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HRE-20
Greenheck HRE-20 Manuals
Manuals and User Guides for Greenheck HRE-20. We have
2
Greenheck HRE-20 manuals available for free PDF download: Maintenance Manual, Installation, Operation And Maintenance Manual
Greenheck HRE-20 Maintenance Manual (44 pages)
HEAT RECOVERY UNIT WITH EVAPORATIVE COOLING
Brand:
Greenheck
| Category:
Air Conditioner
| Size: 1.74 MB
Table of Contents
Storage and Basic Operation
2
Table of Contents
2
Installation
3
Lifting
3
Unit Weights & Recommended Roof
3
Openings
3
Roof Curb Mounting
4
Rail Mounting
5
Ductwork Connections
5
Electrical Information
6
Service Clearances
8
Dimensional Data/Access Door Description
9
Evaporative Cooling Modules
10
Evap Module Installation and Start-Up
10
Water Supply Connection Location
11
Water Control Options
12
Drain & Overflow Connection Locations
14
Troubleshooting
15
Maintenance
16
Optional Accessories
17
Electric Heater Application/Operation
17
Frost Control Application/Operation
18
Economizer Application/Operation
19
Variable Frequency Drives
21
Typical Wiring Diagram
22
Sensors and Lights
23
Rotation Sensor
23
Service Outlet
24
Remote Control Panel & Wiring
25
Sensors Mounted by Factory
28
Optional Accessories
28
Unit
29
Start-Up Checklist
30
Evaporative Cooler
30
Optional Accessories
31
Fan
32
Fan Belt Drives
32
Energy Recovery Wheel
34
Routine Maintenance Checklist
35
Belts and Motors
36
Blower Wheel and Fasteners
36
Fan Belts
36
Fan Motors
36
Bearings, Filters and Door Seal
37
Door Seal Maintenance
37
Energy Recovery Wheel Maintenance
38
Accessing Energy Recovery Wheel
38
Removing Wheel Segments
38
Cleaning Wheel Segments
39
Parts List
40
Sequence of Operation
41
Troubleshooting Airflow
42
Troubleshooting
43
Warranty
44
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Greenheck HRE-20 Installation, Operation And Maintenance Manual (24 pages)
HEAT RECOVERY UNIT WITH EVAPORATIVE COOLING
Brand:
Greenheck
| Category:
Air Conditioner
| Size: 0.39 MB
Table of Contents
Storage
2
General
2
Table of Contents
2
Installation
3
Lifting
3
Unit Weights
3
Recommended Roof Openings
3
Roof Curb Mounting
4
Duct Work Connections
4
Weatherhoods
4
Electrical
5
Service Clearances
6
Evaporative Cooling Modules
7
Evap Module Start-Up
7
Water Control Options
8
Trouble Shooting
9
Maintenance
10
Water Coil Recommendations
11
Electric Heater Application/Operation
12
Frost Control Application/Operation
13
Dirty Filter Switch Operation
13
Economizer Application/Operation
14
Auto Dry Cycle
14
Start up Checks
15
Fan Wheel
15
Fan RPM
16
Energy Recovery Wheel
16
Coils
16
Routine Maintenance
17
Belts
17
Motors
17
Blower Wheel and Fasteners
17
Vibration
18
Filters
18
Coil Maintenance
19
Energy Recovery Wheel Maint
20
Accessing Energy Recovery Wheel
20
Removing Wheel Segments
21
Cleaning Wheel Segments
21
Parts List
22
Unit Trouble Shooting
23
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