What was found
PILOT COMPLAINED OF NO CABIN HEAT. INSPECTION FOUND HEATER MIXING VALVE ON FIREWALL WITH BROKEN FLANGE, ALLOWING FLEX DUCT FROM HEAT MUFF TO COMPLETELY DISCONNECT FROM THE MIXING VALVE. FLANGE SHOWED VERY LITTLE WELD PENETRATION.
- Difficulty date
- January 16, 2014
- Submitted
- January 16, 2014
- Operation
- General aviation
- Aircraft
- N11KG
- Make and model
- Raythn G36
- Aircraft serial
- E3981
- Aircraft time
- 60 hours
- System (JASC)
- 2140 · Heating System
- Part
- Mixing Valve
- Part number
- 3555011585
- Condition
- Failed
- Location
- Heater
- Part time
- 60 hours
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.