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York ZJ037-061 Instruction Manual

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R-410A
ZJ SERIES W/SMART EQUIPMENT™
3 - 5 Ton
60 Hertz
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preceding Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Rigging And Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Side Panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Compressors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Power And Control Wiring. . . . . . . . . . . . . . . . . . . . . . . . . 17
Optional Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Optional Gas Heat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Options/Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Economizer Sequences . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Dry Bulb Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Single Enthalpy Changeover. . . . . . . . . . . . . . . . . . . . . . . 31
Dual Enthalpy Changeover . . . . . . . . . . . . . . . . . . . . . . . . 31
1 ZJ037-061 Unit Limitations . . . . . . . . . . . . . . . . . . . . . . . . 7
2 Weights and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 8
3 ZJ037-061 Unit Accessory Weights . . . . . . . . . . . . . . . . . 8
4 ZJ037-061 Unit Physical Dimensions . . . . . . . . . . . . . . . 11
5 ZJ037-061 Unit Clearances . . . . . . . . . . . . . . . . . . . . . . 11
6 Side Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
7 Left/End Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . 14
8 Control Wire Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
9 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
10 Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
11 Electric Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . 27
12 Gas Pipe Sizing - Capacity of Pipe . . . . . . . . . . . . . . . . . 28
13 Gas Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . . . 29
15 Supply Air Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
1 Unit Shipping Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Condenser Covering . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Compressor Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4 Component Location (ZJ037 Shown) . . . . . . . . . . . . . . . 6
5 Unit 4 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 Unit 6 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . 8
7 Center of Gravity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8 ZJ037 - 049 Physical Dimensions . . . . . . . . . . . . . . . . . . 9
9 ZJ061 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 10
10 ZJ037-061 Unit Bottom Duct Openings . . . . . . . . . . . . . 12
11 ZJ037-061 Unit Electrical Entry . . . . . . . . . . . . . . . . . . . 13
12 ZJ037-061 Unit Side Duct Openings . . . . . . . . . . . . . . . 13
13 ZJ037-061 Unit Left/End Duct Opening . . . . . . . . . . . . . 14
14 ZJ037-061 Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . 14
15 ZJ037-061 Transition Roof Curb . . . . . . . . . . . . . . . . . . 15
16 Side Panels With Hole Plugs . . . . . . . . . . . . . . . . . . . . . 15

TABLE OF CONTENTS

Auto. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Free Cooling Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Power Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Airflow Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Air Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Checking Air Quantity . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Cooling Sequence Of Operation . . . . . . . . . . . . . . . . . . . . 46
Cooling Operation Errors . . . . . . . . . . . . . . . . . . . . . . . . 46
Electric Heating Sequence Of Operations . . . . . . . . . . . . 47
Electric Heat Operation Errors . . . . . . . . . . . . . . . . . . . . 48
Gas Heating Sequence Of Operations . . . . . . . . . . . . . . . 49
Gas Heating Operation Errors . . . . . . . . . . . . . . . . . . . . 49
Start-Up (Cooling) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Start-Up (Gas Heat) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Checking Gas Heat Input . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Charging The Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Control Board Navigation Components . . . . . . . . . . . . . . . . . 54
Start-Up Sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
LIST OF TABLES
19 RPM Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
20 Indoor Blower Specifications . . . . . . . . . . . . . . . . . . . . . 42
21 Power Exhaust Specifications . . . . . . . . . . . . . . . . . . . . 42
22 Motor Sheave Datum Diameters . . . . . . . . . . . . . . . . . . 44
23 Additional Static Resistance . . . . . . . . . . . . . . . . . . . . . . 45
24 Electric Heat Limit Setting . . . . . . . . . . . . . . . . . . . . . . . . 48
25 Electric Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . 48
26 Gas Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . . . . 50
27 Gas Rate Cubic Feet Per Hour . . . . . . . . . . . . . . . . . . . . 52
28 Gas Heat Stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
29 Smart Equipment™ UCB Details . . . . . . . . . . . . . . . . . . 55
31 Ignition Control Flash Codes . . . . . . . . . . . . . . . . . . . . . 60
LIST OF FIGURES
17 Return Downflow Plenum With Panel . . . . . . . . . . . . . . 16
18 Discharge Panel In Place . . . . . . . . . . . . . . . . . . . . . . . . 16
20 Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
21 Field Wiring Disconnect . . . . . . . . . . . . . . . . . . . . . . . . . 18
22 Typical Control Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . 19
23 Side Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . 28
24 Bottom Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . 28
25 SE-ECO1001-0 Economizer Controller . . . . . . . . . . . . . 33
26 Belt Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
28 Dry Coil Delta P . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
29 Typical Flame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
30 Typical Two Stage Gas Valve . . . . . . . . . . . . . . . . . . . . 53
31 Typical Single Stage Gas Valve . . . . . . . . . . . . . . . . . . . 54
32 Unit Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

