Regency E18-NG Owners & Installation Manual page 41

See Installation of E18 into Existing Units for General Installation Guidance - for vent connection confi guration.
The length of 4" Flex needed is 6" semi-expanded.
Remove top fl ue adaptor from unit by removing 1 Philips screw and slide backward. Adjust fl ue adaptor length by resetting screw from Set 4 to Set 8 - see
Diagram below. Attach 4" fl ex to fl ue adaptor and insert into existing 5" vent - shown below.
Procedure to adjust the height of the outer fi rebox installed is shown below.
Secure vent slide plate to fl ex pipe with 4
screws
Firesong 120 Firebox
Firesong 220N Firebox
4-5/8"
5 - 3/16"
[132mm]
[117mm]
1/2"
2 1/8"
[13mm]
1. Loosen 2 x Phillips screws on both right and left legs.
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 fi rebox is in position in ZC box - to allow adjustment of gas line.
See Step #2: Outer Shell installation for procedure.
Regency ® E18 Gas Fireplace Insert
E18 INSTALLATION SPECIFICATIONS
FIRESONG 120N INSTALLATION SPECIFICATIONS
E18 Insert
5 1/4"
133mm
C
Firesong 120 fi rebox
8 3/16"
6-1/8"
208mm
[156mm]
Leg heig
INSTALLATION
Flue adaptor
setting
Set to this
hole
Right side shown
6"
(152mm)
Set to this
hole
41