Form I-RDH/REH/RHH/RXH (12-14), P/N 215210 R14, Page 67
A
Adjusting Water Flow 34
Analog Control 46
AquaSaver Timer Adjustment
34
B
Belt 42
Belt Tension 42
Bleed Off 32
Adjusting Blower Speed 42
Blower 42
Blower Motor 47
Blower Rotation 43
C
California Warning Label 4
Checklist Prior to Startup 60
Chilled Water Cooling Coil
Module 35
Chlorine 4
Clearances 5
Combustion Air Pressure
Switch 47
Combustion Air Proving
Switch 47
Compressor 49
Compressor Wiring 44
Condensate Drain 22, 37
Heat Section Condendate
Drain, Model RDH with
Option CS2 22
Condensate Drain - Model
RDH with Option AG58 or
D12G 22, 23
Configurations 6
Contact 68
Controller, Johnson Controls
FX05 52
Controller in D12B, D12C,
D12D, D12E, D12G 56
Control Manual 3
Convenience Outlet 48
Cooling Coil Module 35, 36
Curb Cap Base 11
D
Two-Position Damper (no mix-
ing box) 24
Damper and Control Options
28, 30
Damper Controls 28
Damper Linkage 27
Default Settings 57
Room Dehumidistat 57
Derate by Valve Outlet Pres-
sure Adjustment 20
Digital Control Signal Wire 41
Digital Control Systems 45
Digital Heating/Cooling Con-
trols 52, 54
Dirty Filter Switch 49
Discharge Air Sensor 40
Discharge Air Temperature
Setpoints 56
Discharge Duct Flange 39
Disconnect Switch 44
Downturn Plenum 38
Drain Trap 37
Drives 42
DSI Integrated Control Module
58
Discharge Duct Flange 38, 39
Duct Connections 38
Optional Ductstat 51
DX Cooling Coil Cabinet 36
DX Cooling Coil Cabinet with
Reheat 36
E
Economizer Logic Module 30
Electric Heat Assembly 48
Electric Heat Section - Model
REH 48
Energy Recovery Module 37,
38
Enthalpy Sensor 29
Evaporative Cooling Module
31
Exhaust Fan Interlock Relay
50
F
Fill and Drain Valves 33
Optional Filter Rack and Fil-
ters 24
Filter Pressure Drops 26
Firestat 50
Float Valve 33
Freeze Protection 32
Freeze Protection Kits 33
Freezestat 50
FX05 programmable control
52
FX06 programmable control
56
G
Checking Gas Pressure 16
Gas Connection Sizes 16
Gas Control Options 50
Gas Piping and Pressures 15
Gas Pressure Safety Switches
22
Gas Supply 15
General 2
H
Hammer Arrestor 32
Hazard Labels 2
Heating/Cooling Controls 52,
54
High Altitude 20
High Altitude Capacity
Changes 21
High Altitude Operation 19
High Temperature Limit Con-
trol 46
Hot Water Heat Module 38
I
Ignition System 58
Ignitor Location 59
Inlet Duct Flange 24
Installation Codes 3
Installation Record 68
L
LED Codes 58
Lifting 15
Discharge Temperature Low
Limit 50
High Ambient Limit 50
Location 4
M
Massachusetts Requirement
4
Mechanical 15
Mixing Box 26
Mixing Box Configurations 26
Mixing Box Dimensions 27
Modulating Reheat, 49
Modulation Gas Control 52
Mounting 10
Mounting on a Roof Curb 11,
12, 14
Mounting Without a Curb 11
Moving 4
O
On/Off Switch 44
1-Stage Operation 50
Option Identification 65
Outside Air Hood Assembly
25
Overflow and Drain 32
P
Phase Loss 44
Power Supply Voltage Phas-
ing 61
Pressure Settings 18
Pressure/Temperature Chart
for Checking Superheat &
Subcooling 66
Pressure Null Switch 29
Pressure Settings 16
Psychometric Chart 31
R
Refrigerant 49
Reheat Compressor 49
Reheat Module 49
reheat pump 63
Remote Console 49
Remote User Interface 57
Resistance VS Temperature
41
Dimensions of Optional Roof
Curb 12
Roof Curb Assembly 14
Room Command Module 46,
53
S
Screened Outside Air Hood
25, 26
SCR Power Control and Heat-
sink 56
Discharge Air Sensor 41
Space Temperature Sensor
57
Service Clearances 5
Signal Conditioner 52
Smoke Detector 50
Spark Gap 59
Startup 60
STARTUP FORM 64
Storage 5
Subcooling 63
Superheat 63
Supply Wiring 43
Supply Wiring Size 43
T
2-Stage Operation 50
Two-Speed Venter System 51
Two-Stage Operation -
Makeup Air Heating 51
Two-Stage Operation - Recir-
culated Heating 50
U
Ultra-Violet Light 36
Uncrating 4
V
Gas Valve Pressure 17
Modulating Valve 17
Valve 17
Variable Frequency Drive 43
Venter Speed Control Board
51
Supply Voltage 43
Check Voltage Imbalance 44
Voltage Imbalance 44
Voltage Supply, Check 44
W
Warranty 3
Supply and Drain Water Con-
nections 31
Water Supply 32
Weights 10
Control Wiring 45
Wiring Diagrams 45
Index
