Reznor YDSA Unit Installation Manual - Manual (Page 75)

Form I-Y, P/N 273646R6, Page 75
(Catalogs and instruction manuals are available at www.ReznorHVAC.com.)
Airflow Pressure Drops .................................................... See Sales/Technical Catalog C-YD
Airflow Ranges ................................................................ See Sales/Technical Catalog C-YD
Amp Loads ...................................................................... See Sales/Technical Catalog C-YD
Blower Charts (RPM/BHP) .............................................. See Sales/Technical Catalog C-YD
Control Instructions ...........................................................See Form CP-Y-D19 or CP-Y-D21
Installation - Roof Curbs Options CJ31, CJ34, CJ48, CJ55 ......................See Form I-OPT-C
Installation - Outside Air Hood Options AS16 ........................................ See Form I-OPT-WH
Operation/Maintenance/Service ......................................................................See Form O-Y
Wiring Diagram ................................................................................................... With the Unit
References
Index
A
Inlet / Return Air Options 35
Airflow (cfm) / Pressure Drop (i.w.c.) Tables
69, 70, 71, 72, 73
Appendix 68
B
BacNet (MSTP) DDC Communication Bus 30
Curb Cap Base 10
BTUH Inputs and Capacities 49
Building Static Pressure Sensor 36
C
Cabinet Size 1 or 2 68
California Warning Label 3
Checklist Prior to Startup 59
Checklist - Startup 66
Clearances 6
CO2 Sensor 30, 34
Installation Codes 3
LED Flash Codes 53
Combustion Air 53
Combustion Air Inlet Openings 55
Combustion Air Proving Switch 53, 54
Commissioning and Startup 59
Compressor Modulation 31
Compressor Protection 31
Compressors 31, 66
Compressor Staging 31
High Efficiency Heat Section Condensate
Drain 56
Cooling Section Condensate Drain 22, 23
Condensate Drain Trap 23, 58
Condenser Fan Control 31
Table of Contents 2
Neutral Air Control System 32
Space Temperature Control System 32
Controller 32
Digital Controller 27
SCR Controller 58
Controller Display 60
Control Locations 26
Control Panels 26
Heat Section Controls 52
Crankcase Heaters 31
Model and Model Size Cross-Referenced to
Heat Section Size and Type 68
Downflow Roof Curbs 11
Roof Curbs for Horizontal Airflow 14, 15, 16,
17, 18
D
Damper Control Options 36
Dampers 36
Set the Date and Time 64
Dimensions 4, 6, 7, 8
Dimensions - Downflow Roof Curb 11
Dimensions - Horizontal Roof Curb 14
Dirty Filter Switch 34
Discharge Air Temperature Sensor 28
Disconnect Switch 23, 24
Disconnect Switch Wiring Connections 24
Display 27
Variable Frequency Drive 31
DSI Control Module 53
Duct Connections 22
Ductwork 22
E
Optional Convenience Electrical Outlet 25
Electric Heat Section 58
Exhaust Air Hood 21
F
Condenser Fan 31
Setting Fan CFM 31
Supply Fan 31
Fan Rotation 66
Setting Dirty Filter Switch 34
Firestat 30, 34
Preheat Frost Control 37
G
Checking Gas Pressure 38
Gas Connection 7, 8, 9, 38
Modulating Gas Control 52
Staged Gas Control 52
Gas Heat Checklist Prior to Startup 59
Gas Heat Operation 66
Gas Heat Section 37
Gas Pressure Safety Switches 51
Gas Supply Piping 37
H
Hazard Intensity Levels 2
30% Inlet Air Hood 21
Exhaust Hood 21
Inlet Air Hood 20
Hot Gas Bypass 31
I
Inlet Air Configurations 35
Installation Instructions for Down Discharge
Roof Curbs 13
Installation Instructions for Horizontal Airflow
Roof Curbs 16, 18
INSTALLATION RECORD 76
L
Lifting 19, 20
High Temperature Limit Control 53
Vent Temperature Limit Switch 55
Location 3
LON DDC Communication Bus 30
M
Manifold Pressure Settings 49
Manifolds 39, 43
Massachusetts Requirements 3
Measuring Manifold Pressure - Option AG71
40
Measuring Manifold Pressure - Option AG72
41
Measuring Manifold Pressure - Option AG73
44
Measuring Manifold Pressure - Option AG74
46
Modulating Electric Heat 58
Modulating Valve 43
Condenser fan motor 31
Moving 3
O
Optional Equipment 35
Option Identification 68, 69
P
Power Exhaust 36
Power Exhaust Control Options 36
Preparation and Startup Requirements 59
Pressure Sensors 33
R
References 75
Rigging 19, 20
Roof Curb 10
S
Setting Exhaust Fan CFM 36
Setting Fan CFM 60
Setting Fans to Test and Balance Airflow 62
Setting the Unit for Operation via the Digital
Input Closure 65
Setting the Unit for Operation with the D19 65
Smoke Detector 30
Start-Up Information Form 74
Storage 4, 6
Supply Fan Control 33, 34
T
Test Mode 60
Test Mode Instructions 60
Thermostats 29
Time Schedule 65
Freeze Resistant Trap 57
Pressure Tubing Color Codes 33
V
Vertical Vent Extension 55, 56
Venter System 55
Venting a High-Efficiency (condensing) Gas
Heat Section 55
Venting a Standard (non-condensing) Gas
Heat Section 55
Vent Outlets 55
Supply Voltage 24, 25
Voltage Phasing 66
W
Warnings 2
Warranty 3
Weights 10
Energy Recovery Wheel 37
Field Wiring by Control Option 28
Sensor Wiring 28
Supply Wiring 23
Wiring Diagram 25
Y
YDHA 11
YDMA 11
YDSA 11