Fisher & Paykel RX256DT4X1, Service Manual

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8.3.4.8 Service Test 8 - Freezer Performance Adjustment.
This test will allow the service technician to adjust the control performance points. Each step will
incrementally change the freezer performance warmer (towards 1) or colder towards (9) as adjusted.
The default value is 5.
•
The Refrigerator Temperature Up/Down keypads / are used to adjust the Performance
Offset value. WARMER (1 2 3 4
5
6 7 8 9) COLDER.
DEFAULT
COLDER
•
The last Freezer Performance Offset value displayed before leaving test 8 will be saved when
the refrigerator door(s) is closed.
8.3.5 Show Room Mode
A manual method to put the electronic control into a Show Room Mode has been provided. In this mode, the
control display and keypad will operate normally, but all all of the cooling and air moving devices will remain off.
The unit will remain in Show Room Mode until power is removed from the unit.
The Show Room Mode is set using the refrigerator display and keypad. Enter the Show Room Mode
by performing the following sequence of events:
1. Hold the fresh food compartment door light switch closed.
2. Press
the
FREEZER TEMPERATURE UP
keypad 3 times consecutively.
NOTE:
The three
keystrokes must be done consecutively within 10 seconds.
3. Release the fresh food compartment door light switch.
4. The control will display “S” in the freezer display and “H” in the fresh food compartment display to
confirm entry into Show Room Mode.
5. Entry to the Show Room Mode is confirmed by pressing the
FREEZER TEMPERATURE UP
keypad once more.
6. Once the Show Room Mode is confirmed, the display will return to a normal operating display with
set point values.