Danfoss Optyma Plus V3.61 Manuel page 12

Manual
Factory reset
(all factory parameters can be
restored by the following
procedure)
Controller Replacement of a
unit on site
12
BC08728642552802-001601
Controller Installation
• Turn OFF the main power switch
• While holding simultaneously the up and down button, turn ON the main switch
• Message FAC is displayed, means "FACTORY RESET" restores factory settings
• After a short time message "typ" appears on the screen
• Activate parameter menu and go to parameter o61 (unit type)
• Enter the value 1 to 57 depending on the type of condensing unit (see table 1 on page 3)
• Store the entered value by pressing the middle button of the controller
• After 15 seconds without action the message "ref" appears on the screen
• Activate parameter menu and go to parameter o30 (refrigerant)
• Change the value to 3 (for refrigerant R134a),17(R507), 20(R407C), 19(R404A), 21(R407A), 37(R407F),
40(R448A), 41(R449A), 42(R452A) or 36 (R513A)
For INVERTER units only:
- Set parameter c71 to 2 (variable speed compressor)
- Set parameter o37 to 7 (frequency converter alarm on DI2)
• Store the entered value by pressing the middle button of the controller
• Go to parameter o67 (store values as factory setting)
• Change the value to "on"
• Validate the parameter entered by pressing the middle button of the controller
• After 15 seconds without action the message "OFF" appears on the screen
• Activate parameter menu and go to parameter r12 (main switch)
• Change the value to 1 (condensing unit will start if cooling demand from cold room controller)
• The "Day / Night" function must be reprogrammed too (see chapter Commissioning - Day/Night
- Function)
For Liquid injection models only (OP-xxxxxxxxxP02E), if o30 value is 19= R404A or 40=R448A or
41=R449A in controller,
• Push the upper or lower button to nd parameter code r84.
• Push the middle button until the value for this parameter is shown as 125
• Push the upper button to select the new value: 130.
• Turn OFF the main power switch
• Remove the new controller (remove all plugs, 2 x I-type screws and controller)
• Install the new controller
• Turn ON main power switch again, no factory reset needed
• After a short time message "typ" appears on the screen
• Follow same steps as shown in preceding chapter fth row and following
spare part code controller SINGLE pack: 118U3465
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