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R-410A
ZV SERIES W/SMART EQUIPMENT™
6.5 - 12.5 Ton
60 Hertz
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preceding installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Limitations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Rigging and handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Side panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Condensate drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Compressors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Power and control wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Optional electric heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Optional gas heat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Options and accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Economizer sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Power exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Smart Equipment™ economizer board . . . . . . . . . . . . . . . . . . 44
Airflow performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
1 Component location table . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2 ZVT06 through T12 unit limitations . . . . . . . . . . . . . . . . . . . . . 8
5 ZVT06 through T12 unit accessory weights . . . . . . . . . . . . . 11
6 ZVT06 through T12 unit physical dimensions . . . . . . . . . . . . 13
7 ZVT06 through T12 unit clearances . . . . . . . . . . . . . . . . . . . 14
8 ZVT06 through T08 side duct dimensions . . . . . . . . . . . . . . . 17
9 ZVT10 through T12 side duct dimensions . . . . . . . . . . . . . . . 17
10 Left/end duct dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
11 Control wire sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
12 Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
13 Physical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
14 Electric heat minimum supply air . . . . . . . . . . . . . . . . . . . . . . 35
15 Gas pipe sizing - capacity of pipe . . . . . . . . . . . . . . . . . . . . . 36
16 Gas heat minimum supply air . . . . . . . . . . . . . . . . . . . . . . . . 36
17 Supply air limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
18 Altitude/temperature correction factors . . . . . . . . . . . . . . . . . 49
19 Airflow performance - side duct application . . . . . . . . . . . . . . 51
20 Airflow performance - bottom duct application . . . . . . . . . . . 54
21 RPM selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
22 Indoor blower specifications . . . . . . . . . . . . . . . . . . . . . . . . . 56
1 Unit shipping bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Barometric relief hood - shipping location . . . . . . . . . . . . . . . 5
3 Compressor section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4 ZV component location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
5 4 point and 6 point load weight for W units . . . . . . . . . . . . . . 10
6 4 point and 6 point load weight for V units . . . . . . . . . . . . . . 10
7 Center of gravity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
8 ZVT06 through T08 physical dimensions . . . . . . . . . . . . . . . 12
9 ZVT10 through T12 physical dimensions . . . . . . . . . . . . . . . 13
10 ZVT06 through T12 unit bottom duct openings . . . . . . . . . . 15
11 ZVT06 through T12 unit electrical entry . . . . . . . . . . . . . . . . 16
12 ZVT06 through T12 unit left/end duct opening . . . . . . . . . . . 18
13 ZVT06 through T12 roof curb . . . . . . . . . . . . . . . . . . . . . . . . 18
14 ZVT06 through T12 transition roof curb . . . . . . . . . . . . . . . . 19
15 Side panels with hole plugs . . . . . . . . . . . . . . . . . . . . . . . . . 20
16 Return downflow plenum with panel . . . . . . . . . . . . . . . . . . . 20
17 Discharge panel in place . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table of contents
Air balance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Checking air quantity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Cooling operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Cooling Operation Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Reheat mode sequence of operation . . . . . . . . . . . . . . . . . . . 62
Electric heating sequence of operations . . . . . . . . . . . . . . . . . 64
Electric heat operation errors . . . . . . . . . . . . . . . . . . . . . . . . 64
Gas heating sequence of operations. . . . . . . . . . . . . . . . . . . . 64
