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Summary of Contents for Gram Eco
- Page 1 Operating- and servicemanual Gram Eco / Superior 765041642...
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Page 2: Table Of Contents
Content MPC 46 and the menus. When servicing the product. Start-up sequence Defrosting Temperature control and regulation: Keylock Error codes Reminder of cleaning the condenser air filter Resetting the FILTER alarm Compressor counter time setting ... -
Page 3: Mpc 46 And The Menus
MPC 46 and the menus. The menus are divided up in two main menus. A menu for presentations of values in the display and settings for alarms parameters, and another menu for technical, practical or physical settings to a normal refrigerator or freezer. -
Page 4: When Servicing The Product
When servicing the product. Make sure the appliance is switched off at the socket before service is performed on electrical parts. It is not sufficient to switch off the cabinet by the START/STOP key as there will still be voltage to some electrical parts of the cabinet. Start-up sequence When the product switches ON, the software is loaded into the MPC-46. - Page 5 Start up after power on – hot product. On hot products or if the product has just been unpacked and connected to mains power, the temperature is so high that the defrosting cycle is cancelled, and refigeration starts immediately. Because the product has not been running before, the setpoint is displayed and not the current temperature. Text ...
- Page 6 Start up after power on – cold product. On cold products, or if the product has been turned off for a short while, and the evaporator temperature is still below the freezing point, a defrosting cycle will be activated, and refrigeration starts later. Because the product has not been running before, the setpoint is displayed and not the current temperature.
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Page 7: Defrosting
Defrosting The defrosting cycle runs 4 times each day. If the cabinet is operating under severe load (frequent door opening and frequent replenishment) manual defrosting can become necessary. To start manual defrosting: Push for more than 3 seconds. Refrigerator: Control lamps for fan and defrosting light up. -
Page 8: Keylock
Keylock The keypad can be locked by simultaneously pushing for more than 5 seconds. lights to indicate that the keys are locked, and a short beep sounds. Now it is not possible to use the keys for temperature setting etc. The same code is to be used for unlocking the keypad again. -
Page 9: Compressor Counter Time Setting
Compressor counter time setting The default time value for the compressor counter is 600 hours. The value can be changed i intervals of 50 hours. Minimum value = 200 hours Maximum value = 2000 hours To change the value, proceed as follows: ... -
Page 10: User Menu
User menu Push on buttons at the same time in more than 3 sec. and the first Setup menu appears in the display. With buttons its possible to look through each menu items in the “User menu”. Push on button to activate the desired item and adjust the setting with buttons. - Page 11 User menu overview: >3 sek. 765041642...
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Page 12: Visual And Acoustic Settings
Visual and acoustic settings Push on buttons at the same time in more than 6 sec. and the menu item [ A ] appears in the display. With buttons it’s possible to look through the main menu item [ A ] and [ P ]. Push on button to enter the submenu from the main menu items. -
Page 13: Settings For Running Cycle
Settings for running cycle Push on buttons at the same time in more than 6 sec. and the menu item [ C ] appears in the display. With buttons it’s possible to look through the main menu item [ C ], [ F ] and [ d ]. Push on button to enter the submenu from the main menu items. - Page 14 >6 sek. 765041642...
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Page 15: Test Program For Relays And Electrical Components
Test program for relays and electrical components Push on buttons at the same time for more than 6 sec. and the menu item [ tC ] appears in the display. Note: When this test program is started, all outputs are de-activated, which means the cabinet is turned off. It might be experienced that the compressor does not start again after leaving the program, because the compressor protection “forced pause”... -
Page 16: Display Of Current Sensor Inputs
Display of current sensor inputs Push on buttons at the same time in more than 6 sec. and the menu item [ P-A ] appears in the display. With buttons its possible to look through each menu items to check each sensor in the cabinet. Push on button to activate the actual sensor and the display shows the actual temperature. -
Page 17: Parameter Settings In Commercial Program Variants
Parameter settings in commercial program variants 765041642... -
Page 18: Changing Door Hinge Side
Changing door hinge side. The door can be changed from left hand-hinged to right hand hinged or vice versa. Example: Changing from right hand to left hand hinged door. Disconnect the cabinet from mains power ! 765041642... - Page 19 765041642...
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Page 28: Plug Connections Onboard The Controller
Plug connections onboard the controller The description here below explains the plugs or terminals to each special function and relay. Plug Electrical component Description 230 Volt relay – K1 The relay supplies the compressor and the condenser fan with power. 230 Volt relay –... - Page 29 Digital input from the door contact When these terminals are not in use, the controller lets the evaporator fans keep running. By shortcutting the terminals, the fan stops. Room sensor input NTC sensor Evaporator sensor input NTC sensor Condenser sensor input 1 NTC sensor Condenser sensor input 2 NTC sensor...
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