Johnson Controls Unitary Products ZJ049 Manuals

Manuals and User Guides for Johnson Controls Unitary Products ZJ049. We have 1 Johnson Controls Unitary Products ZJ049 manual available for free PDF download: Installation Manual

Johnson Controls Unitary Products ZJ049 Installation Manual (62 pages)

R-410A 3-5 Ton 60 Hertz

Brand: Johnson Controls Unitary Products | Category: Air Conditioner | Size: 2 MB

Table of Contents
1
General
2
What to Do if You Smell Gas
2
Condenser Covering
5
Compressor Section
5
Installation
5
Fire or Explosion Hazard
5
Preceding Installation
5
Unit Shipping Bracket
5
Limitations
6
Predator ® Component Location (ZJ037 Shown)
6
Location
7
Rigging and Handling
7
ZJ037-061 Unit Limitations
7
Weights and Dimensions
8
ZJ037-061 Unit Accessory Weights
8
Unit 4 Point Load Weight
8
Unit 6 Point Load Weight
8
Center of Gravity
8
ZJ037 - 049 Physical Dimensions
9
ZJ061 Physical Dimensions
10
ZJ037-061 Unit Physical Dimensions
11
ZJ037-061 Unit Clearances
11
Top View
12
ZJ037-061 Unit Bottom Duct Openings
12
Side Duct Dimensions
13
ZJ037-061 Unit Electrical Entry
13
ZJ037-061 Unit Side Duct Openings
13
Condenser Section
14
ZJ037-061 Unit Left Duct Opening
14
ZJ037-061 Roof Curb
14
Ductwork
15
ZJ037-061 Transition Roof Curb
15
Side Panels with Hole Plugs
15
Condensate Drain
16
Compressors
16
Return Downflow Plenum with Panel
16
Discharge Panel in Place
16
Filters
17
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
Fire or Explosion Hazard
29
Gas Heat Minimum Supply Air
29
Options/Accessories
30
Economizer Interface Overview
31
Economizer LCD and Keypad Layout
31
Single Enthalpy and Dual Enthalpy High Limit Curves
32
Single Enthalpy Curve and Boundaries
32
Supply Air Limitations
33
Altitude/Temperature Correction Factors
34
Belt Adjustment
34
Altitude/Temperature Correction Factors
35
Airflow Performance
36
Airflow Performance - Side Duct Application
37
Airflow Performance - Bottom Duct Application
38
Air Balance
39
Checking Air Quantity
39
RPM Selection
39
Indoor Blower Specifications
39
Power Exhaust Specifications
39
Dry Coil Delta P
40
Motor Sheave Datum Diameters
41
Additional Static Resistance
42
Operation
43
Cooling Sequence of Operation
43
No Outdoor Air Options
43
Cooling Operation Errors
43
Electric Heating Sequence of Operations
45
Electric Heat Operation Errors
45
Electric Heat Limit Setting
45
Gas Heating Sequence of Operations
46
Ignition Control Board
46
Gas Heating Operation Errors
46
Electric Heat Anticipator Setpoints
46
Start-Up (Cooling)
48
Start-Up (Gas Heat)
48
Gas Heat Anticipator Setpoints
48
Checking Gas Heat Input
49
Gas Rate Cubic Feet Per Hour
50
Gas Heat Stages
50
Charging the Unit
51
Typical Flame
51
Typical Two Stage Gas Valve
51
Typical Single Stage Gas Valve
51
Troubleshooting
52
Fan on and off Delays
55
Unit Control Board
55
Unit Control Board Flash Codes
56
Ignition Control Flash Codes
56
Start-Up & Service Data Instruction
57
Start-Up Sheet
57
Safety Warnings
58
Electrical Data
60
Final Inspection
62

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Johnson Controls Unitary Products ZJ049 Installation Manual (62 pages)

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