FAN KNOCKOUT PATTERN OPTIONAL FANS: DNMF100AC115 DNMF100AC230 31.47 in 799 mm O/A INTERNAL SPACE 29.52 in 750 mm USABLE SPACE 4.34 in 110 mm 2.00 in 51 mm 1.00 in 25 mm TOP VIEW SECTION A-A .41 in 10 mm 4.00 in 102 mm TYP 24.00 in 610 mm DETAIL B 3:1 O .75 in 19 mm 31.67 in 804 mm 4 CONCEALED HINGES 24.68 in 627 mm 38.25 in 972 mm 26.00 in 660 mm DETAIL B A 34.61 in 879 mm Item Number REAR OPENING FRONT VIEW R.S. VIEW REAR VIEW 2X DOUBLE K.O. O2.00/O2.50 BOTH SIDES FAN CUTOUT PATTERN OPTIONAL FANS: DNMF100AC115 DNMF100AC230 21.00 in 533 mm OPENING 18.31 in 465 mm 19" MTG 16.00 in 406 mm 12.00 in 305 mm 41.75 in 1060 mm A L.S. VIEW 4.17 in 106 mm Title HWM - REAR MOUNT ASSY 1 2 HWM - CENTRE SECTION 1 3 HWM - VENTED DOOR ASSY 1 4 19" TAPPED PANEL RAILS (PAIR) 1 PART NUMBERS HWM2420U26BK PAINTED BLACK SAND TEXTURED WINDOW FRONT DOOR 4 3X DOUBLE K.O. O2.00/O3.00 TOP AND BOTTOM POWER BAR MOUNTING WITHOUT USING 'U' SPACE BOTTOM VIEW FRONT VIEW DOOR REMOVED NOTES See Hammond Website for Additional Accessories Data subject to change without notice. Isometric drawing not to scale. 35.06 in 891 mm (20U) Quantity 1 2X DOUBLE K.O. O1.12/O1.38 TOP AND BOTTOM www.hammondmfg.com PART NO. HWM2420U26WDBK