Ignition control board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Gas heating operation errors . . . . . . . . . . . . . . . . . . . . . . . . 65
Cooling start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Gas heat start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Checking gas heat input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Smart Equipment™ unit control board . . . . . . . . . . . . . . . . . . . . . 70
Charging the unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Start-up sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
List of tables
23 Power exhaust specifications . . . . . . . . . . . . . . . . . . . . . . . . 56
24 Motor sheave datum diameters . . . . . . . . . . . . . . . . . . . . . . 58
mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
26 Electric heat limit setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
27 Electric heat anticipator setpoints . . . . . . . . . . . . . . . . . . . . . 64
28 Gas heat anticipator setpoints . . . . . . . . . . . . . . . . . . . . . . . 66
29 Gas rate cubic feet per hour . . . . . . . . . . . . . . . . . . . . . . . . . 68
30 Gas heat stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
31 Gas heat limit control settings . . . . . . . . . . . . . . . . . . . . . . . . 68
33 Ignition control flash codes . . . . . . . . . . . . . . . . . . . . . . . . . . 76
34 ZVT06 charging table - system 1 . . . . . . . . . . . . . . . . . . . . . 77
35 ZVT06 charging table - system 2 . . . . . . . . . . . . . . . . . . . . . 77
36 ZVT07 charging table - system 1 . . . . . . . . . . . . . . . . . . . . . 78
37 ZVT07 charging table - system 2 . . . . . . . . . . . . . . . . . . . . . 78
38 ZVT08 charging table - system 1 . . . . . . . . . . . . . . . . . . . . . 79
39 ZVT08 charging table - system 2 . . . . . . . . . . . . . . . . . . . . . 79
40 ZVT10 charging table - system 1 . . . . . . . . . . . . . . . . . . . . . 80
41 ZVT10 charging table - system 2 . . . . . . . . . . . . . . . . . . . . . 80
42 ZVT12 charging table - system 1 . . . . . . . . . . . . . . . . . . . . . 81
43 ZVT12 charging table - system 2 . . . . . . . . . . . . . . . . . . . . . 81
List of figures
18 Side panels for economizer hood tops . . . . . . . . . . . . . . . . . 21
19 Condensate drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
20 Field wiring disconnect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
21 Typical control wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
22 Side entry gas piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
23 Bottom entry gas piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
24 Simplified VFD wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
25 SE-ECO1001-0 economizer controller . . . . . . . . . . . . . . . . . 44
26 Belt adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
27 Altitude/temperature correction factors . . . . . . . . . . . . . . . . 49
28 Dry coil delta P . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
29 Cooling operation piping schematic - circuit no. 1 . . . . . . . . 63
30 Reheat operation piping schematic - circuit no. 1 . . . . . . . . 63
31 Typical flame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
32 Typical two stage gas valve . . . . . . . . . . . . . . . . . . . . . . . . . 69
33 Unit control board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
5567613-TIM-B-1218
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Table of Contents
Related Manuals for TempMaster ZV Series
Summary of Contents for TempMaster ZV Series
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Page 1: Table Of Contents
R-410A ZV SERIES W/SMART EQUIPMENT™ 6.5 - 12.5 Ton 60 Hertz Table of contents General ..........2 Air balance. -
Page 2: General
5567613-TIM-B-1218 General TempMaster ZV units are single package air conditioners with optional gas heating designed for outdoor installation on a Before you perform service or maintenance operations rooftop or slab and for non-residential use. The units can be on the unit, turn off the main power switch to unit. - Page 3 Inspection Renewal parts As soon as you receive a unit, you must inspect it for possible Contact your local TempMaster parts distribution center for damage during transit. If damage is evident, note the extent of authorized replacement parts. the damage on the carrier’s freight bill. You must make a Approvals separate request for inspection by the carrier’s agent in writing.
