M-CBFI-L 08/24 Page 1 of 5
CBFI SERIES  
INLINE EXHAUSTER
MODELS:  CBFI150, CBFI300, CBFI700
GENERAL SAFETY
DIMENSIONS & COMPONENTS
The purpose of this manual is to aid in the proper installation and operation of the CBFI inline exhauster. These instructions are intended 
to supplement good general practices and are not intended to overwrite local codes and ordinances. 
 
IT IS THE RESPONSIBILITY OF THE PURCHASER TO ENSURE THAT THE INSTALLATION AND MAINTENANCE OF THIS 
EQUIPMENT IS HANDLED BY QUALIFIED PERSONNEL. 
 
Inspect all shipments carefully for damage. THE RECEIVER MUST NOTE ANY DAMAGE ON THE CARRIER’S BILL OF LADING AND 
FILE A CLAIM IMMEDIATELY WITH THE FREIGHT COMPANY.
1.     All electrical work must be done in accordance with all applicable electrical codes by a 
       qualified electrician. 
2.     Prior to wiring, ensure the power supply is locked in the OFF position and that the motor 
       nameplate voltage matches the supply voltage. 
3.     The CBFI inline exhausters are for commercial/industrial indoor use permanently  
       connected to the power supply of a building, and are ONLY for use in non hazardous  
       locations. DO NOT install or use in a kitchen. 
4.     For general ventilation use only.  Do not use to exhaust hazardous or explosive materials  
       or vapors.  
 
5.     Caution: The fan contains rotating parts and electrical service.  Appropriate safety   
       precautions should be taken during installation, operation and maintenance. When servicing, 
       the fan motor may be hot. Open the housing and allow time for it to cool down. 
6.     Before starting the unit, carefully inspect and ensure that the wheel rotates freely. 
7.     Check and tighten all screws, nuts, bolts etc. prior to fan start up (as some may have 
       loosened during shipping). 
8.     When cutting or drilling into wall or ceiling, do not damage electrical wiring and other hidden 
       utilities. 
9.     Ducted fans must always be vented outdoors. To reduce risk of fire, use only metal ductwork. 
10.   This unit must be electrically grounded. 
11.   Please follow all applicable national, state/provincial and local codes. All of them will 
       supersede this manual. 
12.   Failure to follow the safety instructions in this manual may cause serious injury or death 
       due to electrical shock or high speed rotating parts.