Copeland White-Rodgers 50M58-956 Installation Instructions Manual

FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE
INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL
INJURY AND/OR PROPERTY DAMAGE.
• 50M58-956 Integrated Furnace Control
50M58-956 is an aftermarket direct replacement control
kit for York two stage furnace products with ECMx blower
motors.
ELECTRICAL RATINGS:
Input Low Voltage: 25 VAC, 60 Hz
Input Line Voltage:
120 VAC, 60 Hz, 1φ
Max Input Current: 0.8 A @ 24 VAC
Relay Contact Ratings:
1 st Stage Gas Valve: 1.5 A @ 24 VAC
Stage Gas Valve: 0.5 A @ 24 VAC
2
nd
Ignitor Relay: 2.0 A @ 132 VAC
Inducer Relay: 2.2 FLA – 3.5 FLA @ 120 VAC
Circulator Relay: 12 mA RMS @ 24 VAC
Humidifier Load: 1.0 A @ 120 VAC
Electronic Air Cleaner: 1.0 A @ 120 VAC
Flame Current Requirements:
Minimum current to ensure flame detection: 0.3 μA
DC*
Maximum current for non-detection: 0.1 μA DC
Maximum allowable leakage resistance: 100 M ohms
* Measured with a DC ammeter
Flame Establishing Time: 0.8 seconds maximum
Flame Failure Response Time: 2.0 seconds
maximum
OPERATING TEMPERATURE RANGE:
-40° to 176°F (-40° to 80°C)
HUMIDITY RANGE:
5 to 93% relative humidity (non-condensing)
AGENCY APPROVALS: UL USA / Canada
GASES APPROVED:
Natural, Manufactured, Mixed, Liquid Petroleum,
and LP Gas Air Mixtures.
York, ECMx, 2-Stage, IFC
120V Hot Surface Ignition Control Kit
INSTALLATION INSTRUCTIONS
• Installation Instructions
Simple push-button fault recall and tri-color LED displays
status and fault codes for easy troubleshooting.
Failure to comply with the following warnings could
result in personal injury or property damage.
FIRE HAZARD
• Do not exceed the specified voltage.
• Protect the control from direct contact with water
(dripping, spraying, rain, etc.)
• If the control has been in direct contact with water,
replace the control.
• Label all wired before disconnection when servicing
controls. Wiring error can cause improper and
dangerous operation.
• Route and secure wiring away from flame.
SHOCK HAZARD
• Disconnect electric power before servicing.
• Ensure proper earth grounding of appliance.
• Ensure proper connection of line neutral and line
hot wires.
EXPLOSION HAZARD
• Shut off main gas to appliance until installation is
complete.
IMPORTANT NOTE: ELECTROSTATIC DISCHARGE
(ESD) PRECAUTIONS
Before removing the new control board from the static wrap,
it is very important to discharge any static electricity. This
can be accomplished in two methods. Servicer can wear
a ground strap or by touching the metal chassis before
replacing the board.
white-rodgers.com
50M58-956
PARTS INCLUDED
DESCRIPTION
SPECIFICATIONS
WARNING
!
PART NO. 37-7895001
2337