GE GTU150PAXR User manual

PRINTED : Mar’2009 REF NO. SM7709033-00_11
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SERVICE MANUAL Refrigerator FOR EXPORT 2009
1 Specifications
1-1) Specific parts for specific countries
Item
No. Model Destination
Power Source
(Voltage-ac / Hz) Power Cord Internal Volume (Litre)
(by ISO 8561;1995)
1. GTU150PAXR AUSTRALIA (AU) 240 / 50 O3 Australia plug 440

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1-2) Product
Model GTU150PAXR
Classification 2 Doors No Frost
Temperature Control Thermostat Electronic
Defrost System Automatic
Drain Automatic (Heat by transfer from the Condenser)
Evaporator Aluminum Coil With Bond
Condenser Copper Tube Inside
Cabinet Rigid Polyurethane Foam (Cyclopentane)
Freezer Door Rigid Polyurethane Foam (Cyclopentane)
Insulation
Refrigerator Door Rigid Polyurethane Foam (Cyclopentane)
Refrigerant HFC-134a
Refrigerant Charge (g.) 150
Overall Dimension (WxDxH (mm.)) 727 x 711 x 1715
Packing Dimension (WxDxH (mm.)) 773 x 790 x 1813
Net Weight (kg.) 80.0
Gross Weight (kg.) 88.0
1-3) Characteristic of Thermostat
Operating Temperature (°C) 1013hPa (mb)
Model MM1-8053
Dial Position ON OFF
WARM °C -18.4 -21.7
NORMAL °C -21 ±1.5 -24.5 ±1.5
Temperature
Control
COLD °C -26.7 -30.9
1-4) Electrical Parts
1-4-1) MODEL GTU150PAXR
Model C-BF175L5Z
Compressor Power Supply Range 220-240 V / 50 Hz
Starting Relay PTH7M330MD2
Overload Protector 4TM276RHBYY-53
Starting Capacitor -
Running Capacitor 4.0µF / 400 VAC
Interior Light 240 V / 10 W

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2 Wiring Diagram
Model : GTU150PAXR

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3 Refrigerant Circuit
Model : GTU150PAXR
1 COMPRESSOR 9 DRYER ASS’Y
2 TUBE CHARGE 10 TUBE DISCHARGE
3 TUBE CONNECT 139 11 TUBE FRAME
4 ACCUMULATOR / MUFFER 12 TUBE CREST
5 TUBE CONNECT 145 13 TUBE CREST S
6 TUBE CONNECT 143 14 EVAPORATOR ASS’Y
7 CONDENSER PIPE 15 SUCTION TUBE ASS’Y
8 CONDENSER PLATE

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4 Trouble Shooting
4-1) MODEL GTU150PAXR
Part Name Picture Check Method and Criterion
Measure the resistance with a tester.
(Ambient temperature : Room temperature 25°C)
Model Main Wiring Auxiliary Wiring
Normal 11.60 Ω(Approx.) 17.34 Ω(Approx.)
Compressor
C-BF175 L5Z Abnormal Open(∞Ω) or Short Circuited (0 Ω)
Measure the resistance with a tester.
(Ambient temperature : Room temperature 25°C)
Model PTH7M330MD2
Normal 33 Ω±20% (Approx.)
Starting Relay
Abnormal Open(∞Ω) or Short Circuited (0Ω)
Measure the resistance with a tester.
(Ambient temperature : Room temperature 25°C)
Model 4TM276RHBYY-53
Normal Less than 1 Ω(Approx.)
Overload Protector
Abnormal Open(∞Ω) or Short Circuited (0Ω)
Measure the resistance with a tester.
(Ambient temperature : Room temperature 25°C)
Model 4.0 µF / 400 VAC
Normal Open(∞Ω)
Running Capacitor
Abnormal Short Circuited (0Ω)

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5 Replacement of Parts
•Unplug the power cord before servicing.
1. Model : GTU150PAXR
Part Name
Lamp
Operating Procedure
1. Release Freezer Shield Light lock. 2. Remove Freezer Shield Light. 3. Turn Lamp counterclockwise to remove.
4. After replacing Lamp, reverse the steps above.
Part Name
Volume Ass’y
Operating Procedure
* Freezer Corner reassembling.
1. Release Freezer Corner lock. 2. Remove Freezer Corner. 3.Turn Knob Thermo F to “Min” position.

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4. Release screw form Cover. 5. Dig Cover out. 6. Pull out Cover from FF.Cover.
7. Pull out Socket of Volume Ass’y. 8. Dig Knob Thermo F out. 9. Pull out Knob Thermo F from Cover.
10. Release Nut from Volume Ass’y. 11. Remove Volume Ass’y .
12. After replacing Volume Ass’y,
reverse the steps above.

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Part Name
Sensor Ass’y
Operating Procedure
-Follow step 1-7 of replacing Volume Ass’y.
1. Pull out Socket of Sensor Ass’y. 2. Dig Cover Cap out. 3. Release screw form FF.Cover.
4. Press FF.Cover to remove lock. 5. Lift FF.Cover out. 6. Return the FF.Cover to show behind
side.
7. Remove Seal from FF.Cover. 8. Pull out Sensor Ass’y from FF.Cover.
9. After replacing Sensor Ass’y, reverse
the steps above.

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Part Name
Fan Blade F.
Operating Procedure
-Follow step 1-7 of replacing Volume Ass’y.
-Follow step 1-5 of replacing Sensor Ass’y.
1. Use Pliers to catch at Fan Ring. 2. Pull out Fan Blade F from Plate MTG
Motor.
3. Pull out Fan Ring from Fan Blade F.
4. After replacing Fan Blade F, reverse the steps above.

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Part Name
Fan Motor F.
Operating Procedure
-Follow step 1-7 replacing Volume Ass’y.
-Follow step 1-5 replacing Sensor Ass’y.
-Follow step 1-3 replacing Fan Blade F.
1. Release screw form Plate MTG.
Motor.
2. Press Plate MTG. Motor to remove
lock.
3. Lift Plate MTG. Motor out.
4. Release screw form Cover Fan Motor. 5. Pull out Cover Fan Motor form Plate
MTG. Motor.
6. Lift Fan Motor F out.
7. Pull out Socket .
8. After replacing Fan Motor F, reverse the steps above.