49
110332-04 - 2/23
PHTM II
Installation, Operating & Service Instructions
14
Start-Up and Checkout
(continued)
DANGER
Explosion Hazard.
Do not use matches, candles, open flames or
other ignition source to check for leaks. Failure
to comply could result in severe personal injury,
death or substantial property damage.
6. If required, please proceed with fuel conversion
and altitude conversion. Otherwise, skip to final
check continued.
5. Check all gas piping before boiler manual shut-off
valve for leaks and purge sections that are filled
with air. Refer to NFPA 54/ANSI Z223.1
National
Fuel Gas Code
and/or CAN/CSA B149.1
Natural
Gas and Propane Installation Code
for additional
information on testing and purging gas lines.
!
Figure 14-1: Manual Air Vent Location
A
Flame Rod
Detail A
(Scale 2:1)
Manual Air Vent
Confirm 1/4" ID
tubing is connected
to hose barb. Route
tubing to a safe place
away from controls
before opening vent.
A. Use 1/4 in. (6 mm) ID tubing connected to
hose barb and route tubing to a safe draining
location.
B. Turn vent counter clockwise and allow heat
exchanger to vent until a steady stream of
water is observed.
C. Close vent and remove hose.
5. Isolate each zone to purge air confirming that
heating system and boiler are completely filled.
3. Inspect all wiring for loose, uninsulated or
miswired connections.
4. Verify boiler and system are full of water and
pressurized.
NOTICE
: When boiler is first powered, control will
automatically run a pump purge sequence (status 10)
for 2 minutes.
Final Check Before Starting Boiler
WARNING
Asphyxiation Hazard. Burn Hazard.
Completely read, understand and follow all
instructions in this manual before attempting
start-up.
1. Verify that venting, water piping, gas piping and
electrical system are installed properly.
2. Confirm vent system is complete and free of
obstructions before attempting to fire boiler.
!
NOTICE
: Boiler is shipped from factory configured
for Natural Gas (NG) 0-2,000 ft. (0-610 m).
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