Roberts Gorden UHD[X][S][R] 125 service manual Ignition Electrode and Flame Probe, Heat Exchanger

SECTION 14: REPLACEMENT PARTS

14.3 Ignition Electrode and Flame Probe

		Inshot
		Burners
Manual Reset
Limit Switch
(Position may vary.)
		Flame
	Flame	Probe
	Probe
Limit
Switch
		Burner Compartment
Ignition		Front Views
Electrode
		Ignition
		Electrode

.120 (3 mm) spark

gap

Inshot

Burners

To replace the electrode or flame probe, remove the electrical lead and screw.

Pull out from mounting. Refit in reverse ensuring that the gap to burner is as shown in the front view of the burner compartment.

Description	Part Number	Qty
Spark Electrode	90427411	1
Automatic Ignition Flame Probe	90439300	1
Transformer	90436900K	1
Ignition Module	90434008	1
Inshot Burners UHD[X][S][R] 75	92000002	5
Inshot Burners UHD[X][S][R] 100	92000002	6
Inshot Burners UHD[X][S][R] 125	92000002	7
Limit Switch	90412104	1
Manual Reset Limit Switch (75 only)	90412106	1

14.4 Heat Exchanger

The heat exchanger consists of a six-pass design with 1.5" outer diameter [aluminized steel] [409 stainless steel] tube. The tube plates are made of [aluminized steel] [409 stainless steel]. The tube supports are made of [galvannealed steel] [409 stainless steel].

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