Table of Contents
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R-410A
ZT SERIES W/SIMPLICITY SE
3 - 5 Ton
60 Hertz
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preceding Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Rigging And Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Side Panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Compressors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Power And Control Wiring. . . . . . . . . . . . . . . . . . . . . . . . . 17
Optional Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Optional Gas Heat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Options/Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Economizer Sequences . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Dry Bulb Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Single Enthalpy Changeover. . . . . . . . . . . . . . . . . . . . . . . 32
Dual Enthalpy Changeover . . . . . . . . . . . . . . . . . . . . . . . . 32
Auto. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
1 ZT037-061 Unit Limitations . . . . . . . . . . . . . . . . . . . . . . . . 7
2 Weights and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 8
3 ZT037-061 Unit Accessory Weights . . . . . . . . . . . . . . . . . 9
4 ZT037-061 Unit Physical Dimensions . . . . . . . . . . . . . . . 10
5 ZT037-061 Unit Clearances . . . . . . . . . . . . . . . . . . . . . . 10
6 Side Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7 Control Wire Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
8 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
9 Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
10 Electric Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . 27
11 Gas Pipe Sizing - Capacity of Pipe . . . . . . . . . . . . . . . . . 28
12 Gas Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . . . 29
13 Simplicity SE Economizer Board Details . . . . . . . . . . . . 34
14 Supply Air Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
15 Altitude/Temperature Correction Factors . . . . . . . . . . . . 38
16 Airflow Performance - Side Duct Application . . . . . . . . . 41
1 Unit Shipping Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Condenser Covering . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Compressor Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
®
Component Location (ZT037 Shown) . . . . . . . 7
5 Unit 4 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 Center of Gravity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
7 ZT037-061 Physical Dimensions . . . . . . . . . . . . . . . . . . . 9
8 ZT037-061 Unit Bottom Duct Openings . . . . . . . . . . . . . 11
9 ZT037-061 Unit Electrical Entry . . . . . . . . . . . . . . . . . . . 12
10 ZT037-061 Unit Side Duct Openings . . . . . . . . . . . . . . . 12
11 ZT037-061 Unit Left Duct Opening . . . . . . . . . . . . . . . . 13
12 ZT037-061 Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . 13
13 ZT037-061 Transition Roof Curb . . . . . . . . . . . . . . . . . . 14
14 ZT037-061 Roof Curb Cutaway . . . . . . . . . . . . . . . . . . . 14
15 Side Panels With Hole Plugs . . . . . . . . . . . . . . . . . . . . . 15
16 Return Downflow Plenum With Panel . . . . . . . . . . . . . . 15
TABLE OF CONTENTS
Free Cooling Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Power Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Airflow Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Air Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Checking Air Quantity . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Cooling Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Cooling Operation Errors . . . . . . . . . . . . . . . . . . . . . . . . 47
Electric Heating Sequence Of Operations . . . . . . . . . . . . 48
Electric Heat Operation Errors . . . . . . . . . . . . . . . . . . . . 48
Gas Heating Sequence Of Operations . . . . . . . . . . . . . . . 49
Ignition Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Gas Heating Operation Errors . . . . . . . . . . . . . . . . . . . . 50
