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The ICM Controls ICM253 Fan Delay Timer provides an adjustable off delay ranging from 12 to 390 seconds. It is designed to keep the fan running momentarily after the system shuts down to ensure proper cooling of components.
- Adjustable off delay from 12 to 390 seconds
- Operates in 18-30 VAC systems
- Compact and rugged design
Product Highlights
The ICM253 is a reliable fan delay timer from ICM Controls. It is suitable for HVAC systems, providing additional post-purge protection and precise time control with a user-friendly rotary dial.
Product Information
Standard Information
- Brand: ICM Controls
- MPN: ICM253
- Category: HVAC Controls
Product Information
Standard Information
- Brand: ICM Controls
- MPN: ICM253
- Category: HVAC Controls
Installation & Operation Notes:
- Disconnect power at all sources and verify that all circuits are de-energized before starting work
- Mount the contactor securely in the control compartment or electrical panel as directed by the equipment manufacturer
- Move line, load, and control wires from the existing contactor to the new contactor, matching wiring diagrams and terminal markings
- After energizing the system, verify that the contactor pulls in and opens cleanly, with proper operation during system start and stop cycles
- Confirm that all terminations are tight and that wiring is supported to prevent strain at the terminals
Maintenance & Troubleshooting:
- Inspect the contactor during routine HVAC maintenance for pitted or burned contacts, coil discoloration, or mechanical binding
- Replace the contactor if the coil fails to energize, if the contacts do not close fully, or if there is evidence of overheating or excessive humming
- If repeated contactor issues occur, verify that load current and control voltage are within specification and that short cycling is not overstressing the contactor
Certifications & Compliance:
- Meets ARI 780/790 Standard
User Reviews & Q&A Summary:
- Common theme is "correct part" for the intended replacement, with users reporting it worked as expected after installation
- Review feedback frequently mentions straightforward installation for a direct replacement
- Value and fulfillment are recurring positives (good deal/price and fast shipping)
Product Highlights
18/30 VACÂ Â Â 
1.5 Amps    
2" x 2"Specs
| Product Type: | Delay on Break |
|---|---|
| Time Delay: | 3-10 Min Adjustable |
| Voltage: | 18/30 VAC |
| Amperage: | 1.5 |
| Amp Inrush: | 15 |
| Frequency: | 50-60 Hz |
| Holding Current: | 40 mA (minimum) |
| Size: | 2" x 2" |
| Replaces: | TD74 EAC-426-ADJ |
| OEM: | A-1 Supco |
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