York ZF SERIES - Gas Heat Input and Pressure Adjustment; Gas Heat System Start-Up

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5725848-XIM-A-0319

60 Johnson Controls Ducted Systems

Figure 30: Typical ZF060, 076 with Simplicity Lite control, with/without electric heat wiring diagram

Main Page

Table of Contents1
General3
Installation7
Installation Safety Information7
Limitations7
Location7
Rigging and Handling8
Condensate Drain9
Compressors9
Filters9
Service Access9
Typical Cool/Heat Control Wiring11
Thermostat11
Power and Control Wiring11
Optional Electric Heat12
Control Wire Sizes12
Optional Gas Heat13
Gas Piping13
Gas Connection13
Electric Heater Supply Air Limitations13
Gas Heat Application Data13
Gas Pipe Sizing13
L.P. Units, Tanks, and Piping14
Vent and Combustion Air Hoods15
VENT and Combustion Air Hood15
RRS Economizer Interface Overview16
Smart Equipment™ Economizer Sequences16
Dry Bulb Changeover17
Single Enthalpy Changeover17
Dual Enthalpy Changeover17
Auto17
Free Cooling Operation17
Power Exhaust18
Operation18
Smart Equipment™ Economizer Board Details19
Jade Economizer Interface Overview22
Single Enthalpy Curve and Boundaries23
Single Enthalpy and Dual Enthalpy High Limit Curves24
ZF036-076 Unit Weights25
ZF036-076 Imperial25
ZF036-076 Metric25
ZF036-076 Unit Accessory Weights25
ZF036-076 Physical Data26
Electrical Data ZF036-07628
Electric Heat Correction Factors28
Voltage Limitations28
Unit Dimensions (3 - 6.3 Ton Cooling Only/Electric Heat) Front29
Unit Dimension (3 - 6.3 Ton Cooling/Gas Heat) Front View29
Unit with Fixed Outdoor Air/Motorized Damper Rain Hood30
Utilities Entry31
Minimum Clearances31
Unit Dimensions (Rear View)31
Supply Air Blower Performance (3 and 4 Ton Direct Drive) - Side Duct Applications32
Supply Air Blower Performance (5 Ton Belt Drive) - Side Duct Application33
Supply Air Blower Performance (6.3 Ton Belt Drive) - Side Duct34
Application34
Phasing35
Supply Air Blowers35
Checking Supply Airflow Rate35
Belt Drive Motor and Drive Data35
Static Resistances35
Belt Adjustment36
Operation37
Cooling Sequence of Operation37
Electric Heating Sequence of Operations39
Safety Controls39
Heat Anticipator Setpoints40
Gas Heating Sequence of Operation40
Gas Heat Operation Errors40
Limit Control Setting40
Electric Heat Anticipator Setpoints40
Flash Codes or Error Messages41
Heat Anticipator Setpoints41
Limit Control Setting41
Gas Heat Anticipator Setpoints41
Start-Up (Cooling)42
Prestart Checklist42
Operating Instructions42
Post Start Checklist42
Shutting down the Unit42
Start up (Gas Heat)42
Post Start Checklist (Gas)42
Manifold Gas Pressure Adjustment43
Pilot Checkout43
Burner Instructions43
Burner Air Shutter Adjustment43
Checking Gas Input43
Typical Valves43
Adjustment of Temperature Rise44
Gas Rate - Cubic Feet Per Hour44
Troubleshooting45
Cooling Troubleshooting Guide45
Gas Heat Troubleshooting Guide46
Flash Code Troubleshooting47
Symptomatic Troubleshooting49
Unit Flash Codes50
Fan on and off Delays50
Navigation Components for the Smart Equipment™ Control51
Board51
Simplicity Lite Unit Control Board Flash Codes51
Ignition Control Board Flash Codes51
Simplicity Lite Unit Control Board51
Smart Equipment™ UCB Details52
Smart Equipment™ Unit Control Board52
Typical Wiring Diagrams58
Simplicity® Lite Control Board58
Typical ZF036, 048 with Simplicity Lite Control, With/Without Electric Heat Wiring Diagram58
Typical ZF036, 048 with Simplicity Lite Control, with Gas59
Typical ZF060, 076 with Simplicity Lite Control, With/Without Electric Heat Wiring Diagram60
Typical ZF060, 076 with Simplicity Lite Control, with Gas61
Smart Equipment62
Typical ZF036, 048 with Smart Equipment™ Control, with62
Typical ZF036, 048 with Smart Equipment™ Control, with63
Typical ZF060, 076 with Smart Equipment™ Control, with64
Typical ZF060, 076 with Smart Equipment™ Control, with65
Start-Up Sheet66
5725848-XIM-A-031971

York ZF SERIES - Gas Heat Input and Pressure Adjustment; Gas Heat System Start-Up

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