Ditch Witch JT520, Operator'S Manual

Page: 17 / 151

Safety - 16
JT520 Operator’s Manual
Emergency Procedures
CMW
If an Electric Line is Damaged
If you suspect an electric line has been damaged and you are on drilling unit or bonded ground mats ,
DO NOT MOVE. Remain on drilling machine or mats and take the following actions. The order and degree
of action will depend on the situation.
• Warn people nearby that an electric strike has occurred.
• Have someone contact electric company.
• Reverse drilling direction and try to break contact. Do not touch drill pipe with hands or hand-held
tools.
• Press electric strike system status button.
• If alarm sounds again, stay where you are and wait for electric company to shut off power.
• If alarm does not sound and there is no other indication of a strike, wait at least one full minute
before moving away from equipment. Utility might use automatic reclosers which will restart
current flow. If alarm sounds again while waiting, stay where you are until electric company shuts
off power.
• If alarm does not sound but all lights in strike indicator are on, assume strike is continuing and stay
where you are until electric company shuts off power.
• Do not resume drilling or allow anyone into area until given permission by electric company.
If you suspect an electric line has been damaged and you are off drilling unit or bonded ground mats ,
DO NOT TOUCH ANY EQUIPMENT connected to drilling unit. Take the following actions. The order and
degree of action will depend on the situation.
• Stay where you are unless you are wearing electric insulating boots. If you leave, do not return to area
or allow anyone into area until given permission by electric company.