Metalfab Martin Motomagnetic Electric Vibrator - Manual (Page 25)

Martin Engineering M3286-8/01 21 MOTOMAGNETIC ® Electric Vibrators
Repairing motor
and replacing
bearings
CAUTION
!
Do not attempt to repair vibrator motor or replace bearings
yourself. If you attempt to do so during the warranty period,
the warranty may be void.
If vibrator motor needs repair or if bearings need to be replaced, call Martin
Engineering at 800-544-2947 for instructions.
Inspecting
vibrator
At least quarterly, inspect vibrator, cable and connections as follows:
WARNING
!
Before inspecting vibrator, turn off and lock out/tag out
energy source to vibrator.
1. Turn off and lock out/tag out energy source to vibrator according to ANSI
standards (see “References”).
2. Inspect end caps for cracks and check cap screws for tightness.
3. Inspect cable for damage including cuts and abrasions. Replace if
damaged.
4. Inspect ground connection. Make sure ground connection to motor
enclosure does not exceed 0.1 ohm. Ensure screw on ground terminal is
tightened to proper torque (see Table II).
5. Make sure all nuts on connections on terminal block are tightened to
proper torque. Do not overtighten (see Table II).
Maintenance