Lennox Hearth Products MONTECITO ESTATE MONTEST Installation And Operating Instructions Manual Download Page 4

The combustion air control should be opened 
before opening the doors to minimize the possi-
bility of back draft coming into the room 

(

Figure 

1-A

More details are available in 

Refueling For 

Best Performance

 on 

Page 5

.

Time Delayed Air Boost System

The time delayed air-boost system register is 
located underneath the door handles. Placed 
in the fully opened position, a timer with a 
maximum duration of 2 hours is engaged. The 
register gradually reduces the amount of air 
injected, allowing for a better start of the fi re, 
whatever the conditions (See sections 

Building 

a Fire

 and 

Refueling For Best Performance

 for 

proper sequence of operation). This allows 
you to start the fi re, set the primary air control 
to the desired burn level and the fi replace will 
automatically adjust itself to that level once the 
fi re is fully established 

(

Figure 1-B

)

.

Closed

Closed

Open

Open

Combustion Air 

Register

Time Delay

Air-Boost Control

(T.D.A.B.) 

Accelerated Combustion

The maximum heat output for the Montecito 
Estate is achieved by burning with the door 
closed and the combustion air opened and 
pulled out.  Through this method, the Montecito 
Estate can produce up to 80,000 BTU of heat 
per hour.   

However, it will be necessary to reload with wood 
every one or two hours.  This is the least effi cient 
method of burning the Montecito Estate .

Use caution when fi ring with the combustion 
air control wide open.  Only burn cord wood in 
this manner.  Small dry pieces of softwood and 
construction scraps will burn very intensely us-
ing this method and may damage the fi rebox.

Medium Combustion

This is the recommended mode of operating 
the Montecito Estate and should be the one 
normally used since it will deposit the least 
amount of creosote on the glass and in the 
chimney. The combustion air control must be 
3/4 closed. The precise setting will depend on 
many factors, including chimney length and the 
moisture content of the wood.  

For instance, a long chimney will necessitate 
closing the damper more.  To obtain the proper 
combustion, close the damper completely, then 
open it about 1/4” to 1/2”.  Three medium size 
pieces of cord wood-burning on a bed of hot 
coals will generate an approximate heat output 
will of 35,000 BTU per hour and the loading time 
will be about every 3-4 hours.  Softwoods may 
be burned using this method but the combustion 
time will be substantially reduced.

Figure 2 - 

Accelerated Combustion

Figure 3 - 

Medium Combustion

(A)

(B)

COMBUSTION CONTROLS

Primary Air & Air Boost Controls

There is no fl ue damper in the Montecito Es-
tate™.  As is common with air tight appliance, 
the combustion air control sets the fl ow of air 
entering the fi rebox.  This allows for a more 
precise control of the fi re.  The combustion air 
control is located below the door on the left side.  
The main source of air (primary air) entering 
the fi rebox can be diminished by moving the 
air combustion control from left to right. The 
primary air is fully opened when the air control 
is completely moved to the left. This air com-
bustion control should be in the closed position 
when the fi replace is not in operation.  This will 
minimize air leakage up the chimney.  

Figure 1

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.

4

Summary of Contents for MONTECITO ESTATE MONTEST

Page 1: ...e la demande Num ro de la pi ce 850 038CF INSTALLATION AND OPERATING INSTRUCTIONS RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE Listed to standards ULC S610 UL 127 Report No 304 7213 EPA Cert No 609...

Page 2: ...e left partly opened smoke may be drawn into the room Use optional firescreen when doors are fully opened WARNING Usecarewhenselectingwindow treatments for windows located near the fireplace Avoid usi...

Page 3: ...PARTS REQUIRED Fireplace model MONTEST 7 diameterchimney Model SecureTemp S 2100 Nova Temp HT6000 Secure TempGX U S only or ACBI manufactured by Security Chimneys International only including Chimney...

Page 4: ...burnveryintenselyus ing this method and may damage the firebox Medium Combustion This is the recommended mode of operating the Montecito Estate and should be the one normally used since it will deposi...

Page 5: ...e will be between 6 8 hours and at this combustion rate the level of BTU s is at its lowest Building a Fire A To start a fire place several crumpled up ballsofnewspaperinthefirebox Placesmall dry piec...

