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1.
Continuously
:
a
.
Keep the area around the boiler
free from combustible materials, gasoline and other
flammable vapors and liquids.
b.
Keep the area around the combustion air inlet terminal
free from contaminates.
c.
Keep the boiler room ventilation openings
open and unobstructed.
2.
Monthly Inspections
:
a.
Inspect the vent piping and outside air intake piping
to verify they are open, unobstructed and free
from leakage or deterioration. Call the service technician to make repairs if needed.
b.
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.
c.
Inspect the water and gas lines
to verify they are free from leaks. Call the service technician to make
repairs
if
required.
4.
Annual Inspections and Service
:
In addition to the inspections listed above, the following should be per
formed by a service technician once every year.
a
.
F
ollow the procedure
for turning the boiler off found in the Lighting and Operating Instructions (Section
XII “Start-up and Checkout”).
b
.
Turn off all power
to the boiler.
c.
Inspect the wiring
to verify the conductors are in good condition and attached securely.
d.
Verify that the gas shutoff
shown in Figure 8.1 is closed.
e.
Disconnect the union
under the boiler (Figure 8.1).
f.
Unplug the electrical connection
to the gas valve.
g
.
Disconnect the air proving switch tube
from the gas valve outlet tap.
h.
Unplug the power and speed control cables
from the blower
.
XIV. Service and Maintenance
(continued)
NOTICE
Warranty does not cover boiler damage or malfunction if the following steps are not performed at
the intervals specified.
NOTICE
Water leaks can cause severe corrosion damage to the boiler or other system components.
Immediately repair any leaks found.
WARNING Fire Hazard. Explosion Hazard. Always use a back-up wrench on the gas union when
making or breaking this connection. Failure to do so can cause adjacent threaded connections to loosen
or damage to the gas valve. Check all internal gas piping for leaks any time it is disconnected or disturbed
during servicing. Fire Hazard. Explosion Hazard.
CAUTION ATTENTION! Electrical Shock Hazard. Label all wires prior to disconnection when
servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation
after servicing.
Au moment de l´entretien des commandes, étiquetez tous les fils avant de les débrancher. Les erreurs de
câblage peuvent nuire au bon fonctionnement et être dangereuses. S´assurer que l´appareil fonctionne
adéquatement une fois k´entretien terminé.
Summary of Contents for K2WTC-135
Page 81: ...81 107774 02 4 18 X Domestic Hot Water Piping continued Figure 10 1 Domestic Hot Water Piping...
Page 89: ...89 107774 02 4 18 XI Wiring continued...
Page 90: ...90 107774 02 4 18 Figure 11 8 Internal Wiring Connections Diagram XI Wiring continued...
Page 101: ...101 107774 02 4 18 Lighting and Operating Instructions XII Start Up and Checkout continued...
Page 142: ...142 107774 02 4 18 XVI Repair Parts continued...
Page 145: ...145 107774 02 4 18 XVI Repair Parts continued...
Page 148: ...148 107774 02 4 18 XVI Repair Parts continued...
Page 150: ...150 107774 02 4 18 XVI Repair Parts continued...
Page 152: ...152 107774 02 4 18 XVI Repair Parts continued 120 121 122 123 124 125 126 127...
Page 159: ...159 107774 02 4 18 SERVICE RECORD DATE SERVICE PERFORMED...