INSTALLATION
INSTALLING OPTIMA 3 INS (CONTINUED)
IMPORTANT- Make sure the chimney and firebox are clean and free of soot and ashes before installation begins. Fail- ure to do so may result in the transfer of soot into the room by way of the room air blower. Do not block opening at front of insert (below door).
Full Chimney Reline
(Recommended for ALL chimney installations)
Approved Liner for Fac- tory Built (ZC) Fireplaces and Masonry Fireplaces is 2100HT (degree F.) liner listed to UL 1777 or ULC S635.
Positive Flue
Connection
Recommended
Clean Out
Tee
VENT TERMINATION WHEN LINER IS USED.
A section of pellet vent pipe is required at the top where exposed to the elements (see illustration below).
Horizontal Vent (Direct Vent)
IN CANADA – Installing as a Horizontal Vent is not allowed. The fireplace chimney must be fully lined.
U.S.A. – The insert may be installed as a Direct Vent (horizontal vent through the chimney structure) in masonry fireplaces if local codes will permit.
Canada – Installing an insert a s a
1' Section of PL Vent
3" or 4" liner (listed to UL 1777 or ULC S635)
Listed Pellet Vent Cap Chase Cover
♦USA & Canada – Requires an approved noncombustible hearth or floor protector, 3/8” / (10 mm) millboard or equivalent (k = .84, r = 1.19) to extend 6” / 150 mm to the front of the glass door.
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