Desa CRL3124PA/NA Owner's Operation And Installation Manual page 13

IMPORTANT: Make sure the heater burners
are level. If heater is not level, heater will not
work properly. For thermostat models, avoid
damage to thermostat bulb. Avoid nicks or
sharp bends in thermostat bulb wire. Keep
thermostat bulb in mounting bracket until
ready to mount base to floor. See Optional
Positioning Of Thermostat Sensing Bulb,
page 29.
Installation Items Needed
• hardware package (provided with heater)
• approved flexible gas hose (not provided)
(if allowed by local codes)
• sealant resistant to propane (propane/LP)
gas, not provided
• electric drill with 3/16" drill bit
• flathead screwdriver
1. Apply pipe joint sealant lightly to male
threads of the fitting to be threaded into
gas regulator. Connect approved flexible
gas hose to gas regulator of heater (see
Figure 11).
IMPORTANT: Hold gas regulator with
wrench when connecting flexible gas hose.
2. Locate masonry screws in hardware
package.
3. Position heater base assembly in fireplace.
4. Place logs in their proper position on heater
base, see Installing Logs on page 16.
5. Center heater base and logs front-to-back
and side-to-side in fireplace.
6. Carefully remove logs without moving
heater base.
7. Mark screw locations through holes in
mounting brackets (see Figure 12 and
13). If installing in a brick-bottom fireplace,
mark screw locations in mortar joint of
bricks.
8. Remove heater base from fireplace.
Flexible Gas Hose
(if allowed by local codes)
Fitting
Figure 11 - Attaching Flexible Gas Hose
to Heater Gas Regulator
113097-01L
INSTALLATION
Continued
9. Drill holes at marked locations using 3/16"
10. Attach base assembly to fireplace floor
Figure 12 - Attaching Base Assembly to
Figure 13 - Attaching Base Assembly to
Fireplace Floor - Single Burner Model
CONNECTING TO GAS SUPPLY
requires a 1/2" NPT (National
Pipe Thread) inlet connection to
the pressure regulator.
Heater Gas
Regulator
vice person must connect heater
to gas supply. Follow all local
codes.
www.desatech.com
drill bit.
using two masonry screws (in hardware
package) (see Figure 12 or 13).
Fireplace Floor - Dual Burner Model
WARNING: This appliance
WARNING: A qualified ser-
Masonry
Screw
Mounting
Bracket
Masonry
Screw
Mounting
Bracket
13