TDS
SERVICE DATA SHEET
A20403202
ICE & WATER - AUTOMATIC DEFROST
BOTTOM FREEZER - R600a
IMPORTANT: PLEASE RETURN THIS SHEET TO ITS ORIGINAL LOCATION.
This concludes the hardware tests. The following tests correspond to firmware versions. Before each firmware version is displayed, --
will appear on screen followed by each 8-digit string representing firmware version. After the string has been displayed, -- will appear
again before automatically proceeded to the next 8-digit string. Press + to advance to the next string at any time
--
Software
Version
Runs automatically scrolling
through all digits
Press + to skip to next test
Displays digit sequence related to software
loaded onto main power board; 8 digit sequence
Software version is able to
be recorded from display
Main Board
Firmware Version
Firmware version is able to
be recorded from display
Dispenser UI
Firmware Version
Displays digit sequence related to firmware loaded
onto Jade UI (inside door UI); 8 digit sequence
ATD UI
Firmware Version
Displays digit sequence related to firmware
loaded onto Indigo UI (ATD UI); 8 digit sequence
Lifetime Press + to advance to next digit
Displays number of days the appliance has been
powered up, even not consecutively
Range is from 0-9999
Lifetime displays
successfully on display
After Lifetime is displayed, last display is a 1-second counting up timer (0, 1, 2, 3…) this communicates that Service Mode has come to an end
To return to normal operation, press and hold + and — for 10 seconds or plug/unplug the appliance
DEFROST SPECIFICATIONS
Cabinet Size:
23’ CD/28' SD
Thermal Cutout Heater Defrost Thermistor Termination
Cut-out Watts Ohms Cut-out
FRZ
2 fuses, each fuse rated to
open @ 72 +0/-4 C
360 W
36.7 +/- 5% Ω
@ 25˚ C
50°F (10°C)
FFIM
60 W
220 +/-7.5% Ω
@ 25˚ C
64.4°F (18°C)
Electronic Timer - (ADC) Defrost 35 minutes every 8-96 hours of compressor run time
CONDENSER FAN MOTOR
Watts RPM Amps
3.1 1050 ± 50 130 CFM 39mA
(@115VAC/20°C)
Max Input Power (W) Speed
(R/Min)
Air Flow in Free Air
(@ 0 in H
2
O)
ERROR CODES
Error Message Display
Interpretation
FZ Temp Disp. Area FF Temp Disp. Area
Er CE Communication Error UI to Main Board
dl SP Chute Flapper Error - Flapper not Closed
Er
t1 FRZ Temp Sensor Opened/Shorted
t2 FRZ Defrost Sensor Open/Shorted
t3 FF Temp Sensor Opened/Shorted
t5 ATD Temp Sensor Opened/Shorted
t6 FFIM Tray Opened/Shorted
t7 FFIM Defrost Sensor Opened/Shorted
t8 FRZ IM Temp Sensor
SPECIAL MODES
Mode
Display Activate Deactivate
FZ FF Other
Manual Defrost d F
---
FZ + (∧) and FF + (∧) for 10 secs ---
Sabbath
Sb FZ — (∨) and FF + (∧) for 10 secs
FZ
—
(v) and FF + (∧) for 10 secs
Demo/Showroom
---
Demo Light On FZ + (∧) and FF — (∨) for 10 secs
FZ + (∧) and FF
—
(v) for 10 secs
System
Diagnostics
Refer to Systems
Diagnostics Table
FZ + (∧) and FZ — (∨) for 10 secs
FZ + (∧) and FZ
—
(v) for 10 secs
°
F/
°
C Display
˚F or ˚C FF + (∧) and FF — (∨) for 10 secs
FF + (∧) and FF
—
(v) for 10 secs
Sleep/Awake Mode Display o or always on Crush and Light for 5 secs
Crush and Light for 5 secs
FF and FZ IM
Fill Time Menu
Settings will appear on UI Cube and Crush for 10 secs
After 10 secs of no activity
PERFORMANCE DATA NO LOAD & NO DOOR OPENINGS AT 37°/0° CONTROL SETTING
CD DISPENSER SD DISPENSER
Type A with Run
/ Start Capacitor
55°F (13°C) Ambient 90°F (32°C) Ambient 55°F (13°C) Ambient 90°F (32°C) Ambient
Operating Time 65 to 70% 100% 55 to 60% 100%
Freezer Temp -8° to +6°F (-22° to -14°C)
Refrigerator Temp 33°F to 43°F (0° to 6°C)
ATD Temp 33°F to 36°F (0° to 2°C)
Low Side
Pressure
-6.3 to -5.1 psig
(56 to 64 kPa)
-5.3 to -4.8 psig
(63 to 66 kPa)
-6.3 to -5.1 psig
(56 to 64 kPa)
-5.3 to -4.8 psig
(63 to 66 kPa)
High Side
Pressure
25 to 28 psig
(270 to 290 kPa)
57 to 61 psig
(490 to 520 kPa)
25 to 28 psig
(270 to 290 kPa)
57 to 61 psig
(490 to 520 kPa)
Wattage 35 to 40 50 to 60 50 to 55 60 to 70
Amps (running) 0.4 to 0.5 0.6 to 0.7 0.6 to 0.7 0.8 to 0.9
Base Voltage 115 vac (103 to 127 vac)
SYSTEM DIAGNOSTIC MODE
Activate:
Press and hold FZ + ˄ and FZ - ˅ buttons for 10 secs. Navigate through tests with FF + ˄ and FF - ˅ buttons. Automatically deactivates after 10 minutes of no activity.
