Checking Gas Connections - Procom MN200EBC Owner's Operation And Installation Manual

*A CSA/AGA design-certified equipment shutoff valve with 1/8
an acceptable alternative to test gauge connection. Purchase the optional
CSA/AGA design-certified equipment shutoff valve from your dealer.
State of Massachusetts : The instal-
lation must be made by a licensed
plumber or gas fitter in the Common-
wealth of Massachusetts.
Sellers of unvented propane or natu-
ral gas-fired supplemental room
heaters shall provide to each pur-
chaser a copy of 527 CMR30 upon
sale of the unit.
In the S tate of Massac husetts,
unvented propane and natural gas-
fired space heaters shall be prohib-
ited in bedooms and bathrooms.
IMPORTANT: Install an equipment
shutoff valve in an accessible
location. The equipment shutoff
valve is for turning on or shutting
off the gas to the appliance.
Apply pipe joint sealant lightly to
male threads. This will prevent
excess sealant from going into
pipe. Excess sealant in pipe could
result in clogged heater valves.
Install sediment trap in supply line
as shown in Figure 12. Locate
sediment trap where it is within
reach for cleaning. Locate sedi-
ment trap where trapped
INSTALLATION
Figure 12 -Gas Connection
is not likely to freeze. A sediment
t r a p t r a p s
contaminants. This
from going into heater controls. If
sediment trap is not installed
installed wrong, heater may not run
properly.
CHECKING GAS
CONNECTIONS
WARNING:
piping and connections for leaks
after installing or servicing. Correct
all leaks at once.
WARNING: Never use an
open flame to check for a leak. Apply
a mixture of liquid soap and water to
all joints. Bubbles forming show a
leak. Correct all leaks at once.
CAUTION: Make sure exter-
nal regulator has been installed be-
tween gas supply and heater. See
guidelines under Connecting to Gas
Supply.
matter
Pressure Testing Gas Supply
Piping System
Test Pressures In Excess Of
1/2 PSIG (3.5 K Pa)
1. Disconnect appliance with its
2. Cap off open end of gas pipe
3. Pressurize supply
4. Check all joints of gas supply
"
NPT tap is
5. Correct all leaks at once.
m o i s t u r e a n d
6. Reconnect heater and equipment
keeps them
or is
Test Pressures Equal To or
Less Than 1/2 PSIG (3.5 K Pa)
1. Close equipment shutoff valve
Test all gas
2. Pressurize supply piping system
3. Check all joints from gas meter
4. Correct all leaks at once.
10
appliance main gas valve (control
valve) and equipment shutoff
valve from gas supply
system. Pressures in
1/2 psig will damage heater
regulator.
where equipment shutoff valve
was connected.
piping system
by either using compressed air
or opening main gas valve lo-
cated on or near gas meter.
piping system. Apply mixture of
liquid soap and water to gas
joints. Bubbles forming show a
leak.
shutoff valve to gas supply. Check
reconnected fittings for leaks.
(see Figure 13).
by either using compressed air
or opening main gas valve lo-
cated on or near gas meter.
to equipment shutoff valve (see
Figure 14). Apply mixture of liquid
soap and water to gas joints.
Bubbles forming show a leak.
piping
excess of