See Installation of E18E into Existing Units for General Installation Guidance - for vent connection configuration.
The length of 4" Flex needed is 6" semi-expanded.
Remove top flue adaptor from unit by removing 1 Philips screw and slide backward. Adjust flue adaptor length by resetting screw from Set 4 to Set 8 - see
Diagram below. Attach 4" flex to flue adaptor and insert into existing 5" vent - shown below.
Procedure to adjust the height of the outer firebox installed is shown below.
FIRESONG 120N INSTALLATION SPECIFICATIONS
Secure vent slide plate to flex pipe with 4
screws
Firesong 220N Installation Specifications
Firesong 120 Firebox
Firesong 220N Firebox
4-5/8"
5 - 3/16"
[117mm]
[132mm]
1/2"
[13mm]
2 1/8"
54mm
1. Loosen 2 x Phillips screws on both right and left legs.
Leg Setting / Outer Shell Position
2. See above diagram below for required leg setting.
3 Install with supplied Phillips screws to pre-punched holes and tighten previous screws that were loosened in Step 1.
4. Keep left side leg loose until outer firebox is in position in ZC box - to allow adjustment of gas line.
See Step #2: Outer Shell installation for procedure.