41
SERVICING
isar -
Installation and Servicing
3
Ecl 2445
Display
unit
User control
1. Refer to Frame 50.
2. Remove the casing front & bottom panel.
Refer to Frames 42 & 43.
3. Remove the 2 screws and allow the user control to lower.
4. Push out the mains switch from the rear, as shown.
5. Fit the new switch, ensuring that the electrical leads are
65
MAINS SWITCH REPLACEMENT
64
CONTROL BOX REPLACEMENT
1. Refer to Frame 50.
2. Remove the casing front & bottom panel.
Refer to Frames 42 & 43.
3. Swing the control box down into the servicing position.
Refer to Frame 44.
4. Unplug the user control electrical lead and low voltage
lead from the control box and remove the control. Refer
to diagram A.
5. Return the control box to the working position and
secure with the clamp. Unscrew the mounting bracket
screws to remove the bracket. Refer to diagram B.
6. Release the clamp and carefully remove the control
box from the hinge arms. Refer to diagram C.
7. Unplug all the electrical wiring from the control box and
remove.
8. Transfer mounting bracket and hinge arms to the new
control box.
9. Reassemble in reverse order, ensuring that the control box
is located correctly in the housing before reconnecting the
electrical wiring.
10. Check operation of the boiler. Refer to Frame 50.
replaced on the correct terminals (refer to Frame 34) and
the key on the switch is correctly aligned with the slot in the
plastic moulding.
6. Reassemble in reverse order.
7. Check operation of the boiler. Refer to Frame 50.
SER
VICING
