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White Rodgers 50A55-743 User Manual

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GOODMAN
INTEGRATED HSI MODULE
DIRECT
REPLACEMENT
50A55-743
50A55-743 GOODMAN SILICON CARBIDE SINGLE
STAGE INTEGRATED HSI FURNACE CONTROL
ControlsGasValve,Ignitor,Blower,Inducer,Humidier
(Both 120V & 24V Input), and Air Cleaner. Replaces OEM
Goodman and White-Rodgers Models
FEATURES
•Includesashcodediagnostics.
•Twinningconnection.
•Fusedtoprotectlowvoltagesystemtransformer
SPECIFICATIONS
Operating Temperature................... -40 to 176°F
Humidity Range ........................ 5% to 93% RH (non-condensing)
Mounting.............................. Snap in standoffs
Electrical Ratings @ 77°F (25°C)
Input Voltage........................... 25 VAC 50 / 60 Hz
Maximum Input Current @ 30 VAC ......... 0.45 amp
Relay Load Ratings
Valve Relay............................ 1.5 amp @ 25 VAC 50 / 60 Hz 0.6 pf
Ignitor Relay ........................... 6.0 amp @ 120 VAC 50 / 60 Hz
Inducer Relay .......................... 2.2 FLA-3.5 LRA @ 120 VAC
Circulator Relay ........................ 14.5 FLA-25.0 LRA @ 120 VAC
Flame Current Requirements
Minimumcurrenttoinsureamedetection.... 1 uA DC
Maximum current for non-detection ......... 0.10 uA DC
Maximumallowableleakageresistance...... 100 M ohms
Timing Spec (@ 60 Hz) maximum
Flame establishing time .................. 0.8 sec
Flame failure response time ............... 2.0 seconds
NOTE:At50Hz,alltimingspecicationsshouldbeincreasedby20%.
Model
Number
Pre-Purge
Time
Heat
Delay On
Heat Delay
Off Sec.
Cool Delay
On Sec.
Cool Delay
Off Sec.
Post
Purge
50A55-743 15 seconds 30 90 / 120 / 150 /180 5 45 15 sec
50A55-743 Replaces:
0130F00005 PCBBF110
0130F00005S PCBBF110S
50A55-289 PCBBF112
50T55-289 PCBBF112S
B1809926 PCBBF123
B1809926S PCBBF123S
CROSS REFERENCE
NOTE: Can also use Universal Kit 50M56U-843
www.white-rodgers.com
48
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Summary of Contents

Page 1 - REPLACEMENT

GOODMAN INTEGRATED HSI MODULEDIRECT REPLACEMENT50A55-74350A55-743 GOODMAN SILICON CARBIDE SINGLE STAGE INTEGRATED HSI FURNACE CONTROLControlsGasValv

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