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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 Replacement
1.
Turn the unit off.
2.
Remove the screw from the battery cover.
3.
Remove the battery cover.
4.
Replace the batteries (observe polarity).
5.
Replace the cover and the screw.
Cleaning
Periodically wipe the case with a damp cloth and mild detergent; do not use abrasives or solvents.
Replacement Parts
19-0499
Combustible Gas Sensor
19-0509
Filter (5 pack)
19-0510
Refrigerant Sensor
10
Explosion hazard:
• Do not change batteries in a location where a potential for explosion or
fire exists because of flammable gases or vapors in the atmosphere.
• Use only the following types of AA batteries: Energizer E91;
Duracell MN1500; Rayovac 815; and Panasonic AM-3PI.
Failure to observe this warning will result in severe injury or death.
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