Floaire DMUA Manuale Utente

A0011032 December 2014 Rev. 11 Power Roof Ventilator/Fans Installation, Operation, and Maintenance Manual

10 Up-Blast Utility Set Installation Up-Blast Utility Set Inlet Options

11 Up-Blast Utility Set Discharge Extension Option

12 Up-Blast Curb Mount Utility Set Installation Up-Blast Curb Mounted Utility Set Hinging Instructions

13 Up-Blast Curb Mounted Utility Set Discharge Extension Option Up-Blast Curb Mounted Utility Set Rain Cap Option

14 Square Inline Mounting Bracket Detail Square Inline Mounting Configurations

15 Square Inline Discharge Options Square Inline Discharge Configurations

16 Copper 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 and u

17 PSC (Permanent Split Capacitor) Motor Speed Control Some single phase direct drive fans contain speed controls that regulate the amount of voltage

18 Fan to Building Wiring Connection

19 Pulley Setscrew Torque Thread Size Torque (IN/Lb) No. 10 (bushing) 32 1/4” (bushing) 72 5/16” 130 OPERATION Prior to starting up or operating t

2 TABLE OF CONTENTS WARRANTY ...

20 Pulley Adjustment (Belt Drive Fans) The adjustable motor pulley is factory set for the RPM specified. Speed can be increased by closing or decreas

21 Pulley Combination Chart Motor RPM 17251/3 to 1-1/2 HP MOTOR PULLEY Dd1 Dd2 Pd1 Pd2AX BELTS 1VL34 1.9 2.9 2 3Open ClosedBLOWER PULLEY DATUM DIAMET

22 Troubleshooting The following table lists causes and corrective actions for possible problems with the fan units. Review this list prior to consu

23 MAINTENANCE To guarantee trouble free operation of this fan, the manufacturer suggests following these guidelines. Most problems associated with

24 2 weeks after startup 1. Belt tension should be checked after the first 2 weeks of fan operation on belt drive fans. Belts tend to stretch

25 Start-Up and Maintenance Documentation START-UP AND MEASUREMENTS SHOULD BE PERFORMED AFTER THE SYSTEM HAS BEEN AIR BALANCED (Warranty will be voi

26 Date Service Performed

27 Date Service Performed

28 Date Service Performed Fact

3 WARRANTY This equipment is warranted to be free from defects in materials and workmanship, under normal use and service, for a period of 12 months

4 INSTALLATION It is imperative that this unit is installed and operated with the designed airflow and electrical supply in accordance with this m

5 Wall Mounting 1. The same instructions, warnings and notes found under Roof Mounting section will apply. Refer to steps 2 and 3, and steps 5 thro

6 Duct Routing Examples Proper Duct Routing Improper Duct Routing

7 Up-Blast Roof Mount Installation Up-Blast Wall Mount Installation

8 Up-Blast Through Wall Mount Installation Down-Blast Installation

9 Typical Hinge Kit – Centrifugal Upblast Typical Grease Box Installation