What HP motor do I need for my ICP unit?

The correct replacement for ICP model WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your ICP equipment which lists the model number WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today.

My AC fan is not spinning. What part do I need?

A fan that does not spin, spins slowly, or makes grinding or squealing noises needs a new motor. Grinding means the bearings have failed. Squealing means the bearings are dry. No spin with a humming sound means the capacitor may be the issue. Check the motor capacitor before replacing the entire motor.

ICP

ICP Blower Motor for WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today

Name: ICP Blower Motor for WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today
Brand: ICP
SKU: 1185856-GEN
Price: 165.00 USD
Availability: InStock

SKU: 1185856-GEN Brand: ICP

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Overview

This OEM 1/3 HP, 3-speed blower motor (part #1185856) drives the indoor blower wheel that circulates conditioned air through your ICP/Tempstar/Heil WFMR045A036B3 system. The three speed taps let the motor deliver the correct airflow for heating, cooling, and continuous-fan modes. A failing blower motor causes weak or no airflow at the registers, overheating and limit-switch trips during heating, frozen coils during cooling, loud bearing noise, or a motor that hums but will not start.

Specifications

Spec	Value
Part Number	1185856
Type	Direct-Drive Blower Motor
Brand	ICP / Tempstar / Heil
Horsepower	1/3 HP
Speeds	3-Speed

Compatibility

Direct OEM fit for the ICP/Tempstar/Heil WFMR045A036B3 furnace/air handler. Confirm shaft diameter and rotation match your existing blower wheel before installing.

Installation Guide

Safety First — Disconnect power at the breaker and verify zero voltage with a multimeter.
Access — Remove the blower compartment panel and slide out the blower assembly.
Document — Photograph all motor speed-tap wiring and the wheel position on the shaft.
Remove — Loosen the blower wheel set screw, pull the wheel, then unbolt the old motor from the mounting bracket.
Install — Transfer the wheel and bracket to the new motor, set the wheel position per your photo, and reconnect the speed taps and capacitor leads.
Test — Restore power and verify the blower starts and ramps to correct airflow on each speed.

Signs You Need a Replacement

Weak airflow or no airflow at the supply registers
Motor hums but will not start, or starts only with a spin
Loud grinding, squealing, or rumbling bearing noise
Furnace overheats and trips the limit switch, or the AC coil freezes

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

ICP Blower Motor for WFMR045A036...

$165.00

Frequently Asked Questions

Does this Fan Motor fit my ICP WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today?

Yes. This is the factory-specified OEM fan motor for the ICP WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the fan motor on my ICP WFMR045A036B3 — 1/3 HP 3-Speed | Ships Today?

Difficulty: Medium-Hard (1–2 hrs)
Step 1: Turn off breaker. Step 2: Note motor specs: HP, RPM, voltage, rotation direction. Step 3: Remove old motor from mounting. Step 4: Transfer fan blade to new motor. Step 5: Mount new motor, reconnect wiring. Step 6: Restore power, verify rotation direction.

My AC fan isn’t spinning. What part do I need?

Fan not spinning, spinning slowly, or making grinding/squealing noises = motor failure. Grinding = bearings failed. Squealing = bearings dry. No spin + hum = check the motor capacitor first before replacing the entire motor.

Is this fan motor compatible with Bryant or Payne too?

Many ICP parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my ICP fan motor?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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