A
XES SC MANUAL
IOM-58
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June 14 R5
MAINTENANCE
Warning:
This unit is connected to high voltages. Electrical shock or death could occur if
instructions are not followed. This equipment contains moving parts that can start
unexpectedly. Injury or death could occur if instructions are not followed. All work
should be performed by a qualified technician. Always disconnect and lock out power
before servicing. DO NOT bypass any interlock or safety switches under any
circumstances.
To provide a maintenance history, it is recommended that the owner have a maintenance file for each
unit.
The following maintenance instructions are to be carried out each spring and fall or as otherwise
indicated by qualified service personnel.
Caution:
Label all wires prior to removal when servicing controls or critical components. Wiring
errors can cause improper and dangerous operation.
Verify proper operation after servicing.
Warning:
Any replacement part must be of equivalent listing or certification and be functionally
equivalent. The replacement part must meet the original’s specification in terms of
functionality including certifications, timing, input and output range, accuracy and
operation.
Failure to replace parts or components with equivalent parts can cause property
damage, injury or death.
ELECTRICAL
1.
Check all wiring for loose connections.
2.
Check voltage at unit (while in operation).
3.
Check amperage draw against unit rating plate.
4.
Where possible, all contactors should be inspected to ensure that contacts are clean and are
making good contact. If contacts are abnormally pitted or burned badly, replace contactor. Single
phasing and motor burnouts can result from bad contacts.
OPERATING INSTRUCTIONS
Lighting, shut off and shut down instructions are provided on the rating plate located in the burner
compartment.
