Coolair NBCXM54L Installation, Operation And Maintenance Instructions Download Page 12

 

WARNING 

—–  Moving Parts  —–

Disconnect power 

before servicing the 

fan 

 

WARNING 

—–  High Voltage  —–

Disconnect power 

before servicing the 

fan 

 

WARNING 

  Precision Bearings  

Do Not  

Pressure Wash at 

blade assembly center 

 

DO  NOT

 INSTALL FAN WITH MOVING PARTS WITHIN 8 

FEET OF FLOOR OR GRADE LEVEL WITHOUT A GUARD 
THAT COMPLIES WITH OSHA REGULATIONS.  

DO  NOT

 

USE  UNLESS  ELECTRICAL  WIRING  COMPLIES  WITH 
ALL  APPLICABLE  CODES.   

DO  NOT

  WIRE  WITHOUT 

PROVIDING  FOR  A  POWER  SOURCE  DISCONNECT  AT 
THE  FAN  ITSELF.   

DO  NOT 

SERVICE  EXCEPT  BY  A 

QUALIFIED  MAINTENANCE  TECHNICIAN  AND  ONLY 
AFTER  DISCONNECTING  THE  POWER  SOURCE. 
FAILURE  TO  OBSERVE  THESE  PRECAUTIONS  CAN 
RESULT IN SERIOUS INJURY OR DEATH. 

WARNING 

CAUTION 

FARM PRODUCTS DIVISION 

MEMBER OF AMCA 

AMERICAN COOLAIR CORPORATION 

P.O. BOX 2300 

JACKSONVILLE, FLORIDA 32203 

PHONE (904) 389-3646  FAX (904) 387-3449 

E-MAIL - [email protected]

 

Form 912-28-2 (October, 2020) 

Summary of Contents for NBCXM54L

Page 1: ...3449 E MAIL fans coolair com NBCXM54L NBCXM54M UNPACKING Inspect the fan for signs of shipping damage It is the responsibility of the customer to report any shipping damage to the freight carrier WHAT...

Page 2: ...all Opening 56 1 2 Min 58 Max Sq I D For optimum performance both the Wall Opening and the Frame square Inside Dimension ID should be 58 However the Wall Opening ID may be between 56 1 2 and 58 square...

Page 3: ...ipping position and bolt it to the uprights as shown in Figure 5 Table 1 shows the upright mounting holes counting down from the top of the upright to use to mount the motor bracket Page 3 Figure 4 Bo...

Page 4: ...ure 6 Cross section of mounting wall Fan Mounting With the Fan Support securely in place lift the fan and place it on the Fan Support against the wall opening Note that the entire fan may be rotated t...

Page 5: ...round Slide a 2x4 under the slotted edge of the cone as shown in Figure 10 Next aligning the tabs in a second panel with the slots of the first join the two panels by inserting the tabs into the slots...

Page 6: ...rubber mallet or dead blow hammer from the inside of the building to allow it to slip over the orifice Once the cone is in place fasten the bottom cone gussets to the fan panel using 1 4 X 1 1 4 bolts...

Page 7: ...fit through as shown in Figure 21 P r i o r t o g u a r d installation the 3 Guard Clips and 6 Guard Hooks must be secured to the fan frame The Guard Clips consist of L brackets that are fastened to...

Page 8: ...irection of the fan uprights it will be necessary to loosen the four 4 3 8 bolts that secure the fan x braces to the fan uprights center the blade assembly and tighten the bolts to 25 30 ft lbs torque...

Page 9: ...he tensioner bracket Then using a 15 16 wrench rotate the tensioner assembly such that the alignment mark is between mark 1 and 2 on the idler arm see Figure 19 Re tighten the 3 8 bolt Turn the blade...

Page 10: ...d cone See Figure 27 WARNING Protect Fan and Cone from Snow and Ice Buildup WARNING Fan and or cone damage caused by this type of external source WILL NOT be covered by AMERICAN COOLAIR warranties Fig...

Page 11: ...sc assembly or premature bearing failure may be induced x The damper door assembly should be wiped clean so that the doors will pivot freely open completely and close securely x The interior sides of...

Page 12: ...USE UNLESS ELECTRICAL WIRING COMPLIES WITH ALL APPLICABLE CODES DO NOT WIRE WITHOUT PROVIDING FOR A POWER SOURCE DISCONNECT AT THE FAN ITSELF DO NOT SERVICE EXCEPT BY A QUALIFIED MAINTENANCE TECHNICIA...

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