- Page 4 5567613-TIM-B-1218 Nomenclature 6.5-12.5 Ton Model Number Nomenclature Z V T06 N 09 A 2 A A C 2 1 B A 7 Product Generation Product Category 7 = Seventh Generation 8 = Eighth Generation Z = A/C, Single Pkg., R-410A Coated Coils Product Identifier A = Un-Coated...
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Page 5: Installation
5567613-TIM-B-1218 Installation Installation safety information FIRE OR EXPLOSION HAZARD Read the following instructions before you install this appliance. This is an outdoor combination heating and cooling unit. The Failure to follow the safety warning exactly could result installer must assure that these instructions are made available in serious injury, death, or property damage. -
Page 6: Limitations
5567613-TIM-B-1218 National Fuel Gas Code, ANSI Z223.1 - Latest Edition Gas-Fired Central Furnace Standard, ANSI Z21.47a. - Latest Edition Local building codes, and Local gas utility requirements In Canada: Toolless Doorknobs Canadian Electrical Code, CSA C22.1 Installation Codes, CSA - B149.1. Local plumbing and waste water codes, and Other applicable local codes. -
Page 7: Component Location Table
Slide-out motor and blower assembly for easy adjustment and service 1. Roof curbs in eight-and fourteen-inch heights. Roof curbs to transition from a TempMaster ZDT Series footprint to the ZV Series footprint are available as a field-installed accessory. Johnson Controls Ducted Systems... -
Page 8: Zvt06 Through T12 Unit Limitations
5567613-TIM-B-1218 Table 2: ZVT06 through T12 unit limitations Unit limitations Size Model Unit voltage Applied voltage Outdoor DB temp (tons) Minimum Maximum Maximum (°F) 208/230-3-60 (6.5) 460-3-60 208/230-3-60 (7.5) 460-3-60 208/230-3-60 (8.5) 460-3-60 208/230-3-60 (10.0) 460-3-60 208/230-3-60 (12.5) 460-3-60 Johnson Controls Ducted Systems... -
Page 9: Location
Typical contaminates include the If a unit is installed on a roof curb other than a following items: TempMaster roof curb, you must apply gasketing to all • Permanent wave solution surfaces that come in contact with the unit underside. -
Page 10: 4 Point And 6 Point Load Weight For W Units
5567613-TIM-B-1218 LEFT LEFT FRONT FRONT Figure 5: 4 point and 6 point load weight for W units FRONT FRONT LEFT LEFT Figure 6: 4 point and 6 point load weight for V units FRONT LEFT Figure 7: Center of gravity Johnson Controls Ducted Systems... -
Page 11: Zvt06 Through T12 Standard Unit Weights And Dimensions . 11 4 Zvt06 Through T12 Unit Weights With The Magna Dry Option 11 5 Zvt06 Through T12 Unit Accessory Weights
5567613-TIM-B-1218 Table 3: ZVT06 through T12 standard unit weights and dimensions Size Weight (lbs.) Center of gravity 4 point load location (lbs.) 6 point load location (lbs.) Model (tons) Shipping Operating 1287 1282 47.25 24.00 (6.5) 1288 1283 48.25 25.34 (7.5) 1289 1284... -
Page 12: Zvt06 Through T08 Physical Dimensions
5567613-TIM-B-1218 45.64 14.92 4X Ø 24.38 14.92 58.09 14.92 29.95 30.11 SEE DETAIL A FOR GAS INLET 11.38 SEE DETAIL B 59.00 4.19 FOR DRAIN LOCATION 27.31 LEFT 21.19 89.00 FRONT Figure 8: ZVT06 through T08 physical dimensions Johnson Controls Ducted Systems... -
Page 13: Zvt06 Through T12 Unit Physical Dimensions
5567613-TIM-B-1218 28.86 29.66 44.09 15.23 14.85 29.03 29.03 14.85 Ø 24.58 TYP. 4 PL. 15.23 See detail A for gas inlet 11 3/8 See detail B for drain location 21 3/16 LEFT 4 3/16 FRONT 27 5/16 Figure 9: ZVT10 through T12 physical dimensions Table 6: ZVT06 through T12 unit physical dimensions Dimension (in.) Unit model number... -
Page 14: Zvt06 Through T12 Unit Clearances
5567613-TIM-B-1218 Detail A Detail B 3.184 Gas Pipe Inlet Ø 2.000 Gas Exhaust Vent 5-3/8 Ø 3.126 14.594 1” FPT 7.705 4.727 42” CABINET Table 7: ZVT06 through T12 unit clearances Direction Distance (in.) Direction Distance (in.) Right Front Left Rear Bottom 1. -
Page 15: Zvt06 Through T12 Unit Bottom Duct Openings
5567613-TIM-B-1218 32 11/16 6 13/16 6 13/16 RETURN SUPPLY 27 1/2 LEFT RIGHT 20 1/8 19 1/8 17 1/8 12 5/16 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... -
Page 16: Zvt06 Through T12 Unit Electrical Entry
5567613-TIM-B-1218 Disconnect Swith Cover Power Entry Ø 2-1/2 Control Entry Ø 7/8 Power Entry Ø 2-1/2 Convenience Outlet Cover Convenience Outlet Power Entry Ø 7/8 FRONT Figure 11: ZVT06 through T12 unit electrical entry Johnson Controls Ducted Systems... -
Page 17: Zvt06 Through T08 Side Duct Dimensions
