S1-7990-319P Coleman Integrated Control Board 

In Stock

The S1‑7990‑319P Coleman OEM Integrated Control Board is the primary furnace control module used in select Coleman/Evcon/DGAT and DGAM series gas furnaces. It combines ignition control, blower sequencing, safety monitoring, and system protection into a single integrated PCB. This is the board technicians replace when the furnace has ignition failures, blower timing issues, or lockout conditions.

🧩 Key Functions

• Controls ignition sequence and flame sensing

• Manages blower on/off timing

• Monitors limit switches and rollout safety circuits

• Provides diagnostic LED fault codes

• Direct OEM replacement for factory‑installed board

• Rigid PCB with standard Coleman mounting pattern

🛠 Typical Furnace Families

Based on the collections assigned on your Shopify page, this board is used across these Coleman mobile‑home furnace families:

• DGAM056BDD

• DGAM075BDD

• DGAT056BDD

• DGAT070BDD

• DGAT090BDD

• DLAS056BDD

• DLAS075BDD

Sometimes referred to as a circuit board or ignition control. For a spare or replacement fuse, order a

ATC-3 BUSSMANN 3 AMP FUSE

Replaces 7956-319, 7956-319P, 7990-318, 7990-318/A, 7990-318P, 7990-318P/A & 7990-319. 7990-319P, ICM2801.

Diagnostic Flash Codes
Steady light on - normal operation.
One flash - ignition failure.
Two flashes - combustion air switch stuck closed.
Three flashes - combustion air switch failed to close.
Four flashes - limit switch open.
Five flashes - gas valve energized with no call for heat.
Rapid flashing - reversed polarity.
Note: Color of light is green.

The 2-minute video below illustrates how this board controls the operation of your furnace: