DISTRIBUTION SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM
Hydraulic pump - Install (A.10.A.20 - F.10.A.15)
435, 445, 445CT
Prior operation: Before pump installation, apply Molykote G-4700 (P/N 86983138) to the pump and the coupling
splines. Pre-fill the pump with clean hydraulic oil. Inspect O-ring on the pump pilot and replace if necessary.
Lubricate the O-ring with clean hydraulic oil.
1. Hold the pump in the mounting location. Rotate
the gear pump shaft until it aligns with the coupling
splines at the rear of the hydrostatic pump. After the
splines are aligned, move the pump inward until the
mounting flange is flush with the mounting surface
of the hydrostatic pump.
2. Apply Loctite 24 3 to the pump mo unting b olt s. Install
washers on the bolts and install the bolts into the
pump mounti
ng flange. Tighten the mounting bolts.
3. Reservoir - Apply vacuum (A.10.A.22 - F.35.A.50)
Start the vacuum pump.
4. Remove the c ap from the fittingandtheplugfrom
the pressure hose.
5. Connect the hose to the pre ssure p ort fitting of the
pump and tig hten the fitting.
6. Re move
the cap from the fittingandtheplugfrom
the suction hose.
7. Connect the hose to the suction port fitting of the
pump a
nd tighten the hose clamp.
BD04C141x 1
8. Stop the vacuum pump. Disconnect the vacuum
pump from the hydraulic reservoir and install the
reservoir cap o n the reservoir filler neck.
1 04/05/2005
A.10.A / 46
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