Graco GH 16U277, Руководство по ремонту

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Pump Power Head Replacement
16 332157A
Pump Power Head Replacement
Removal
1. Perform Pressure Relieve Procedure , page 6.
2. Remove hydraulic lines (100, 101) from head (75).
3. Loosen four mounting bolts (7) on the adapter
enough to lift and remove assembly.
4. Remove power head from unit.
Installation
1. Install power head on unit.
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. Close prime valve.
100
101
75
ti20953a
7
ti20952a
ti20950a
ti20951a
ti20949
100
101
75
ti20953a