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Summary of Contents for York ZJ037-061

  • Page 1: Table Of Contents

    29 Typical Flame ....... . . 53 14 ZJ037-061 Roof Curb ......14 30 Typical Two Stage Gas Valve .

  • Page 2: General

    5565591-YIM-B-1019 General ® York ZJ037-061 units are single package air conditioners with optional gas heating designed for outdoor installation on a Before performing service or maintenance operations on rooftop or slab and for non-residential use. These units can be unit, turn off main power switch to unit. Electrical shock equipped with factory or field installed electric heaters for could cause personal injury.
  • Page 3 Improper installation may create a condition where the forms: operation of the product could cause personal injury or • Technical Guide - ZJ037-061, 5167795 property damage. • General Installation - ZJ037-061, 5565591 • Smart Equipment™ Control Quick Start Guide - 1136326 •...
  • Page 4 5565591-YIM-B-1019 Nomenclature ® 3-5 Ton ZJ York Model Number Nomenclature Z J 037 C A 2 A 1 Product Generation Product Category 2 = Second Generation Z = A/C, Single Pkg., R-410A Cabinet Options Product Identifier A = Std Cabinet...

  • Page 5: Installation

    5565591-YIM-B-1019 Installation Remove the condenser coil external protective covering prior to operation. Installation Safety Information Remove the toolless doorknobs and instruction packet prior to installation. Read these instructions before continuing this appliance installation. This is an outdoor combination heating and cooling unit.

  • Page 6: Limitations

    5565591-YIM-B-1019 Limitations If components are to be added to a unit to meet local codes, they are to be installed at the dealer’s and/or customer’s These units must be installed in accordance with the following: expense. In U.S.A.: Size of unit for proposed installation should be based on heat National Electrical Code, ANSI/NFPA No.

  • Page 7: Location

    5565591-YIM-B-1019 Table 1: ZJ037-061 Unit Limitations Unit Limitations Size Model Unit Voltage Applied Voltage Outdoor DB Temp (Tons) Max (°F) 208/230-3-60 460-3-60 (3.0) 575-3-60 208/230-3-60 460-3-60 (4.0) 575-3-60 208/230-3-60 460-3-60 (5.0) 575-3-60 Location Code, ANSI Z223.1 – Latest Edition (in U.S.A.), or Sections 7.2, 7.3, or 7.4 of Gas Installation Codes, CSA-B149.1 (in Canada) -...

  • Page 8: Weights And Dimensions

    Table 2: Weights and Dimensions Size Weight (lbs.) Center of Gravity 4 Point Load Location (lbs.) 6 Point Load Location (lbs.) Model (Tons) Shipping Operating Table 3: ZJ037-061 Unit Accessory Weights Weight (lbs.) Unit Accessory Shipping Operating Economizer Power Exhaust Electric Heat Gas Heat 1.

  • Page 9: Zj037 - 049 Physical Dimensions

    5565591-YIM-B-1019 29.75 15.51 29.52 59.00 Ø 25.31 See detail A for gas inlet 11 3/8 See detail B for drain location LEFT 4 3/16 FRONT 21 3/16 27 5/16 Figure 8: ZJ037 - 049 Physical Dimensions Johnson Controls Ducted Systems...

