Textron GREENLEE DM-860 Manuel D'instructions page 24

Maintenance
• Do not attempt to repair this unit. It contains no user-serviceable parts.
• Do not expose the unit to extremes in temperature or high humidity.
See Specifications.
Failure to observe these precautions can result in injury and can damage the unit.
Battery and Fuse Replacement
Before opening the case, remove the test leads from the circuit and shut off the unit.
Failure to observe this warning can result in severe injury or death.
The fuses are an integral part of the overvoltage protection. When fuse replacement is
necessary, see Specifications for the correct type, size, and capacity. Using any other
type of fuse will void the overvoltage protection rating of the unit.
Failure to observe this warning can result in severe injury or death.
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