ICP X-13 ECM Blower Motor Control for WAHM364A1 - 1/2 HP | Ships Today
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Overview
This OEM ECM X-13 motor control module (part #1185283) is the 1/2 HP variable-speed blower controller for your ICP WAHM364A1 fan coil air handler. The constant-torque X-13 ECM maintains programmed airflow as duct static pressure changes, running quieter and more efficiently than a legacy PSC motor. The module mounts to the motor end bell and translates the 24V tap signals from the control board into precise motor drive. When it fails, the blower may lock to a single speed, hum without spinning, cycle randomly, or stop entirely while the system still calls for air. Excess heat, voltage spikes, and moisture are the most common causes of failure.
Specifications
| Spec | Value |
|---|---|
| Part Number | 1185283 |
| Type | ECM X-13 Motor Control Module |
| Brand | ICP / Tempstar / Heil |
| Horsepower | 1/2 HP |
| Motor Type | Constant-Torque ECM (X-13) |
| Application | Furnace / Air Handler Blower |
| Fit | OEM Direct Replacement |
Compatibility
Direct OEM fit for the ICP WAHM364A1 fan coil air handler and shared-platform Tempstar, Heil, and Comfortmaker WAHM-series units using the 1/2 HP X-13 ECM blower. Confirm your existing module is a 1/2 HP X-13 control with matching tap configuration before installing.
Installation Guide
- Safety First - Disconnect power at the breaker and verify zero voltage with a multimeter at the motor leads.
- Access - Remove the air handler blower compartment panel.
- Document - Photograph the line-voltage plug, ground, and 24V tap/control connections before disconnecting.
- Remove - Unplug the harnesses and remove the failed control module from the motor end bell, pulling the blower assembly if access requires it.
- Install - Seat the new X-13 module and reconnect line voltage, ground, and 24V tap leads exactly per your photo.
- Test - Restore power and verify the blower ramps to the correct programmed speed on a call for fan, cooling, and heating.
Signs You Need a Replacement
- Blower hums or buzzes but will not spin up
- Motor runs at one fixed speed and ignores tap changes
- Intermittent blower operation or random shutdowns
- No airflow despite a confirmed blower call from the control board
Shipping & Returns
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.
Shipping Information
- Orders placed before 3PM CST ship same business day
- Standard delivery: 2-5 business days
- Express shipping available at checkout
- Free shipping on orders over $75
- Tracking number emailed upon shipment
Return Policy
- 30-day returns on unused parts in original packaging
- Electrical parts (capacitors, contactors, control boards) are final sale once installed
- Email info@nationalhvacparts.com to initiate a return
- Refunds processed within 5-7 business days