Start-Up (Cooling) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Start-Up (Gas Heat) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Checking Gas Heat Input . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Control Board Navigation Components . . . . . . . . . . . . . . . . . 55
Basic Unit Control Board Navigation Examples: . . . . . . . . 56
Start-Up Sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
LIST OF TABLES
17 Airflow Performance - Bottom Duct Application . . . . . . . 42
18 RPM Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
19 Indoor Blower Specifications . . . . . . . . . . . . . . . . . . . . . . 43
20 Power Exhaust Specifications . . . . . . . . . . . . . . . . . . . . 43
21 Motor Sheave Datum Diameters . . . . . . . . . . . . . . . . . . 45
22 Additional Static Resistance . . . . . . . . . . . . . . . . . . . . . . 46
23 Electric Heat Limit Setting . . . . . . . . . . . . . . . . . . . . . . . . 49
24 Electric Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . 49
25 Gas Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . . . . 51
26 Gas Rate Cubic Feet Per Hour . . . . . . . . . . . . . . . . . . . . 53
27 Gas Heat Stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
28 Simplicity SE UCB Details . . . . . . . . . . . . . . . . . . . . . . . 58
29 Ignition Control Flash Codes . . . . . . . . . . . . . . . . . . . . . . 63
30 ZT037 Charging Table . . . . . . . . . . . . . . . . . . . . . . . . . . 64
31 ZT049 Charging Table . . . . . . . . . . . . . . . . . . . . . . . . . . 64
32 ZT061 Charging Table . . . . . . . . . . . . . . . . . . . . . . . . . . 65
LIST OF FIGURES
17 Discharge Panel In Place . . . . . . . . . . . . . . . . . . . . . . . . 15
18 Save Side Panels For Economizer Hood Tops . . . . . . . 15
19 Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
20 Field Wiring Disconnect . . . . . . . . . . . . . . . . . . . . . . . . . 18
21 Typical Control Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . 19
22 Side Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . 28
23 Bottom Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . 28
24 Simplified VFD Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . 31
25 SE-ECO1001-0 Economizer Controller . . . . . . . . . . . . . 34
26 Belt Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
27 Altitude/Temperature Correction Factors . . . . . . . . . . . . 39
28 Dry Coil Delta P . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
29 Typical Flame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
30 Typical Two Stage Gas Valve . . . . . . . . . . . . . . . . . . . . 54
31 Typical Single Stage Gas Valve . . . . . . . . . . . . . . . . . . . 54
32 Unit Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
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Page 1: Table Of Contents
R-410A ZT SERIES W/SIMPLICITY SE 3 - 5 Ton 60 Hertz TABLE OF CONTENTS General ......... . 2 Free Cooling Operation. -
Page 2: General
Be sure to follow all other applicable safety precautions and codes including ANSI Z223.1 or CSA- B149.1- latest edition. Wear safety glasses and work gloves. Use quenching cloth and have a fire extinguisher available during brazing operations. Johnson Controls Unitary Products... - Page 3 • Manual Outdoor Air Damper (0-35%) • Gas Heat Propane Conversion Kit • Gas Heat High Altitude Kit (Natural Gas) • Gas Heat High Altitude Kit (Propane) • –60F Gas Heat Kit • Electric Heater Accessory Johnson Controls Unitary Products...
- Page 4 Y = Options 4 & 5 Z = Options 3, 4 & 5 Options 1 = Disconnect 2 = Non-Pwr'd Conv. Outlet 3 = Smoke Detector S.A. 4 = Smoke Detector R.A. 5 = Pwr'd Conv. Outlet Johnson Controls Unitary Products...
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Page 5: Installation
Figure 2: Condenser Covering construction has not contaminated the unit. NOTE: Should the unit be used during the construction phase the standard limited warranty provisions go into effect once the unit is placed into operation. Johnson Controls Unitary Products... -
Page 6: Limitations
