126 Bailey Road • North Haven, CT 06473 • (203) 776-0473 • FAX (203) 764-1711 • www.hydrolevel.com
OFC-5000
Oil Furnace
Fan Speed Control and
Temperature Limit
Selectable Motor Control
Options for:
• PSC motors
• ECM motors
(Thermostat control or PWM control)
Installation and Operating Manual
OFC-5000 Kit Includes:
• Controller Board
• Mounting Bracket
• 4 Long Screws
• 2 Short Screws
• Installation and Operating Instructions
Read these instructions completely before proceeding with
the installation. Retain instructions for future reference.
WARNING
Electrical shock hazard. To prevent electrical shock, death or
equipment damage, disconnect power supply before installing or
servicing control. Only qualified personnel may install or service this control in accordance with local
codes and ordinances. Read instructions completely before proceeding.
CAUTION
To prevent serious
burns, furnace
should be thoroughly cooled before installing or
servicing control.
WARNING
Frozen pipes/water damage. Central heating systems are prone to shut down as a result of power or fuel outages,
safety related fault conditions or equipment failure. Installation of freeze protection monitoring or other precautions is recom-
mended for unattended dwellings in climates subject to sustain below-freezing temperatures.
SW1: ECM Mode &
PSC Mode Settings
Line Voltage Terminals
Unused Wire Parking
Terminals
Burner Wire
Harness Plug
Transformer Terminals
PWM Control Terminals
ECM Motor
Harness Plug
ECM Thermostat
Control
Blower Motor and
Timer Switches
SW2: Operational
Mode Selection
Thermostat
Wiring Terminals
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