  • Page 10: Zj061 Physical Dimensions

    5565591-YIM-B-1019 29.69 15.25 15.38 59.00 15.38 2X Ø 24.38 SEE DETAIL A FOR GAS INLET 11.38 SEE DETAIL B 59.00 4.19 FOR DRAIN LOCATION LEFT 27.31 21.19 89.00 FRONT Figure 9: ZJ061 Physical Dimensions Johnson Controls Ducted Systems...

  • Page 11: Zj037-061 Unit Physical Dimensions

    5565591-YIM-B-1019 Table 4: ZJ037-061 Unit Physical Dimensions Dimension (in.) Unit Model Number ZJ037 22 1/8 18 3/16 15 3/16 6 3/16 ZJ049 22 1/8 18 3/16 15 3/16 6 3/16 ZJ061 22 1/8 18 3/16 15 3/16 6 3/16 Detail A Detail B 3.184...

  • Page 12: Zj037-061 Unit Bottom Duct Openings

    Bottom condensate drain 14 1/2 25 9/16 Bottom gas supply entry 16 3/8 18 1/16 FRONT TOP VIEW Bottom power, control and convenience outlet wiring entry 3X Ø 0.875 Ø 2.469 Figure 10: ZJ037-061 Unit Bottom Duct Openings Johnson Controls Ducted Systems...

  • Page 13: Side Duct Dimensions

    Return Supply Air 2 - 3 1 /3 2 5 - 5 /3 2 3 1 - 1 1 /1 6 Figure 12: ZJ037-061 Unit Side Duct Openings Table 6: Side Duct Dimensions Dimension (in.) Unit Model Number ZJ037 27 3/4...

  • Page 14: Left/End Duct Dimensions

    5565591-YIM-B-1019 4-5/16 Figure 13: ZJ037-061 Unit Left/End Duct Opening Table 7: Left/End Duct Dimensions Dimension (in.) Unit Model Number ZJ037 30.357 13.365 22.516 ZJ049 30.357 13.365 22.516 ZJ061 30.357 13.365 22.516 RIGHT 80-5/8 INSULATED DECK UNDER CONDENSER SECTION SUPPLY RETURN 2 TYP.

  • Page 15: Ductwork

    59-1/4 FRONT RIGHT 64-1/4 Figure 15: ZJ037-061 Transition Roof Curb Ductwork painted surface DOWN, facing the down flow duct opening. The supply panel is secured with the bracket (already in place from Ductwork should be designed and sized according to the the factory) and two screws.

  • Page 16: Side Panels

    5565591-YIM-B-1019 Condensate Drain The side condensate drain is reversible and maybe re-oriented to the rear of the cabinet to facilitate condensate piping. A condensate drain connection is available through the base pan for piping inside the roof curb. Trap the connection per Figure 20. The trap and drain lines should be protected from freezing.

  • Page 17: Filters

    A disconnect must be utilized for these units. Factory installed disconnects are available. If installing a disconnect (field ® supplied or York International supplied accessory), refer to Figure 4 for the recommended mounting location. Do not loosen compressor mounting bolts.

  • Page 18: Field Wiring Disconnect

    5565591-YIM-B-1019 Power Wiring Detail Units are factory wired for the voltage shown on the unit Power wiring is brought into the unit through the side of the unit nameplate. Refer to Electrical Data Table 9 to size power or the basepan inside the curb. wiring, fuses, and disconnect switch.

  • Page 19: Control Wire Sizes

    5565591-YIM-B-1019 Thermostat Wiring unit. Refer to Table 8 for control wire sizing and maximum length. The thermostat should be located on an inside wall approximately 56 inch above the floor where it will not be Table 8: Control Wire Sizes subject to drafts, sun exposure or heat from electrical fixtures or Wire Size Maximum Length...

