At Multistack, we are committed to delivering industry-leading support for your HVAC systems. Whether you’re troubleshooting an issue or have a technical question, we’re here to help. Follow the steps below to ensure prompt and effective assistance.
Step 1: Contact Your Multistack Representative
For the fastest support, please reach out to your dedicated Multistack representative. They are your first point of contact and can provide personalized service tailored to your project and equipment.
Not sure who your representative is?
Use our Rep Locator to find the appropriate contact for your region.
Step 2: Submit a Service Request Ticket
If your representative is unavailable, or if additional technical assistance is required, please submit a Service Request Ticket. Our technical support team will respond in the order requests are received.
Service Availability & Response Times
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Hours of Operation: Monday–Friday, 8:00 AM to 5:00 PM CST
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Typical Response Time: 2–4 business days
Please note that response times may vary depending on demand and the complexity of your request.
For the Fastest Resolution
When submitting your Service Request Ticket, be sure to:
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Complete the CAPTCHA
This helps us verify that the request is from a real person and reduces spam. - Provide Complete and Accurate Details
The more information you provide, the faster we can assist you.
Please include:
- Job name and number
- Chiller model and serial number
- Contact information for a trained HVAC technician who can work directly with our service team
- Detailed description of the issue, including:
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Any error messages
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Steps to reproduce the issue
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Recent maintenance or system changes
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Incomplete or inaccurate information may delay the resolution of your request.
Confirmation and Tracking
Once your ticket is submitted, you’ll receive a confirmation email with a unique service request number.
Please retain this number—it will be used to track your request and streamline all future communications with our support team.
