APE 50 - Maintenance and Adjustments (75 Hours); Maintenance and Adjustments (Eccentric Bearings); Maintenance and Adjustments in Severe Conditions; Lubrication - Vibratory Gearbox

7032 SOUTH 196th - KENT, WA 98032 - (253) 872-0141 / FAX (253) 872-8710
OPERATION / MAINTENANCE MANUAL
MODEL 50 VIBRATORY HAMMER WITH MODEL 260 POWER UNIT
V. M
AINTENANCE (Continued...)
V-3. Maintenance and Adjustments (75 Hours)
Change the oil in vibrator gearbox. Remove the drain plug from bottom of gearbox and drain the oil
into a bucket. Check oil for any metal shavings. Replace oil in gearbox by adding 1.5 gallons of
standard weight oil. Schaffer 268 or equivalent.
Clean the gearbox breathers each time the oil is changed. Replace the breathers if necessary.
V-4. Maintenance and Adjustments (Eccentric Bearings)
1.) Model 50 - The Eccentric Bearings should be checked and/or replaced after every 5000
hours of operation.
V-5. Maintenance and Adjustments in Severe Conditions
When average temperature is above (80 deg. F) or below (-1 deg. F) reduce servicing intervals to
one half of those specified above.
When operating in the presence of dust or sand, reduce servicing intervals to one-third of those
specified.
During stand-by or inactive periods, the servicing intervals may be reduced to one-half. The unit
should be run every 30 days or less to keep internal parts lubricated.
V-6A. Lubrication - Vibratory Gearbox
The Gearbox oil should be changed weekly or when black or milky. Mobil Gear 626 or equal is the
preferred oil. Just ask your oil supplier for an equivalent type of oil. The gearbox requires 1.5 gallons of
oil.
V-6B. Lubrication - Clamp Attachment
The Clamp Attachment hydraulic oil must be checked and changed on a regular basis. The Clamp
Cylinder Plunger should be checked for rust and debris. Lubricate the plunger on a regular basis
using the grease zert on the side of the clamp housing.
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