F'real FRLB4 User manual

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Rev. J
Model: FRLB4
Service Manual

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Table of Contents
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General Informaon
Blender Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
KeyPad Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Blender Error Codes
Error 64 . . . . . . . . .
Error 65 . . . . . . . . .
Error 66 . . . . . . . . .
Error 67 . . . . . . . . .
Error 69 . . . . . . . . .
Error 6A . . . . . . . . .
Error 6B . . . . . . . . .
Error 6D . . . . . . . . .
Error 6E . . . . . . . . .
Error 70 . . . . . . . . .
Error 71 . . . . . . . . .
Error 74 . . . . . . . . .
Error 75 . . . . . . . . .
Error 77 . . . . . . . . .
Error 78 . . . . . . . . .
Error 79 . . . . . . . . .
Error 7D . . . . . . . .
Error 7F . . . . . . . . .
Error 80 . . . . . . . . .
Error 82 . . . . . . . . .
Error 84 . . . . . . . . .
Error 85 . . . . . . . . .
Error 86 . . . . . . . . .
Error 89 . . . . . . . . .
Error 8A . . . . . . . .
Error 8B . . . . . . . . .
Error 8C . . . . . . . . .
Error 8D . . . . . . . .
Error 8E . . . . . . . . .
Error 8F . . . . . . . . .
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Error 90 . . . . . . . . .
Error 91 . . . . . . . . .
Error 92 . . . . . . . . .
Error 93 . . . . . . . . .
Error 94 . . . . . . . . .
Error 95 . . . . . . . . .
Error 96 . . . . . . . . .
Error 97 . . . . . . . . .
Error 98 . . . . . . . . .
Error 99 . . . . . . . . .
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Consumer Error Codes
HEY! Please remove the cup lid completely . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEY! Please close the front door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OOPS! Something’s in the way of the cup holder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OOPS! Wrong cup size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEY! The product is not cold enough to be blended . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WE’RE SO SORRY! The blender needs to take a break to let the motor cool down . . . . . . . . . . . . . . . . .
WE’RE SO SORRY! The blender needs water to blend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WE’RE SO SORRY! The blender experienced unexpected Error Code C11 . . . . . . . . . . . . . . . . . . . . . . . . .
SBC Issues
Boot-Up Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Screen is Stuck on “Checking Hard Disk” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Black Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Non-Error Issues
Re-Registraon Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Touchscreen Issues: Calibraon is o or touchscreen won’t respond . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Door will not close/open . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Door Water Leaks: Water drips onto Keypad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mixing System Issues: Loud blends or a grinding noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shakes are Too Thin or Too Thick . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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5

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1Open the front door and perform a visual inspecon to
verify the surfaces are clean.
Wipe down the blender daily with a so cloth and soluon
or glass cleaner.
3Wipe down the Cup Holder and underneath the Cup Holder
in the Drip Pan area with a damp cloth.
Drip Pan
Do not spray soluon
directly onto the screens.
Press upwards on the Flip-Up Door to clean o any product
build-up around the blending chamber rim and gasket.
Be careful not to
damage the gasket.
Panels Screens
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Daily Blender Maintenance
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Weekly Blender Maintenance
Locate the (3) cup sensors underneath the front door.
Use a damp coon swab and wipe them down.
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Open front door and locate the seal around the chamber
opening and follow the steps below:
1. Remove the seal
2. Clean seal with a damp cloth and rinse
3. Clean chamber opening rim, inside and out
4. Re-install the seal
5. Wipe down the door
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Cup Holder
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Calibrate Touchscreen: Regular + OK
Customer Sengs Selecon: Less Thick + OK
(when prompted, enter PIN code 411 + Enter)
Service Tech: More Thick + Le Arrow
(when prompted, enter PIN code 461 + Enter)
Reset UI: Right Arrow + Le Arrow
Launch LVCB Status Screen: Le Arrow + OK
Launch Diagnoscs Screen: Right Arrow + OK
Recover Catastrophic Error: Regular + More Thick
Iniate Manual Water Shot Rinse: Less Thick
Iniate Manual Scour Rinse: Regular
Iniate Manual Rotary Rinse: More Thick
Iniate Steam Cycle: Less Thick + More Thick
Raise Cup Holder: Less Thick + Regular
(Raises for 60 seconds)
Keypad Commands
Each FRLB4 blender includes a membrane keypad at the base. The keypad can be used to perform several
dierent commands. In each case, you will need to hold down the designated buon(s) for 8 seconds.

