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This manual describes the installation and operation of the Models S274E non-catalytic wood heater. This heater meets 
US Environmental Protection Agency’s emission limits for wood heaters. Under specific conditions this heater has been 
shown to deliver heat at rates ranging from 10,370 to 29,301 BTU per hour.

6” Flue Required

Figure A: Clearance from combustible constructions

From Heater                                         From Chimney Connector

A

 Sidewall..........      17-1/2” (444 mm)     

Sidewall.................28” (711 mm)

Backwall...............13” (330 mm)           

Backwall................15-1/2” (394 mm)

Corner...................11” (279 mm)           

Corner....................22”  (559 mm)

                                                                  G 

Ceiling...................54-1/2” (1384 mm)

 

Model No. S274E

This unit has been listed by Warnock 
Hersey Limited to meet or exceed
 ULC S-627 Canada and UL 1482 U.S.

 

Part No S19220 Rev03

NOTE: Retain this sheet for future reference

A minimum clearance of 18” (457mm) to the chimney connector
may be required by the authority having jurisdiction.

MADE IN CANADA BY CFM CORPORATION, 410 ADMIRAL BOULEVARD, MISSISSAUGA, ON  L5T 2N6 

1

3FT(1M) MIN
FROM ROOF
PENETRATION 

2FT(635mm) HIGHER
THAN NEAREST
POINT OF ROOF
WITHIN 1OFT(3m)

MINIMUM OVERALL
HEIGHT FROM FLOOR
15FT(5M)

G

B

E

18”

A

D

8”

8”

8”

BACK WALL

SIDE W

ALL

BACK WALL

C

F

C

F

SIDE W

ALL

Figure “A”

CFM Corporation

Unit must be placed on a noncombustible floor protection equivalent to 3/8” millboard. 
Floor protector must have min. R value of .893
Consult your local building authorities for further information.

Contact your local building inspector
prior to installation.
A permit maybe required in your area

.

HANDLE

Twist spring handle 

 in counter clockwise 

motion while pushing on to handle; spring handle 
will “thread” down to desired location.

SPRING

                           

OPTIONAL FAN

An optional heat exchange blower is available for
this wood burning appliance. To order please see
the local dealer where you purchased your appliance. 

CAUTION: 

Do not open fire-door to a point where it

 would be in contact with the combustible sidewall.

DECORATIVE BRASS TRIM

Be sure to remove the protective plastic coating installing your wood heater

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