Operation, Installation – Desa LCR26PT User Manual

Page 13

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13

121255-01A

4. Check all joints of gas supply piping system.

Apply a noncorrosive leak detection fluid to
all 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 kPa)
1. Close equipment shutoff valve (see Fig-

ure 16).

2. Pressurize supply piping system by either

opening propane/LP supply tank valve
for propane/LP gas or opening main gas
valve located on or near gas meter for
natural gas or using compressed air.

3. Check all joints from gas meter for natural

gas (see Figure 17) or propane/LP supply
tank for propane/LP gas, to equipment
shutoff valve (see Figure 18). Apply a
noncorrosive leak detection fluid to all
joints. Bubbles forming show a leak.

4. Correct all leaks at once.
PRESSURE TESTING HEATER GAS
CONNECTIONS
1. Open equipment shutoff valve (see Fig-

ure 16).

2. For natural gas open main gas valve

located on or near gas meter. For pro-
pane/LP gas open propane/LP supply
tank valve.

3. Make sure control knob of heater is in the

OFF position.

4. Check all joints from equipment shutoff

valve to thermostat gas valve (see Figure
17 or 18). Apply a noncorrosive leak de-
tection fluid to all joints. Bubbles forming
show a leak.

5. Correct all leaks at once.
6. Light heater (see Operation). Check all

other internal joints for leaks.

7. Turn off heater (see To Turn Off Gas to

Appliance, page 15).

8. Replace front panel.

Figure 18 - Checking Gas Joints for

Propane/LP Gas

Figure 16 - Equipment Shutoff Valve

Equipment
Shutoff
Valve

Propane/LP
Supply Tank

Thermostat Gas Valve

Open

Closed

Equipment
Shutoff Valve

Figure 17 - Checking Gas Joints for

Natural Gas

Equipment
Shutoff
Valve

Gas
Meter

Thermostat Gas Valve

INSTALLATION

Continued

OPERATION

FOR YOUR SAFETY READ

BEFORE LIGHTING

WARNING: If you do not fol-

low these instructions exactly,

a fire or explosion may result

causing property damage, per-

sonal injury or loss of life.

A. This appliance has a pilot which must

be lighted by hand. 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.

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