Dyna-Glo PROFESSIONAL OHIR18LV Operating Instructions And Owner's Manual page 9

A. In accordance with the above piping requirements,
assemble piping, sediment trap, shutoff valve,
and necessary fittings. Tighten all components
securely.
WARNING: Failure to ensure that male
threads on pipe to be installed into gas valve
meet the requirements of Figure 6 may
cause gas valve damage, distortion and
malfunction.
B. Install a threaded nipple, prepared in
accordance with paragraph 3.2 into gas valve.
C. Connect gas piping to nipple installed in the
gas valve.
SUPPLY
LINE
1/8" NPT
PLUG
3"
(76mm)
CAP
GAS FIRED INFRA-RED WORKSHOP HEATER
SHUTOFF
VALVE
NIPPLE
Figure 7. Typical Piping Installation
WARNING: When testing gas piping use
only a 50/50 soap and water solution. Do not
use a match or other flame for leak testing. If
during leakage check gas is smelled, turn off
the gas supply and ventilate building.
D. Ensure the building is properly ventilated. Without
lighting the pilot light of the heater, open the gas
supply valve and pressurize the piping up to the
heater's gas valve.
E. Using a brush, apply a 50/50 soap and water
solution to all connections and look for bubbles
indicating a leak. If a leak is detected, turn off gas
supply and tighten connections. Retest and tighten
connections.
RIGID PIPE WITH
UNION OR A FLEXIBLE
CONNECTOR TO HEATER
NOTE:
1. ONLY USE A PIPE COMPOUND
WHICH IS RESISTANT TO
LIQUIFIED PETROLEUM GASES
ON ALL GAS PIPE.
2. FITTINGS SHOWN ARE NOT
INCLUDED WITH HEATER.
HEATER
9