External Blower
CBE-1000
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Use, Ca re, and I nstalla t ion Guide
Model number: CBE-1000
Serial number:
Date of Purchase:
Sales Dealer:
MAY07.0101 © Zephyr Corporation.
www.zephyronline.com
READ AND SAVE THESE INSTRUCTIONS
WARNING
TO RE DUC E TH E RIS K OF FIR E O R E L E C TR IC SHOCK, DO N O T US E TH IS FAN W ITH ANY S OLID-S TATE
SP E E D C O NTRO L D EV IC E.
WARNING
TO RE DUC E TH E R IS K OF FIR E, E LEC TR IC SH O C K, O R INJU RY TO P E R SON S, O B S E RVE THE FO LLOW ING:
a. Use this unit only in the manner intended by the manufacturer, If you have questions, contact the manufacturer.
b. Before servicing or cleaning unit, switch power o at service panel and lock the service disconnecting means to prevent power from being
switched on accidentally.
When the service disconnecting means cannot be locked, securely fasten a prominentwarning device, such as tag, to the service panel.
CAUTION
For General VentilatingUse Only. Do not Use to Exhaust Hazardous or Explosive Materials and Vapors.
WARNING
TO RE DUC E TH E R IS K O F A RA N G E TOP GR E AS E FIR E:
a. Never leave surface units unattended at high settings. Boilovers cause smoking and greasy spillovers that may ignite. Heat oils slowly on low
or medium settings.
b. Always turn hood ON when cooking at high heat or when cooking ambeing food (i.e. Crepes Suzette, Cherries Jubilee, P eppercorn
Beef Flambe)
c. Clean ventilatingfans frequently. Grease should not be allowed to accumulate on fan or lter.
d. Use proper pan size. Always use cookware appropriatefor the size of the surface element.
Important sa fety Notice
WARNING
TO RE DU C E TH E R IS K O F INJURY TO P ER SON S IN TH E EV E NT O F A RA NG E TO P G R E AS E FIR E, O B S E RVE THE F O LLOW IN G :
a. SMOTHER FLA MES with a close-tting lid, cookie sheet, or metal tray, then turn o the burner. B E CARE FUL TO P REV ENT BUR NS.
If the ames do not go out immediately,E VACUATE AND C ALL TH E F IR E DE PARTME NT.
b. N EVE R PIC K U P A FLAMI NG PAN - You may be burned.
c. DO N OT US E WATE R, including wet dishcloths or towels - a violentsteam explosion will result.
d. Use an extinguisher ON LY if:
1. You know you have a class AB C extinguisher, and you already know how to operate it.
2. The re is small and contained in the area where it started.
3. The re department is being called.
4. You can ght the re with your back to an exit.
5. Based on “Kitchen Fire Sa fety Tips” published by NF PA.
WARNING
TO R E DUC E TH E R IS K O F FIR E, E L E C TR IC SHOC K O R INJUR Y TO PER SON S, O B S E RVE TH E FO LLOW ING :
a. Installation Work and Electrical Wiring Must be Done by Qualied P erson (s) In Accordance with all Applicable Codes and Standards,
IncludingFire-Rated Construction.
b. Sucient air is needed for proper combustionand exhausting of gases throughthe ue (chimney) of fuel burning equipmentto prevent back
drafting. Follow the heating equipmentmanufacturer’s guideline and safety standards such as those published by the National Fire Protection
Association (NFPA), and the American S ociety for Heating, Refrigeration, and Air ConditioningEngineers (AS HR AE) and the local code authorities.
c. When cutting or drillinginto wall or ceiling, do not damage electrical wiring and other hidden utilities.
d. Ducted fans must always vent to the outdoors.
WARNING
TO RE DUC E TH E R IS K O F F I R E, US E O N LY M E TAL DU C T W O R K.
CAUTION
To reduce risk of re and to properly exhaust air, be sure to duct air outside - Do not vent exhaust air into spaces within walls or ceilings or into
attics, crawl spaces or garages.
CBE-1000 external blower is to be used only with compatible Zephyr hoods. Please refer to hood manual for external
blower compatibility.
