Bryant F Manuel d'utilisateur télécharger pdf (Page 51)

C09023

Fig. 62 -- EconoMi$er IV Wiring

PINK

VIOLET

BLACK

BLUE

YELLOW

NOTE 1

NOTE 3

RUN

500 OHM

RESISTOR

50HJ540573

ACTUATOR

ASSEMBLY

RED

WHITE

ECONOMISER2 PLUG

DIRECT DRIVE

ACTUATOR

4-20mA SIGNAL

OAT SENSOR

24 VAC

TRANSFORMER

GROUND

NOTES:

1. Switch on actuator must be in run position for economizer to operate.

50HJ540573 actuator consists of the 50HJ540567 actuator and a harness with 500-ohm resistor.

Fig. 63 -- EconoMi$er2 with 4 to 20 mA Control Wiring

C09223

580J

1 2 ... 46 47 48 49 50 51 52 53 54 55 56 ... 84 85

NOMINAL 7.5 to 12.5 TONS 1
UNIT ARRANGEMENT AND ACCESS 2
Routine Maintenance 3
Seasonal Maintenance 3
SUPPLY FAN (BLOWER) SECTION 4
Condenser Coil 6
Evaporator Coil 6
PURONR (R--410A) REFRIGERANT 8
(Part No. EC39EZ067) 9
COOLING CHARGING CHARTS 10
12.5 TON CIRCUIT 1 12
12.5 TON CIRCUIT 2 13
0.14 in +0.0/-0.03 15
CONVENIENCE OUTLETS 16
SMOKE DETECTORS 17
Smoke Detector Locations 18
Sampling Tube 19
Return Air 19
Sensor and Controller Tests 20
FLASHES DESCRIPTION 21
2 25--- 50% dirty 21
3 51--- 75% dirty 21
4 76--- 99% dirty 21
Detector Cleaning 22
Test/reset 23
PROTECTIVE DEVICES 24
Control Circuit, 24--V 25
Fuel Types and Pressures 25
Flue Gas Passageways 26
Combustion--Air Blower 26
Burners and Igniters 27
INTEGRATED GAS UNIT 28
CONTROLLER (IGC) 28
HOLE IN END PANEL (HIDDEN) 28
125,000/90,000 BTUH INPUT 29
180,000/120,000 BTUH INPUT 29
240,000/180,000 BTUH INPUT 29
250,000/200,000 BTUH INPUT 29
Orifice Replacement 30
Red LED-Status 31
Table 11 – Orifice Sizes 32
CONDENSER COIL SERVICE 35
RTU--MP CONTROL SYSTEM 35
EconoMi$er 2 39
Economizer Controls 40
Connecting Discrete Inputs 42
Power Exhaust (output) 43
RTU-- MP Troubleshooting 44
Table 17 – LEDs 45
BACnet MS/TP 47
ECONOMI$ER SYSTEMS 50
EconoMi$er IV 52
HIGH LIMIT 54
RANGE CONFIGURATION (ppm) 55
WIRING DIAGRAMS 59
PRE--START-- UP 62
START--UP, GENERAL 62
START--UP, RTU--MP CONTROL 64
the current 66
OPERATING SEQUENCES 67
Heating With EconoMi$er IV 68
Demand Controlled Ventilation 68
Supplemental Controls 68
RTU--MP Sequence of Operation 68
if unoccupied 70
The indoor fan will be 70
FASTENER TORQUE VALUES 71
Model Number Nomenclature 72
Serial Number Format 72
APPENDIX II. PHYSICAL DATA 73
APPENDIX III. FAN PERFORMANCE 75
FAN PERFORMANCE (cont.) 76
Pulley Adjustment 79
ELECTRICAL INFORMATION 80
Wiring Diagrams 82
Catalog No.SM580J---02 83
UNIT START-UP CHECKLIST 85

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Bryant F Manuel d'utilisateur Page 51

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