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GENERAL SAFETY INFORMATION
When servicing this unit, verify the power to the unit is turned off prior to opening the control cabinet door.
PRECAUTIONS
DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDER
WATER. Immediately call a qualied service technician to inspect
the appliance and to replace any part of the control system which
has been under water.
If the unit is exposed to the following, do not operate boiler until all
corrective steps have been made by a qualied service agency.
1. External re.
2. Damage.
3. Firing without water.
GROUNDING INSTRUCTIONS
This boiler must be grounded in accordance with the National Electrical
Code and/or local codes. These must be followed in all cases. Failure
to ground this boiler properly may also cause erratic control system
operation on ELECTRONIC CONTROL models.
This boiler must be connected to a grounded metal, permanent wiring
system, or an equipment grounding conductor must be run with
the circuit conductors and connected to the equipment grounding
terminal or lead on the boiler.
HYDROGEN GAS (FLAMMABLE)
Hydrogen gas can be produced in a hot water system served by this boiler
that has not been used for a long period of time (generally two weeks or
more). Hydrogen gas is extremely ammable. To reduce the risk of injury
under these conditions, it is recommended that the hot water faucet be
opened for several minutes at the kitchen sink before using any electrical
appliance connected to the hot water system. If hydrogen is present there
will probably be an unusual sound such as air escaping through the pipe
as the water begins to ow. THERE SHOULD BE NO SMOKING OR
OPEN FLAME NEAR THE FAUCET AT THE TIME IT IS OPEN.