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SECTION 12: TROUBLESHOOTING
61 of 71
RED, 8 flashes: Lockout- Pressure switch
failed to operate or modulation
current was incorrect.
Condition could be caused by:
• Pressure Sensor
• Pressure Switch
(faulty or hoses reversed)
• Gas Valve Modulation Coil
• Wire Harness (6 wire)
RED, 9 flashes: Lockout- Air Supply.
Condition could be caused by:
• Blower
• Pneumatic Conections to
Pressure Sensor
• Blockage in flu e or inlet