Zephyr COKE48BBMX 매뉴얼

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 

    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. 

   

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. 
8. Replace cover onto blower from step 5 and secure with screws provided.  All screws must be in place on cover.  

  -   

n o i 

t a l 

l a t 

s n I 

r e 

w o l 

B   l 

a n 

r e t 

x E 

Shingle Under Flashing 

Shingle Over Flashing 

Conduit 

10” Diameter Duct Work 

10” Adjustable Elbow 

Screw and Tape Joint 

External Blower 

Ceiling 

Ceiling Bracket 

Hood 

Roof 

10” to 8” Transition Adapter 

8“ Duct Work 

Fig - 4  

Fig - 4a