Foster AD2-28 Replacing

Important:
These parts and instructions are intended for use by competent personnel only.
- Ensure that the appliance is isolated from the electrical
supply prior to any work commencing.
- The instructions should be read and understood prior to
disassembly of any parts or the disconnection of any
electrical connections.
- A full electrical safety test shall be carried out upon
completion.
Parts list - Please check the contents of the kit before commencing work.
- Display and connecting cable dependent on appliance model
- Controller and Wiring Centre dependent on appliance model
- M5 x 20 Screws
- Mains lead
- Front Control Panel or controller housing (depending on model/kit)
Fitting the components
1 Ensure that appliance is disconnected from the electrical supply.
2 Identify and label each cable that is connected to the controller and which controller output this is connected to. Note that the pressure switch connected to
the controller is now no longer required. This was for controller indication purposes only and this functionality is no longer applicable.
3 Remove the display ribbon cable.
4 Remove the cables from the controller.
5 Remove the probe(s) and replace with the probes provided. The probes should be positioned in the same locations that they are currently. To access the
display probe (located at the top left corner of the rear air duct) it will be necessary to remove the shelves and rear air ducts.
6 Remove the wiring centre from the support brackets by easing the wiring centre forward from the supporting brackets.
7 Fit the new wiring centre in the reverse procedure to removal. Ensure that the wiring centre is fully engaged with the support brackets.
8 Connect the outgoing cables to the wiring centre. The outputs are identified as;
RL1 - Compressor - Black cable
RL2 - Evaporator Fans - Orange Cable
RL3 - Defrost (not required on all appliances) - Red Cable
RL4 - Lights
9 Remove the front panel or, where the display is located in a housing at the top of the cabinet remove this housing.
10 Fit the new display module to the new front panel.
11 Connect one end of he display cable to the display module and the other end to the PCB and replace the front
panel securing it with the screws provided.
12 Ensure that all cables are neatly routed around the wiring centre to prevent trapping in the wiring centre lid.
13 Carry out a full electrical safety PAT test on the appliance before reconnecting the power.
14. Ensure that the appliance reaches the correct operating temperature.
15. Initiate and verify the defrost function.
16. Pass the user instructions to the customer.
1
Controller Conversion Kit -
Replacing AD2-28
with FM1-23
All models fitted with an AD2-28 Controller.
Note: Be aware that the display is not the controller. The display is connected to the control-
ler. To identify the controller please refer to the identification on this part of the system.
Note: The controller is programmed with the correct parameters for the appliance at the
time of manufacture. Any modifications that may have taken place that have required
adjustment to the parameters will need to be replicated following installation. Please
ensure you have the correct conversion kit for the appliance before commencing any work.
- Air probe
- Evaporator probe
- Display probe
- Wiring centre support blades
- User Instructions
UK
For more information:
Service +44 (0) 1553 780333
service@foster-gamko.com
Parts +44 (0) 1553 780300
parts@foster-gamko.com
Document ID code: 00-571086v1