Warner Electric MCS-103 Rheostat Replacement - Manual

Installation Instructions
P-239-29
MCS-103 Rheostat Replacement
to prevent injury (or even death), make
certain all power is off before attepting to repair any
electrical equipment.
1. Turn off power to the MCS-103 control.
2. Remove control's cover and locate (3) three rheostat
mounting screws.
3. Remove rheostat adjusting knob and mounting screws.
4. Detach mounting plate from rheostat.
5. Remove all wires from rheostat. Mark each wire as it is
removed to ensure its return to the proper location on the
new rheostat.
6. Strip back each wire 3/8 in. and reconnect the wires
removed in step 5 to the proper rheostat terminals. For
soldering ease, insert wire through terminal hole and wrap
excess around terminal.
7. Carefully solder the wires to the new rheostat.
8. Attach the mounting plate to the rheostat, and turn shaft
fully counter-clockwise (FCCW).
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9. Reposition mounting plate into control housing,
making sure rheostat wires aren't pinched between plate
and housing.
10. Secure mounting plate with three (3) screws, and install
adjusting knob with marker pointing to zero of dial face.
11. Slide cover over control housing; rheostat replacement is
now complete.