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Service and Installation Manual

 

1.1 Function of LEDS 

 
 
 
 
 
 
 
 
 

 
2.    MAIN    FUNCTIONS                                                                                                                                                                                                               

 

 
2.1 HOW TO VIEW THE SET POINT 

1. Push and immediately release the 

SET

 key. The display will show the set point value. 

2.  Push  and  immediately  release  the 

SET

  key  or  wait  for  5  seconds  to  display  the       

sensor value again. 

2.2 HOW TO CHANGE THE SET POINT

 

1. Push the 

SET

 key for more than 2 seconds to change the set point value. 

2. The value of the set point will be displayed and the 

  LED starts blinking. 

3. To change the set value, push the 

  or 

  key within 10s. 

4. To set a new point value, push the SET key again or wait 10s. 

2.3 HOW TO START A MANUAL DEFROST 

Push the 

  key for more than 2 seconds and a manual defrost will start 

2.4 HOW TO LOCK THE KEYBOARD 

1. Keep pressed the 

  and 

    keys for more than 3s. 

2. The 

“POF” message will be displayed and the keyboard will be locked. At this point, it will be possible only 

to see the set point or the MAX or Min temperature stored. 
3. If a key is pressed more than 3s, the 

”POF” message will be displayed. 

2.5 HOW TO UNLOCK THE KEYBOARD 

Keep pressed the 

  and 

  keys together for more than 3s until the 

“Pon” message is displayed.   

 
3.    ALARM SIGNALS                                                                                                                                                                                                             

 

 
HOW  TO  VIEW  THE  ALARM  AND 
RESET THE RECORDED ALARM 

1. Push the 

  or 

  key to 

display the alarm signals. 
2. When the signal is displayed, hold 
the 

SET

 key until the 

“rst” message 

is displayed, and push the 

SET

 key 

again. The 

“rst” message will start 

blinking and the normal temperature 
will be displayed again. 
 
 
 
 
 
 
 

Содержание PUC28F

Страница 1: ...ervice Installation and Care Manual Please read this manual completely before attempting to install or operate this equipment Notify carrier of damage Inspect all components immediately See page 2 IMP...

Страница 2: ...uring unloading so the equipment is not damaged while being moved into the building 1 Visually inspect the exterior of the package and skid or container Any damage should be noted and reported to the...

Страница 3: ...ervice and Installation Manual 3 SPECIFICATION MODEL V Hz Ph AMPS STORAGE CAPACITY Cu ft HP SHELF CAPACITY Sq ft BTU CHARGE OZ SHIP WEIGHT LBS NEMA PLUG PUC28F 115 60 1 7 6 5 1 2 14 3500 12 3 291 5 15...

Страница 4: ...er because the doors will line up with the frames properly the cabinet will not be subject to undue strain and the contents of the cabinet will not move around on the shelves Use a level to make sure...

Страница 5: ...Defrosting Every 6 hours the unit will turn off to let the ice on the evaporator coil clear up The control will display the defrost symbol When the coil temperature reaches the terminal temperature o...

Страница 6: ...ROST Push the key for more than 2 seconds and a manual defrost will start 2 4 HOW TO LOCK THE KEYBOARD 1 Keep pressed the and keys for more than 3s 2 The POF message will be displayed and the keyboard...

Страница 7: ...condenser coil can initially cause high temperatures and excessive run times Continuous operation with dirty or clogged condenser coils can result in compressor failures Neglecting the condenser coil...

Страница 8: ...r seals Also never use sharp tools or knives to scrape or clean the gasket which could possibly tear the gasket and rip the bellows Gaskets can easily be replaced and don t require the use of tools or...

Страница 9: ...Service and Installation Manual 9 WIRING DIAGRAM MODEL PUC28F...

Страница 10: ...Service and Installation Manual 10 WIRING DIAGRAM MODEL PUC28F...

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