25
filling boiler with water and purging air
(For each of the following systems, refer to the
appropriate piping diagrams in the Installation
Manual P/N# 240006103.)
Systems with Diaphragm Type Expansion Tanks
1.
Close all zone service valves on the supply and return
A.
piping. Open the feed valve and fill boiler with water.
Make sure air vent is open. Hold relief valve open until
water runs air free for five seconds to rapidly bleed air
from boiler, then let the relief valve snap shut.
Open the zone service valve on the supply pipe for
B.
the first zone. Open the purge valve on the first zone.
Feed water will fill the zone, pushing air out the purge
valve. Close the purge valve when the water runs air
free. Close the zone service valve.
Repeat step 2 for all remaining zones.
C.
Open all service valves. Any air remaining trapped in
D.
the return lines between the service valves and the
boiler will be pushed towards the air vent when the
boiler is placed in operation.
Inspect piping system and repair any leaks immediately.
E.
Systems with Conventional Closed Type Expan-
2.
sion Tanks
Close all zone service valves on the supply and re-
A.
turn piping and close the expansion tank service valve.
Drain expansion tank. Open the feed valve and fill boil-
er with water. Hold relief valve open until water runs
air free for five seconds to rapidly bleed air from boiler,
then let the relief valve snap shut.
Open the zone service valve on the supply pipe for
B.
the first zone. Open the purge valve on the first zone.
Feed water will fill the zone, pushing air out the purge
valve. Close the purge valve when the water runs air
XIII - PUTTING ThE BOILER IN OPERaTION
free. Close the zone service valve.
Repeat step 2 for all remaining zones.
C.
Open the expansion tank service valve and the tank
D.
vent. Fill the tank to the proper level and close the tank
vent. Remove the handle from the expansion tank
service valve so the homeowner doesn’t accidentally
close it.
Open all service valves. Any air remaining trapped in
E.
the return lines between the service valves and the
boiler will be pushed towards the expansion tank when
the boiler is placed in operation.
Inspect piping system. Repair any leaks immediately.
F.
NOTE: Do not use stop leak compounds. Leaks in
threaded connections in the aluminum boiler sections must
be repaired immediately. Aluminum threads will not seal
themselves.
LIGhTING INSTRUCTIONS
fOR yOUR SafETy REaD BEfORE OPERaTING!!
If you do not follow these instructions exactly, a fire or
explosion may result causing property damage, personal
injury or loss of life.
WARNING
!
This appliance does not have a pilot. It is equipped with
1.
an ignition device which automatically lights the burner. Do
not try to light this burner by hand!!
Before operating smell all around the appliance area for gas.
2.
Be sure to smell next to the floor because propane gas is
heavier than air and will settle to the floor.
