Pavilion PV199DV Installation Manual page 70

[Procedure to follow after step 4 for both
installation of a single Combi Boiler and
installation with a Quick Connect Multi-System]
5. • Make sure that there are no obstructions
blocking the condensate drain line from
discharging condensate.
• Be sure to check that condensate is freely
flowing from the condensate drain piping.
Condensate will begin flowing out of the
Combi Boiler within 15 minutes after
operation has started.
6. After the trial operation, clean the filter in the
cold water inlet according to the procedure as
follows.
1) Close the hot water valve and the water
supply valve.
2) With a bucket ready, remove the water drain
valve.
NOTE Approximately 0.13 gallon (0.5 L) of
water will drain out.
3) Clean the water filter with a brush under
running water.
4) Reattach the water drain valve (with water
filter).
NOTE Do not to lose the O-Ring.
5) Open the hot water valve and the water
supply valve.
Check that water does not leak from the
water drain valve.
70
Trial Operation
Inlet
Packing
Water drain valve
(with water filter)
If error codes "11", "12", and "90" appear, check
the following contents.
["11": Ignition failure, "12": Flame loss]
• Check that the gas supply line is appropriately
sized.
• Check that the gas supply pressure is within the
ranges required in this manual.
• Check that the gas supply matches the type
indicated on the Combi Boiler's rating plate.
• Air may be left in the gas piping. Cycle the power
ON/OFF.
• Check that the settings of all DIP switches are
appropriate.
["90": Combustion abnormality]
• Check that the air supply / exhaust vent for
blockage.
• Check that the gas supply pressure is within the
ranges required in this manual.
• Check that the condensate piping is not frozen or
clogged.
• Check that the condensate piping is in a
downward slope.
• Check that the settings of all DIP switches are
appropriate.
Handling after trial operation
• Explain the "Important Safety Information",
"Operation Procedures" and "Follow-up Service"
according to the Owner's Guide supplied with the
Combi Boiler.
• If the Combi Boiler will not be used immediately,
close off all gas and water shut off valves, drain
all of the water out of the Combi Boiler and the
plumbing system to prevent the Combi Boiler and
system from freezing, and bleed the gas out of
the gas line.
Refer to the procedure for preventing damage
from freezing in the Owner's Guide.
NOTICE
Freezing is not covered by the Pavilion Limited
Warranty.