Johnson Controls 20 J ZJ Series Manuals

Manuals and User Guides for Johnson Controls 20 J ZJ Series. We have 2 Johnson Controls 20 J ZJ Series manuals available for free PDF download: Installation Manual

Johnson Controls 20 J ZJ Series Installation Manual (55 pages)

15 - 25 Ton 60 Hertz

Brand: Johnson Controls | Category: Air Conditioner | Size: 2.33 MB

Table of Contents
1
General
2
Installation
5
ZU-A3 Thru -A5 Unit Bottom Duct Openings
12
- Side Duct Dimensions
  13
ZU-A3 Thru -A5 Unit Electrical Entry
13
ZU-A3 Thru -A5 Unit Side Duct Openings
13
ZU-A3 Thru -A5 Unit Left Duct Opening
14
ZU-A3 Thru -A5 Roof Curb
14
- Ductwork
  15
ZU-A3 Thru -A5 Transition Roof Curb
15
Side Panels with Hole Plugs
15
- Condensate Drain
  16
- Compressors
  16
- Filters
  16
- Return Downflow Plenum with Panel
  16
- Discharge Panel in Place
  16
- Power and Control Wiring
  17
- Field Wiring Disconnect
  18
- Control Wire Sizes
  19
  - Typical Control Wiring
    19
- Electrical Data
  20
- Physical Data
  24
  - Optional Electric Heat
    27
Electric Heat Minimum Supply Air
27
- Optional Gas Heat
  28
Gas Pipe Sizing - Capacity of Pipe
28
- Side Entry Gas Piping
  28
- Bottom Entry Gas Piping
  28
Gas Heat Minimum Supply Air
29
Supply Air Limitations
33
- Belt Adjustment
  33
Altitude/Temperature Correction Factors
34
- Airflow Performance
  35
- Airflow Performance - Side Duct Application
  36
- Airflow Performance - Bottom Duct Application
  37
- Air Balance
  38
- Checking Air Quantity
  38
  - RPM Selection
    38
  - Indoor Blower Specifications
    38
  - Power Exhaust Specifications
    38
  - Dry Coil Delta P
    39
  - Motor Sheave Datum Diameters
    40
  - Additional Static Resistance
    41
Operation
42
Start-Up (Cooling)
47
Start-Up (Gas Heat)
47
- Gas Heat Anticipator Setpoints
  47
Checking Gas Heat Input
48
- Gas Rate Cubic Feet Per Hour
  49
- Gas Heat Stages
  49
Charging the Unit
50
- Typical Flame
  50
- Typical Two Stage Gas Valve
  50
- Typical Single Stage Gas Valve
  50
Troubleshooting
51
- Fan on and off Delays
  54

Johnson Controls 20 J ZJ Series Installation Manual (63 pages)

15 - 25 Ton 60 Hertz

Brand: Johnson Controls | Category: Air Conditioner | Size: 2.82 MB

Table of Contents
1
General
2
Installation
5
- Limitations
  5
- Location
  7
- Rigging and Handling
  7
- J15 Thru 25 ZJ Unit Limitations
  7
- Center of Gravity
  8
- Weights and Dimensions
  8
- J15 Thru 25 ZJ Unit Accessory Weights
  9
- J15 Thru 25 ZJ Unit Dimensions Front View
  9
- J15 Thru 25 ZJ Unit Dimensions Rear View
  10
- J15 Thru 25 ZJ Unit Clearances
  11
- J15 Thru 25 ZJ Unit Dimensions Rain Hood
  11
  - Ductwork
    12
  - Condensate Drain
    13
  - Compressors
    13
  - Filters
    13
- Fixed Outdoor Air Damper
  13
  - Power and Control Wiring
    14
Field Wiring Disconnect - Cooling Unit with
14
- Control Wire Sizes
  15
- Electrical Data
  16
- J15 Thru 25 ZJ Physical Data
  25
Vent and Combustion Air Hood
29
Altitude/Temperature Correction Factors
35
Operation
45
Start-Up (Cooling)
52
Start-Up (Gas Heat)
52
Checking Gas Heat Input
53
- Typical Flame
  54
- Proper Pilot Flame Adjustment
  54
Charging the Unit
55
Troubleshooting
56
- Unit Control Board Flash Codes
  61
- Unit Control Board
  62
- Jim-F
  62
Unit Control Board Option Setup
63
- Option Byte Setup
  63
- Heat Delay Setup
  63
- Optional VAV Control Board Flash Codes
  63
  - Heat Delay
    63
  - VAV Control Board Flash Codes
    63

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Johnson Controls 20 J ZJ Series Manuals

Johnson Controls 20 J ZJ Series Installation Manual (55 pages)

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Johnson Controls 20 J ZJ Series Installation Manual (63 pages)

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