5567613-TIM-B-1218 ZVT06 through T08 unit side duct openings Dot Plugs 18-1/4 5-5/32 2-7/8 31-5/8 Table 8: ZVT06 through T08 side duct dimensions Dimension (in.) Unit model number ZVT06, T07, T08 28 1/4 18 1/16 28 1/4 18 1/4 ZVT10 through T12 unit side duct openings Dot Plugs 18-1/4 5-5/32... -
Page 18: Left/End Duct Dimensions
5567613-TIM-B-1218 4-5/16 Figure 12: ZVT06 through T12 unit left/end duct opening Table 10: Left/end duct dimensions Dimension (in.) Unit model number ZVT06, T07, T08 30.358 22.580 22.330 ZVT10, T12 30.358 22.580 22.330 RIGHT 80-5/8 INSULATED DECK UNDER CONDENSER SECTION SUPPLY RETURN 2 TYP. -
Page 19: Zvt06 Through T12 Transition Roof Curb
5567613-TIM-B-1218 2 TYP 23 4 30-1/2 50-1/2 80-5/8 RETURN SUPPLY 76-5/8 59-1/4 FRONT RIGHT 64-1/4 Figure 14: ZVT06 through T12 transition roof curb Johnson Controls Ducted Systems... -
Page 20: Ductwork
5567613-TIM-B-1218 Ductwork You must design and size ductwork according to the methods in Manual D of the Air Conditioning Contractors of America (ACCA) or as recommended by any other recognized authority such as ASHRAE or SMACNA. When you design the duct system, apply the following recommendations. -
Page 21: Condensate Drain
5567613-TIM-B-1218 Compressors The scroll compressor used in this product is specifically designed to operate with R-410A refrigerant and cannot be interchanged. This system uses R-410A refrigerant which operates at higher pressures than R-22. No other refrigerant may be used in this system. The compressor also uses a polyolester (POE oil), Mobil 3MA POE. -
Page 22: Filters
If you install a disconnect, you must number and size of filters needed for the unit. use a field supplied or TempMaster supplied accessory. See Do not operate the unit without filters properly installed. Figure 4 for the recommended mounting location. -
Page 23: Field Wiring Disconnect
5567613-TIM-B-1218 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. See Table 12, Electrical data, on page 25 to size or the basepan inside the curb. power wiring, fuses, and the disconnect switch. -
Page 24: Control Wire Sizes
5567613-TIM-B-1218 Thermostat wiring Table 11: Control wire sizes Install the thermostat on an inside wall approximately 56 inches Wire size Maximum length above the floor. The thermostat must not be subject to drafts, 20 AWG < 150 feet sun exposure, or heat from electrical fixtures or appliances. 18 AWG 150-250 feet Follow the manufacturer's instructions enclosed with thermostat... -
Page 25: Electrical Data
5567613-TIM-B-1218 Table 12: Electrical data ZVT06 through T12 standard indoor blower - without powered convenience outlet Compressors (each) OD fan Supply Max fuse Max fuse motors blower exh. conv. Electric heat option breaker Size with pwr breaker Volt (each) motor motor outlet size with... - Page 26 5567613-TIM-B-1218 ZVT06 through T12 standard indoor blower - without powered convenience outlet (Continued) Compressors (each) OD fan Supply Max fuse Max fuse motors blower exh. conv. Electric heat option breaker Size with pwr breaker Volt (each) motor motor outlet size with (tons) (amps) exhaust...
- Page 27 5567613-TIM-B-1218 ZVT06 through T12 high static indoor blower - without powered convenience outlet Compressors (each) OD fan Supply Max fuse Max fuse motors blower exh. conv. Electric heat option breaker Size with pwr breaker Volt (each) motor motor outlet size with (tons) (amps) exhaust...
- Page 28 5567613-TIM-B-1218 ZVT06 through T12 high static indoor blower - without powered convenience outlet (Continued) Compressors (each) OD fan Supply Max fuse Max fuse motors blower exh. conv. Electric heat option breaker Size with pwr breaker Volt (each) motor motor outlet size with (tons) (amps)
- Page 29 5567613-TIM-B-1218 ZVT06 through T12 standard indoor blower - with powered convenience outlet Compressors (each) OD fan Supply Max fuse motors blower exh. conv. Electric heat option fuse breaker Size with pwr Volt (each) motor motor outlet breaker size with (tons) (amps) exhaust size...
- Page 30 5567613-TIM-B-1218 ZVT06 through T12 standard indoor blower - with powered convenience outlet (Continued) Compressors (each) OD fan Supply Max fuse motors blower exh. conv. Electric heat option fuse breaker Size with pwr Volt (each) motor motor outlet breaker size with (tons) (amps) exhaust...
- Page 31 5567613-TIM-B-1218 ZVT06 through T12 high static indoor blower - with powered convenience outlet Compressors (each) OD fan Supply Max fuse Max fuse motors blower exh. conv. Electric heat option breaker Size with pwr breaker Volt (each) motor motor outlet size with (tons) (amps) exhaust...
