Figure 6-16. Main hydraulic pump, disassembly and reas-

TM 10-3930-242-34

Figure 6-16. Main hydraulic pump, disassembly and reas-

sembly.

e. Reassembly. Refer to figure 616 and reas-

( 2 ) Inspect the bearings for roughness and

s e m b l e the engine driven pump.

l o o s e n e s s or wear.

NOTE

( 3 ) Inspect the shaft for scratches, nicks,

and worn areas.

After reassembly, run the pump for 30 minutes at

2000 rpm while pumping SAE No. 10 oil at 0 psi

(4) Inspect the rotor for scored areas and

pressure.

for wear and other damage.

f. Test. Bench test the pump by driving it at

(5) Inspect all other parts for cracks, wear,

2 8 0 0 rpm while loading the pump to 1600 psi.

and other damage.

P u m p capacity is 30 gallons per minute.

( 6 ) Replace all seals, packings, a n d defec-

g. Installation. Install the engine driven

t i v e parts during reassembly.

pump (T.M. 10-3930-242-12).