  • Page 20: Electrical Data

    5565591-YIM-B-1019 Table 9: Electrical Data ZJ037-061 Standard Indoor Blower - Without Powered Convenience Outlet OD Fan Supply Max Fuse Compressors Max Fuse Motors Blower Conv Electric Heat Option Breaker (each) Size w/Pwr Breaker (each) Motor Motor Outlet Volt Size w/...
  • Page 21 5565591-YIM-B-1019 ZJ037-061 Hi Static Indoor Blower - Without Powered Convenience Outlet OD Fan Supply Max Fuse Compressors Max Fuse Motors Blower Conv Electric Heat Option Breaker (each) Size w/Pwr Breaker (each) Motor Motor Outlet Volt Size w/ (Tons) (Amps) Size...
  • Page 22 5565591-YIM-B-1019 ZH037-061 Standard Indoor Blower - With Powered Convenience Outlet OD Fan Supply Max Fuse Compressors Max Fuse Motors Blower Conv Electric Heat Option Breaker (each) Size w/Pwr Breaker (each) Motor Motor Outlet Volt Size w/ (Tons) (Amps) Size Pwr Exh (Amps) (Amps) RLA LRA...
  • Page 23 5565591-YIM-B-1019 ZJ037-061 Hi Static Blower - With Powered Convenience Outlet OD Fan Supply Max Fuse Compressors Max Fuse Motors Blower Conv Electric Heat Option Breaker (each) Size w/Pwr Breaker (each) Motor Motor Outlet Volt Size w/ (Tons) (Amps) Size Pwr Exh...

  • Page 24: Physical Data

    5565591-YIM-B-1019 Table 10: Physical Data ZJ037-061 Single Stage Gas Heat Physical Data Models Component ZJ037 ZJ049 ZJ061 Nominal Tonnage AHRI COOLING PERFORMANCE Gross Capacity @ AHRI A point (MBh) 36000 48500 59000 AHRI net capacity (MBh) 35000 47000 57000 12.2 12.2...
  • Page 25 5565591-YIM-B-1019 ZJ037-061 Single Stage Gas Heat Physical Data (Continued) Models Component ZJ037 ZJ049 ZJ061 Nominal Tonnage CONDENSER FAN DATA Quantity of fans Fan diameter (Inch) Type Prop Prop Prop Drive type Direct Direct Direct Quantity of motors Motor HP each No.
  • Page 26 5565591-YIM-B-1019 ZJ037-061 Two Stage Gas Heat Physical Data Models Component ZJ037 ZJ049 ZJ061 Nominal Tonnage AHRI COOLING PERFORMANCE Gross Capacity @ AHRI A point (MBh) 36000 48500 59000 AHRI net capacity (MBh) 35000 47000 57000 12.2 12.2 12.2 SEER 14.5 14.5...

  • Page 27: Optional Electric Heat

    5565591-YIM-B-1019 ZJ037-061 Two Stage Gas Heat Physical Data (Continued) Models Component ZJ037 ZJ049 ZJ061 Nominal Tonnage CONDENSER FAN DATA Quantity of fans Fan diameter (Inch) Type Prop Prop Prop Drive type Direct Direct Direct Quantity of motors Motor HP each No.

  • Page 28: Optional Gas Heat

    5565591-YIM-B-1019 Optional Gas Heat These gas-fired heaters have aluminized-steel or optional stainless steel, tubular heat exchangers with spark ignition. OPTIONAL Gas Piping COIL GUARD Proper sizing of gas piping depends on the cubic feet per hour SHOWN of gas flow required, specific gravity of the gas and the length of run.

  • Page 29: Gas Heat Minimum Supply Air

    5565591-YIM-B-1019 Table 13: Gas Heat Minimum Supply Air Supply Air (CFM) Size Model Heat Size Heating (Tons) H06 / N06 2220 H08 / N08 2370 H12 / N12 1130 1800 H06 / N06 2220 H08 / N08 2370 H12 / N12 1290 2250 H08 / N08...

  • Page 30: Options/Accessories

    5565591-YIM-B-1019 For satisfactory operation, LP gas pressure must be 10.5 inch installation. These heaters mount in the heat compartment with W.C. at the unit under full load. Maintaining proper gas the heating elements extending into the supply air chamber. All pressure depends on three main factors: electric heaters are fused and intended for use with single point power supply.

