Important Safety Information - A & T International 1 Service Manual

!
WARNING
Electrical shock hazard. Improper assembly and/
or installation could result in death or serious injury.
Have a qualified service agency install and service
this appliance. Read this manual and understand all
requirements before beginning installation.
!
WARNING
• Install or locate this unit only in accordance with
instructions found in this manual. Use this unit
only for its intended purpose as described in this
manual.
• Connect EMI air handler to properly grounded
electrical supply. Do not fail to properly ground
this unit.
• Turn off electrical supply before servicing the EMI
air handler.
• Do not use EMI air handler if it has damaged
wiring, is not working properly, or has been
damaged or dropped.
Become Familiar With Symbols
Identifying Potential Hazards.
!
DANGER
Indicates a hazardous situation which, if not
avoided, WILL result in death or serious injury.
!
WARNING
Indicates a hazardous situation which, if not
avoided, could result in death or serious injury.
!
CAUTION
Indicates a hazardous situation which, if not
avoided, could result in minor or moderate injury.
NOTICE
Indicates information which should be followed to
ensure proper installation and operation.

IMPORTANT SAFETY INFORMATION

3
!
WARNING
Tampering with this unit is dangerous and could
result in serious injury or death. Do not modify or
change this unit.
Safety Information
• Have a qualified service agency install and service this
appliance.
• Turn off electrical supply before servicing unit.
• Inspect all parts for damage prior to installation and
start-up.
• Do not use unit if it has damaged wiring, is not working
properly, or has been damaged or dropped.
• Connect to properly grounded electrical supply with
proper voltage as stated on rating plate.
• Have proper over-current protection (i.e. time-delay
fuse/HACR Breaker) as listed on Rating Plate.
• Verify there are no power feeds to unit such as fire
alarm circuits, BMS circuits, etc.
• Service or repair of unit using manufacturer approved
replacement parts only.
• Do not use any mechanical or electrical controllers which
have been wet. Replace any defective controller.
• Do not support any part of ceiling with appliance,
associated wiring or pipe work.
• Check rating plate on unit before installation. Verify
voltage shown is same as electric supply to unit. Rating
plate is located on top panel.