Operating Your Heater; Checking Gas Connections - Procom MN180HPA Owner's Operation And Installation Manual

CHECKING GAS
CONNECTIONS
WARNING: Test all gas
piping and connections for leaks
after installing or
Correct all leaks
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.
Pressure Testing Gas Supply
Piping System
Test Pressures In Excess Of
1/2 PSIG (3.5 K Pa)
1. Disconnect appliance with its
appliance main
(control valve) and equipment
shutoff valve from gas supply
piping system. Pressures in
excess of 1/2 psig will damage
heater regulator.
2. Cap off open end of gas pipe
where equipment shutoff valve
was connected.
3. Pressurize supply
s y s t e m b y e i t h e r u s i n g
compressed air
main gas valve located on or
near gas meter.
4. Check all joints of gas supply
piping system. Apply mixture of
liquid soap and water to gas
joints. Bubbles forming show
a leak.
5. Correct all leaks at once.
6. Reconnect heater and equipment
shutoff valve to gas supply. Check
reconnected fittings for leaks.
Test Pressures Equal To or
Less Than 1/2 PSIG (3.5 K Pa)
1. Close equipment shutoff valve
(see Figure 14).
2. Pressurize supply piping system
by either using compressed air
or opening main gas valve
located on or near gas meter.
3. Check all joints from gas meter to
equipment shutoff valve (see
Figure 15). Apply mixture of
liquid soap and water to gas
joints. Bubbles forming show
a leak.
4. Correct all leaks at once.
INSTALLATION
Pressure Testing Heater Gas
Connections
1. Open equipment shutoff valve
servicing. (see Figure 14).
at once.
2. Open main gas valve located
on or near gas meter.
3. Make
heater is in the OFF position.
4. Check all joints from equipment
shutoff valve to control valve
(see Figure 15 ). Apply mixture of
liquid soap and water to gas
joints. Bubbles forming show
a leak.
5. Correct all leaks at once.
6. Light
Heater, pages 10 and 11 for
gas valve
non- ther m o stat
p a g e 1 2 f o r
models). Check the rest of the
internal joints for leaks.
7. Turn off heater (see To Turn Off
Gas to Appliance, page 11 for
non-thermostat models or page
12 for thermostat models).
piping
8. Replace lower front panel.
or opening
Figure 14 -Equipment Shutoff Valve
Figure 15 -Checking Gas Joints
WARING
sure control knob
heater (see Operating
m odel s or
t h e r m o s t a t
:
Do not over tighten
gas connections.
10

OPERATING YOUR HEATER

NON-THERMOSTAT MODELS
n
FOR YOUR SAFETY
READ BEFORE LIGHTING
WARNING: If you do not
f ollow these
exactly, a fire or explosion may
of
r e su l t i n ca us i n g
damage, personal
loss of life.
A. When lighting the pilot, follow
these instructions exactly.
B. BEFORE LIGHTING smell all
around the appliance area for
gas. Be sure to smell next to
the floor because some gas is
heavier than air and will settle
on the floor .
WHAT TO DO IF YOU SMELL GAS
l Do not try to light any appliance.
l Do not touch any electric switch;
do not use any phone in your
building.
l Immediately
supplier from a neighbor's
phone. Follow
supplier's instructions.
l If you cannot
gas supplier, call
department.
C. Use only your hand to push in
or turn the gas control knob.
Never use tools. If the knob
will not push in or turn by
hand, don't try to repair it, call
a qualified service technician or
gas supplier. Force or attempted
repair may result in a fire or
explosion.
D. Do not use this appliance if any
part has bee n under water.
Immediately call a qualified
service technician to inspect
the appliance and to replace
any part of the control system
and any gas control which has
been under water.
n
instructi o n s
pr op er ty
injury or
call your gas
the gas
reach your
the fire