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BASIC SERVICE
27
BASIC SERVICE
This Basic Service section does not cover all possible repair procedures. If you require additional
service support, you may call your local service company or:
Moyer Diebel National Service
1-800-858-4477
Please have the Model and Serial Number of the machine ready when you call.
ELECTRICAL SERVICE
NOTE:
DO NOT USE CHASSIS GROUND WHEN PERFORMING VOLTAGE CHECKS.
Doing so will result in false and inaccurate readings.
PERFORM VOLTAGE CHECKS BY READING FROM THE HOT SIDE OF THE
LINE AND NEUTRAL (any #2 or white wire).
Troubleshooting
Schematics
Moyer Diebel places an electrical schematic in the control cabinet of every machine before it is
shipped. Schematics are included at the back of this manual as well. Be aware that these schemat-
ics include options that may not apply to your machine. Options are enclosed in dashed lines with
the words (IF USED) next to them on the schematic. Disregard any options that appear on the
schematics which are not a part of your machine.
Tools
All electrical repairs can be made with: Standard set of hand tools
Volt/Ohm Meter (VOM)
Clip-on AC current tester
Circuit Tests
Use a clip-on AC current tester to check the motors and electric heaters.
Use a VOM to test line voltages and the 220VAC control circuit.
!
!
WARNING:
USE EXTREME CAUTION when performing tests on energized circuits.
WARNING:
When repairing a circuit, disconnect the power at the main service disconnect switch and
place a tag at the disconnect switch to indicate that work is being performed on the circuit.