Burnham V8 Series manual Gpm

Figure 15A: Schematic Tankless Heater Piping

TABLE 2A: TANKLESS HEATER DATA:

Rear Mounted Heater on Steam and Water Boilers

		Heater Rating		Pressure Drop
Boiler	Heater	(GPM)		thru Heater
				(PSI)
Model	No.
		Steam	Water	Steam	Water
V83	V1-2	2.75	3	3.9	4.7
V84	V1-2	3	3.25	4.7	5.6
V85	V1-2	3.25	3.5	5.6	6.4
V86	V1-2	3.75	3.75	7.2	7.2
V87	V1-2	3.75	4	7.2	8
V88	V1-2	4	4.5	8	9.8
V89	V1-2	4	4.5	8	9.8

TABLE 2B: TANKLESS HEATER DATA: Front Mounted Heater on Water Boilers

Boiler	Heater	Heater	Pressure Drop
		Rating	Thru Heater
Model	No.
		(GPM)	(PSI)
V83	222A	3	22
V84	222A	3.5	22
V85	222A	4	30.5
V86	222A	4.5	33
V87	222A	4.6	33
	A54	5.5	36
V88	222A	4.75	40
	A54	6	39.5
V89	222A	4.75	40
	A54	6	39.5

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