d) High Temperature Alarm Delay Time (F3)

To change the high temperature alarm delay time, follow the steps below.

 

1)

Make sure the jumper is removed between connector K151 pins 7 and 8 on the control

 

board. Otherwise you will not be able to access this setting. For details, see "D.1.

 

 

Gaining Access to Settings and Diagnostics."

 

2)

Press and hold both the

button and the

unmarked, blank button for 5 seconds.

 

"F0" should appear in the display window. Press the MANUAL DEFROST button until

 

"F3" appears in the display window.

 

 

 

3)

Press the

unmarked, blank button to display the current setting. Press the

up or

 

down button to increase or decrease the high temperature alarm delay time.

 

 

Note: The time can be adjusted between 0 and 180 minutes in 60 minute increments.

 

The display corresponds to time as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

Display

Detection Time

 

 

 

 

 

 

 

 

(minutes)

 

 

 

 

 

 

0

 

0

 

 

 

 

 

 

1

 

60

 

 

 

 

 

 

2

 

120

 

 

 

 

 

 

3

 

180

 

 

4)

Press the

unmarked, blank button to save the setting.

 

5)

Press the MANUAL DEFROST button to return to the menu screen. Press and hold

both the button and the unmarked, blank button for 5 seconds to exit the setting mode and return to the temperature display.

6)If a jumper was present between connector K151 pins 7 and 8, reconnect it after all setting and diagnostic work is complete.

e)Low Temperature Alarm Delay Time (F4)

To change the low temperature alarm delay time, follow the steps below.

1)Make sure the jumper is removed between connector K151 pins 7 and 8 on the control board. Otherwise you will not be able to access this setting. For details, see "D.1. Gaining Access to Settings and Diagnostics."

2)Press and hold both the button and the unmarked, blank button for 5 seconds. "F0" should appear in the display window. Press the MANUAL DEFROST button until "F4" appears in the display window.

3)Press the unmarked, blank button to display the current setting. Press the up or

down button to increase or decrease the low temperature alarm delay time. Note: The time can be 0 or 60 minutes. The display corresponds to time as follows:

Display

Detection Time

 

(minutes)

0

0

160

29

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Image 29
Hoshizaki HWR68A(-D), HWR40A(-D), HUR96A(-D) High Temperature Alarm Delay Time F3, Low Temperature Alarm Delay Time F4