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Blender Error Codes
Error 64: Mix Motor Peak Current Limit Exceeded
TRIGGER: Mix Motor current exceeds 9.5 amps
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure the display freezer is between 0-6°F.
A. Perform the Squeeze Test. Using a chocolate milkshake, squeeze the middle of the cup. You should be able to squeeze a
dime-size dent in the milkshake.
B. Ensure the product is tempered (see the “Too Thick/Too Thin Shakes” secon).
3. Run an Empty Cup Cycle (ECC) to ensure 50-55 mL of water is being dispensed into the cup.
A. To perform an ECC, locate an empty f’real cup and place it in the Cup Holder. Press and hold the “Regular” buon for 25
seconds.
4. Open the front door and spin the Mix Motor Spindle by hand to ensure it spins freely. If the spindle won’t turn or is dicult to
turn, replace Mix Motor (Parts Manual: Mixer System).
5. Remove the right side panels and locate the High Voltage Control Board (HVCB). The board has a high voltage warning scker.
Warning: To work in the electronics bay, turn the blender o and disconnect the blender from the outlet. There are dangerous
voltages in this area that include a risk of electrocuon.
6. Measure DC voltages for the Mix Motor on the HVCB at TB6.
A. At rest: Red wire: 80 VDC, Black wire: 80 VDC
B. In operaon: Red wire: 24 VDC, Black wire: 80 VDC
C. If voltages are out of range, replace HVCB (Parts Manual: Control Boards, Upper)
7. Measure the resistance through the Mix Motor wiring. Resistance should be between 4-6 ohms. If out of range, replace Mix
Motor (Parts Manual: Mixer System).
Error 65: Posion Motor Peak Current Limit Exceeded
TRIGGER: Posion Motor current exceeds 9.5 amps
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure the display freezer is between 0-6°F.
3. Inspect all moving components of the Linear Moon System, checking for obstrucons in the path of the Cup Holder.
4. With the blender turned o, inspect the Posion Motor funconality by liing up on the boom of the Cup Holder. If you are
unable to raise the Cup Holder, replace Posion Motor (Parts Manual: Heaters & Posion Motor).
Error 66: Pump Motor Peak Current Limit Exceeded
TRIGGER: Pump Motor current exceeds 9.5 amps
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Remove the right side panels and locate the High Voltage Control Board (HVCB). The board has a high voltage warning scker.
Warning: To work in the electronics bay, turn the blender o and disconnect the blender from the outlet. There are dangerous
voltages in this area that include a risk of electrocuon.
3. Ensure the wire harness from the Pump Motor is securely connected to the HVCB at TB5 on the right side of the board.
4. Check the fuse for the Pump Motor. The fuse is located on the HVCB at F2 on the upper right side of the board. If the fuse is
blown, replace HVCB (Parts Manual: Control Boards, Upper).
5. Measure DC voltages for Mix Motor on the HVCB at TB6.
A. At rest: Red wire pin to ground: 82 VDC, Black wire pin to ground: 82 VDC
B. If voltages are out of range, replace HVCB (Parts Manual: Control Boards, Upper)
6. Measure the resistance through the Pump Motor wiring. The resistance should be between 8-9 ohms. If out of range, replace
Water Pump Motor (Parts Manual: Water System).
7. Ensure the Rotary Pump Head (RPH) spins freely with lile resistance.
A. Remove all blender panels and disconnect the metal band securing the RPH to the Water Pump Motor (back, boom of
blender). Manually turn the sha key on the RPH. Sha should turn smoothly with lile resistance. If the RPH is dicult
to turn or won’t turn, replace Rotary Pump Head (Parts Manual: Water System).
