Graco Inc. 253471 User Manual
Page 13
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Pump Power Head Replacement
311283D
13
2.
Tighten power head bolts (7). Torque bolts to 400 +
10 in-lb (45 + 1 N•m).
3.
Attach hoses (100, 101) to head (75). Torque to 450
+ 10 in-lb (50.84 N•m).
4.
To purge air from hydraulic lines, increase pressure
enough to start hydraulic motor stroking and allow
fluid to circulate for 15 seconds.Turn pressure
down. Turn prime valve horizontal (closed).
ti7853
101
100
75
ti7777
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