Wabtec R-290, Service Manual

Page: 131 / 216

MIO-R290GM2011 Rev E
G&B Specialties Inc. 535 West 3 rd Street, Berwick, PA, USA Tel: (570) 752-5901 Fax: (570) 752-6397
US Field Service: 570-441-6988; CAN Field Service 570-854-0482; www.rafna.com
-131-
I
NSTALLATION OF
H
YDRAULIC
M
ANIFOLD
S
TEEL
B
OX W
/ I
NSULATOR
The following procedure details the installation of the hydraulic manifold steel box
w/insulator spacer.
Table 1: Hydraulic Kit Installation Parts
Part Number Description Qty
R-13124 Pump Manifold Box 1
R-13127 Top Plate 1
R-10540 Manifold Insulator Plate 1
- ¼” UNC Gr.8 Bolt x 1” Long 4
- ¼” Gr.8 Locking Washer 4
- ¼” Gr.8 Washer 4
CO-130N Decal Plate, Front Gear Up 1
CO-130O Decal Plate, Rear Gear Up 1
CO-130P Decal Plate, Front Gear Down 1
CO-130Q Decal Plate, Rear Gear Down 1
The pump is shipped with a manifold, a hand pump handle, a solenoid, and a rubber terminal
boot.
1.
Make sure the battery is disconnected before working on the manifold.
2. Locate the pump manifold underneath the hood as shown in figure 1.
3. Mark each harness for reference in later assembly. (Figure 2)
4. Remove the four screws that hold the cover and place the cover aside.
5. Remove the black solder covers and separate all the soldered wires. Do not cut the wires.
(Mark each wire according to how they were soldered for reference in later assembly)
6. Mark and disconnect the two wire connectors located on the side of the pump.
7. Remove each nut located on top of the coils and place each coil aside for later assembly.
(Keep in mind which way the pump manifold is oriented or label the manifold according to
the location of the coils before removal)
8. Disconnect the three wiring harnesses on the manifold box by removing the nuts on the
inside of the box and pulling the harnesses out from the box.
9. Remove the four flathead screws inside the bottom of the manifold box and place the four
screws aside to use for later use.
10. Mark each hydraulic line and disconnect all the hydraulic lines on the pump manifold and
the pump. Figure 4 can also be used for reference when reconnecting the hydraulic lines.
11. Locate the pump mounting bracket (Item 2, Fig 5) and remove the two 5/16” bolts (Item
4, Fig 4).