- 12 -
▼
Not cooling at all
▼
Poor cooling performance
Compressor
doesn't run.
Compressor runs
poorly.
Check starting
voltage.
Check for open short or
incorrect resistance readings
in the following components
a. Starting devices
b. OLP
c. Compressor coil
d. Wiring harness
Low voltage.
Short, open, or broken.
Poor contact
or shorted.
Coil open or shorted.
Poor contact
or shorted.
Poor or broken or
open contact.
Shorted.
Lack of capacity.
Replace
indicated component.
Advise customer that
the Power supply
needs to be checked
by an electrician.
Replace
indicated component.
Cause
Check voltage at
starting devices.
Check current flowing
in sub-coil of
Compressor.
Check rating of OLP.
Fan motor
doesn't run.
Heavy frost buildup on
EVAPORATOR.
Wire is open or
shorted.
Coil is shorted
or open.
Open.
Open.
Replace
Defrost Heater.
Replace
indicated component.
Replace
indicated component.
Check wiring circuit.
Check Fan Motor.
Check current flow in
the following
components:
Sensor
Fuse-M
Check current flow in
the Defrost Heater.
6-3 OTHER ELECTRICAL COMPONENTS
Summary of Contents for LRBN2051 Series
Page 9: ...BETTER GOOD 5 CIRCUIT DIAGRAM 9 3854JK1004D ...
Page 31: ...7 5 MAIN PWB ASSEMBLY AND PARTS LIST 7 5 1 Main PWB Assembly 31 ...
Page 32: ...7 5 2 Replacement Parts List 32 ...
Page 33: ...7 5 3 PWB Assembly Display And Parts List 33 ...
Page 34: ...7 6 PWB DIAGRAM 7 6 1 PWB Main Assembly 34 ...
Page 35: ... 35 ...
Page 36: ......