42
SERVICING
isar -
Installation and Servicing
2
Display
unit
Ecl
2044
Note.
Only the display unit is replaced.
1. Refer to Frame 50.
2. Loosen the screw on the underside of the user control.
3. Pull the display unit forward to remove.
4. Push the new display unit into position.
5. Reassemble in reverse order.
6. Check operation of the boiler. Refer to Frame 50.
65 USER CONTROL REPLACEMENT
66 PRESSURE GAUGE REPLACEMENT
1. Refer to Frame 50.
2. Drain the boiler. Refer to Frame 69.
3. Unscrew the pressure gauge and discard.
4. Fit the new pressure gauge, using a suitable jointing
compound.
5. Refill the boiler. Refer to Frame 29.
6. Check operation of the boiler. Refer to Frame 50.
2041
Pressure gauge
Flow isolation valve
(shown in the open position)
Display
unit
User control
Ecl
2404
SER
VICING
Содержание isar m30100
Страница 1: ......