Vanguard Firewerks VFRMV18NB Owner's Operation And Installation Manual page 13

Unvented (vent free) gas log heater
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damper. You must install the damper clamp
accessory (to order, see Accessories, page
27). This will insure vented operation (see
Figure 10, page 12). The damper clamp will
keep damper open. Installation instructions
are included with clamp accessory.
See chart below for minimum permanent flue
opening you must provide. Attach damper
clamp so the minimum permanent flue open-
ing will be maintained at all times.
Area of Various Standard Round Flues
Diameter
5"
6"
7"
8"
Chimney Height Minimum Permanent
6' to 15'
15' to 30'
INSTALLING REMOTE CONTROL
ACCESSORY BRACKET
If installing optional remote control accessory
you will need to install the remote accessory
bracket for the receiver.
Use screws provided to attach bracket to
valve bracket as shown in Figure 11.
Follow installation instructions included with
remote accessory.
Valve Bracket
Remote
Bracket
Figure 11 - Attaching Remote Bracket to
Valve Bracket
116412-01E
INSTALLATION
Continued
Area
20 sq. inches
29 sq. inches
39 sq. inches
51 sq. inches
Flue Opening
39 sq. inches
29 sq. inches
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INSTALLING HEATER ASSEMBLY
WARNING: If installing in a
sunken fireplace, special care is
needed. You must raise the fire-
place floor to allow access to heater
control panel. This will insure ad-
equate air flow and guard against
sooting. Raise fireplace floor with
noncombustible material. Make
sure material is secure.
CAUTION: Do not pick up
heater assembly by logs. This
could damage unit. Only handle
assembly by grates.
IMPORTANT: Make sure the heater burners
are level. If heater is not level, heater will not
work properly.
Installation Items Needed
• control cover kit (provided with heater)
• approved flexible gas hose and fittings
(provided with heater) (if allowed by local
codes)
• sealant (resistant to propane/LP gas, not
provided)
Note: Install optional HRC100 and HRC200
Receiver and Hand-Held Remote Control Kit
(see Accessories, page 27) before installing
gas log heater. See installation instructions
included with the kit.
1. Apply pipe joint sealant lightly to male
threads of gas fitting (not provided). Con-
nect approved flexible gas hose to inlet
side of gas control (see Figure 12).
2. Position heater assembly in fireplace.
3. Connect to gas supply. See Connecting
To Gas Supply, page 14.
Flexible Gas
Hose (if allowed
by local codes)
Figure 12 - Attaching Flexible Gas Hose
to Heater Gas Regulator
Gas Control Valve
13

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