Regency U39 User Manual

Gas Stoves

U39 Top Vent Freestanding Direct Vent Gas Stove

Model U39-NG1 U39-LP1

Fuel Type Natural Gas Propane

Minimum Supply Pressure 5” W.C. (1.25 kPa) 12” W.C. (3.00 kPa)

Manifold Pressure - High 3.8” W.C. (0.94 kPa) 11” W.C. (2.74 kPa)

Manifold Pressure - Low 1.1” W.C. (0.27 kPa) 2.9” W.C. (0.72 kPa)

Orifi ce Size

Orifi ce Size Altitude 2000-4500ft (610-1370m) #33

Orifi ce Size

Minimum Input

Minimum Input Altitude 2000-4500ft (610-1370m) 19,000 BTU/h

Minimum Input

Maximum Input Altitude 0-2000ft (0-610m) 38,000 BTU/h

Maximum Input Altitude 2000-4500ft (610-1370m) 36,100 BTU/h

Maximum Input Converted to 30,000 Max BTU 30,000 BTU/h 30,000 BTU/h

Vent Sizing 4” Inner / 6-5/8” Outer 4” Inner / 6-5/8” Outer

Altitude 0-2000ft (0-610m) #31

30,000 Max BTU #37 #52

Altitude 0-2000ft (0-610m) 20,000 BTU/h

Converted to 30,000 Max BTU 15,000 BTU/h 15,000 BTU/h

Approved Venting Systems

Flex Vent Systems: FPI AstroCap™ Flex Vent

Rigid Pipe Vent Systems: Simpson Dura-Vent® Direct Vent GS

American Metal Products Ameri Vent
Security Secure Vent®
Selkirk Direct-Temp.

#50

20,000 BTU/h

38,000 BTU/h

C

A

D

U39 Gas Stove

Gas Stoves

K

L

M

J

J

B

E

H

3/8" NPT
gas line in

G

F

I

mobile home

mounting holes

on bottom pedestal

Dimension Description U39

A Top Width 26” (660mm)

B Unit Height 30” (762mm)

C Top Depth (back to front face) 17-5/8” (448mm)

D Top Depth 17” (432mm)

E Height; Base to Gas Line 3-1/2” (89mm)

F Base Depth 17” (432mm)

G Depth; Flue-Centerline to Back 3-1/2” (89mm)

H Width; Side of unit to Gas Line 10-3/4” (273mm)

I Width - Mobile Home Mounting 13” (330mm)

O

N

O

N

Alcove clearances

Dimension Description U38

J Side Wall to Unit 7-1/2” (190mm)

K Back Wall to Unit 6” (155mm)

L Back Wall to vent centerline 11” (280mm)

M Side Wall to Vent Centerline 20-1/2” (521mm)

Corner Clearances

Dimension Description U38

N Wall to Unit corner 2” (50mm)

O Wall to vent centerline 11” (280mm)

Minimum ceiling height is 36" (914mm) from top of unit.

Minimum clearance to vent is 1-1/4” (32mm).

The above listed clearances are minimum distances to combustible

materials. When installing on carpet or vinyl fl ooring the bottom pedestal

cover plate must be installed.

157June 2007 Regency Product Specifi cations Book

U39 Gas Stove

Regency Direct Vent System

Horizontal Terminations Only

These venting systems, in combination with the U39 Direct Vent Gas
Fireplace, have been tested and listed as a direct vent heater system
by Warnock Hersey. The location of the termination cap must conform
to the requirements in the Vent Terminal Locations diagram.

FPI Horizontal Termination Kit includes all the necessary parts
needed to install the U39.

FPI Kit # Length Contains:

#946-116 2 Feet 1) 6-5/8” Rigid Pipe Section (Kit length)

#946-216 4 Feet

Gas Stoves

2) 4” fl exible liner (Kit length)

3) spring spacers (4)

4) 90° Elbow

5) Adjustable pipe section 13-1/2” to 24”

6) thimble cover (1)

7) thimble (1)

8) adapter

9) AstroCap termination cap (1)

10) trim collar (2)

11) tube of Mill Pac (1)

12) S.S. screws #8 x 1-1/2”, self-tap, (12)

13) Blk. screws #8 x 1-1/2”, self-tap, (14)

14) Blk. screws #8 x 1-1/2” drill point, (4)

15) S.S. screws #8 x 1-1/2” drill point, (4)

16) Wood screws #8 x 1” (8)

17) vinyl siding standoff

(optional #946-206)

Gas Stoves

Vent Restrictor Position

To set the Vent restriction as indicated in the diagram, simply loosen
the screws and push the vent restrictor plate to the correct position.
Tighten the screws.

