22
Moving Parts Hazards
The motor and blower
must be disconnected prior to opening access panels. The motor can start
automatically. Disconnect all power and control circuits prior to servicing to avoid serious injuries
or possible dismemberment.
The fans
are free-wheeling after the power is disconnected. Allow the fans to stop completely
before servicing the unit to avoid cuts or dismemberment.
Rotating fan blades
are present in the HEPAir unit. Sticking a hand into an exposed fan while
under power could result in serious injury. Be sure to use the Lockout/Tagout procedure when
working in this area or remove the power cord.
Equipment Safety Interlocks
There are no electrical safety lockouts installed within the unit. The power cord attached to the
control box must be disconnected from the power sources prior to working on any part of the
electrical system.
Main Power Switch
The main power switch is located on the side of the HEPAir unit.
(See Overview Illustration on
page 12)
It shuts off the power to the unit.
Energy Type
Electrical
Hazard ................................... Electrocution, electrical burns and shock
Magnitude .............................. 120 VAC and 230 VAC, 1 phase, 60 cycles
............................................... 230 volts AC 1 phase, 50 cycles
Control Method ..................... Disconnect power cord and On/Off switch
•
Never
reach into a unit while the fan is running.
•
Never
open an access door to a fan while the fan is running.
•
Disconnect
the power cord switch before working on the unit. The unit may have more than
one power source to disconnect.
•
Avoid
risk of fire or electric shock.
Do not
expose the unit to
rain
or
moisture
.
DANGER
WARNING
•
Check
weights to be sure that the rigging equipment can support and move the HEPAir unit
safely. Note any specific rigging and installation instructions located in the Installation
section of the HEPAir Manual.
•
All supports for the unit
must
be capable of safely supporting the equipment’s weight and
any additional live or dead loads encountered.