A0017475 August 2014 Rev. 6 PCU and Inline Exhaust Fan Installation, Operation, and Maintenance Manual Save these instructions.
10Maximum RPM and HP Chart Blower Size Maximum RPM Maximum HP 10” 3600 3 14” 2500 5 18” 2000 7.5 20” 1600 10 25” 1400 15 Pulley Adjustmen
11Pulley Setscrew Torque Thread Size Torque (IN/Lb) No. 10 (bushing) 32 1/4” (bushing) 72 5/16” 130 Pulley Adjustment (Belt Drive Fans) The adj
12Pulley Combination Chart for 3600 RPM Motors Motor RPM 35501/3 to 1-1/2 HP MOTOR PULLEY Dd1 Dd2 Pd1 Pd2AX BELTS 1VL34 1.9 2.9 2 3Open ClosedBLOWER
13Pulley Combination Chart for 1800 RPM Motors Motor RPM 17251/3 to 2 HP MOTOR PULLEY Dd1 Dd2 Pd1 Pd2AX BELTS 1VL40 2.4 3.4 2.6 3.6Open C losedBLOWER
14Troubleshooting The following table lists causes and corrective actions for possible problems with the fan units. Review this list prior to consul
15MAINTENANCE To guarantee trouble free operation of this fan, the manufacturer suggests following these guidelines. Most problems associated with f
16START-UP AND MEASUREMENTS SHOULD BE PERFORMED AFTER THE SYSTEM HAS BEEN AIR BALANCED (Warranty will be void without completion of this form) Job I
2 TABLE OF CONTENTS WARRANTY ...
3WARRANTY This equipment is warranted to be free from defects in materials and workmanship, under normal use and service, for a period of 12 months f
4LISTINGS The KB fan is ETL listed to standard UL-705 (electrical). The KB fan complies with UL-762 and CSA Std C22.2, No.113 listing when attach
5Recommended Discharge Ductwork Size Blower Size Min. Rectangular Duct Size Min. Round Duct Diameter Min. Straight Duct Length 10 14 in. x 14 in. 1
6Typical Roof Mount KB Installation with PCU Typical Indoor KB Installation with PCU
7 Typical Roof Mount KB-INLINE Installation Typical Indoor KB-INLINE Installation
8Copper Wire Ampacity Wire Size AWG Maximum Amps 14 20 12 25 10 30 8 40 6 55 4 70 Electrical Before connecting power to the fan, read an
9Fan to Building Wiring Connection
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