Graco Inc. 247554 Pressure Washer User Manual


 
Technical Data
22 312585E
Technical Data
Pump Performance Charts
12:1 Ratio Pumps (247549, 247550)
Maximum fluid working pressure
Part Nos. 247549 and 247550. . . . . . . . . . . . . . . . . . 1250 psi (8.6 MPa, 86.2 bar)
Part Nos. 247551 and 247552. . . . . . . . . . . . . . . . . . 2275 psi (15.7 MPa, 156.9 bar)
Part Nos. 247553 and 247554. . . . . . . . . . . . . . . . . . 3065 psi (21.1 MPa, 211.3 bar)
Part Nos. 258664 and 258665. . . . . . . . . . . . . . . . . . 4000 psi (31.0 MPa, 310.3 bar)
Maximum air working pressure . . . . . . . . . . . . . . . . . . . . 100 psi (0.7 MPa, 7.0 bar)
Ratio
Part Nos. 247549 and 247550. . . . . . . . . . . . . . . . . . 12:1
Part Nos. 247551 and 247552. . . . . . . . . . . . . . . . . . 23:1
Part Nos. 247553 and 247554. . . . . . . . . . . . . . . . . . 30:1
Part Nos. 258664 and 258665. . . . . . . . . . . . . . . . . . 45:1
Fluid Flow at 60 cpm . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Pump Performance Charts
Displacement pump size (cc per cycle)
Part Nos. 247549 and 247550. . . . . . . . . . . . . . . . . . 550
Part Nos. 247551 and 247552. . . . . . . . . . . . . . . . . . 580
Part Nos. 247553 and 247554. . . . . . . . . . . . . . . . . . 430
Part Nos. 258664 and 258665. . . . . . . . . . . . . . . . . . 290
Maximum operating temperature . . . . . . . . . . . . . . . . . . . 180°F (82°C)
Sound pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NXT air motors: See manual 311238, supplied.
Sound power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NXT air motors: See manual 311238, supplied.
Wetted parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Displacement Pump: see manual 311825, 311827, or
312745
Spray Gun: see manual 308511
Hoses and Fittings: stainless steel, brass, nylon
Spray Tip
Orifice
Size,
in. (mm)
40 psi (0.3 MPa, 3 bar) Air Supply 70 psi (0.5 MPa, 5 bar) Air Supply 100 psi (0.7 MPa, 7 bar) Air Supply
gpm (l/min)
cfm
(m
3
/min)
Working
Pressure in
psi (MPa,
bar) gpm (l/min)
cfm
(m
3
/min)
Working
Pressure in
psi (MPa,
bar) gpm (l/min)
cfm
(m
3
/min)
Working
Pressure in
psi (MPa,
bar)
.030 (0.76) 0.4 (1.5) 3.0 (0.08) 463 (3.2, 32) 0.5 (1.9) 6.0 (0.17) 816 (5.7, 57) 0.6 (2.3) 9.1 (0.25) 1164 (8.1, 81)
.045 (1.14) 1.0 (3.8) 6.5 (0.18) 443 (3.1, 31) 1.3 (4.9) 14.1 (0.39) 801 (5.6, 56) 1.7 (6.5) 22.0 (0.62) 1137 (7.9, 79)
.060 (1.52) 1.5 (5.7) 9.9 (0.28) 425 (3.0, 30) 3.3 (12.5) 21.3 (0.60) 761 (5.3, 53) 3.1 (11.7) 34.2 (0.97) 1091 (7.6, 76)
.065 (1.65) 1.7 (6.5) 11.3 (0.32) 390 (2.7, 27) 4.0 (15.2) 24.2 (0.68) 731 (5.1, 51) 3.6 (13.7) 39.0 (1.09) 1071 (7.5, 75)
.080 (2.03) 2.9 (11.0) 15.0 (0.42) 344 (2.4, 24) 3.5 (13.3) 32.9 (0.92) 680 (4.7, 47) 4.0 (15.2) 53.7 (1.50) 1018 (7.1, 71)