Error 67: Time-Out Occurred During Blending
TRIGGER: Any blend roune parameter exceeded
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure that the Blending Components are assembled/funconing correctly and are ght.
3. Ensure the display freezer is between 0-6°F.
4. Run an Empty Cup Cycle (ECC) to ensure 50-55 mL of water is being dispensed into the cup.
A. ECC: Locate an empty f’real cup and place it in the Cup Holder. Press and hold the “Regular” buon for 25 seconds.

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5. Check the Posion Motor Encoder.
A. Verify that the connector to the encoder is oriented properly. The black wire in the connector should face toward the
front of the blender. Verify that the wires are secure.
6. If the encoder connecons are secure, replace Posion Motor (Parts Manual: Heaters & Posion Motor).
Error 69: Flip-Up Door Misalignment During Blend
TRIGGER: Flip-Up Door closed during blending while carriage posion is sensed as holding it open
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure the consumer removed the foil lid from the frozen product. Open the door and check the chamber for signs of debris.
3. Ensure blender has latest Cup Lid Weight (Parts Manual: Mixing System) and replace as needed.
4. If the error occurred as the cup is traveling into the blending chamber, replace Flip-Up Door Switch (Parts Manual: Switches,
Sensor & Solenoid Lock).
Error 6A: Carriage Switch Acvated or Deacvated at Wrong Carriage Locaon
TRIGGER: Carriage Switch was acvated/deacvated during blending contrary to where the carriage locaon is sensed
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure blender has the latest Firmware Version.
A. Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the screen. Locate “FWXXXX” in
the top right corner. FW Version should be FW0334.
3. Check the wiring connecon to the Cup Carriage Switch. Ensure the Switch is wired in the normally open conguraon.
A. To locate the Cup Carriage Switch, remove the le side panel of the blender. The carriage switch has two brown wires
connected to it. It is in front of the water manifold.
4. Aer removing the le side panel, start a blend cycle and watch the carriage switch to ensure the switch is engaged all the way
through the blending cycle. If the switch is not staying engaged by the Flip-Up Door Shoe, ensure the FUD Shoe is secure and/or
replace Cup Carriage Switch (Parts Manual: Switches, Sensor & Solenoid Lock).
A. If the Flip-Up Door Shoe is black plasc, replace Flip-Up Door Shoe (Parts Manual: Switches, Sensor & Solenoid Lock).
Error 6B: Home Sensor Malfuncon During Blend
TRIGGER: Home sensor blocked or unblocked at the wrong carriage locaon
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Check the Through-Beam Sensor to ensure there are no foreign substances on the sensing posts. Clean if needed.
3. Check for signs of water damage. Replace Through-Beam Sensor (Parts Manual: Switches, Sensor & Solenoid Lock) as needed.
4. Remove and re-seat the wire connecons on the sensor and LVCB. The connecon on the LVCB is located at TB9 on the lower
right hand side of the board.
5. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the
screen) and locate Line Q: “HomeSn: 1/0”
A. If this value is 0 and the Cup Holder is in the starng (home) posion, replace Through-Beam Sensor (Parts Manual:
Switches, Sensor & Solenoid Lock).
Error 6D: Flip-Up Door Opened During Sanize
TRIGGER: Flip-Up Door opened at any me during the sanize cycle
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Open the front door and verify that the Flip-Up Door is seated properly over the opening of the boom of the chamber. Ensure
that the silicone gasket is securely aached to the Flip-Up Door. If the gasket is coming o, replace Flip-Up Door (Parts Manual:
Inside the Chamber).
3. Remove the le side panel and ensure the Flip-Up Door Switch is securely mounted to the Flip-Up Door channel. Inspect and
remove/reseat wiring connecons as well.
4. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the
screen) and locate Line Q: “FpDrSw: 1/0”
A. If it displays “FpDrSw: 1” and the Flip-Up Door is shut, replace Flip-Up Door Switch (Parts Manual: Switches, Sensor &
Solenoid Lock).