Deactivate:
Display Test Activation/Deactivation Display Passing result
--
First Screen
--
Turn on all LEDS on main UI and ATD UI.
---
Second Screen Turn o all LEDS on main UI and ATD UI.
2 FRZ Defrost Heater
Press CUBE to change status of load
Heater on when display reads On, o when oF
Defrost heater shows temp increase before 5 min have passed or
reaches 45°C cutout
8 Main Water Valve Main valve is activated when On, stops when oF Valve is able to turn on and o
11 Cube/Crush Solenoid Solenoid activated when On, deactivated when oF Solenoid activated successfully
12 Condenser Fan Fan on when On, deactivated when oF Fan motor is activated successfully
53 Dispenser Valve + Main Valve Water dispenses when On; stops when oF Water is dispensed successfully at dispenser
56 FFIM Water Valve + Main Valve
Remove ice tray to collect water into a container to measure water fill.
If collecting water into ice tray, perform test 50 first to empty tray.
Water flows in the tray when On, test is correspondent to ice tray water fill setting;
automatically goes to oF state once configured time has elapsed.
Water is dispensed at ice tray for configured time setting
72 FFIM Defrost Heater Heater on when display reads On, o when oF
Defrost heater shows temp increase before 5 min have passed or
reaches 45°C cutout
82
FRZ IM Water Valve +
Main Valve
Remove ice tray to collect water into a container to measure water fill
If collecting water into ice tray, perform test 50 first to empty tray.
Water flows in the tray when On, test is correspondent to Ice tray water fill setting;
automatically goes to oF state once configured time has elapsed
Water is dispensed at ice tray for configured time setting
10 Auger Motor Auger activated when On, deactivated when oF Auger motor is successfully activated
13 FF Light Fresh Food lights come on when On, lights turn o when oF All FF lights turn on
15 FRZ Evaporator Fan Motor
Fan runs at 3 speeds: Max speed On, medium speed Mi, stopped oF.
Locked rotor will show Lc.
No PWM signal will show nS when fan is stopped oF.
No 12V signal or ground will show nP when fan is On or Mi.
Fan will cycle through all 3 speeds and Lc or nS or nP is not displayed
20 FRZ Light FRZ light comes on when On, light turns o when oF FRZ light turns on
38 VCC Compressor Compressor is running at max speed when On, stopped when oF Compressor successfully turns on
47 Ice Chute DC Heater Chute heater is activated when On, deactivated when oF
Heater turns on successfully and dierence in temperature is felt
around dispenser ice chute
62 FFIM Evap Fan Motor Evap fan motor is activated when On, deactivated when oF FFIM evap fan motor is activated successfully
63 Flipper Mullion DC Heater Flipper mullion heater is activated when On, deactivated when oF
Heater turns on successfully and dierence in temperature is felt
around along flipper mullion
66 Dispenser Light Dispenser pocket light turns on when On, light turns o when oF Dispenser pocket light turns on and o successfully
67 FF Fill Tube Heater FF fill tube heater is activated when On, deactivated when oF
Defrost heater is successfully turned on and o. Temperature increase
is noted in fill tube area
94 FRZ Fill Tube Heater FRZ fill tube heater is activated when On, deactivated when oF
Fill tube heater is successfully turned on and o. Temperature
increases is noted in fill tube area
22 FF Damper Motor
FRZ EVAP FAN WILL TURN ON AT MAX SPEED
Damper is open when OP, closed when CL
Check for airflow when damper is fully open (OP) and no air flow when fully closed
(CL) Screen will blink 1 during damper movement
Any FRZ evap fan motor errors will display alternatively of damper status during test
Damper opens and closes successfully and no air flow is felt when
damper is in closed (CL) position
36 Ice Chute Door/Flapper Motor When flapper is closed, shows CL, when open OP Flapper door opens and closes successfully, Er does not show on display
50 FFIM Harvest Test
REMOVE ICE BUCKET IN ORDER TO SEE ROTATION OF TRAY Display will show Go
when tray is in home position (horizontal) During rotation, screen will blink 1
In case of failure at end of twisting operation, will show Er
