Roberts Gorden UHD[X][S][R] 175 Burner Compartment, Burner Injectors, NOTE: Separated combustion

SECTION 14: REPLACEMENT PARTS

14.2 Burner Compartment

The burner compartment is a sealed compartment. Following any work, re-seal the compartment with the gas pipe rubber seal fully in place and all screws fitted and tight.

Burner

Compartment

Cover Flame Probe

Viewing port

for flame probe

Remove flexible

air duct from spigot

Ignition Electrode

NOTE: Separated combustion

model shown.Viewing port for ignition electrode

Remove

access plate

Rubber Seal

Remove screws and

pull off burner

compartment cover

14.2.1 Burner Injectors

Ensure gas tight fitting of injectors.

Ensure correct alignment with burners.

Ensure all pipe joints are gas tight.

Burner venturi

Manifold

Remove manifold

screws and pull

out manifold

Manifold

Unscrew

Orfices

Marking

Folded

Hem

Inshot

Burners

Injectors

Burner

Screws

	UHD[X][S][R]	UHD[X][S][R]	UHD[X][S][R]	UHD[X][S][R]	UHD[X][S][R]	UHD[X][S][R]	UHD[X][S][R]	UHD[X][S][R]
MODEL	150	175	200	225	250	300	350	400
Orifice	7	8	9	10	11	12	14	14
Quantity
Natural Gas (G20)
Orifice
Marking	43	43	2.25 mm	2.25 mm	2.25 mm	40	40	40
P/N	91930043	91930043	91930225	91930225	91930225	91930040	91930040	91930040
Propane (G31)
Orifice
Marking	1.35 mm	1.35 mm	54	54	54	1.45 mm	53	53
P/N	91930135	91930135	91930054	91930054	91930054	91930145	91930053	91930053

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