Error 6E: Steamer Thermistor Shorted or Opened
TRIGGER: A short or open circuit of the steamer heater is detected by the LVCB
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Check the thermistor wires and connector on the boom of the Steamer Heater. The heater is located by removing the le side
panel.
A. Connued on next page

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A. Ensure the wires are seated in the connector securely.
B. Check the wiring harness for damage or breaks in the wiring insulaon.
C. Check the wiring on the LVCB. The connecon point on the LVCB is in the upper le corner and labeled as TB18.
Ensure the wires are securely in place in the connector and the board.
3. Measure the resistance of the thermistor at the control board. Disconnect the TB18 connector and measure the
resistance through the purple wires. It should measure 3K-10K ohms. If out of range, replace BF Steamer Heater (Parts
Manual: Heaters & Posion Motor).
Error 70: Chamber Thermistor Shorted or Open
TRIGGER: A short or open of the chamber thermistor is detected by the LVCB
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Check the Chamber Thermistor wires and connector. The thermistor is located by removing the le side panel. The
thermistor is located at the lower le corner of the chamber. The wires are black and aached to the blending chamber
behind a small metal shield and a foam piece.
A. Ensure the wires are seated in the connector securely.
B. Check the wiring harness for water damage or breaks in the wiring insulaon.
C. Check the wiring on the Low Voltage Control Board (LVCB). The connecon point on the LVCB is in the upper le
corner and labeled as TB18. Ensure the wires are securely in place in the connector and the board.
3. Measure the resistance of the thermistor on the LVCB. Disconnect the TB18 connector and measure the resistance
through the blue wires. It should measure 3k-10K ohms. If out of range, replace Chamber Thermistor (Parts Manual:
Glossary).
Error 71: Scour Thermistor Shorted or Open
TRIGGER: A short or open of the scour is detected by the LVCB
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Check the Scour Thermistor wires and connector. The thermistor is located by removing the le, right and rear panels.
The thermistor is located at boom of the smaller heater. The wires are red.
A. Ensure the wires are seated in the connector securely.
B. Check the wiring harness for damage or breaks in the wiring insulaon.
C. Check the wiring on the Low Voltage Control Board (LVCB). The connecon point on the LVCB is in the upper le
corner and labeled as TB18. Ensure the wires are securely in place in the connector and the board.
3. Measure the resistance of the thermistor at the control board. Disconnect the TB18 connector and measure the
resistance through the red wires. It should measure 3-10K ohms. If out of range, replace Scour Heater (Parts Manual:
Heaters & Posion Motor).
Error 74: Time-Out Occurred During Homing
TRIGGER: Any homing me-out parameter exceeded
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Verify that the travel path of the Cup Holder is clear. Remove any obstacles.
3. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on
the screen) and locate Line Q: “HomeSn: 1/0”
A. If the Cup Holder is in its home posion and “HomeSn: 1”, proceed to Step 4.
B. If the Cup Holder is in its home posion and “HomeSn: 0”, replace Through-Beam Sensor (Parts Manual: Switches,
Sensor & Solenoid Lock) and proceed to Step 4.
4. Inspect the back of the Accumulator Tank to verify there is no leak coming out of the metal ng that could short out the
sensor. If there is a leak, replace Accumulator Tank (Parts Manual: Water System).
5. Check to see if the Cup Holder will re-home:
A. Turn the blender o, manually pull up on the Cup Holder 3-4 inches. Turn the blender back on. The Cup Holder
should re-home, or lower back down, aer the boot up process. If the Cup Holder doesn't return to the home
posion, replace Posion Motor (Heaters & Posion Motor).

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Error 75: Sanize Sequence Timed Out
TRIGGER: The required blending chamber temperature wasn’t reached within 30 minutes
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
A. Ensure the front door stays open during the troubleshoong process unless stated otherwise.
B. If the blender goes back into the Sanize Cycle when unintended, press the “More Thick” and “Up” arrow buons
together unl it resets.