- Page 32 5567613-TIM-B-1218 ZVT06 through T12 high static indoor blower - with powered convenience outlet (Continued) Compressors (each) OD fan Supply Max fuse Max fuse motors blower exh. conv. Electric heat option breaker Size with pwr breaker Volt (each) motor motor outlet size with (tons) (amps)
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Page 33: Physical Data
5567613-TIM-B-1218 Table 13: Physical data ZVT06 through T12 Models Component ZVT06 ZVT07 ZVT08 ZVT10 ZVT12 Nominal tonnage 12.5 AHRI cooling performance Gross capacity @ AHRI A point (Mbh) 76000 91500 104000 121000 147500 AHRI net capacity (Mbh) 74000 89000 101000 117000 142000 12.4... - Page 34 5567613-TIM-B-1218 ZVT06 through T12 (Continued) Models Component ZVT06 ZVT07 ZVT08 ZVT10 ZVT12 Nominal tonnage 12.5 Evaporator coil data Face area (sq. ft.) 47.5 47.5 Rows Fins per inch Tube diameter 0.375 0.375 0.375 0.375 0.375 Circuitry type Intertwined Intertwined Intertwined Intertwined Intertwined Refrigerant control...
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Page 35: Optional Electric Heat
5567613-TIM-B-1218 Optional electric heat These CSA approved heaters are located within the central compartment of the unit with the heater elements extending in The factory-installed heaters are wired for single point power to the supply air chamber. supply. You only need to bring the power supply into the single Fuses are supplied, where required, by the factory. -
Page 36: Gas Pipe Sizing - Capacity Of Pipe
5567613-TIM-B-1218 Table 15: Gas pipe sizing - capacity of pipe Nominal iron pipe size Length of pipe (ft.) 3/4 in. 1 in. 1-1/4 in. 1050 OPTIONAL COIL GUARD SHOWN Note: Maximum capacity of pipe in cubic feet of gas per hour based upon a pressure drop of 0.3 inch W.C. -
Page 37: Options And Accessories
5567613-TIM-B-1218 • You must install a 1/8-inch NPT plugged tapping, • The proper pressure regulation. Two-stage regulation is accessible for test gage connection, immediately recommended. upstream of the gas supply connection to the unit. • The pressure drop in the lines between regulators and •... - Page 38 5567613-TIM-B-1218 Smoke detectors assembly. Field-installed motorized outdoor damper accessories include complete instructions for installation. Economizer The economizer can be a factory-installed option or a field- The use of duct smoke detectors have specific limitations installed accessory. If factory installed, refer to the instructions as established by the National Fire Protection included with the economizer to complete the assembly.
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Page 39: Economizer Sequences
5567613-TIM-B-1218 Manual bypass Economizer sequences An optional, factory-installed manual bypass switch is available Several functions can drive the economizer, including: minimum with factory-installed VFD. The manual bypass switch is located position, free cooling, economizer loading, and minimum in the blower motor access compartment. The manual bypass outdoor air supply. - Page 40 5567613-TIM-B-1218 Low ambient minimum position Note: The exception to this rule occurs when hydronic heat enable and SAT tempering with hydronic heat enable The low ambient economizer minimum position overrides all (40°F default) are both on. Hydronic heat is used to other minimum position functions.
- Page 41 5567613-TIM-B-1218 Dry bulb Cooling stages set to one for single compressor unit The control determines the type of free cooling changeover With a stage 1 cooling demand (Y1 input), the economizer based on which sensors are present and reliable. Conditions modulates to get SAT to VAV cooling supply air temperature include the following items: upper setpoint +/-5°F.
- Page 42 5567613-TIM-B-1218 minutes, and the SAT is greater than the upper SAT setpoint + cooling setpoint, the staged percent command holds the current 5°F, the compressor output energizes. value. With a stage 2 cooling demand (Y2 input), the economizer If the operating space temperature drops 0.6°F or more below modulates to get the SAT to the lower SAT setpoint +/-5°F.
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Page 43: Power Exhaust
5567613-TIM-B-1218 VAV unit sensor option A If all compressor outputs de-engerize, the economizer modulates to control to operating VAV SAT Setpoint +/-0.5°F. The operating VAV SAT setpoint is determined by the reset function not by the number of compressors operating. When the cooling demand ends the compressors de-energize immediately and the dampers return to operating minimum When free cooling available and the SAT is above the operating... -
Page 44: Smart Equipment™ Economizer Board
5567613-TIM-B-1218 Smart Equipment™ economizer board Figure 25: SE-ECO1001-0 economizer controller The following tables describe the details of the economizer board. See Figure 25 for connection locations. Smart Equipment™ economizer board - analog inputs Board Cover Location Description Function and comments label label 24 VAC common/0-10 VDC negative for... - Page 45 5567613-TIM-B-1218 Smart Equipment™ economizer board - analog inputs (Continued) Board Cover Location Description Function and comments label label 24 VAC common/0-10 VDC negative for the Connects through circuit trace to 24V~ IN pin COM supply air humidity sensor 24 VAC hot supplied for the indoor air quality 24V~ Connects through circuit trace to 24V~ IN pin HOT sensor...
