Hoshizaki FTC-120MDA, Service Manual

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25
5. CONTROLLER
[a] RTC SERIES
[8]
[7]
[6]
[2]
[3]
[4]
[1]
[5]
[1] Defrost Indicator Light
[2] Refrigeration Indicator Light
[3] Set Key
[4] Defrost/Reset Key
[5] Set Indicator Light
[6] Screen
[7] Down Key
[8] Up Key
Operation Panel
Indicator Lights
Indicator Light Symbol Status Meaning
Set indicator light SET
On Parameter setting
Off Measuring and controlling status
Flash Parameter check, password input
Refrigeration indicator light
On Refrigerating
Off Refrigeration stopped
Flash Refrigeration delayed
Defrost indicator light
On Defrosting
Off Defrost stopped
Parameters
Code Function Set Range Default Unit
F01 Menu password 00 to 99
00: cancel keypad lock function
55 NC
F02 Temperature value setting -2 to +12 1
°
C
F03 Temperature return difference setting 1 to 15 4
°
C
F04 Delay time of compressor startup 1 to 15 3 min
F05 Cabinet temperature calibration -5 to +5 -1 ° C
F06 Maximum defrost time 1 to 60 60 min
F07 Defrost cycle 1 to 30 6 30 min
F08 Defrost termination temperature -20 to +30 5 ° C
F09 Whether activate evaporator sensor
or not
00: inactivate
01: activate
1 NC
Key Functions
Key Function
Set key SET Press to enter password input status; Parameter setting mode;
Switch mode between menu and parameter
Up key
Press to check set point temperature; Choose menu item;
Adjust parameter and password value
Down key
Press to check evaporator sensor value; Choose menu item;
Adjust parameter and password value
Defrost/reset key Exit parameter setting status; Manually start or stop defrosting