C. Press the “Less Thick” & “More Thick” buons together to manually iniate a Sanize Cycle when ready.
2. Dump a large cup of water inside the chamber to verify it drains.
A. If it drains, proceed to Step 3.
B. If it doesn’t drain, ensure the drain is not pinched, kinked or clogged and proceed to Step 3.
3. Check if water is connuously spraying in blending chamber.
A. If water is spraying with the door open (not just residual water drops) and the blender is powered ON, turn the blender
OFF:
a. If the water connues to run, replace Manifold (Parts Manual: Water System).
b. If the connuous water stops and starts back up as soon as you boot the blender back on, replace Low Voltage
Control Board (LVCB) (Parts Manual: Control Boards, Lower).
c. If water is not connuously spraying, proceed to Step 4.
4. Make sure the Water Shot Orice (WSO) is clear with the Water Shot Tool, paperclip, small gauge wire, etc.
A. Blenders with 16182D+, use your Water Shot Tool that is provided on the back door of the blender. Make sure and note
how far in the WSO you can get. The WSO travels up 3/4" and then takes a turn to the back and to the le. Ideally, you
should be able to get the Water Shot Tool close to 2" in the WSO.
5. Hold “Less Thick” & “More Thick” buons together for 8 seconds to iniate a sanize.
6. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the
screen). Locate Line E: "ChmTemp: XXX" and Line F: "StmTemp: XXX"
A. Wait 10 minutes before proceeding to the next step.
B. If the StmTemp never rises above 80°, proceed to Step 7.
C. If the StmTemp rises above 218°, proceed to Step 8.
D. If the StmTemp rises to between 209-218° and ChmTemp never rises above 184°, proceed to Step 9.
E. If the StmTemp rises to 200-218° and then drops 30° or more suddenly, proceed to Step 10.
7. Verify the BF Steamer Heater is heang properly.
A. Verify wiring at the steamer tank is intact and correct.
B. Check for connuity through steamer elements with a Mul-Meter.
a. If resistance is present, proceed to Step 7.C
b. If no resistance is present, replace BF Steamer Heater (Parts Manual: Heaters & Posion Motor).
C. Verify steamer tank is receiving 120 VAC by measuring the VAC at the steamer elements on top of the BF Heater. If no
voltage is present, measure the VAC between the boom post on the Thermal Cutout (orange wire) and the Main post
(white wire) on top of the heater. If there is sll no voltage present, remove the right side panels and proceed to Step 7.D.
D. The voltage for the steamer tank is located at TB3 on the High Voltage Control Board (HVCB). TB3 is located at the top
center. Measure the orange wire and the white wire across from it in the connector. If no voltage is present at this point,
replace HVCB (Parts Manual: Control Boards, Upper).
8. Remove le side panel. Perform a Deep Clean and Purge Process. For full instrucons, send an email to [e-mail] to
request the “Deep Clean & Purge Process” Arcle.
9. Verify, again, that there is no clog in the chamber. If there is no clog, check the Chamber Thermistor wiring. Verify that both
sides of the connecon are secure. Verify the connecon is secure on the LVCB, located in the upper le corner and labeled as
TB18.
10. Locate the two wires connected on the side of the BF Steamer Heater, this is the Thermal Cutout. Remove the orange jumper
wire connecon from the top of the Heater. Then, remove the Orange wire from the boom of the Thermal Cutout and
connect it to the open power terminal. Reset and restart the sanize cycle. If this problem no longer exists, the Thermal
Cutout has failed. Replace the BF Steamer Heater (Parts Manual: Heaters & Posion Motor).
Error 77: Steamer Temperature Outside of Allowable Range
TRIGGER: Tempco Heater above 310°, BF Steamer Heater above 250° or both below 40°
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure water supply is on and regulated to 25 - 65 PSI.
3. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the
screen) and locate Line F: "StmTemp: XXX"
A. If the “StmTemp” is above or below the Trigger level above, replace BF Steamer Heater (Parts Manual: Heaters & Posion
Motor).