Vent Restrictor setting at 38,000 Btu/h

Rigid Pipe Venting Systems

Horizontal or Vertical Terminations

Vent Restrictor setting at 30,000 Btu/h

Notes:

1) Liner sections should be continuous without any joints or seams.

2) Only Flex pipe purchased from Regency may be used for Flex
installations.

3) Horizontal sections must be supported every 3 feet.

Wall Thimble

(only required

in Canada)

Thimble

4" ID Liner

Spacer

Spring

Trim Collar

Cover

Trim

Collar

Adjustable Pipe

Length 13-1/2" - 24",

o

90 Elbow

4 ft. Pipe Length
with Kit # 946-216
or 2 ft. Pipe Length with
Kit # 946-116

Adapter

2 pieces

Alternate Horizontal

Termination Caps

AstroCap

Termination Cap

(Part# 946-523/P)

Alternate:
Horizontal
Riser Vent
Terminal
Part# 640-530/P

Vertical

Termination

Cap

Storm Collar

Flashing

Ceiling Firestop

Pipe Length

o

90 Elbow

Pipe

Length

Vinyl Siding

Standoff (Optional)

Adj.Pipe Length

11" - 14-5/8"

Alternate Horizontal

Termination Caps

Wall Thimble

(only required

in Canada)

Horizontal

Termination Cap

(Part # 946-523/P)

Alternate:
Horizontal
Riser Vent
Terminal
Part# 640-530/P

If required by the external termination location the listed
alternate termination caps may be used. (Refer to Page 11)

158 June 2007 Regency Product Specifi cations Book

Gas Stoves

Vertical Terminations using Rigid
Pipe Systems

U39 Gas Stove

Vertical Venting with Two (2) 90° Elbows

Two 45° elbows = One 90° elbow

The shaded area in the diagram below shows all allowable combinations
of straight vertical and offset to vertical runs with vertical terminations.
Maximum two 45º elbows.

If the vent is ENCLOSED in a chase (min. size 9" x 9") maintain a 1-1/4"
clearance to combustibles.

May be installed in Manufactured (Mobile) Homes after fi rst sale.

Option V H V+ V1 Maximum total pipe length, of

A) 1’ Min. 1’ Max. 2’ Min.

B) 1’ Min. 2’ Max. 3’ Min.

C) 2’ Min. 3’ Max. 4’ Min.

D) 2’ Min. 4’ Max. 4’ Min.

Vent Restrictor in position “A” (Center), refer to page 124.

all sections, must not exceed
30 feet.
Total horizontal sections must
not exceed 4 feet.

Minimum of 1 foot between
90° elbows is required.

Gas Stoves

159June 2007 Regency Product Specifi cations Book

U39 Gas Stove

Horizontal Terminations for All
Venting Systems

The shaded areas in the diagram below show all allowable combinations
of vertical runs with horizontal terminations. Maximum one 90° elbow
(two 45º

The venting arrangements diagrammed below, have a min. of 75%
(fl ue loss) effi ciency with Fan Off, as required for manufactured homes.
(Actual effi ciency may be as high as 85%)

Gas Stoves

elbows equal one 90° elbow).

Propane and Natural Gas:

Residential, Manufactured and Mobile Homes

Installations

May be installed in Manufactured (Mobile) Homes after fi rst sale.

Gas Stoves

Horizontal Venting with Two (2) 90°
Elbows

Two 45° elbows = One 90° elbow

Option V H + H1 Maximum total pipe length, of all

A) 3’ Min. 2’ Max.

B) 5’ Min. 3’ Max.

C) 8’ Min. 4’ Max.

Vent Restrictor in position “A” (Center), refer to page 124.

sections, must not exceed 30 feet.
Total horizontal sections must not
exceed 4 feet.

Minimum of 1 foot between 90°
elbows is required.

160 June 2007 Regency Product Specifi cations Book