Elitech EK-3010 and EK-3010L

Six-key touch controller with one relay that switches on and off at two separate temperatures (On Temp and Off Temp), in cooling or heating mode.

What it is: Cool room / heating controller. Both models use the same On Temp / Off Temp keys and F9–F14 / H1–H6 settings.

Key combo: Tap the lock/OK key 1 s to unlock. Hold lock/OK 5 s for the system (F) menu.

Error codes ↓
Enter service mode ↓
Parameters ↓
Change a setting ↓

Elitech EK-3010 and EK-3010L error codes

Code	Meaning	Likely cause	How to reset
E1	Cabinet probe fault	Probe open or shorted	Compressor stops for H1 (30 min) then runs H2 (15 min) until the probe reads again. Buzzer sounds.
HA	High temperature alarm (alternates with the reading)	Refrigeration: above On Temp + F11 for longer than F12. Heating: above Off Temp + F11	Clears once back inside the band. Any key mutes the buzzer.
LA	Low temperature alarm (alternates with the reading)	Refrigeration: below Off Temp − F11 for longer than F12. Heating: below On Temp − F11	As HA.
Err	Settings did not save	Memory write error	Returns to normal after 5 s. Power-cycle and set again.
rES / COP / don	Reset prompts	Factory reset, save installer preset, load installer preset	Press the lock/OK key within 3 s to confirm; YES shows.

How to enter service / parameter mode

The keypad locks itself after 30 s idle (padlock lit). Press the lock/OK key for 1 second to unlock.
On Temp and Off Temp: tap the matching key, adjust with up/down, press lock/OK to save.
System menu: hold lock/OK for more than 5 seconds. The first F code shows.
Hidden H menu (EK-3010): inside the system menu hold the defrost key 5 s and enter the access code given in the manual.

Parameter list

Code	What it does	Range	Default / typical
On Temp	Temperature where the output switches on	Cooling: Off Temp to 85 °C. Heating: −40 °C to Off Temp	Cooling 10.0 °C
Off Temp	Temperature where the output switches off	Cooling: −40 °C to On Temp. Heating: On Temp to 85 °C	Cooling −10.0 °C
F9	Compressor restart delay	0 to 10 min	0
F10	Alarm hold-off after power-up	0 to 24.0 h	2.0 h
F11	Alarm band	0 to 50.0 °C	5.0
F12	Alarm delay	0 to 120 min	10
F13	Probe offset	−10.0 to 10.0 °C	0.0
F14	Mode	0 cooling, 1 heating	0
H1	Off time with probe fault	1 to 60 min	30
H2	On time with probe fault	0 to 60 min	15
H3	High alarm (absolute mode)	H4 to 85 °C	20.0
H4	Low alarm (absolute mode)	−40 °C to H3	−20.0
H5	Alarm mode	0 absolute (H3/H4), 1 relative to On/Off Temp ± F11	1
H6	Buzzer on alarm	0 no, 1 yes	1

How to change and save a setting

Step to the code with up/down and tap lock/OK to show the value.
Adjust with up/down (hold to run fast), tap lock/OK to store.
Hold lock/OK 5 s, or wait 30 s, to save and exit.

Other useful key presses

Task	How
Factory reset	Locked: hold up 10 s, rES shows; press lock/OK within 3 s
Save installer preset	Locked: hold On Temp 10 s, COP shows; press lock/OK
Load installer preset	Locked: hold Off Temp 10 s, don shows; press lock/OK. Power-cycle afterwards
Mute buzzer	Any key

Notes

Power-cycle the controller after any reset or preset load.
If no installer preset was ever saved, loading it gives factory defaults.

For licensed technicians only. This equipment can involve mains voltage, high-voltage microwave circuits, gas and refrigerant. Isolate power (and gas) before opening panels, follow the manufacturer's manual and your local licensing rules (for example ARC refrigerant handling and electrical or gas licences). Wrong settings can spoil food or damage equipment. Check every value on the unit in front of you before changing it.

Based on: Elitech EK-3010 and EK-3010L temperature controller user manuals. Always check the manual for your exact model and software version.

ServiceModes is not affiliated with Elitech or any other manufacturer. Written in our own words from the manufacturer's documentation.