LIGHTNIN XDQ Series, Instructions Manual, Page: 16 / 48

LIGHTNIN
MIXERS AND AERATORS
®
REVISION
2001
DATE 3–16–83
REVISED 2–26–01
INST. NO. IT–1997
C
PAGE 6 OF 9
LIGHTNIN
MIXERS AND AERATORS
®
© ©
LIGHTNIN LIGHTNIN
LIGHTNIN
MIXERS AND AERATORS
®
REVISION
2001
DATE 3–16–83
REVISED 2–26–01
INST. NO. IT–1997
C
PAGE 6 OF 9
LIGHTNIN
MIXERS AND AERATORS
®
© ©
LIGHTNIN LIGHTNIN
6.2 Removing the Motor from the Housing:
a . Set the mixer in a vertical position to prevent spilling the gear lubricant.
b . Remove the four housing cap screws and washers (1, 2 & 20).
c . Raise the motor (41) by its handle (35) or eyebolts to separate the motor from the housing (36).
d . Remove the O–ring (60).
6.3 Removing the Pinion from the Motor:
a . Hold the pinion (31) from turning and remove the pinion cap screw (4) in one of the following ways:
1 .XJQ 30 thru 117 – Use a Phillips screwdriver.
2 .XJQ 174 thru 350 – Use a 5/16 inch hex key wrench.
3 .XJQ 174 thru 350 (with a nylon slinger) – The slinger (71) must be removed by breaking it. Place
a wooden block under the slinger and strike the opposite side with a chisel.
b . Remove the pinion with a bearing puller.
6.4 Removing Drive Shaft, Bearings and Oil Seals from the Housing:
a . Remove the lubricant from the gear chamber.
b . Remove the grip spring locknut (61) from the upper end of the drive shaft (38). Use one of the following
methods to hold the drive shaft from turning:
1 . Procedure for units equipped with chuck:
a .XJQ 30 thru 117 – Insert a hex key wrench (43) in the chuck screw.
b .XJQ 174 thru 350 – Remove the chuck assembly per paragraph 6.5. Insert a 1 foot length of 1
inch diameter bar into the chuck grip bore.
2 . For models with rigid couplings:
a .Bolts can be inserted into the coupling half and a bar interlocked between the bolts to keep the
drive shaft from rotating.
c . Thread a nut on the end of the drive shaft (38) to protect the threads when pressing out the shaft.
d . Mount the housing in an arbor press, motor end upward, and press the drive shaft clear of the internal
gear bore.
e . Remove the internal gear (30), the two grip spring sets (39) and the grip spring spacer (37).
f . Remove the drive shaft, with the bearing inner ring (29) in place, through the lower opening in the
housing.
g . If it is necessary to remove the bearing inner ring, start it from its seat with a thin screwdriver or wedge,
then remove it from the drive shaft with a bearing puller.
h . XJQ 174 thru 350 ONLY – Pry the oil seal (70) from the housing bore as shown in Figure 6.
1 .Insert a 7/8 bolt into the ball bearing (27) bore.
2 .Use the bolt head as a fulcrum and pry out the oil seal (70) with pliers.
PLIERS
7/8 BOLT
22
70
27
24
FIGURE 6 – OIL SEAL REMOVAL
i . Use Wades Truarc No. 4 pliers to remove the internal retaining ring (22).
j . Remove the ball bearing (27) and upper oil seal (24) through the upper opening of the housing.
k . Remove the internal retaining rings (23).
l . Mount the housing, motor end upward, in an arbor press and press out the oil seal (26) and the outer
ring and roller assembly (29).