Greenheck Fan Centrifugal Sidewall Exhaust Fans CW/CWB - Manual (Page 7)

7 Model CW/CWB • Centrifugal Sidewall Exhaust Fans
®
Table 3: Grease Manufacturers
Manufacturer Grease (NLGI #2)
U.S. Electric Motors Grease No. 83343
Chevron U.S.A. Inc Chevron SRI Grease #2
Mobil Oil Corporation
Mobilith
Mobil 532
Texaco, Inc.
Premium BRB #2
Texaco Multifak #2
Amoco Oil Co. Rykon Premium #2
Exxon Unirex N2
Shell B Shell Alvania #2
Table 2: Suggested Fan Bearing Greasing Intervals
Interval
(months)
Type of Service
1 to 3
Heavy duty in dirty, dusty locations; high ambient
temperatures; moisture laden atmosphere;
vibration.
3 to 6
12 to 24 hours per day, heavy duty, or if moisture
is present
6 to 12
8 to 16 hours per day in clean, relatively dry
atmosphere
12 to 18
Infrequent operation or light duty in clean
atmosphere
Recommended Relubrication
Frequency in Months
NOTE: If unusual environment conditions exist
(extreme temperature, moisture or contaminants) more
frequent lubrication is required.
A good quality lithium base grease, conforming to
NLGI Grade 2 consistency, such as those listed here
may be used.
CW Direct Drive Centrifugal Sidewall Exhaust Fan
Parts List
NOTE
Each fan bears a manufacturer’s nameplate with model number and serial number embossed. This information will as-
sist the local Greenheck representative and the factory in providing service and replacement parts. Before taking any
corrective action, make certain unit is not capable of operation during repairs.
CAUTION
A fan manufactured with an explosion resistant motor does not certify the entire unit to be explosion proof.
Mounting Plate
Windband
Birdscreen
Breather Tube
Motor Compartment
Wheel
Cover