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ENGINEERED AIR base
EngA ENGINEERED AIR base Manuals
Manuals and User Guides for EngA ENGINEERED AIR base. We have
1
EngA ENGINEERED AIR base manual available for free PDF download: Technical Manual
EngA ENGINEERED AIR base Technical Manual (46 pages)
Brand:
EngA
| Category:
Control Unit
| Size: 1 MB
Table of Contents
Table of Contents
4
General Overview
6
Unit Type
6
Selector Switch
6
Heating and Cooling - Dj, Dg, He
6
Only Required for Direct Fired Appliances
6
Humdifier Version - Sh
7
Hardware Information
7
Computer Connection
8
Wifi Connection
9
Terminal Descriptions
10
Heating Cooling Version
10
Sh(X) Humidifier Version
12
Operation
13
Mode Selection
13
Occupied / Unoccupied
13
Fan Control
13
Variable Air Volume
13
Air Proving Switch
13
Warmup/Cooldown
14
Damper Control
14
Make up Air
14
Damper End Switch
14
Ambient Compensation
14
Economizer
15
Minimum Damper Position
15
High Ambient Lockout
15
Low Limit
15
Heating
15
Gas Fired Heating
15
Cooling
16
Mechanical Cooling
16
Pressure Sensing
16
General Timing
16
Temperature Control
17
Room or Return Thermostat
17
Stage Room Thermostat
17
Remote Setpoint
17
Bms Setpoint
17
Alarm Reset
17
Wiring Concerns
17
Module Grounding
18
Communication Wiring
18
Communication Wire Grounding
18
Dj/Large Sh(X) Indirect Fired
19
Basic Operation
19
Dj / CD-XM Timing
19
Dj/Large Sh(X) Combustion Setup
20
Gas Actuator Calibration
20
Combustion Offsets
20
Small Sh(X) Burner Setup
21
Dg Indirect Fired
23
Basic Operation
23
Dg Timing
23
Dg Combustion Setup
24
Gas and Air Actuator Calibration
24
Combustion Offsets
24
He Direct Fired
26
He Timing
26
He Burner Setup
27
Maxitrol Valve
27
Gas Actuator Calibration
27
Sh / Shx Humidifier
29
Basic Operation
29
S-XM Timing
29
CD-XM
30
Basic Operation
30
Alarms
31
Appendix A - Thermistor Output Table
35
Appendix B - Maxitrol Valve Adjustments
36
Appendix C - Startup Checks
37
Appendix D - Address Settings
37
Appendix E - Service Issues
37
Read and Save Features
37
Communication Alarm
37
Erratic Behavior
37
Combustion Analysis
38
Poor Pilot Sensing
38
Regulator Response
38
Water and Ice from Combustion
38
Manifold Pressure
38
Customer Installed Sensors
38
Speed Sensor - Dj
39
Top Loading
39
Air Balancing
39
Appendix F - Fuel Curve Development
40
Typical Combustion Values
41
Appendix G - Combustion Records
41
Dj(X,E,S)/Large SH Series 15:1 Turndown
42
DG-HT Series 20:1 Turndown
43
DG Series with 4:1 Turndown
44
Small SH (3:1) Series
45
HE Series
46
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