Dometic RM182B service manual

8. Replacing the burner-jet ( E Fig. 1 2 )

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1.Unscrew union nut (F, Fig. 12) of gas pipe by using a lo mm fork-spanner and a second one (14 mm) to hold counterpart the jet.

2.Unscrew burner jet from the bottom part of gas-burner.

3.Screw in the new burner jet, refit gas pipe.

IMPORTANT: The gasket (G, Fig.12) between the lower part of the burner and the burner-jet must be replaced by a new one and carefully posi- tioned to ensure that the burner is properly sealed.

9. Cooling unit replacement.

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1.Unscrew thermo-coupling (I, Fig.11) from thermo-current adapter (J,Fig.ll).

2. Unscrew clip (0, Fig.11) for gas-pipe (G, Fig.11) and thermocouple.

3.Remove the three connections (A, Fig. 13/R, Fig.ll), unscrew support bracket (B, Fig. 13) of the ventilator.

4.Unscrew thermostat (S, Fig. 11) from condenser fins and remove plug-connec-

tion of grounding cable (T, Fig. 11) above the condenser fins.

5.Squeeze the heater insulation in direction of arrow (A, Fig.8) until it clicks open. Pull open the insulation in direction of arrow (B, Fig. 8) and remove it.

6.Unscrew fixing screw (C, Fig.8) of the heater and remove the heater from its pocket by pulling straight up.

7. Unscrew union	nut (A, Fig. 14) of	flexible exhaust pipe (B, Fig. 14)using
a pipe wrench,	remove flexible pipe	and gasket from gas heating-pipe (C,Fig.l4).

8.Unscrew union nut (U, Fig.11) from air feed-pipe.

9.Unscrew six screws (A, Fig.15) from the bottom part of gas burner and two

screws from support bracket (B, Fig.15) of the drainage tube (C, Fig. 15).

lo. Take off bottom part of burner with thermocouple, gas pipe and spark igni- tor with cable from upper part of burner (D, Fig.15) by withdrawing to the right side .

11.Unscrew upper part of gas burner (D, Fig.15) with air inlet pipe (E, Fig.15) fran the gas heating pipe (F, Fig.15) (2 screws G, Fig. 15).

12.Unscrew locking plate from pilot sight peep (H, Fig.15).

13.Unscrew eight screws (I, Fig. 15) from the cooling unit attachment panel ‘and take cooling unit out of the cabinet.

14.For the installation of the cooling unit, proceed in the reverse sequence.

CAUTION: The location of the thermostat capillary tube should be noted at this time for relocation later on. The tubes must be placed in the correct position otherwise, improper performance will result..

IMPORTANT : The gasket (H, Fig.12) between the lower and upper part of the burner must be replaced by a new one and carefully positioned to ensure that the burner is properly sealed.

Also the gasket (I, Fig.12) between the upper part of the bur- ner and the gas heating pipe should be replaced too.

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