Page 6: ...e chimney WARNING When cleaning the fireplace the ashes should be placed in a metal container with a tight fitting lid The closed container of ashes should be placed on a non combustible floor or on t...

Page 7: ...1 400 F If the glass breaks or cracks it must be replaced with an identical ceramic glass Tempered glass or ordinary glass will not withstand the high temperatures of the Montecito Estate Replacement...

Page 8: ...A Frame the fireplace using 2 x 3 or heavier lumber B WARNING Combustible materials cannot be used in the space directly above the fireplace except for the studs above the fa cade that support the fa...

Page 9: ...8 1686 mm Notes Due to Lennox ongoing commitment to quality all specifications ratings and dimensions are subject to change without notice All framing dimensions calculated for 1 2 dry wall at the fi...

Page 10: ...It is located in the bottom of the fireplace towards the back It uses 120V and must be connected to the main electrical circuit byaqualifiedelectrician Forconnection usethe electrical box supplied wit...

Page 11: ...eat A furnace duct is only single wall and not double wall as is required for the Montecito Estate hot air exhaust 7 Use only Security Chimneys International grills and components as described in this...

Page 12: ...above or below floor level Makea4 1 4 110mm holeintheoutsidewallofthehouseatthechosen location From outside place the outside air register in the hole open side down and fasten the register to the wal...

Page 13: ...are located on lower floors in the house such as in a basement in combination with an outside chimney are especially prone to flow reversal 2 The fireplace model MONTEST may be installed only with Se...

Page 14: ...rsal support AC10SU 4 Put the roof flashing in place and seal the joint between the roof and the flashing with roofing pitch see Figures 25 26 For sloping roofs place the flashing under the upper shin...

Page 15: ...ns on Page 14 5 From below install a firestop See Figure 23a 6 A support XST or XSO must be used on the first 15 section 5 m 7 Continue with the regular installation ACBI Chimney 1 Install the first e...

Page 16: ...mm 45 21 32 1160 mm 54 1 8 1375 mm B 17 9 16 446 mm 20 7 16 519 mm 24 5 8 625 mm 28 7 8 733mm 37 3 8 949 mm 42 1067 mm 44 3 4 1137 mm 49 1245 mm 59 9 32 1353 mm 61 3 4 1568 mm Chimney Elbow Offset Hei...

Page 17: ...diation Shield Framing 2 x 3 Figure 29 Roof Support Note In cold areas it is recommended to protect the chimney in a insulated chase Straps Chimney ACBI ACBI Starter Section Straps Outside Wall OFFSET...

Page 18: ...t of supported chimney NOTE For the ACBI chimney a support section ACBI7SL must be used every 30 feet 9m or an universal support every 20 feet 6m instead of the universal roof support ST CHIMNEY MAXIM...

Page 19: ...will enter the masonry chimney 2 In the middle of the oval drill a hole in the masonry chimney at 30 3 Increase the size of the hole until a 30 TUBINOX liner elbow can be easily slipped through 4 Slid...

Page 20: ...ECMC H4855 Outside Air Kit included with fireplace Outside Air Coupler To Connect Outside Air UZI To Fireplace UZIAD UZIAD Outside Air Ducting includes 4 insulated flex x 10 long UZI UZI Gravity Kit G...

Page 21: ...ashing Adjustable 30 45 includes spacer collar ACBI7FBR H3277 Misc Firestop ACBI7BF H3268 Radiation Shield ACBI7RS H3269 Attic Radiation Shield ACBI7RSA H3270 Telescopic Attic Radiation Shield ACBI7RS...

Page 22: ...PR SR2417 Right Side Refractory Bricks Front PR SR2419 Left Side Refractory Bricks Back PR SR2416 Left Side Refractory Bricks Front PR SR2418 Bottom Refractory Brick PR SR2422 Wooden Door Handle PR SR...

Page 23: ...NOTES 23...

Page 24: ...ction which were not manufactured or supplied by LHP or for the labor necessary to install repair or remove such materials parts or construction All replacement or repair components will be shipped F...

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