AE-011-07 or call the applications department National Electrical Code, ANSI/NFPA No. 70 - Latest for Unitary Products @ 1-877-UPG-SERV for guidance. Edition Additional accessories may be needed for stable operation at temperatures below 30° F. Johnson Controls Unitary Products... -
Page 7: Location
Where a choice of location is possible, position the unit on either north or east side of building. Maintain level tolerance to 1/2” across the entire width and length of unit. Suitable for mounting on roof curb. Johnson Controls Unitary Products... -
Page 8: Rigging And Handling
Table 2: Weights and Dimensions Size Weight (lbs.) Center of Gravity 4 Point Load Location (lbs.) Model (Tons) Shipping Operating 42.4 24.7 42.5 25.5 41.6 25.5 Johnson Controls Unitary Products... -
Page 9: Zt037-061 Unit Accessory Weights
(8 tube). 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 7: ZT037-061 Physical Dimensions Johnson Controls Unitary Products... -
Page 10: Zt037-061 Unit Physical Dimensions
1. Units must be installed outdoors. Over hanging structure or shrubs should not obscure condenser air discharge outlet. 2. Units may be installed on combustable floors made from wood or class A, B or C roof covering materials. Johnson Controls Unitary Products... -
Page 11: Zt037-061 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 8: ZT037-061 Unit Bottom Duct Openings Johnson Controls Unitary Products... -
Page 12: Side Duct Dimensions
Figure 10: ZT037-061 Unit Side Duct Openings Table 6: Side Duct Dimensions Dimension (in.) Unit Model Number ZT037 27 3/4 12 1/16 27 1/2 ZT049 27 3/4 12 1/16 27 1/2 ZT061 27 3/4 12 1/16 27 1/2 Johnson Controls Unitary Products... -
Page 13: Zt037-061 Unit Left Duct Opening
1133394-YIM-A-1014 30-3/8 4-5/16 Figure 11: ZT037-061 Unit Left Duct Opening RIGHT 80-5/8 INSULATED DECK UNDER CONDENSER SECTION SUPPLY RETURN 2 TYP. 50-1/2 INSULATED DECK UNDER COMPRESSOR SECTION FRONT 8 or 14 Figure 12: ZT037-061 Roof Curb Johnson Controls Unitary Products... -
Page 14: Zt037-061 Transition Roof Curb
UNIT BASE 3.75” WOOD NAILER 3.56” UNIT BASE RAILS 14” 8“ MIN. ABOVE FINISHED ROOF COUNTERFLASHING CURB FRAME CAN’T STRIP INSULATION AND ROOFING MATERIAL INSULATION ROOF DECK AND SUPPORT STRUCTURE Figure 14: ZT037-061 Roof Curb Cutaway Johnson Controls Unitary Products... -
Page 15: Ductwork
Condensate Drain Figure 15: Side Panels With Hole Plugs The side condensate drain is reversible and maybe re-oriented to NOTE: Orientation. Panel is “insulation” side up. the rear of the cabinet to facilitate condensate piping. A Johnson Controls Unitary Products... -
Page 16: Compressors
R-22. No other refrigerant may be used in this system. The compressor also uses a polyolester (POE oil), Mobil 3MA Do not loosen compressor mounting bolts. POE. This oil is extremely hygroscopic, meaning it absorbs water Johnson Controls Unitary Products... -
Page 17: Filters
208-3-60 operation. See unit wiring diagram. will also apply when installing a field supplied disconnect switch. The internal wiring harnesses furnished with this unit are an integral part of the design certified unit. Field alteration to Johnson Controls Unitary Products... -
Page 18: Field Wiring Disconnect
Refer to Electrical Data Table 8 to size power or the basepan inside the curb. wiring, fuses, and disconnect switch. TERMINAL BLOCK TB1 FACTORY OR FIELD GROUND SUPPLIED DISCONNECT THREE PHASE POWER SUPPLY Figure 20: Field Wiring Disconnect Johnson Controls Unitary Products... -
Page 19: Control Wire Sizes
Jumper is required for any co of R, RC, or RH. OCC is an output from the thermostat to indicate the Occupied X is an input to the thermostat to display Error Status condi ons. Figure 21: Typical Control Wiring Johnson Controls Unitary Products... -
Page 20: Electrical Data
28.9 38.7 41.5 None 11.7 13.5 13.3 15.6 38.9 15.0 14.4 20.5 22.8 20.0 19.2 26.6 28.8 24.0 23.1 31.4 33.6 1. Minimum Circuit Ampacity. 2. Dual Element, Time Delay Type. 3. HACR type per NEC. Johnson Controls Unitary Products... - Page 21 28.9 40.0 42.8 None 12.3 14.1 14.1 16.3 38.9 15.0 14.4 21.3 23.5 20.0 19.2 27.3 29.6 24.0 23.1 32.1 34.4 1. Minimum Circuit Ampacity. 2. Dual Element, Time Delay Type. 3. HACR type per NEC. Johnson Controls Unitary Products...
