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Part Number 550-141-918/0304

LGB

LGB-4

-4

•

Control Supplement

•

UCS

•

Nat. Gas

Figure 1a

Pilot burner

assembly

Figure 1b

Pilot location

nstall pilot burner. See Figures 1a and 1b. Follow Figure 1b for pilot burner location, placing

the burner with pilot bracket in the fourth position from the left for the LGB-4 and the fifth
position from the left for the LGB-5, as shown.

nstall gas controls and ignition control as shown in Figure 3 on page 7.

n Canada — mount rating plate on interior jacket panel.

Installation

Содержание LGB-4

Страница 1: ...6 Verification testing 7 Parts 8 These terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning the life of the...

Страница 2: ...ilot burner See Figures 1a and 1b Follow Figure 1b for pilot burner location placing the burner with pilot bracket in the fourth position from the left for the LGB 4 and the fifth position from the le...

Страница 3: ...eg at inlet of gas connection to boiler Where local code utility requires extend drip leg to floor 7 Install ground joint union when required for servicing 8 Support piping by hangers not by boiler or...

Страница 4: ...Part Number 550 141 918 0304 LGB LGB LGB LGB LGB 4 4 4 4 4 5 5 5 5 5 Control Supplement UCS Nat Gas 4 III Wiring...

Страница 5: ...1 The boiler must be electrically grounded according to the National Electrical Code ANSI NFPA No 70 latest edition Use 105o C thermoplastic wire or equivalent if any original wire must be replaced G...

Страница 6: ...Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water 1 STOP Read the safety informatio...

Страница 7: ...If the valve seals properly there should be no gas pressure present Remove manometer and hose barb and replace pipe plug in pressure tap 4 Remove the manometer and plug any open pressure taps 5 Follow...

Страница 8: ...41 918 0304 LGB LGB LGB LGB LGB 4 4 4 4 4 5 5 5 5 5 Control Supplement UCS Nat Gas 8 Weil McLain 500 Blaine Street Michigan City IN 46360 2388 http www weil mclain com Figure 3 Control and gas compone...