- Page 46 5567613-TIM-B-1218 Smart Equipment™ economizer board - SA bus details Board Cover Location Description Function and comments label label EconCtrlr parameter reports UCB-to-economizer board SA bus communication status. Negative of the SA BUS communication Common for SA BUS power and circuit to the UCB. Through the unit wiring harness, may continue on communication circuits to the 4-stage board and/or fault detection &...
- Page 47 5567613-TIM-B-1218 Smart Equipment™ economizer board - binary outputs Board Cover Location Description Function and comments label label 24 VAC hot supplied for an incremental 24V~ Connects through circuit trace to 24V~ IN pin HOT (floating control) economizer actuator 24 VAC hot outputs to position an incremental ACT-A Unused in current control revision (floating control) economizer actuator...
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Page 48: Supply Air Limitations
5567613-TIM-B-1218 Phasing ZV units are properly phased at the factory. Check for proper compressor rotation. If the blower or compressors rotate in the wrong direction at start-up, the electrical connection to the unit is misphased. Change the phasing of the field line connection at the factory or field supplied disconnect to obtain proper rotation. -
Page 49: Altitude/Temperature Correction Factors
5567613-TIM-B-1218 Table 18: Altitude/temperature correction factors Altitude (ft.) Air temp. 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 1.060 1.022 0.986 0.950 0.916 0.882 0.849 0.818 0.788 0.758 0.729 1.039 1.002 0.966 0.931 0.898 0.864 0.832 0.802 0.772 0.743 0.715 1.019... - Page 50 5567613-TIM-B-1218 Drive selection Determine side or bottom supply duct application. Determine desired airflow. Calculate or measure the amount of external static pressure. With the operating point determined from steps 1, 2, and 3, locate this point on the appropriate supply air blower performance table.
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Page 51: Airflow Performance
5567613-TIM-B-1218 Airflow performance Table 19: Airflow performance - side duct application ZVT06 (6.5 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 Field supplied drive Standard 1.5 HP and drive High static 2 HP and drive... - Page 52 5567613-TIM-B-1218 ZVT08 (8.5 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 Field supplied drive Standard 2 HP and drive High static 3 HP and drive 2200 0.39...
- Page 53 5567613-TIM-B-1218 ZVT12 (12.5 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 Field supplied drive Standard 3 HP and drive 3200 0.44 0.79...
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Page 54: Airflow Performance - Bottom Duct Application
5567613-TIM-B-1218 Table 20: Airflow performance - bottom duct application ZVT06 (6.5 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 Field supplied drive Standard 1.5 HP and drive High static 2 HP and drive... - Page 55 5567613-TIM-B-1218 ZVT10 (10 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 Field supplied Standard 2 HP and drive High static 3 HP and drive drive 2600...
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Page 56: Rpm Selection
5567613-TIM-B-1218 Table 21: RPM selection Size Motor Blower 6 turns 5 turns 4 turns 3 turns 2 turns 1 turn Fully Model Airflow option (tons) sheave sheave open open open open open open closed Standard 1.725 1VL40 AK74 (6.5) High static 1VM50 AK74 1025... -
Page 57: Dry Coil Delta P
5567613-TIM-B-1218 Use the pressure drop indicated by the manometer and the Use an inclined manometer or Magnehelic® to determine graph in Figure 28 to determine the unit CFM. In order to the pressure drop across the unit. This is the external static obtain an accurate measurement, verify that the air filters pressure (ESP). -
Page 58: Motor Sheave Datum Diameters
5567613-TIM-B-1218 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 you make any blower speed changes, review the Use the equation to determine the required DD for the new installation for any installation errors, leaks, or motor sheave. - Page 59 5567613-TIM-B-1218 Additional static resistance - ZVT06 through T12 Electric heat kW Size (tons) Model Cooling only Reheat coil Economizer 4 in. Filter 1900 0.03 0.07 0.04 0.12 0.05 0.06 0.07 0.08 0.10 2100 0.04 0.08 0.10 0.13 0.06 0.07 0.08 0.09 0.11 2300...
