Esoteric DV-30s Service Manual download pdf (Page 34)

34 REPLACEMENT OF PARTS Manual No. 405/0101

REPLACEMENT OF PARTS - PAGE 34

9.11 TO REPLACE THE BOILER THERMOSTAT

Refer to Fig. 37.

1. Remove the case as described in section 7.1.

2. Remove the boiler thermostat control knob from the front

of the control box (pulls off).

3. Remove the thermostat fixing nut and washer from the

front of the control box.

4. Remove the four screws securing the control box front

cover and carefully swing down the cover.

5. Withdraw the boiler thermostat and disconnect the three

leads, noting their position.

Orange to terminal 3(C), Brown and Black to terminal 2.

6. Unhook the thermostat capillary from the side of the

control box and any retaining clips.

7. Connect the three leads to the new thermostat and

position it in the control box front, ensure that the locating

tag is located in the small hole and secure in position with

the nut and washer previously removed.

Fig. 37

8. Replace the control box front, routing the capillary the same as the old one and retaining it in position to the side of the

control box. Secure the control box front in position with the four of the screws previously removed. Ensure that the

boiler thermostat capillary is located in the cut out in the side of the control box.

9. Replace the thermostat control knob.

10. Remove the fixing retaining the thermostat phial and remove the old thermostat.

11. Position the new thermostat phial so it is in contact with the pipe along its full length and retain in position with the

fixing previously removed.

12. Replace the case as described in section 7.5.

13. Refer to the Lighting Instructions, section 8. Light the boiler and allow it to heat up. Check that the boiler thermostat

switches the boiler off and on when the thermostat is turned to 7.

9.12 TO REPLACE THE COMBUSTION

CHAMBER INSULATION PANELS

Refer to Fig. 38 (heat exchanger omitted for clarity).

1. Gain general access as described in section 9.1.

2. Perform paras 2, 3, 4, 5 & 8 of section 7.2.

3. Remove the screws (four on the 80 model, six on the

other models) securing the combustion chamber front

cover and remove the cover.

4. Slide out the damaged insulation panel(s) and carefully

replace with new one(s).

The rear panel should be lifted up a few mm then pulled

forwards out of its bottom locating channel.

Note: For some models it may be necessary to remove

the burner first - refer to section 9.5, paragraphs 3 to 7.

5. If the burner was removed, replace it and reassemble the

boiler as described in section 9.5 paragraphs 9 to 16.

If the burner was not removed, replace the combustion

chamber front cover and secure in position with the

screws (four or six) previously removed then reassemble

the boiler as described in section 9.2.

6. Refer to the Lighting Instructions, section 8 and light the

boiler.

Fig. 38

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 45 46

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Esoteric DV-30s Service Manual Page 34

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