Pennco 41K Series Rev. A - Manual (Page 2)

2
USERS INFORMATION MANUAL
INSTRUCTIONS FOR OPERATION AND MAINTENANCE
OF GAS FIRED HOT WATER HEATING BOILER
RETAIN FOR FUTURE REFERENCE
SAFETY SYMBOLS & WARNINGS
DANGER Maintenance and Service must be completed by qualified
agency.
NOTICE
Used to address practices not related to personal
injury.
CAUTION
Indicates a hazardous situation which, if not
avoided, could result in minor or moderate injury.
!
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
!
DANGER
Indicates a hazardous situation which, if not
avoided, WILL result in death or serious injury
!
This is the safety alert symbol. Symbol alerts you to
potential personal injury hazards. Obey all safety messages
following this symbol to avoid possible injury or death.
Become familiar with symbols identifying
potential hazards.
WARNING
Fire, explosion, asphyxiation and electrical shock
hazard. Improper maintenance and service could
result in death or serious injury. Read this manual
and understand all requirements, including use of
qualified agency where directed.
!
WARNING
Fire, explosion, and asphyxiation hazard. Before
lighting verify boiler contains water visible in gauge
glass . Failure to follow these instructions could
result in death or serious injury.
!