The Problem Solving tips section is intended to aid in defining and correcting possible service problems.
When using the guide, select the problem category that resembles the malfunction, then proceed to the possi-
ble causes category and take necessary corrective action.
13
Problem
Possible Causes
Corrective Action
Mixer doesnʼt operate when
power switch is in the “Full
On” position.
Check mixer connections to
power supply.
Replace power switch.
Replace speed control.
Replace motor.
Mixer doesnʼt operate when
power switch is in the “Touch
On” position and the disc is
depressed.
Not connected to power sup-
ply.
Defective microswitch.
Speed control at minimum
setting and too much pres-
sure on disc.
Defective speed control.
Defective motor.
Check mixer connections to
power supply.
Replace microswitch.
Turn speed control to higher
setting.
Replace speed control.
Replace motor.
Mixer doesnʼt operate when
power switch is in either “ON”
position.
Check mixer connections to
power supply.
Replace power switch.
Replace speed control.
Replace motor.
Speed control doesnʼt regu-
late speed.
Internal chattering noise.
Defective speed control.
Going from fast to slow
Replace speed control.
Load the unit to slow the
motor.
Defective spring damper links. Replace spring damper links.
Not connected to power
supply.
Defective power switch.
Defective speed control.
Defective motor.
Not connected to power
supply.
Defective power switch.
Defective speed control.
Defective motor.
Problem Solving
Summary of Contents for M37610-33
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