- Page 22 28.9 45.0 47.7 None 15.7 17.5 18.3 20.6 38.9 15.0 14.4 25.5 27.8 20.0 19.2 31.6 33.8 24.0 23.1 36.4 38.6 1. Minimum Circuit Ampacity. 2. Dual Element, Time Delay Type. 3. HACR type per NEC. Johnson Controls Unitary Products...
- Page 23 28.9 46.3 49.0 None 16.3 18.1 19.1 21.3 38.9 15.0 14.4 26.3 28.5 20.0 19.2 32.3 34.6 24.0 23.1 37.1 39.4 1. Minimum Circuit Ampacity. 2. Dual Element, Time Delay Type. 3. HACR type per NEC. Johnson Controls Unitary Products...
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Page 24: Physical Data
Fins per inch Tube diameter (in./MM) .98/25 .98/25 .98/25 Circuitry Type 2-pass Microchannel 2-pass Microchannel 2-pass Microchannel EVAPORATOR COIL DATA Face area (Sq. Ft.) 10.56 10.56 10.56 Rows Fins per inch Tube diameter 0.375 0.375 0.375 Refrigerant control Johnson Controls Unitary Products... - Page 25 4 - (24 x 16 x 4) 4 - (24 x 16 x 4) 1. 2 In. Throwaway, Standard, MERV (Minimum Efficiency Reporting Value) 2. 2 In. Pleated, Optional, MERV 7. 3. 4 In. Pleated, Optional, MERV 13. Johnson Controls Unitary Products...
- Page 26 Fins per inch Tube diameter (in./MM) .98/25 .98/25 .98/25 Circuitry Type 2-pass Microchannel 2-pass Microchannel 2-pass Microchannel EVAPORATOR COIL DATA Face area (Sq. Ft.) 10.56 10.56 10.56 Rows Fins per inch Tube diameter 0.375 0.375 0.375 Refrigerant control Johnson Controls Unitary Products...
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Page 27: Optional Electric Heat
208/230-3-60 1020 1000 460-3-60 600-3-60 208/230-3-60 1280 1420 1400 1400 460-3-60 1400 1400 1400 1400 600-3-60 1400 1400 1400 208/230-3-60 1600 1600 1600 1600 1600 460-3-60 1600 1600 1600 1600 1600 600-3-60 1600 1600 1600 1600 Johnson Controls Unitary Products... -
Page 28: Optional Gas Heat
NOTE: There may be a local gas utility requirement specifying a minimum diameter for gas piping. All units require a 3/4 inch pipe connection at the entrance fitting. Line should not be sized smaller than the entrance fitting size. Johnson Controls Unitary Products... -
Page 29: Gas Heat Minimum Supply Air
Check all joints for leaks with soap solution or other material suitable for the purpose. NEVER USE A FLAME. All LP gas equipment must conform to the safety standards of the National Fire Protection Association. Johnson Controls Unitary Products... -
Page 30: Options/Accessories
For specific troubleshooting and maintenance procedures, please refer to the smoke detector's installation Electric Heat instructions which accompanies the unit. Electric heaters are available as factory-installed options or field-installed accessories. Refer to electric heat instructions for Johnson Controls Unitary Products... -
Page 31: Simplified Vfd Wiring
208-volt applications, in which the parameter that defines motor nameplate voltage must be changed to a value of 208.00 and the parameter that defines motor-rated current must be changed to the appropriate value appearing on the motor's Johnson Controls Unitary Products... -
Page 32: Economizer Sequences
Free cooling is no longer available if the outside air enthalpy Once a compressor output is turned ON, the economizer rises above the Economizer Outside Air Enthalpy Setpoint. dampers continue to modulate to control the supply air temperature to the Economizer Setpoint. Johnson Controls Unitary Products... -
Page 33: Power Exhaust
Energizes exhaust fan when economizer output is above Economizer Damper Position For Exhaust Fan On. b. Power Exhaust Enable De-energizes exhaust fan when economizer output is below the c. Modulating Power Exhaust Economizer Damper Position for Exhaust Fan OFF Johnson Controls Unitary Products... -
Page 34: Simplicity Se Economizer Board Details
USB flash drive) Lit/flickering indicates UCB-to-economizer board SA bus Green UCB SA bus communication SA BUS SA BUS communication is currently active, off indicates the economizer transmission indicator board is awaiting SA bus communication Johnson Controls Unitary Products... - Page 35 Non-Modulating, Modulating Damper or Variable EX-FAN fan contactor coil/VFD enable relay coil Frequency Fan. Used to turn on/enable the power exhaust fan motor. 24 VAC common/0-10 VDC negative for Connects through circuit trace to 24V~ IN pin COM economizer actuator Johnson Controls Unitary Products...
