5
3.
Resting
Period
-
After heater is Off there is a 5 min resting period.
- HEATER, FAN, COMP ALL OFF.
4. FAN Off
- After Resting Period FAN is off for Maximum 5min.
- Only COMP Operates for the EVA
- If Temp. is under 14℉(-10℃) before 5 min, FAN will go off and activate normal
operation.
6
REF.
Defrost
System
- Operate FAN for Defrost.
- If Air Sensor ERROR, Defrost for 30 min and return.
- After 30min Defrost, Air Sensor displays return Temp.
- When Temp. reachs the return temp. normal operation.
※When Set-up Temp. is under 30℉(-1℃), Return Temp. is 37℉(+3℃)
When Set-up Temp. is above 32℉(0℃) Return Temp. is 41℉(5℃).
7
HTR Control
(BOX HTR)
- When COMP ON POINT Temp. is higher than RT Temp. HTR goes OFF.
- When RT Temp. is above 78℉(26℃) HTR is On.
- When RT Temp. is between 78℉(26℃)~Comp On Tem,p. HTR is 10min ON 10min OFF
- When RT Temp is below Comp On Temp. HTR goes OFF.
8
REF.
Frost Prevent
System
- COMP OFF → EVA FAN OFF.
- To prevent REF. EVA Frost, If Room Temp. is under 32℉(0℃) FAN activates.
9
Door Open
and Alarm
1. Door Open LED will blink until closer every 0.5 sec.
2. When Door is open over 3 min, Buzzer will chirp every 0.5 sec until closer.
10
FAN
1. Operate with Comp.
2. If the door opens, the fan stops.
11
Lamp
1. Door Open - LED Lamp Off
Door Close - LED Lamp On
- Door Error : LED Lamp Off
12
Vapor Pan
ERROR
Display
- Vapor fan ERROR : beeping sounds with SEGMENT blinks
Temp.(3sec) -uFn(0.5sec) repeat.
- Beeping sounds goes for 5min.
- Vapor Pan ERROR can be disabled or enabled by OPTION.
13
Condenser
Alarm
- Alarms for an hour if set-up period is passed..
- Alarms goes on with SEGMENT "CL".
- Alarms every 1 sec for an hour.
- Return : Power On after Off, Push △ & ▼ at the same time for 3 sec
Содержание LRT-23H
Страница 1: ...Commercial Upright Refrigerator Freezer Service Manual ...
Страница 4: ...1 Specifications A Dimensions 1 LRT 771H LFT 771H ...
Страница 5: ...2 LRT 1471H LFT 1471H ...
Страница 6: ...3 LRT 72H LFT 72H ...
Страница 45: ...3 WIRING DIAGRAM T23R T23F ...
Страница 46: ... T49R T49F ...
Страница 47: ... T72R T72F ...
Страница 63: ...5 ELECTRONIC CONTROL INSTRUCTIONS 5 1 FREEZER CONTROL 5 1 1 HOW TO USE THE DISPLAY PCB PANEL ...