Tray twists successfully and Er is not displayed at the end of each cycle
78 FFIM Bail Arm/Ice Level Bucket
REMOVE ICE BUCKET IN ORDER TO SEE STATUS OF IM BAIL ARM
Allow bail arm to drop freely, Em (empty) will show when tray returns home
Hold bail arm up by hand, Fu (full) will show when tray returns home
In case of failure at end of twisting operation, will show Er; Screen will blink 1 during rotation
Bail arm successfully completes test and Er is not displayed at the
end of each cycle
88 FRZ IM Harvest Test
REMOVE ICE BUCKET IN ORDER TO SEE ROTATION OF TRAY Display will show Go
when tray is in home position (horizontal) During rotation, screen will blink 1
In case of failure at end of twisting operation, will show Er
Tray twists successfully and Er is not displayed at the end of the cycle
86
FRZ IM Bail Arm/Ice Level
Bucket
REMOVE ICE BUCKET IN ORDER TO SEE STATUS OF IM BAIL ARM
Allow bail arm to drop freely, Em (empty) will show when tray returns home
Hold bail arm up by hand, Fu (full) will show when tray returns home
In case of failure at end of twisting operation, will show Er; Screen will blink 1 during rotation
Bail arm successfully completes test and Er is not displayed at the
end of each cycle
23 FF Door Switch Open/Close FF Door
Display shows CL when door is closed, OP when open
Display reads correctly when door is opened/closed24 FRZ Door Switch Open/Close FRZ Door
27 FRZ IM Switch Toggle switch on/o Switch is closed when display reads On, closed when oF
28 Dispenser Paddle Press paddle Display shows oF when paddle is pressed, On when paddle is released or not pressed Display shows oF when paddle is not pressed and on when paddle is pressed
29 FF Temp Sensor
Activates automatically
Display will show compartment temperature in either C or F depending on mode
Display will read OP if open circuit, SH if short circuit
Temperature is displayed and does not show OP or SH
30 FRZ Temp Sensor
Display will show compartment temperature in either C or F depending on mode Dis-
play will read OP if open circuit, SH if short circuit
32 ATD Temp Sensor
Display will show ATD temperature in either C or F depending on mode Display will
read OP if open circuit, SH if short circuit
34 UI Ambient Temp Sensor
Display will show UI temperature in either C or F depending on mode
Display will read OP if open circuit, SH if short circuit
39 FRZ Evaporator Temp Sensor
Display will show FRZ evaporator temperature in either C or F depending on mode
Display will read OP if open circuit, SH if short circuit
45 FFIM Tray Temp Sensor
Display will show FFIM tray temperature in either C or F depending on mode
Display will read OP if open circuit, SH if short circuit
68 FFIM Evaporator Temp Sensor
Display will show FFIM evaporator temperature in either C or F depending on mode
Display will read OP if open circuit, SH if short circuit
64 UI Humidity Sensor
Display will show relative humidity sensed by H&T sensor on UI
Display will read OP if open circuit, SH if short circuit
Humidity is displayed and does not show OP or SH
87 FRZ IM Tray Temp Sensor
Display will show FRZ IM tray temperature in either C or F depending on mode
Display will read OP if open circuit, SH if short circuit
Temperature is displayed and does not show OP or SH
FF AND FZ IM FILL TIME ADJUSTMENT MODE
NOTE: First consider water filter condition before adjusting fill time.
Activate: Press and hold CUBE and CRUSH buttons for 10 secs. Adjustments can be made with the —/+ buttons. The setting will time out after another 10 secs.
Deactivate: Resets to Normal Operation after 10 secs
Setting # Pressure Condition
1 Normal-High (more than 60 psi)
2
Low (between 30 and 60 psi)
3
Very Low (between 20 and 30 psi)
IMPORTANT SAFETY NOTE
The information provided herein is designed to assist qualified repair
personnel only. Untrained persons should not attempt to make repairs
due to the possibility of electrical shock. Disconnect power cord before
servicing this appliance.
IMPORTANT
If any green grounding wires are removed during servicing, they must be
returned to their original position and properly secured.