Heat pumps · Error codes · Ochsner
#76Ochsner · OTS touch controller alarm platform (error-code grouping)
#76 on an Ochsner OTS touch controller alarm platform: Economiser temperature - troubleshooting: Contact service partner
Short answer
On an Ochsner heat pump, #76 means: Economiser temperature - troubleshooting: Contact service partner. The manual does not say whether the heat pump stops. An engineer is needed to fix the cause.
Reviewed 23 September 2026 · 1 source
What it means
The manual says: Economiser temperature - troubleshooting: Contact service partner.
Part involved: Economiser temperature.
Is it safe?
| Does the heat pump stop? | Not stated |
|---|---|
| Engineer needed? | Yes |
The manual does not say whether the heat pump stops.
Manual reset: Faults are acknowledged via the controller Alarms menu (manual section 22.2).
What you can check
- Note the alarm number and text shown under Menu > Alarms and contact your system installer or OCHSNER customer service.
What the engineer will check
- Diagnose per OCHSNER service documentation (manual assigns this fault to the OCHSNER service partner).
Who to ask for: heat pump / OCHSNER service partner.
Certification: F-gas certification for refrigerant circuit work.
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