Installation, Materials required, Installation checklist – Regency U41 GAS INSERT U41-LP3 User Manual
Page 7: Clearances

7
Regency U41-3 ULTIMATE Gas Fireplace Insert
MATERIALS
REQUIRED
No electrical power supply is required for the 
gas control to operate. A 120 Volt AC power 
cord is hooked up to the fan switch and blower. 
Plug 3 wire cord into a suitable receptacle. Do 
not cut the ground terminal off under any 
circumstances.
When connected with 120 volts, the appliance 
must be electrically grounded in accordance 
with local codes, with a current version of CSA 
C22.1 (in Canada) or in the absence of local 
codes, with the National Electrical Code ANSI/
NFPA 70-1987. 
Note: This unit is equipped with a heat sen-
sor thermodisc which will prevent the 
blower from operating until the unit 
reaches the correct temperature.
INSTALLATION
CHECKLIST
The Regency Gas Insert is installed as listed 
below. 
1) Unit Location - check Clearances to Com-
bustibles.
2) Make the gas connections and electrical
connection for fan and vent spill switch.
3) Install the fl ue or liner to the sliding draft
hood.
4) Install Venting. Slide the unit into the fi re-
place and level. Attach draft hood to the 
insert.
5) Test gas pressure. Check aeration.
6) Test for fl ue spillage.
7) Assemble and install the faceplate and 
trim.
8) Install the log set.
9) Install Doors.
10) Install Remote Control & Wall Thermostat
11) Explain controls to the homeowner.
Final check: Before leaving this unit with the 
customer, the installer must ensure that the ap-
pliance is fi ring correctly. This includes:
a)
Clocking the appliance to ensure the 
correct fi ring rate.
b)
Adjusting the primary air, if required, 
to ensure that the fl ame does not 
carbon.
c)
Ensuring that the appliance is venting 
correctly.
INSTALLATION
CLEARANCES
I
G
J
H
A
D
B
E
F
C
Top View
Clearances to Combustibles
From Unit
Sides
A
7.5" / 190 mm
Ceiling
B
35" / 890 mm
Mantel
C(My) 11 / 280 mm
 From Surround
Sides 
D
2" / 50 mm
Ceiling
E 25.5"
/
650
mm
Mantel
F
3" / 75 mm
Min. Alcove Width
J
48" / 1120 mm
Mantel Depth
G(Mx) 7.5" / 190 mm
Facing (Mantel Leg) 
 Side* 
K
1" / 25 mm
Top
L
1" / 25 mm
*Max. width of 1" at 1" from surround, calculate
Minimum Fireplace Clearances
The minimum fi replace clearances for the 
Regency gas fi replace insert are shown in the 
following diagrams:
depth at 45
o
as shown in the diagram.
