#112 on an Ochsner OTS touch controller alarm platform: Refrigerant detected - troubleshooting: Contact service partner
Short answer
On an Ochsner heat pump, #112 means: Refrigerant detected - troubleshooting: Contact service partner. The heat pump stops until the fault clears or is reset. An engineer is needed to fix the cause.
Reviewed 23 September 2026 · 1 source
What it means
The manual says: Refrigerant detected - troubleshooting: Contact service partner.
Part involved: Refrigerant detected.
Is it safe?
Switch the heat pump off at its isolator and call an engineer.
| Does the heat pump stop? | Yes |
|---|---|
| Severity | Safety lockout |
| Engineer needed? | Yes |
The heat pump stops until the fault clears or is reset.
Manual reset: Faults are acknowledged via the controller Alarms menu (manual section 22.2).
What you can check
- Do not operate switches near the unit if a gas smell is noticed; ventilate the room and call OCHSNER service.
What the engineer will check
- Leak-check refrigerant circuit; follow manufacturer refrigerant-leak procedure.
Who to ask for: heat pump / OCHSNER service partner.
Certification: F-gas certification.
What you might notice
Sources
- OCHSNER AIR HAWK 208 Operating manual (valid from app V03.03.xxx), incl. OTS fault messages ↗ · EN13 (BA_982010) · page 48 · Reviewed 23 September 2026
A code explains what the controller detected, not a confirmed root cause.
Reviewed: 23 September 2026