Desa EFS33NR - Manual (Page 16)

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Test Pressures Equal To or Less Than
1/2 PSIG (3.5 kPa)
1. Close equipment shutoff valve (see Figure 21).
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 to equipment
shutoff valve for natural gas or propane/LP sup-
ply to equipment shutoff valve for propane/LP
(see Figures 22 and 23). Apply noncorrosive
leak detection fluid to all joints. Bubbles form-
ing show a leak.
4. Correct all leaks at once.
PRESSURE TESTING HEATER GAS
CONNECTIONS
1. Open equipment shutoff valve (see Figure 21).
2. Open main gas valve located on or near gas
meter for natural gas or open propane/LP
supply tank valve.
3. Make sure control knob of fireplace is in the
OFF position.
4. Check all joints from equipment shutoff valve
to gas control valve (see Figures 22 or 23).
Apply noncorrosive leak detection fluid to all
joints. Bubbles forming show a leak.
5. Correct all leaks at once.
6. Light fireplace (see Operating Fireplace, page
19. Check all other internal joints for leaks.
7. Turn off fireplace (see To Turn Off Gas to
Appliance, page 20).
INSTALLATION
Continued
Figure 21 - Equipment Shutoff Valve
Open
Closed
Equipment
Shutoff Valve
Figure 23 - Checking Gas Joints for
Propane/LP Gas
Propane/LP
Supply Tank
Equipment
Shutoff
Valve
Gas Control Valve
Gas Meter
Figure 22 - Checking Gas Joints for
Natural Gas
Gas Control Valve
Equipment Shutoff Valve
INSTALLING LOGS (MODELS
EFS33NR, EFS33PR, VSGF33NR
AND VSGF33PR)
WARNING: Failure to posi-
tion the parts in accordance
with these diagrams or failure
to use only parts specifically
approved with this heater may
result in property damage or
personal injury.
CAUTION: Do not remove the
metal data plates attached to the
heater base assembly. The data
plates contain important safety
and warranty information.
It is very important to install these logs exactly
as instructed. Do not modify logs. Only use logs
supplied with heater.