TM 5-3805-258-24-1
SINGLE CYLINDER
SPECIFICATIONS
AIR COMPRESSOR
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(7)
(8)
(9)
AIR COMPRESSOR
(1W6753)
Models 950BNS and 950BS
Torque for cover (unloader valve)
. . . . . . . . . . 60 Ib.ft. (8.3 mkg)
Torque for two setscrews
(inheed) . . . . . . . . . . . . . .
50 to 96 Ib.in. (57.6 to 110.7 cm.kg)
Toque for nuts on head
. . . . . .
14 i-3 lb. ft. (1.9 tO.4 mkg)
Compression rings:
Ring gap
. . . . . . . . . . . . . . . .
.003 to .008 in. (0.06 to 0.23 mm)
Ring side cleerance
. . . . . . .0006 to .0026 in. (0.02 to 0.07 mm)
Adjustment screw:
Turn screw clockwise for an increese in cut out pressure
8ore in pin
bearing (new)
. . . . . . . 4377 to .4379 in. (1 1.118 to 11.220 mm)
Diameter of
pin (new)
. . . . . . . . . . .
.4359 to .4373 in. (1 1.07 to 11.11 mm)
2P7808 Governor Assembly
(APSA2870E-3W) cut out
pressure setting . . . . . . . . . . . .
110 +2 psi (7.73 *0.14 kg/cm2)
Torque for bolts (end cover) . . . . . . . . . . . ...10 Ib.ft. (1.4 mkg)
Torque for nut on crankshaft for
gear (when usad)
. . . . . . . . . . . .
150 *20 Ib.ft. (20.7 * 2.8 mkg)
Oil ring:
Ring gap
. . . . . . . . . . . . . . . .
.003 to .009 in. (0.08 to 0.23 mm)
Ring side clearance ., . . . . .0006 to .0026 in. (0.02 to 0.07 mm)
8ore in cylinder
(new)
. . . . . . . . . . . . 2.6258 to 2.6265 in. (66.70 to 66.71 mm)
Diameter of piston
(new) . . . . . . . . . . . .
2.6213 to 2.6222 in. (66.58 to 66.60 mm)
(10) Rod, center to
center length
3.656 * .003 in. (90.60* O.O8 mm)
. . . . . . . . . . . .
Torque for rod
cap bolts . . . . . . . . . . . . . . .
35 to 48 Ib.in. (40.4 to 46.1 cm.kg)
(11) 8ore in main bearing
(new) . . . . . . . . . . . .
1.0005 to 1.0013 in. (25.41 to 25.43 mm)
Diameter of
journal (new) . . . . . . . . .9888 to .8893 in. (27.37 to 25.38 mm)
(12) Bore in rod bearing
(new) . . . . . . . . . . . . . . .
. .875 to .876 in. (22.22 to 22.25 mm)
Diameter of new
journal . . . . . . . . . . . . . .B735 to .B740 in. (22.19 to 22.20 mm)
2-74