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4. Measure resistance on the BF Steamer Heater with a Mul-Meter. It should read 3-10K ohms. If out of range, replace
BF Steamer Heater (Parts Manual: Heaters & Posion Motor).
Cauon: The steamer tank may contain hot water.
Error 78: Scour Temperature Outside of Allowable Range
TRIGGER: Scour Heater temperature is above 180° or below 40°
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure water supply is on and regulated to 25 - 65 PSI.
3. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the
screen) and locate Line E: "ScrTemp: XXX"
A. If the “ScrTemp” is above or below the Trigger level, replace Scour Heater (Parts Manual: Heaters & Posion Motor).
4. Measure resistance of the Scour Heater Thermistor with a Mul-Meter. It should read 3K-10K ohms. If out of range, replace
Scour Heater (Parts Manual: Heaters & Posion Motor).
Cauon: The scour tank may contain hot water.
Error 79: Rinse Water-Shot Time Too Short
TRIGGER: Rinse water-shot target volume of 100mL is reached before 4 seconds
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure blender has the latest Firmware Version.
A. Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on the screen. Locate “FWXXXX” in
the top right corner. FW Version should be FW0334.
3. Check for any leaks inside the blender.
4. Inspect the Water Shot Orice (WSO). Ensure the hole is not damaged.
5. Check if water is connuously spraying in blending chamber.
A. If water is spraying with the door open (not residual water drops) and the blender is powered ON, turn the blender OFF:
a. If the water connues to run, replace Manifold (Parts Manual: Water System).
b. If the connuous water stops and starts back up as soon as you boot the blender back on, replace Low Voltage
Control Board (LVCB) (Parts Manual: Control Boards, Lower).
c. If water is not connuously spraying, proceed to Step 6.
6. Check that the amount of water dispensed is being accurately registered by the Flow Meter.
A. Remove the Water Shot Hose from the blending chamber.
B. Get an empty cup to catch the water.
C. Bring up the LVCBS Status Screen (Press the “Le Arrow” & “OK” buons for 7 seconds unl the Status Screen appears on
the screen) and locate Line J: “Count XXXXmL”
D. Reset the error by pressing “Regular” & “More Thick” buons together for 7 seconds and catch the water in the cup.
Compare the water in the cup with the mL reading on Line J.
a. If the amount in the cup matches the count on Line J, proceed to Step 7.
b. If the amount in the cup does not match the count on Line J, replace Flow Meter (Parts Manual: Water System).
7. Ensure the Rotary Pump Head (RPH) spins freely with lile resistance.
A. Remove the le, right and rear panels and locate the Water Pump Motor (WPR) down low.
B. Disconnect the metal band securing the Rotary Pump Head (RPH) to the WPR. Manually turn the sha key on the
RPH. Sha should turn smoothly with lile resistance. Replace Rotary Pump Head (Parts Manual: Water System) if hard
to turn or locked up.
8. Ensure the mechanism on the Water Pump Motor spins freely. If not, replace Water Pump Motor (Parts Manual: Water
System).
Error 7D: Lower Scour Minimum Flow Limit
TRIGGER: Lower Scour minimum ow limit of 60mL was not reached within 2.5 seconds
1. Reset the blender by pressing “Regular” & “More Thick” buons together for 7 seconds to so-reset the blender.
2. Ensure water supply is on and regulated to 25 - 65 PSI.
3. Verify Water Pressure Regulator is installed correctly with an arrow poinng in the direcon of the water ow. If damaged,
replace Water Pressure Regulator (Parts Manual: Glossary).
A. SN 19783D and later will have an Internal Water Pressure Regulator.
4. Remove Lower Scour Nozzle, clean nozzle and orice. With nozzle removed, close front door and to so-reset to ush the line.
A. If Error 7F occurs, inspect/clean out the nozzle and scour nozzle orice and to so-reset.
B. If "Blender Needs Water to Blend" appears or no error occurs, re-install the Scour Nozzle and proceed to step 5.