Crown Mega-Stor 2 Installation Manual

Table 3.2: Maximum Possible Continuous Draw

(180F Boiler Supply, 77F DHW Rise, 135F Outlet)

(a) (b) (c)

Model

Continuous Draw

(Gal/min)

Min Boiler Output

(MBH)

MS2-030 2.3 87

MS2-040 2.7 101

MS2-050 3.2 121

MS2-075 3.9 150

MS2-119 6.9 264

Table 3.3: AHRI First Draw Rating*

(a) (b) (c)

Model

Draw Rate

(GPM)

First Draw Rating

(Gal)

MS2-030 2.3 23

MS2-040 2.7 31

MS2-050 3.2 44

MS2-075 3.9 69

MS2-119 6.9 81

* First Draw Rating is the amount of stored water available from a fully recovered indirect water heater, with no boiler output

during the draw, before the outlet temperature falls by 25F. At draw rates higher than that shown in column (b), less stored hot

water may be available.