- Page 36 10 VDC; Fr Air parameter reports input status (0- station sensor 50000CFM/23595lps). Used for economizer minimum position reset in speed-controlled indoor blower applications. 24 VAC common/0-10 VDC negative for the air Connects through circuit trace to 24V~ IN pin COM monitoring station sensor Johnson Controls Unitary Products...
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Page 37: Supply Air Limitations
Check for 037 (3.0) 1500 proper compressor rotation. If the blower or compressors rotate 049 (4.0) 1200 2000 in the wrong direction at start-up, the electrical connection to 061 (5.0) 1500 2500 Johnson Controls Unitary Products... -
Page 38: Altitude/Temperature Correction Factors
0.743 0.715 0.688 0.982 0.947 0.913 0.880 0.848 0.817 0.787 0.758 0.730 0.702 0.676 0.964 0.929 0.897 0.864 0.833 0.802 0.772 0.744 0.716 0.689 0.663 0.946 0.912 0.880 0.848 0.817 0.787 0.758 0.730 0.703 0.676 0.651 Johnson Controls Unitary Products... -
Page 39: Altitude/Temperature Correction Factors
This value must be corrected for elevation. Example 2: A system, located at 5,000 feet of elevation, is to deliver 6,000 CFM at a static pressure of 1.5". Use the unit BHP at 5,000 ft. = 3.2 x .832 = 2.66 Johnson Controls Unitary Products... - Page 40 5 Turns 4 Turns 3 Turns 2 Turns 1 Turn Fully Model (Tons) Sheave Sheave Open Open Open Open Open Open Closed 1.73 1VL40 AK61 1029 1089 2.30 1VP56 AK74 1035 1084 1134 1183 1232 1281 Johnson Controls Unitary Products...
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Page 41: Airflow Performance - Side Duct Application
1. Blower performance includes gas heat exchangers and 2” filters. See STATIC RESISTANCE table for additional applications. 2. See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP. 3. kW = BHP x 0.932. 4. Field Supplied Drive. Johnson Controls Unitary Products... -
Page 42: Airflow Performance - Bottom Duct Application
1. Blower performance includes gas heat exchangers and 2” filters. See STATIC RESISTANCE table for additional applications. 2. See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP. 3. kW = BHP x 0.932. 4. Field Supplied Drive. Johnson Controls Unitary Products... -
Page 43: Air Balance
To assure a dry coil, the compressors screws after these adjustments. Re-checking set screws should be de-activated while the test is being run. after 10-12 hrs. run time is recommended. Johnson Controls Unitary Products... -
Page 44: Dry Coil Delta P
2650 2450 2250 2050 049, 061 1850 1650 1450 1250 1050 0.02 0.04 0.06 0.08 0.12 Dry Coil Delta P (IWG) Figure 28: Dry Coil Delta P Johnson Controls Unitary Products... -
Page 45: Motor Sheave Datum Diameters
CFM. Adjustments of the blower speed and belt tension are REQUIRED. Verify proper sheave alignment; tighten blower pulley and motor sheave set screws after these adjustments. Re-checking set screws after 10-12 hrs. run time is recommended. Johnson Controls Unitary Products... -
Page 46: Additional Static Resistance
3. The pressure drop through the economizer is greater for 100% outdoor air than for 100% return air. If the resistance of the return air duct is less than 0.25 IWG, the unit will deliver less CFM during full economizer operation. Johnson Controls Unitary Products... -
Page 47: Operation
Errors are handled as described below. All system errors override minimum run times for compressors. • If the output to the economizer actuator is at minimum position and the supply air temperature drops more than 5 Johnson Controls Unitary Products... -
Page 48: Electric Heating Sequence Of Operations
