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MGX SERIES • OPERATION AND PARTS MANUAL — REV. #0 (03/26/12) — PAGE 17
3. Fill vibrator head body with SAE 15 or AW MV ISO 46
type oil or equivalent.
4. DO NOT fill head body beyond capacity. Reference
Table 6.
VIBRATOR HEAD WEAR (300 HOURS)
1. Periodically measure the outside diameter (Figure 8)
of the vibrator head casing.
Figure 8. Vibrator Head Diameter
NOTICE
Dispose used vibrator head oil in accordance with city,
local and state environmental guidlelines.
NOTICE
DO NOT overfill. Too much oil in the vibrator head will
overload the drive motor.
Table 6. Vibrator Head Oil
Capacity
120 Volt
Models
240 Volt
Models
Oil Capacity.
oz. (ml)#
MGX12325 MGX22325 2.4 (70)
MGX12810 MGX22810 0.5 (15)
MGX12825 MGX22825 2.4 (70)
MGX13225 MGX23225 2.4 (70)
MGX13810 MGX23810 0.5 (15)
MGX13825 MGX23825 2.4 (70)
VIBRATORHEAD
CASING DIAMETER
MAINTENANCE
2. Replace vibrator shaft/head assembly if head diameter
is at maximum wear as specified in Table 7. See Table
2 for available models and specifications. Shaft/head
assemblies should be replaced by a qualified
technician.
SHAFT LUBRICATION (200 HOURS)
1. Place the vibrator on a suitable workbench. Make sure
the area is clear of clutter.
2. Turn the plasticcoupler holding the shaft to the motor
clockwise until completely loose (Figure 9). If the
coupler does not come off easily, place motor in a
vise and hit the coupler with a rubber mallet to loosen.
Figure 9. Loosening Shaft Coupler
3. Gently pull out flexible shaft collar to access the flex
shaft core crimp. See Figure 10.
Table 7. Vibrator Head Wear Diameter
120 Volt
Models
240 Volt
Models
New Head
Dia. in. (mm)#
Head Dia.
w/ Max Wear
in. (mm)
MGX12325 MGX22325 .905 (23) .842 (21.39)
MGX12810 MGX22810 1.1 (28) 1.02 (25.91)
MGX12825 MGX22825 1.1 (28) 1.02 (25.91)
MGX13225 MGX23225 1.25 (32) 1.16 (29.46)
MGX13810 MGX23810 1.5 (38) 1.39 (35.31)
MGX13825 MGX23825 1.5 (38) 1.39 (35.31)
Plastic Coupler
Motor