1
NOTE:
The following instructions explain the mounting procedures for the CBE-1000 external blower.
Please refer to your hood manual for instructions on preparing the hood for use with external
blower.
Fig-5
24"
3"
8"
4"
2"
10" Elbow
10" Duct
55/8"
7 1/2"
8"
1 5/8"
10 1/4"
30"
7 1/8"
23/4"
Fig-1
TYPICAL INSTALLATION
ROOF MOUNT OUTSIDE WALL MOUN T
Roof
10" E lbow
Installation - Ext e rnal Blower Specifica tions
Hood
Hoo d
Recommended for use only over conventional domestic gas and electric ranges.
2
Outside Wall
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1. Remove and discard shipping brackets and wood support (attached to sides of motor and inlet collar). Fig. - 7
BEFORE INSTALLING , check to see if blower wheel turns freely and does not rub on motor brackets. Check damper door
to be sure it moves freely and spring returns door to closed position.
2. Provide 14” x 18” hole through the roof or wall as shown in Fig. - 2. For reference, location of 10” duct connection and
wiring connection is shown.
3. Install blower on roof or wall, with discharge
(screened end) pointing down, according to
standard roong procedures.
NOTE: Front discharge edge should be on top
of shingles and rear and side edges under shingles.
Unit must be sealed between roof or wall and under
side of ange with roong mastic to prevent leaks.
For installation on a at roof, or roofs with pitch
of less than 1 1/2’ in 12”, install blower on curb
as shown in Fig. - 3. Position curb on sloping roof
with 2” dimension facing down slope. Position curb
on at roofs so that disc harge points away from
prevailing wind.
Ins ta llation - External Blower
Remove
Fig-7
Remove
10 1/2"
1 1/2"
Fig-2
14"
Top View
Down Slope
of
Roof or Wall
18"
4 1/2"
7 3/4"
Remove
Remove
Fig-3
1 1/2"
2"
30"
24"
6"
3
4. Connect the blower to exhaust system with a 10” diameter metal duct only. Use 10” adjustable elbow to adjust to roof
angle. IMPORTANT: You must run 10” round duct work from the external blower to the ceiling. Before the duct
work passes through the ceiling b racket, use a 10” to 8” transition adapter and run 8” duct work to t he opening
on the hood. The 8” duct work run should not exceed 60” in length. (see Fig 4a)
Tape and screw all joints to prevent air leaks. See Fig - 4.
Shingle Over Flashing
External Blower
Roof
10” Adjustable Elbow
Shingle Under Flashing
Fig - 4
Conduit
Screw and Tape Joint
Ceiling Bracket
Fig - 4a
10” Diameter Duct Work
10” to 8” Transition Adapter
Ceiling
8“ Duct Work
Hood
5. Remove top cover of blower to access wiring connections. Retain mounting screws.
6. Run electrical conduit per local code to conduit outlet in bottom plate of blower (use liquid tight connection). Other end of
conduit will connect to external blower wiring box in your hood. See installation instructions earlier in manual for
wiring location.
7. Run (5) wires in conduit (1 black, 1 white, 1 blue, 1 red and 1 green ground) between the blower and hood. Check for
local code compliance for style and gauge of wires. The ground wire shall have a suitable gauge according to the
Electrical Code and Local Regulations. See Fig. -6 for wiring details. These wires will connect to the external blower
wiring box on top of the hood.
CAUTION: Before wiring the unit, switch power off at service panel and lock the service disconnecting means to prevent
power from being switched on accidentally.
-noitallatsnI rewolBlanretxE
8. Replace cover onto blower from step 5 and secure with screws provided. All screws must be in place on cover.
Fig - 6
CBE-1000: WIRING DIAGRAM
White (common)
External Blower
Wiring Box
(hood)
Black (high)
Blue (med)
Red (low)
Junction Box
(CBE-1000)
Green (ground)
CBE-1000: 1/2 HP 3 - Speed Motor. 115V AC, 60Hz /15 Amp Circuit Required
4
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