If the temperature limit opens three times within one hour, it will temperature, (opens at 26 ± 5 °F and resets at 38 ± 5°F). lock-on the indoor blower. Johnson Controls Unitary Products... -
Page 49: Gas Heating Sequence Of Operations
Remove the call for heating by lowering the thermostat setting When the ICB receives a call for the second stage of heating, lower than the conditioned space temperature. “W2,” the ICB conducts a complete first stage ignition Johnson Controls Unitary Products... -
Page 50: Gas Heating Operation Errors
The flame detection circuitry continually tests itself. If the ICB finds the flame detection circuitry to be faulty, the ICB will not The control circuit includes the following safety controls: permit an ignition sequence and the draft motor is energized. If Johnson Controls Unitary Products... -
Page 51: Start-Up (Cooling)
After installation has been completed: Turn “OFF” electric power to unit. Check the electrical supply voltage being supplied. Be sure Turn room thermostat to lowest setting. that it is the same as listed on the unit nameplate. Johnson Controls Unitary Products... -
Page 52: Checking Gas Heat Input
“Manifold Gas Pressure Adjustment”. Be sure not to under-fire the furnace on first stage. If in doubt, it is better to leave the first stage of the furnace slightly over-fired (greater than 70% input). Repeat Steps 1-6. Johnson Controls Unitary Products... -
Page 53: Gas Rate Cubic Feet Per Hour
CSA rating plate and the data in Table 9. Adjust second stage (100% input) pressure first, then adjust After the temperature rise has been determined, the CFM can first stage (70% input) pressure. be calculated as follows: Johnson Controls Unitary Products... -
Page 54: Typical Flame
Make sure that burners are level and seat at the rear of the gas orifice. HEAT EXCHANGER TUBE SUPPLY PIPE Figure 31: Typical Single Stage Gas Valve BURNER BURNER FLAME (BLUE ONLY) BURNER BRACKET IGNITOR Figure 29: Typical Flame Johnson Controls Unitary Products... -
Page 55: Control Board Navigation Components
Equipment Catalog \ Commercial Products \ Zoning Systems Catalog \ Commercial Products \ Zoning Systems and and Controls. Controls. Local LCD on Unit Control Board. Mobile Access Portal (MAP) Gateway (Portable). • Source 1 P/N S1-JC-MAP1810-OP Johnson Controls Unitary Products... -
Page 56: Simplicity™ Se (Smart Equipment) Firmware Version 3. Basic Unit Control Board Navigation Examples
OprOAT 70.5 F 70.5 F 70.5 F ENTER ENTER ENTER CANCEL CANCEL CANCEL JOY + JOY + JOY + C PWR C PWR C PWR Press the “Cancel” button to exit each menu level. Repeatedly pressing Johnson Controls Unitary Products... - Page 57 ENTER ““ENTER”” button to save the value. CANCEL JOY + C PWR These few pages provide a simple demonstration how to navigate the menu’s of the Simplicity SE control containing Johnson Controls Unitary Products...
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Page 58: Simplicity Se Ucb Details
Connects through circuit trace to the thermostat connection 24 VAC hot for switched inputs to the UCB strip R terminal, right FAN OVR pin, right HPS1 pin, right HPS2 pin, lower DFS pin and lower APS pin Johnson Controls Unitary Products... - Page 59 Supply Air Temperature sensor input from 10KΩ with open circuit. Used in heat/cool staging cutouts, free cooling SAT+ @ 77°F, Type III negative temperature coefficient operation, demand ventilation operation, comfort ventilation thermistor operation, economizer loading operation, VAV cooling operation, hydronic heat operation. Johnson Controls Unitary Products...