  • Page 31: Economizer Sequences

    5565591-YIM-B-1019 Motorized Outdoor Damper Speed Fan" set points, in relationship to the VFD output percentage. On a constant volume single speed supply fan The Motorized Outdoor Damper can be a factory installed system both set-points should be set to the same value. option or a field installed accessory.

  • Page 32: Power Exhaust

    5565591-YIM-B-1019 If at any time the economizer output goes above the minimum Thermostat position the timer stops and resets when the economizer output In free cooling, with a thermostat input to Y1, the dampers returns to minimum position. modulate to control the supply air temperature to the Economizer Setpoint +/- 1°F (default 55°F).

  • Page 33: Smart Equipment™ Economizer Board Details

    5565591-YIM-B-1019 Figure 25: SE-ECO1001-0 Economizer Controller Table 14: Smart Equipment™ Economizer Board Details Board Cover Description Function & Comments Label Label Directional orientation: viewed with the center text of the cover label upright ANALOG INPUTS Terminal at left on upper edge of economizer board 24 VAC common/0-10 VDC negative for Connects through circuit trace to 24V~ IN pin COM economizer actuator position feedback...
  • Page 34 5565591-YIM-B-1019 Table 14: Smart Equipment™ Economizer Board Details (Continued) Board Cover Description Function & Comments Label Label EconCtrlr parameter reports UCB-to-economizer board SA BUS communication status. Positive of the VDC (typically, a fluctuating 1.5 to 3.5 volts reading to C; at least 0.25 volts lower –...
  • Page 35 5565591-YIM-B-1019 Table 14: Smart Equipment™ Economizer Board Details (Continued) Board Cover Description Function & Comments Label Label 24 VAC hot connection to power the economizer board. 24 VAC transformer HOT Connects through circuit traces to R/24V~ terminals and pins distributed on the economizer board. ANALOG INPUTS Terminal on lower edge of economizer board 24 VAC hot supplied for the outdoor air 24V~...

  • Page 36: Supply Air Limitations

    • Optional CO2 Sensor Kit Part #2AQ04700624 Unit Size (Ton) Minimum Maximum Phasing 037 (3.0) 1500 ZJ037-061 units are properly phased at the factory. Check for 049 (4.0) 1200 2000 proper compressor rotation. If the blower or compressors rotate 061 (5.0) 1500...

  • Page 37: Altitude/Temperature Correction Factors

    5565591-YIM-B-1019 Belt Tension The tension on the belt should be adjusted as shown in Figure 26. Procedure for adjusting belt tension: 1. Loosen six nuts (top and bottom) A. 2. Adjust by turning (B). 3. Never loosen nuts (C). 4. Use belt tension checker to apply a perpendicular force to one belt at the midpoint of the span as shown.

  • Page 38: Altitude/Temperature Correction Factors

    5565591-YIM-B-1019 1.100 1.050 1.000 Sea Level 0.950 1000 ft 0.900 2000 ft 3000 ft 0.850 4000 ft 0.800 5000 ft 6000 ft 0.750 7000 ft 8000 ft 0.700 9000 ft 10000 ft 0.650 0.600 Air Temperature (ºF) Figure 27: Altitude/Temperature Correction Factors The examples below will assist in determining the airflow blower tables to select the blower speed and the BHP performance of the product at altitude.
  • Page 39 5565591-YIM-B-1019 Drive Selection Determine side or bottom supply duct Application. Determine desired airflow. Calculate or measure the amount of external static pressure. Using the operating point determined from steps 1, 2 & 3, locate this point on the appropriate supply air blower performance table.

  • Page 40: Airflow Performance

    5565591-YIM-B-1019 Airflow Performance Table 17: Airflow Performance - Side Duct Application ZJ037 (3.0 Ton) Side Duct Available External Static Pressure - IWG Air Flow (CFM) RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP Standard 1.5 HP &...

  • Page 41: Airflow Performance - Bottom Duct Application

    5565591-YIM-B-1019 Table 18: Airflow Performance - Bottom Duct Application ZJ037 (3.0 Ton) Bottom Duct Available External Static Pressure - IWG Air Flow (CFM) RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP Standard 1.5 HP &...

