Related Manuals for Bosch 125HX
Summary of Contents for Bosch 125HX
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Page 4: Front View
FRONT VIEW TOP (A) FRONT (B) BACK SIDES FLOOR (C) VENT DIAMETER SIDE VIEW MODEL 125 HX 12" 4" 0" 4" 12" 5"... - Page 9 MAXIMUM INLET GAS FLOW PRESSURE SETTING 2.000 ft - 4.500 ft Above 4.500 ft consult your local gas provider. GAS INLET PIPE PRESSURE TAP PLASTIC VENT CAP PRESSURE REGULATOR (with directional arrow on reverse side pointing upward) Altitude Natural Gas inches W.C: 0' - 2.000 ft 5.7"...
- Page 10 Nominal Iron Pipe Internal Size, Diameter inches inches 0.364 0.493 0.622 0.824 1.049 1 1/4 1.380 1050 1 1/2 1.610 1600 1100 2.067 3050 2100 1650 2 1/2 2.469 4800 3300 2700 3.068 8500 5900 4700 4.026 17,500 12,000 9,700 8,300 Length of Black Iron Pipe, Feet 1450 1270 1150 1050...
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Page 13: Pilot Orifice
PILOT ORIFICE Correct gap between pilot burner tip and electrode tip Piezo Electrode Flame sensor Piezo... - Page 15 It is extremely important for a tankless instantaneous water heater to have the right size gas line to obtain correct pressure...
- Page 16 Do not add any flow restrictor to the shower head.
- Page 17 6 720 606 804-10.1AL...
- Page 19 Cover Temperature adjustment knob Temperature adjustment collar Draft diverter Heat exchanger Main burner Main burner Burner assembly washer Throttle disc Pilot burner Pilot burner Pilot electrode Pilot orifice Pilot orifice Pilot tube Washer pilot tube Gas valve Gas valve Diaphragm switch Diaphragm switch Pilot electrovalve Burner electrovalve...
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