- Page 60 The VFD alarm contact switches from R within the unit wiring 24 VAC hot input from the normally open VFD VFDFLT harness. 24 VAC input results in unit shutdown and a “VFD alarm contact fault” alarm Johnson Controls Unitary Products...
- Page 61 Lockout” and C1 output is then prevented until alarm reset. HPS2 24 VAC hot out for refrigerant circuit 2 High Not effective for one stage compressor UCBs. Connects (right pin) Pressure Switch through circuit trace to the R terminal Johnson Controls Unitary Products...
- Page 62 4-way Joystick for display menu navigation Item USB connector at right of UCB Used for backup, restoration, & copying of board parameters as Type A female Universal Serial Bus connector well as board software updating through a flash drive Johnson Controls Unitary Products...
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Page 63: Ignition Control Flash Codes
Energized With W1 Off Second Stage Gas Valve Gas Valve Energized With First Stage Gas Valve Off Ignition Lockout Gas Flow Gas Pressure Gas Valve Flame Sensor No Power Or Control Steady Off 24VAC or Control Failure Johnson Controls Unitary Products... -
Page 64: Zt037 Charging Table
11.3 10.0 300 Cfm/Ton 10.7 80/72 11.4 300 Cfm/Ton 10.5 75/62 11.2 10.2 400 Cfm/Ton 10.9 80/62 11.6 10.3 400 Cfm/Ton 11.0 80/67 11.7 10.4 400 Cfm/Ton 11.1 80/72 11.8 10.2 400 Cfm/Ton 10.9 75/62 11.6 Johnson Controls Unitary Products... -
Page 65: Zt061 Charging Table
10.7 300 Cfm/Ton 11.7 80/72 12.8 10.4 300 Cfm/Ton 11.3 75/62 12.2 10.5 400 Cfm/Ton 11.4 80/62 12.3 10.7 400 Cfm/Ton 11.7 80/67 12.6 10.9 400 Cfm/Ton 11.9 80/72 12.9 10.5 400 Cfm/Ton 11.4 75/62 12.4 Johnson Controls Unitary Products... -
Page 66: Start-Up Sheet
EQUIPMENT STARTUP warranty policy and warranty manual found on UPGnet for details. In the event that communication with Johnson Controls/UPG is Use the local LCD or Mobile Access Portal (MAP) Gateway to required regarding technical and/or warranty concerns, all parties complete the start-up. - Page 67 1034349-UCL-B-0814 SAFETY WARNINGS The inspections and recording of data outlined in this procedure are required for start-up of Johnson Controls/UPG's packaged Lethal voltages are present during some start-up products. Industry recognized safety standards and practices checks. Extreme caution must be used at all times.
- Page 68 See Notes sensor installed Check economizer setting A Prove economizer open/close through PC or Control Module Reheat Mode Normal or Alternate Not Applicable Humidistat Location _____________________________________________ Note: BAS System Control Reheat through Intellicomfort/VAV Board Unitary Products Group Johnson Controls Unitary Products...
- Page 69 1. VAV units with heat section - simulate heat call to drive VAV boxes and VFD/IGV to maximum design airflow position. 2. VAV units without heat section - VAV boxes must be set to maximum design airflow position. Unitary Products Group Johnson Controls Unitary Products...
- Page 70 Manifold Pressure Stage 2 (If Equipped) Stage 3 (If Equipped) Supply gas pressure at full fire Check temperature rise measured at full fire °F 1. Input X Eff. (BTU output) 1.08 X Temp. Rise Unitary Products Group Johnson Controls Unitary Products...
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Page 71: 1133394-Yim-A-1014
________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ Subject to change without notice. Printed in U.S.A. 1133394-YIM-A-1014 Copyright © 2014 by Johnson Controls, Inc. All rights reserved. Supersedes: 1033111-YIM-B-0514 York International Corporation 5005 York Drive Norman, OK 73069...
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