  • Page 42: Air Balance

    5565591-YIM-B-1019 Table 19: RPM Selection Size Motor Blower 6 Turns 5 Turns 4 Turns 3 Turns 2 Turns 1 Turn Fully Model (Tons) Sheave Sheave Open Open Open Open Open Open Closed 1VP34 AK69 1VL44 AK69 1008 1062 1VP34 AK56 1VL44 AK56 1062...

  • Page 43: Dry Coil Delta P

    5565591-YIM-B-1019 Select the correct blower performance table for the unit from Tables 17 and 18. Tables are presented for side and down flow configuration. Determine the unit Measured CFM from the Blower Failure to properly adjust the total system air quantity Performance Table, External Static Pressure and the can result in extensive blower damage.

  • Page 44: Motor Sheave Datum Diameters

    5565591-YIM-B-1019 Supply Air Drive Adjustment EXAMPLE A 4 ton unit was selected to deliver 1,700 CFM with a 1.5 HP motor, but the unit is delivering 1,400 CFM. The variable pitch motor sheave is set at 3 turns open. Before making any blower speed changes review the Use the equation to determine the required DD for the new installation for any installation errors, leaks or undesirable motor sheave,...

  • Page 45: Additional Static Resistance

    5565591-YIM-B-1019 Table 23: Additional Static Resistance Electric Heat kW Size Model CFM Cooling Only Economizer 4” Pleated Filter (Tons) 0.05 -0.05 0.01 0.00 0.00 0.00 0.01 0.01 0.01 1000 0.05 -0.03 0.02 0.00 0.00 0.00 0.02 0.02 0.02 1100 0.04 -0.02 0.03 0.01...

  • Page 46: Operation

    Once the thermostat has been satisfied, it will de-energize “Y1”. If the compressor has satisfied its minimum run time, the For the ZJ037-061 series of units, the thermostat makes a compressor and condenser fan are de-energized. Otherwise, the circuit between "R" and "Y1" for the first stage of cooling.

  • Page 47: Electric Heating Sequence Of Operations

    5565591-YIM-B-1019 (Anti-short cycle delay), and stop the condenser fans. If the call compressor. If the call for cooling is still present at the end of for cooling is still present at the conclusion of the ASCD, the the ASCD and the and the evaporator temperature sensor UCB will re-energize the halted compressor.

  • Page 48: Electric Heat Operation Errors

    5565591-YIM-B-1019 specified fan on delay for heating, the UCB will energize Table 24: Electric Heat Limit Setting the blower motor. LIMIT b The thermostat will cycle the electric heat to satisfy the HEATER UNIT (TONS) VOLTAGE SWITCH heating requirements of the conditioned space. OPENS °F Electric Heat Operation Errors ZJ037 (3)

  • Page 49: Gas Heating Sequence Of Operations

    5565591-YIM-B-1019 Gas Heating Sequence Of Operations Recycle Operation When a flame is lost after the flame stabilization period, a recy- When the thermostat calls for the first stage of heating, the low- cle operation occurs. If the unit fails after five recycle attempts, voltage control circuit from “R”...

  • Page 50: Start-Up (Cooling)

    5565591-YIM-B-1019 the UCB will de-energize the indoor blower following the elapse Internal Microprocessor Failure of the fan off delay for heating. If the ICB detects an internal failure, it will cease all outputs, If voltage has been sensed at the GV for at least 15 seconds ignore inputs, and display the proper flash code for control during the fan on delay for heating and GV voltage or “W1”...

  • Page 51: Start-Up (Gas Heat)

    5565591-YIM-B-1019 NOTE: Prior to each cooling season, the crankcase heaters must be energized at least 10 hours before the system is put into operation. Set the room thermostat setting to lower than the room FIRE OR EXPLOSION HAZARD temperature. Failure to follow the safety warning exactly could result in serious injury, death or property damage.

  • Page 52: Gas Rate Cubic Feet Per Hour

    5565591-YIM-B-1019 To determine the rate of gas flow (First Stage) NOTE: To find the Btu input, multiply the number of cubic feet of gas consumed per hour by the Btu content of the gas Turn off all other gas appliances connected to the gas in your particular locality (contact your gas company for meter.

