Burner Compartment - Addison UHA 150 Installation, Operation & Service Manual

15.2 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.
NOTE: Flexible duct only applies
for model UHAS.
15.2.1 Burner Injectors
Ensure gas tight fitting of injectors.
Ensure correct alignment with burners.
Ensure all pipe joints are gas tight.
UHA[X][S]
MODEL 150
Orifice Quantity 7
Natural Gas (G20)
Orifice Marking 43
P/N 91930043
Propane (G31)
Orifice Marking 1.35 mm
P/N 91930135
Burner
Compartment
Cover
Flame Probe
Viewing port
for flame probe
Remove flexible
air duct from spigot
Ignition Electrode
Viewing port
for ignition electrode
Remove
access plate
Rubber Seal
Remove screws and
pull off burner
compartment cover
UHA[X][S] UHA[X][S] UHA[X][S]
175 200
8 9
43 2.25 mm
91930043 91930225
1.35 mm 54
91930135 91930054
UHA[X][S]
225 250
10 11
2.25 mm 2.25 mm
91930225 91930225
54 54
91930054 91930054
SECTION 15: R
EPLACEMENT
UHA[X][S] UHA[X][S] UHA[X][S]
300 350
12 14
40 40
91930040 91930040 91930040
1.45 mm 53
91930145 91930053 91930053
P
ARTS
400
14
40
53
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