Whirlpool WRF954CIHV Service Manual page 26

DIAGNOSTICS
Service Test - 85 Vertical Mullion Heater Activation Mode
• When entering service test, the numeric display shows the
current Heater Activation mode.
• "00" indicates mullion heater controlled by measured
humidity.
• "01" indicates mullion heater always on.
• To advance between control mode use "+" or "-" key. Once
desired setting is selected, push "Drawer" key to activate,
then "Max Cool" to exit this mode.
Service Test - 87 Dispenser Heater Activation Mode
• When entering service test, the numeric display shows the
current Heater Activation mode.
• "00" indicates dispenser heater controlled by measured
humidity.
• "01" indicates dispenser heater always ON.
• To advance between control mode, use "+" or "-" key. Once
desired setting is selected, push "Drawer" key to activate then
"Max Cool" to exit this mode.
Service Test - 88 Ice Box Air Duct Heater Activation Mode
• When entering service test, the numeric display shows the
current Heater Activation mode.
• "00" indicates dispenser heater controlled by cooling
performance.
• "01" indicates dispenser heater always ON.
• To advance between control mode use "+" or "-" key. Once
desired setting is selected, push "Drawer" key to activate then
"Max Cool" to exit this mode.
Service Test - 89 Run FC Defrost Heater
• When entering this service test, defrost heater turns on and
stays on for 5 minutes or until the evaporator thermistor goes
above 60°F (15.5°C).
• "ON" will be displayed while the operation is executed.
Service Test - 90 Run RC Defrost Heater
• When entering this service test, defrost heater turns on and
stays on for 5 minutes or until the evaporator thermistor goes
above 60°F (15.5°C).
• "ON" will be displayed while the operation is executed.
Service Test - 91 Run a Forced Defrost
• Activates the forced defrost.
• When "ON" is selected and exiting Service mode, defrost will
be executed.
• When "OFF" is selected and exiting Service mode, defrost will
NOT be executed. To advance between control mode "ON"
or "OFF" Use "+" or "-" key. Once desired setting is selected,
push "Drawer" key to activate then "Max Cool" to exit this
mode.
Service Test - 92 Turn All UI LEDs ON
• When entering service test all indicators and buttons will light
up in the two UIs.
• The icons automatically turn off after 30 seconds.
Service Test - 93 UI Button and Pad/Paddle Test
• When inside service test, the numeric display shows "00" for
no key press and "01" for key or pad pressing.
Service Test - 96 Water Valve General Test
• When entering service test, the Water Dispenser Valve turns
on for 7 seconds.
French-Door Bottom Mount Refrigerator
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1-22
For Service Technician Use Only
Service Test - 97 Door Ice Maker Valve General Test
• When entering service test, the Door Ice Maker Water Valve
turns on for 7 seconds.
Service Test - 98 Freezer Ice Maker Valve General Test
• When entering service test, the Door Ice Maker Water Valve
turns on for 7 seconds.
Service Test - 100 Display Water Filter Gallons Remaining
• Displays the remaining gallons of water left on the water filter.
Service Test - 101 Display Water Filter Days Remaining
• Displays the remaining days left on the water filter.
Service Test - 102 Display Days since Last Water Filter Reset
• Displays the total amount of days since the last water filter
reset.
Service Test - 103 Display Number of Water Filter Resets
• Displays the total amount of water filter resets that have
occurred over the life of the product.
Service Test - 104 Read Humidity Measurement
• Displays measured humidity as a percentage.
Service Test - 105 Air Filter Usage
• Displays the total amount of days since the last air filter reset.
Service Test - 106 Wi-Fi Link Connection Self Test
• While the test is in progress, the display will show: "00" – Link
Test in Progress.
• Following the completion of the Link Test, the display will
transition to the following code designation: "01" – Not able
to link with AP or WISE. "02" – Not able to link with WISE.
"03" – Connected to AP and WISE.
Service Test - 108 Wi-Fi Antenna 1 Signal Strength
• Display the measured value as a percentage of possible range.
The possible range to the technician is 0 to 100%.
Service Test - 110 Display Current Smart Grid Mode
• Display "0" for Smart Grid mode not active, "1" for delay ice
making Smart Grid mode active, "2" for delay ice making and
cooling Smart Grid mode active.
Service Test - 111 Smart Grid Mode 1 Counter
• Displays the number of times the unit has entered Smart Grid
mode 1. Allowable range is from 0 to 999 instances.
Service Test - 112 Smart Grid Mode 2 Counter
• Displays the number of times the unit has entered Smart Grid
mode 2. Allowable range is from 0 to 999 instances.
Service Test - 115 Control Ice Door Motor Using Ice Pads
• The display will follow the door position during this test using
the following designation:
• "01" – Closed
• "02" – Opening
• "03" – Open
• "04" – Closing
Service Test - 120 Door Ice Maker Self Diagnostics
• The display shall show the following transitions as they occur.
"00" – Stopped
"01" – Moving Counterclockwise to Ice Break Position