  • Page 53: Gas Heat Stages

    5565591-YIM-B-1019 Open the union fitting just upstream of the unit gas valve Table 28: Gas Heat Stages and downstream from the main manual shut-off valve in Unit 2nd Stage Total the gas supply line. # of Burner 1st Stage Input Input Size Opt.

  • Page 54: Charging The Unit

    5565591-YIM-B-1019 Control Board Navigation Components ELECTRICAL ADJUSTMENT TERMINALS The following components are needed to access the control points in the Smart Equipment™ control. Installation and operation guides are available from your equipment dealer or distributor. INLET OUTLET PRESSURE Local LCD on Unit Control Board. PRESSURE Mobile Access Portal (MAP) Gateway (Portable).

  • Page 55: Smart Equipment™ Ucb Details

    5565591-YIM-B-1019 Table 29: Smart Equipment™ UCB Details Description Function & Comments Terminal Directional orientation: viewed with silkscreen labels upright Limit, 24 VAC power and shutdown connections from unit wiring harness at left on upper edge of UCB Monitored 24 VAC input through heat section limit If voltage is absent, indicating the heat section is over- LIMIT switch(es)
  • Page 56 5565591-YIM-B-1019 Table 29: Smart Equipment™ UCB Details (Continued) Description Function & Comments Green UCB SA bus communication transmission Lit/flickering indicates UCB SA bus communication is currently SA BUS indicator active, off indicates the UCB is awaiting SA bus communication Terminal Space temperature sensor connections at center on upper edge of UCB Positive of VDC circuit (3.625 VDC reading to COM with open Space Temperature sensor input from 10KΩ...
  • Page 57 5565591-YIM-B-1019 Table 29: Smart Equipment™ UCB Details (Continued) Description Function & Comments When this optional input is enabled: the air proving switch must close within 30 seconds of initiation of indoor blower operation and not open for greater than 10 seconds during indoor blower APS (upper pin) 24 VAC hot return from Air Proving Switch operation to allow heat/cool operation and prevent an “APS...
  • Page 58 5565591-YIM-B-1019 Table 29: Smart Equipment™ UCB Details (Continued) Description Function & Comments Pin Refrigerant circuit safety switch and indoor blower overload connections at center on lower edge of UCB HPS1 24 VAC hot out for refrigerant circuit 1 High Connects through circuit trace to the R terminal (right pin) Pressure Switch Input is only considered if C1 output is needed;...
  • Page 59 5565591-YIM-B-1019 Table 29: Smart Equipment™ UCB Details (Continued) Description Function & Comments Also incorporated in the J8 6-pin phone jack connector at the left-center of the board. Positive of the VDC (typically, a fluctuating 1.5 to 3.5 volts reading to C; at least 0.25 volts Communication for SA BUS devices higher than –) SA BUS communication circuit to optional economizer board, 4-stage board, fault detection &...

  • Page 60: Cable For Fc Buses And Sa Buses In Order Of Preference . 60 31 Ignition Control Flash Codes

    5565591-YIM-B-1019 Table 30: Cable for FC Buses and SA Buses in Order of Preference Non-Plenum Applications Plenum Applications Bus and Cable Type Part Number O.D. Part Number O.D. Anixter: Anixter: CBL-22/3-FC-PLN CBL-22/3-FC-PVC 0.138 in. 0.140 in. FC Bus: 22 AWG Stranded, 3-Wire Twisted Shielded Cable Belden: B6501FE Belden®: B5501FE Anixter:...

  • Page 61: Start-Up Sheet

    5565591-YIM-B-1019 Start-Up Sheet Johnson Controls Ducted Systems...
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  • Page 66: 5565591-Yim-B-1019

    Subject to change without notice. Printed in U.S.A. 5565591-YIM-B-1019 Copyright © 2019 by Johnson Controls, Inc. All rights reserved. Supersedes: 5565591-YIM-A-0818 York International Corporation 5005 York Drive Norman, OK 73069...

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