Thermo Scientific M37610-33, Инструкция по эксплуатации и список запасных частей

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e) Desolder the two wires from rheostat. Identify or mark
wires disconnected to insure proper placement and
connection when reinstalling.
f) Loosen set screw on knob and remove knob. Remove
lock nut from rheostat and remove defective rheostat.
g) Insert new rheostat into dial plate and secure with lock
nut. Resolder the wires as identified or marked in Step
(e).
h) Turn rheostat shaft fully counterclockwise and slide
knob over shaft. Align the pointer on knob with the edge
of the graduated band. Secure knob with set screw.
i) Secure dial plate to base.
j) Reinstall plastic housing and secure with four screws.
k) While holding the mixing platform to keep it from turning,
secure the platform to the counterweight assembly. If
the mixing surface is in good condition, reapply it to the
mixing platform.
l) Reconnect mixer to power supply.
To Replace Microswitch:
a) Disconnect mixer from power supply.
b) Peel off the mixing surface disc. Hold the mixing plat-
form to keep from turning and remove the platform from
the counterweight assembly.
c) Turn mixer upside down and remove four screws secur-
ing plastic housing.
d) Turn mixer upright and remove the housing.
e) Remove the four screws holding the motor to the rubber
mounts. Position motor on its side.
f) Desolder the two wires from microswitch and remove
M
AINTENANCE AND
S
ERVICING