712MT OPERATOR’S MANUAL 9/18/20 Page 3 of 16
SAFETY MESSAGES
General safety messages are listed in this Safety Messages section. Specific safety messages appear as appropriate in
this manual where a potential hazard may occur if procedures or instructions are not followed correctly and completely.
SAFETY SYMBOL
This is the international safety alert symbol. This symbol is used in combination with a signal word and written
message to warn you of a potential for bodily injury or death.
A signal word "DANGER", "WARNING", or "CAUTION" is used with the safety alert symbol.
DANGER
: Imminent hazards that, if not avoided, will result in serious personal injury or death.
WARNING
: Potential hazards or unsafe practices that, if not avoided, could result in serious personal injury or
death.
CAUTION
: Potential hazards or unsafe practices that, if not avoided, could result in minor personal injury,
product damage, or property damage.
Safety decals with a signal word "DANGER", "WARNING", or "CAUTION" are affixed to the trencher near specific
hazards.
Read this manual and study ALL decals on the trencher before operating the trencher.
SAFETY INSTRUCTIONS OVERVIEW
READ SAFETY AND OPERATING INSTRUCTIONS BEFORE OPERATING!
USE COMMON SENSE AND PLENTY OF IT!
The left lever is the trench chain control. The right lever is the wheel drive engage control. All motion stops when the
levers are released.
DO NOT TAPE THE LEVERS UP or by-pass this
safety feature in any other way
.
Call before you dig.
If you do not call, you may cause an accident, suffer injuries or death, cause interruption of
services, damage the environment, and/or incur project delays. Expect to be held liable for any damages caused if you
fail to call.
DANGER
: Buried electric cables or gas lines can cause serious injury or death if struck with dig chain. Always
determine location of utilities before trenching.
WARNING
: Fiber optic cables convey laser light that can injure your eyesight.
STAY CLEAR of moving parts on the trencher.
DANGER
: Digging chain, auger and other moving parts can cut off arms, legs, or
fingers. Contact with the digging chain or auger while in operation will cause
serious injury or even death.