Transmitter Unit; Pre-Operation Test - Magnetek Flex 12EX System Instruction Manual


operate a crane, hoist or lifting device if the chain or wire rope is not seated properly in the sprockets, drum or
sheave

operate any damaged or malfunctioning crane, hoist, lifting device or other material handling equipment

change any settings or controls without authorization and proper training

remove or obscure any warning or safety labels or tags

leave any load unattended while lifted

leave power on the radio controlled equipment when the equipment is not in operation

operate any material handling equipment using a damaged controller because the unit may be unsafe

operate manual motions with other than manual power

operate radio controlled equipment when low battery indicator is on
THE OPERATOR SHOULD NOT ATTEMPT TO REPAIR ANY RADIO CONTROLLER. IF ANY PRODUCT
PERFORMANCE OR SAFETY CONCERNS ARE OBSERVED, THE EQUIPMENT SHOULD IMMEDIATELY BE TAKEN
OUT OF SERVICE AND BE REPORTED TO THE SUPERVISOR. DAMAGED AND INOPERABLE RADIO
CONTROLLER EQUIPMENT SHOULD BE RETURNED TO MAGNETEK FOR EVALUATION AND REPAIR. FAILURE TO
FOLLOW THIS WARNING COULD RESULT IN SERIOUS INJURY OR DEATH AND DAMAGE TO EQUIPMENT.

2.5 TRANSMITTER UNIT

Transmitter switches should never be mechanically blocked ON or OFF. When not in use, the operator should turn the
transmitter OFF. A secure storage space should be provided for the transmitter unit, and the transmitter unit should always
be placed there when not in use. This precaution will help prevent unauthorized people from operating the material
handling equipment.
Spare transmitters should be stored in a secure storage space and only removed from the storage space after the current
transmitter in use has been turned OFF, taken out of the service area and secured.

2.6 PRE-OPERATION TEST

At the start of each work shift, or when a new operator takes control of the crane, operators should do, as a minimum, the
following steps before making lifts with any crane or hoist:
Test all warning devices.
Test all direction and speed controls.
Test the transmitter emergency stop.
WARNING
Flex 12EX System Instruction Manual
December 2013
Page 10 of 48