. The inve...
Page 18: Inverter (Cont.)
18 inverter (cont.) the inverter controls the compressor speed by frequency variation and by pulse width modulation (pwm). Changing frequency and pwm will cause an effective voltage between 80 and 230 vac to be received at the compressor. The frequency can be measured at the j15 connector plug with ...
Page 19: Inverter (Cont.)
19 inverter (cont.) the inverter will monitor the compressor operation and if the compressor fails to start or if excessive current draw (4 amps maximum) is detected, the inverter will briefly stop voltage output. The inverter will then make 12 consecutive compressor start attempts (once every 12 se...
Page 20: Inverter Compressor
20 inverter compressor do not attempt to direct-start the compressor. The compressor operates on a 3-phase power supply. Applying 120 vac to the compressor will permanently damage the unit. It is not possible to start the compressor without an inverter. The compressor is a reciprocating, variable sp...
Page 21: Inverter Compressor (Cont.)
21 inverter compressor (cont.) compressor speed is based on the temperature set point in conjunction with the specific cabinet temperature. Speeds are selected according to the following cabinet temperatures, with freezer temperature being the primary: • 7°f to 19.5°f above freezer set point = high ...
Page 22: Inverter Compressor (Cont.)
22 inverter compressor (cont.) • 3°f to 5°f above refrigerator set point – medium speed. • 5.5°f to 7°f above refrigerator set point – high speed. Note: the compressor will run at medium speed if the freezer temperature is 20°f or more above the set point. The use of 3-phase power eliminates the nee...
Page 23: Inverter Compressor (Cont.)
23 inverter compressor (cont.) compressor operation is extremely smooth and cool. The temperature of the compressor exterior may be slightly higher than room temperature while operating; therefore, it may be difficult to detect a running unit. To verify that the compressor is running: disconnect pow...
Page 24
24 inverter troubleshooting sequence do not attempt to direct-start the compressor. The compressor operates on a 3-phase power supply. Applying 120 vac to compressor will permanently damage the unit. It is not possible to start the compressor without an inverter . 1. Check for 120 volts at the inver...
Page 25
25 electromagnetic interference (emi filter) • the filter is designed to prevent the power cord from acting like an antenna to prevent interference from a radio or a television or other electronic appliances. • the emi filter is installed between the power cord and the main control board. • the emi ...
Page 26: Emi Filter (Cont.)
26 emi filter (cont.) 3. Cut the 2 plastic wire ties that hold the emi filter to the bracket. 4. Mark and disconnect the wires from the emi filter. Mabe confidential and proprietary information-not for public disclosure. January 2008.
Page 27: How to Access The Evaporator
27 how to access the evaporator the following components must be removed in the appropriate order to access the evaporator: 1. Unplug the refrigerator. 2. Pull out and remove the ice bin and shelf. 3. Remove the freezer shelves and baskets. 4. Loosen the top two 3/8 -in. Hex-head screws 1 full turn,...
Page 28
28 how to access the evaporator (cont.) • note: the top of the vertical divider is inserted in a molded recess in the freezer ceiling. The bottom of the divider has a front and rear tab that are captured in a notch in each of the 2 support rails. 6. Remove the vertical divider from the support rails...
Page 29
29 how to access the evaporator (cont.) b) carefully rotate the divider slightly counterclockwise to clear the tab from the notch in the rail. C.Repeat the above procedure to release the rear of the divider from the rear support rail. Note: when installing the vertical divider, position the top of t...
Page 30
30 how to access the evaporator (cont.) 7. Remove the two ¼-in. Hex-head screws that attach the icemaker to the freezer wall. 8. Using a small flat-blade screwdriver, expand the 2 clips and disconnect the icemaker wire harness. Mabe confidential and proprietary information-not for public disclosure....
Page 31
31 how to access the evaporator (cont.) 9. Remove the two ¼-in. Hex-head screws that attach the icemaker bin support to the left freezer wall. Mabe confidential and proprietary information-not for public disclosure. January 2008 note: the freezer fan cover is held to the evaporator cover with a phil...
Page 32
32 how to access the evaporator (cont.) 11. Pull the left side of the fan cover out approximately 90 degrees, then remove the fan cover. 12. Using a flat-blade screwdriver, press the tab in and sharply lift up one end of each support rail and remove each rail. Mabe confidential and proprietary infor...
