White RE 540 Series, Repair Instructions

Page: 13 / 18

4. Place the rear housing bearing (22) onto the rear housing bore and press to a depth of 58.4 [2.3] from the rear
surface of the housing (25) to the top of the bearing (22).
a) Place the shaft (26) down into housing (25) and place thrust bearing (21) on top of shaft (26).
b) If shaft seals are properly seated against the housing (25), thrust bearing (21) will be flush with rear surface of
housing.
RE 540/541 Motor Section Assembly
RE 540/541 Motor Section General Assembly
Same Instructions For Both Designs & Drive Options
1. Install housing seal (8) into groove in housing (25). Place manifold (28) onto housing (25) aligning bolt holes.
Note: Manifold side with only seven valving hole goes toward housing.
2. Install a body seal (9) into the seal groove in both sides of rotor assembly (30).
a) Place rotor assembly (30) on manifold with side of rotor with chamfer in splines facing manifold (28).
b) Turn rotor assembly (30) to align bolt holes and alignment marks.
3. If motor came with spacer (29), place spacer (29) on end of drive link (27).
a) Using alignment marks as a guide, place balance plate (31) onto the rotor assembly (30) with three holes for
steel balls (32) facing up.
b) Install three steel balls (32) into the holes in the balance plate (31).
4. Install endcover seal (10) into groove in endcover (33).
a) Place endcover (33) onto the balance plate (31) and align bolt holes.
b) Insert seven bolts (35) into motor assembly.
Pre-torque bolts to 13.6 Nm [10 ft. lb.].
c) Using the bolt torque pattern in Figure 3: Figure 3 on page 13, final torque all bolts to 69.8 ± 7.5 Nm [51.5 ±
5.5 ft. lb.].
1
2
4
5
6
3
7
Figure 3: Figure 3
5. Turn motor over with hub end facing up. Reapply grease in housing pilot.
RE 540/541 Direct Drive Option Assembly
USES ITEMS 36-40
Place spacer (40) over shaft (26).
a) Place driver (39) over shaft (26) while rotating wheel flange (16) slightly to allow splines to mate.
b) Place paper gasket (38) onto wheel flange (16).
c) Reapply grease between driver (39) and end cap (37) (Only if end cap (37) does not have grease fitting).
d) Place end cap (37) onto wheel flange (16).
e) Install six bolts (36) and torque to 69.8 ± 7.5 Nm [51.5 ± 5.5 ft. lb.] using the bolt torque sequence shown in
Figure 4: Figure 4 on page 14.
f) If end cap (37) has grease fitting, apply grease.
Orbital Motors | RE 540/541 Series Service Instructions | 13