Canarm ADD Installation, Operation And Maintenance Manual

Summary of ADD

  • Page 1

    M0112 1 installation, operation and maintenance manual wall exhaust fans belt & direct drive xb, hv, hva, add, dds, ddp the purpose of this manual is to aid in the proper installation and operation of the fans. These instructions are intended to supplement good general practices and are not intended...

  • Page 2

    M0112 2 8. Be sure to keep all wiring clear of any rotating parts. 9. Before starting the fan ensure that the wheel rotates freely. 10. Tighten all nuts; bolts and setscrews prior to fan start up. 11. On belt driven fans make sure that the belts are tensioned and aligned correctly. 12. Ensure that a...

  • Page 3

    M0112 3 typical installation refer to page 8 start up turn the fan on and inspect for the following. • direction of rotation • improper motor amperage • excessive vibration • unusual noise • improper belt tension or alignment if a problem is discovered shut off the fan and refer to the section on tr...

  • Page 4

    M0112 4 • the standard pillow blocks on belt driven fans are factory lubricated. These bearings should be lubricated on a semi annual basis (more frequently in severe applications) using a high quality lithium based grease. With the unit running add grease very slowly, using a manual grease gun, unt...

  • Page 5

    M0112 5 pulley alignment incorrect incorrect incorrect correct recommended torque for setscrews/bolts (inch/lbs) bearings replacement canarm/lfi ltd. Uses pillow block bearings. • before removing the bearings mark the positions of the fan blade, bearings and pulley on the shaft. • note the clearance...

  • Page 6

    M0112 6 • tighten the bearing bolts to the proper torque rating (see chart) • turn the propeller by hand the propeller should rotate freely with the same resistance as before the bearing bolts were tightened. • tighten all setscrews to the proper torque rating (see chart) • install pulley and adjust...

  • Page 7

    M0112 7 fan trouble shooting guide problem possible causes impeller or sheaves loose belts not tensioned properly bent shaft vibration out of balance impeller loose fasteners loose or worn bearings drive misalignment fan not properly installed mismatched belts out of balance sheaves improper fan ins...

  • Page 8

    M0112 8 typical installations wall exhaust fan with cabinet, back guard and shutter the above drawing illustrates the typical installation of an exhaust fan with cabinet, back guard and shutter in a masonry wall. The installer shall provide angle iron framing and suitable fasteners (hex bolts or lag...

  • Page 9

    M0112 9 supply wall fan c/w ext. Cabinet backguard, motorized 3200 ser. Shutter and wall hood 24 24 54 60 48 42 36 30 - - 48 36 42 30 38+ 38+ 32* 32* 32 32 32 dds,ddp,add - - - - xb,hv,hva - 14 18 20 16 12 wo 22 22 22 22 a 22 20 1/2 20 1/2 14 1/2 d 11 11 11 11 11 b c 30 7/8 36 7/8 42 7/8 48 7/8 54 7...