Greenheck Fan 470654 manual Table of Contents

Table of Contents

General Safety Information	. . . .1
Receiving, Handling and Storage . . . .	. . . . 2
Product Overview. . . . . . . . . . . . . . .4
Subassembly Overview:
Filter Section / Vertical Mounting Stand . .	. . . .4
Optional Service Platform	. . . . 4
Burner, Blower and Control Center Overview. . . .5
Burner Subassembly . . . . . . . . . . . . 6
Control Center . . . . . . . . . . . . . . .6
Dampers				6
Installation
Concrete Slab . . . . . . . . . . . . . . . .7
Service and Access Clearance	. . . . 7
Clearance to Combustibles	. .		.	.7
Burner/Blower Section				7
Install Ductwork. . . . . . . . . . . . . . . 7
Complete Installation. . . . . . . . . . . . . 8
Optional Service Platform				8-9
Electrical Wiring . . . . . . . . . . . . . . .10
Direct Gas Piping	.	.	.	11
Building Pressure Control, optional. . . .	.	.	.	12
Start-Up
Checklist . . . . . . . . . . . . . . . . . 13
Blower . . . . . . . . . . . . . . . . . 14-15
Direct Gas . . . . . . . . . . . . . . . 15-18
Operation
Optional VAV Units				19
Optional Recirculating Units	. .		.	.20
Electrical			20-21
Troubleshooting
Blower Does Not Operate	. . . .22
Motor Overamps . . . . . . . . . . . . . . 23
Insufficient Airflow. . . . . . . . . . . . . .24
Too Much Airflow	.	.	.	24
Excessive Noise or Vibration	. . . .25
Heater Does Not Operate (Pilot Ignition). .	. . 26-28
Heater Does Not Operate (Direct Spark). .	. . 29-30
Maintenance
Routine	.	.	.	31
V-Belt Drives. . . . . . . . . . . . . . . 31
Motors				31
Wheels . . . . . . . . . . . . . . . . . 31
Filters . . . . . . . . . . . . . . . . . .31
Bearings. . . . . . . . . . . . . . . . .32
Fall. . . . . . . . . . . . . . . . . . . .32
Start-Up . . . . . . . . . . . . . . . . .32
High Limit. . . . . . . . . . . . . . . . 32
Gas Train				32
Reference
Typical Gas Train Layout	. . 33-34
Control Center Layout	.	.	.	35
Maintenance Log	Backcover
Warranty	Backcover

Model VSU Make-Up Air 3

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