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Page 60: Operation
5567613-TIM-B-1218 Operation SAT lower setpoint. If the output to the economizer actuator is at 10 VDC and the supply air temperature cannot be controlled to within 5 degrees of the cooling Cooling operation SAT lower setpoint, compressor stage 2 is energized. The economizer is then modulated to maintain supply air •... -
Page 61: Cooling Operation Errors
5567613-TIM-B-1218 Cooling Operation Errors Low ambient cooling Each cooling system is monitored for operation outside of the To determine when to operate in low ambient mode, the UCB intended parameters. Errors are handled as described below. All has an outdoor air temperature sensor (OAT) with a low system errors override minimum run times for compressors. -
Page 62: Reheat Mode Sequence Of Operation
5567613-TIM-B-1218 Reheat mode sequence of operation Alternate mode If the return humidity is greater than or equal to the hot gas The MagnaDRY reheat mode of operation is designed to reheat humidity setpoint, and there is no demand for cooling, remove latent heat (humidity) from a space when there are low C1 and AUX-HGR outputs energize, and C2 energizes. -
Page 63: Cooling Operation Piping Schematic - Circuit No. 1
5567613-TIM-B-1218 Evaporator Airflow Coil Condenser Coil Check Valve Check Valve Reheat Coil Airflow Refrigerant Flow Open Solenoid Valve Reheat Valve (SOL 1) (SOL 3) Compressor Accumulator Closed Solenoid Valve (SOL 2) Figure 29: Cooling operation piping schematic - circuit no. 1 Evaporator Airflow Coil... -
Page 64: Electric Heating Sequence Of Operations
5567613-TIM-B-1218 If there is a call for dehumidification and no call for cooling, the Table 26: Electric heat limit setting unit automatically reverts back to the normal hot gas reheat Heater Limit switch mode only allowing refrigerant stage one to run in reheat mode Unit (tons) Voltage opens °F... -
Page 65: Gas Heating Operation Errors
5567613-TIM-B-1218 a 30-second purge is initiated. At the end of the purge, the GV This limit is monitored regardless of unit operation status, that is opened and the spark igniter is energized for 10 seconds. is, this limit is monitored at all times. The ICB then checks for the presence of flame. -
Page 66: Cooling Start-Up
5567613-TIM-B-1218 Auxiliary limit switch Table 28: Gas heat anticipator setpoints The auxiliary limit switch (ALS) is wired in series with the limit Setting, amps switch. As such, the UCB cannot distinguish the auxiliary limit and the gas heat limit switch operation except the auxiliary is 0.65 manual reset. -
Page 67: Checking Gas Heat Input
5567613-TIM-B-1218 Checking gas heat input Operating instructions This unit has two stages of gas heat. The first stage is 60% of the full fire input and is considered the minimum input for the furnace. The intended input for each furnace is shown in Table 30. -
Page 68: Gas Rate Cubic Feet Per Hour
5567613-TIM-B-1218 Table 29: Gas rate cubic feet per hour Turn off electrical power to the unit. Using the outlet pressure port on the gas valve, connect a Size of Test Dial Seconds for manometer to monitor the manifold pressure. One Rev. 1/2 cu. -
Page 69: Navigation Components For The Smart Equipment™ Control Board
5567613-TIM-B-1218 After you determine the temperature rise, calculate the MATE-N-LOCK HIGH & LOW GAS ADJUSTMENT CFM according to the following formula. CONNECTORS Increase the blower CFM to decrease the temperature rise. INLET PRESSURE Decrease the blower CFM to increase the rise (see Supply OUTLET PRESSURE air drive adjustment on page 58). -
Page 70: Smart Equipment™ Unit Control Board
5567613-TIM-B-1218 Smart Equipment™ unit control board SD-24 Figure 33: Unit control board The following tables describe the details of the UCB, see Figure 33 for the connection locations. Smart Equipment™ UCB - thermostat connection strip Location Label Description Function and comments 1st stage heating request, 24 VAC input switched from R Not effective for cooling-only units Not effective for cooling-only units or units with single-stage heat... - Page 71 5567613-TIM-B-1218 Smart Equipment™ UCB - limit, 24 VAC power, and shutdown connections Location Label Description Function and comments Monitored 24 VAC input through heat section If voltage is absent, indicating the heat section is over-temperature, the UCB will LIMIT limit switch(es) bring on the indoor blower 24 VAC, 75 VA transformer Common Connects through circuit traces to thermostat connection strip C and indoor...