Page 33
33 how to access the evaporator (cont.) 13. Extend each drawer rail fully then remove the five ¼-in. Hex-head screws that attach each drawer rail assembly to the freezer side walls. Note: the evaporator cover is attached to the evaporator compartment with two ¼-in. Hex-head screws, 3 bottom tabs, an...
Page 34
34 how to access the evaporator (cont.) 14. Remove the two ¼-in. Hex-head screws that attach the evaporator cover to the fan bracket. 15. Grasp and pull the right side of the fan opening towards the front of the freezer to release the right side snap tabs. 16. Pull out the left side of the cover and...
Page 35: Defrost Heater
35 defrost heater the defrost heater is a single-tube, glass enclosed radiant heater. It is held in place by 2 tabs on the evaporator (1 on each side) and by a ceramic and wire support. To remove the defrost heater: 1. Access the freezer evaporator. (see freezer evaporator .) note : during the defro...
Page 36: Icemaker Fill Tube Heater
36 icemaker fill tube heater •the fill tube heater is energized during the defrost cycle when the defrost thermostat is closed. •remove the evaporator fan cover to access the icemaker fill tube heater. (see how to access the evaporator ) •disconnect the fill tube heater wire harness. •the resistance...
Page 37: Return Duct Heaters
37 return duct heaters • a return duct heater has been added to each of the 2 fresh food compartment return air ducts. The heaters prevent water from freezing and blocking the air flow in the ducts. Restricted ducts can cause warm fresh food temperatures. (see airflow .) mabe confidential and propri...
Page 38: Return Duct Heaters (Cont.)
38 return duct heaters (cont.) • the heaters operate with 120 vac and each heater has an approximate resistance value of 440 ohms. The heaters are in a parallel circuit consisting of 2 duct heaters, icemaker fill tube heater, and the defrost heater. The line voltage wires of the duct heaters and the...
Page 39: Return Duct Heaters (Cont. )
39 return duct heaters (cont. ) 3. Inspect the wiring attached to and exiting the main board terminal j9 and inspect wiring at the defrost thermostat location. Repair exposed faulty wiring or connections. The return duct heaters are integral to the foamed in place internal ductwork of the refrigerat...
Page 40: Models)
40 articulating door mullion (french door models) the articulating door mullion is attached to the right side door, and provides a movable center mullion that maximizes access to the fresh food compartment. With both refrigerator doors closed or only the left side door opened, the mullion stays in p...
Page 41: Models (Cont.)
41 articulating door mullion (french door models (cont.) the articulating door mullion consists of the mullion, the heater, the internal spring, and 2 hinges. It is available only as an assembly . Note: if the energy saver light is lit, then the heaters in the vertical and horizontal mullions are di...
Page 42: Drawer Closure Mechanisms
42 drawer closure mechanisms • two self closing freezer drawer cam and lever mechanisms automatically pull the drawer shut when it is within 1 inch of the closed position. The closure mechanisms are located on the lower corner areas of the drawer and cabinet. • each closure mechanism consists of a l...
Page 43: Ambient Thermistor
43 ambient thermistor the ambient thermistor is located under the freezer compartment and connected at j1-2 on the main control board. It assists the main control board in compensating for ambient room temperature that is higher or lower than 60°f. • for example, if the ambient room temperature is b...
Page 44: Thermistor Replacement
44 thermistor replacement • should a thermistor require replacement, use plastic bell connectors. Fill each connector with white silicone part # rtv102 then splice a new thermistor into the harness as shown in the illustration. Mabe confidential and proprietary information-not for public disclosure....
Page 45: Fresh Food Crispers
45 fresh food crispers fruit and vegetable crisper excess water that may accumulate in the bottom of the drawers or under the drawers should be wiped dry. Adjustable humidity crisper (on some models) slide the control all the way to the high setting to provide high humidity recommended for most vege...
Page 46
46 product warranty ge profile /ge ge profile warranty only: full 1 year entire appliance: parts & labour; in-home limited additional 4 years (5 years total): sealed system; parts/labour; in-home. Limited additional 5 years (year 6 to 10): compressor - parts only. Thirty days (water filter, if inclu...
Page 47: Schematic
47 schematic m mabe confidential and proprietary information-not for public disclosure. January 2008.
Page 48: Emi Filter Schematic
48 emi filter schematic mabe confidential and proprietary information-not for public disclosure. January 2008.
Page 49
49 how to remove dispenser assembly mabe confidential and proprietary information-not for public disclosure. January 2008.
Page 50: Appliances
50 factory transport and life test on the appliances mabe confidential and proprietary information-not for public disclosure. January 2008.