Due to an error in the Cooltech AC system Data Panel condenser fan controller firmware regarding freon...
Horton Ambulance technical service bulletin HTB2018-01.18 for 2013-2017 Horton Ambulance 453, 2013-2017 Horton Ambulance 457 and 2013-2016 Horton Ambulance 503 and others.
- Bulletin number
- HTB2018-01.18
- Component
- Equipment: appliance: air conditioner
- Summary
- Due to an error in the Cooltech AC system Data Panel condenser fan controller firmware regarding freon sensor fault points, there is a possibility that below freezing temperatures could cause false AC system fault warning messages. Recommending vehicles fitted with Data Panel fan controllers built prior to 01/15/2018 and having firmware revision 010E or earlier, update Data Panel controller firmware revision to Rev F (015). There is no safety concern related to this bulletin, Ac system will continue normal operation if fault is displayed. All Models fitted with Data Panel CoolTech AC system condenser fan controller.
Vehicles covered
- Horton Ambulance 453 2013-2017 20132014201520162017
- Horton Ambulance 457 2013-2017 20132014201520162017
- Horton Ambulance 503 2013-2016 2013201420152016
- Horton Ambulance 553 2013-2016 2013201420152016
- Horton Ambulance 603 2013-2017 20132014201520162017
- Horton Ambulance 623 2013-2017 20132014201520162017
- Horton Ambulance Change Over 2013-2016 2013201420152016
- Horton Ambulance 403 2014 2014
- Horton Ambulance Cco 2017 2017
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