- Page 72 5567613-TIM-B-1218 Smart Equipment™ UCB - temperature sensor connections (Continued) Location Label Description Function and comments Input required for 2-compressor heat pump units, not required for 2- #2 refrigerant circuit Condenser Coil temperature compressor A/C units, not active for 1-compressor units; 3.625 VDC CC2+ sensor input from 10KΩ...
- Page 73 5567613-TIM-B-1218 Smart Equipment™ UCB - heat section connections Location Label Description Function and comments Not effective for cooling-only units. Output if demand is present and 24 VAC hot output for heat section stage 1 permissions allow one stage or two stages of heat section operation Not effective for cooling-only units or units with single-stage heat sections.
- Page 74 5567613-TIM-B-1218 Smart Equipment™ UCB - refrigerant circuit safety switch and indoor blower overload connections (Continued) Location Label Description Function and comments LPS2 24 VAC hot out for refrigerant circuit 2 Low Not effective for one stage compressor UCBs. Connects through (right pin) Pressure Switch circuit trace to the left HSP2 pin...
- Page 75 5567613-TIM-B-1218 Smart Equipment™ UCB - LEDs Location Label Description Function and comments POWER Green UCB power indicator Lit indicates 24 VAC is present at C and 24V terminals 1/2 second on/off flashing indicates one or more alarm is currently active, Red hard lockout, networking error and firmware 1/10th second on/off flashing indicates a networking error (polarity, FAULT...
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Page 76: Cable For Fc Buses And Sa Buses In Order Of Preference
5567613-TIM-B-1218 Table 32: 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 77: Charging The Unit
5567613-TIM-B-1218 Charging the unit Charge unit by weight using name plate data or use charging tables. Table 34: ZVT06 charging table - system 1 Air flow Suction Suction Discharge Entering evap Leaving evap Outdoor DB Liquid temp. Delta T Db Indoor Db/Wb pressure temp. -
Page 78: Zvt07 Charging Table - System 1
5567613-TIM-B-1218 Table 36: ZVT07 charging table - system 1 Air flow Suction Suction Discharge Entering evap Leaving evap Outdoor DB Liquid temp. Delta T Db Indoor Db/Wb pressure temp. pressure 300 CFM/ton 80/62 300 CFM/ton 80/67 300 CFM/ton 80/72 300 CFM/ton 75/62 400 CFM/ton 80/62... -
Page 79: Zvt08 Charging Table - System 1
5567613-TIM-B-1218 Table 38: ZVT08 charging table - system 1 Air flow Suction Suction Discharge Entering evap Leaving evap Outdoor DB Liquid temp. Delta T Db Indoor Db/Wb pressure temp. pressure 300 CFM/ton 80/62 300 CFM/ton 80/67 300 CFM/ton 80/72 300 CFM/ton 75/62 400 CFM/ton 80/62... -
Page 80: Zvt10 Charging Table - System 1
5567613-TIM-B-1218 Table 40: ZVT10 charging table - system 1 Air flow Suction Suction Discharge Entering evap Leaving evap Outdoor DB Liquid temp. Delta T Db Indoor Db/Wb pressure temp. pressure 300 CFM/ton 80/62 300 CFM/ton 80/67 300 CFM/ton 80/72 300 CFM/ton 75/62 400 CFM/ton 80/62... -
Page 81: Zvt12 Charging Table - System 1
5567613-TIM-B-1218 Table 42: ZVT12 charging table - system 1 Air flow Suction Suction Discharge Entering evap Leaving evap Outdoor DB Liquid temp. Delta T Db Indoor Db/Wb pressure temp. pressure 300 CFM/ton 80/62 300 CFM/ton 80/67 300 CFM/ton 80/72 300 CFM/ton 75/62 400 CFM/ton 80/62... -
Page 82: Start-Up Sheet
5567613-TIM-B-1218 Start-up sheet Johnson Controls Ducted Systems... - Page 83 5567613-TIM-B-1218 Johnson Controls Ducted Systems...
- Page 84 5567613-TIM-B-1218 Johnson Controls Ducted Systems...
- Page 85 5567613-TIM-B-1218 Johnson Controls Ducted Systems...
- Page 86 5567613-TIM-B-1218 Johnson Controls Ducted Systems...
- Page 87 Subject to change without notice. Printed in U.S.A. 5567613-TIM-B-1218 Copyright © 2018 by Johnson Controls, Inc. All rights reserved. Supersedes: 5567613-TIM-A-1018 York International Corporation 5005 York Drive Norman, OK 73069...
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