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11
Service and Maintenance
Explosion Hazard. Electrical Shock Hazard. Burn Hazard.
•
This boiler uses flammable gas, high voltage electricity, moving parts, and very hot water under high pressure.
Assure that all gas and electric power supplies are off and that the water temperature is cool before attempting
any disassembly or service.
•
Do not attempt any service work if gas is present in the air in the vicinity of the boiler. Never modify, remove or
tamper with any control device.
•
This boiler must only be serviced and repaired by skilled and experienced service technicians.
•
If any controls are replaced, they must be replaced with identical models.
•
Read, understand and follow all the instructions and warnings contained in all the sections of this manual.
•
If any electrical wires are disconnected during service, clearly label the wires and assure that the wires are
reconnected properly.
•
Never jump out or bypass any safety or operating control or component of this boiler.
•
Read, understand and follow all the instructions and warnings contained in ALL of the component instruction
manuals.
•
Assure that all safety and operating controls and components are operating properly before placing the boiler
back in service.
•
Annually inspect all vent gaskets and replace any exhibiting damage or deterioration.
NOTICE: Warranty does not cover boiler damage
or malfunction if the following steps are not
performed at the intervals specified.
A. Continuously:
1. Keep the area around the boiler free from
combustible materials, gasoline and other
flammable vapors and liquids.
2. Keep the area around the combustion air inlet
terminal free from contaminates.
3. Keep the boiler room ventilation openings open
and unobstructed.
B. Monthly Inspections:
1. Inspect the vent piping and outside air intake
piping to verify they are open, unobstructed
and free from leakage or deterioration. Check
screens in vent and air intake terminations to
verify they are clean and free of debris. Call the
service technician to make repairs if needed.
2. Inspect the condensate drain system to verify
it is leak tight, open and unobstructed. Call
the service technician if the condensate drain
system requires maintenance.
106308-05 - 3/23
APEX
(continued)
!
DANGER
!
WARNING
3. Inspect the water and gas lines to verify they
NOTICE: Water leaks can cause severe corrosion
damage to the boiler or other system components.
Immediately repair any leaks found.
C. Annual Inspections and Service:
addition to the inspections listed above the
following should be performed by a service
technician once every year.
1. Test the flow switch by disabling the boiler
2. Follow the procedure for turning the boiler off
3. Inspect the wiring to verify the conductors are
Installation, Operating, & Service Instructions
are free from leaks. Call the service technician
to make repairs if required.
primary loop circulator. The boiler must not
start when there is not water flow.
per Figure 9-1 "Operating Instructions".
in good condition and attached securely.
In
117
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