What it covers
The components and parts that provide cooling liquid to the engine. Includes the plumbing leading to and from the engine. Typical parts are radiator, hoses, pump, drive belt, pulleys, bearings, seals, overflow line, overflow tank, pressure cap, thermostat.
Service difficulty reports · 10
Reports filed under 8570, newest first.
| 2002 | 2 |
|---|---|
| 2003 | 1 |
| 2009 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2014 | 1 |
| 2015 | 2 |
| 2017 | 1 |
SDR 2017FA0000221Seal · failedRADIATOR CAP RESERVOIR SEAL EXTRUDED FROM UNDER THE CAP, ALLOWING HOT COOLANT TO DISCHARGE ON THE FIRE WARNING PROBE SYSTEM. THE FIRE WARNING SYSTEM WORKED NORMAL AS IT DETECTED A HOT TEMPERATURE.SDR 2015FA0000391Hose · backed outENGINE OVERHEATED APPARENTLY DUE TO LACK OF COOLANT. HEADS ON ENGINE ARE WATER COOLED. ORIGINAL COOLANT OVERFLOW BOTTLE MOUNTED ON FIREWALL HAS HOSE FROM COOLANT EXPANSION TANK ENTERING TOP OF OVERFLOW BOTTLE. HOSE WAS NOT SUBMERGED INTO COOLANT, THEREFORE,SDR CA150609008Bracket · broken(CAN) ODD NOISE WAS HEARD ON LANDING BRIEFLY. IT WAS SENT TO MX & DISCOVERED THE LT ENG RADIATOR COOLER ATTACHMENT BRACKET WAS BROKEN.SDR CA140617004Impeller · damaged(CAN) AFTER OVERHAUL THE ENGINE WAS RETURNED TO SERVICE. AFTER A 35 MINI TEST INTO TEST FLIGHT THE CYLINDER HEAD TEMPERATURE OVERHEATED, 340F. THE ENGINE WAS SHUT DOWN & THE AIRCRAFT, TWIN ENGINE, RETURNED TO BASE. INITIAL TROUBLESHOOTING REVEALED THE WATERSDR 2012FA0000491Flex Hose · chafedLOWER ENGINE COOLANT HOSE AND EXHAUST SCAT HOSE ARE IN CONSTANT CONTACT DUE TO INSTALLATION DESIGN. CHAFING CAUSED WIRE FROM SCAT HOSE TO PUNCTURE LOWER COOLANT HOSE. SUBSEQUENT LOSS OF ALL COOLANT CAUSED ENGINE OVERHEATING. WHILE PILOT WAS DETERMINING CAUSESDR CA110107005Pipe · wornDURING ROUTINE INSPECTION, IT WAS NOTICED THAT THE SPRINGS, WHICH HOLD THE EXHAUST MUFFLER ON, WERE RUBBING AGAINST THE RIGHT RADIATOR PIPE. PIPE WAS REMOVED FOR FURTHER INSPECTION, AS IT IS IN A DIFFICULT AREA TO SEE AND IT WAS FOUND TO BE ALMOST CHAFED RIGHSDR CA090602006Bearing · worn(CAN) BEARING FOUND WORN BEYOND LIMITS.SDR TVM2003F00000Pump · leakingPUMP WAS LEAKING COOLANT FROM DRAIN AND WOULD NOT MAINTAIN SYSTEM PRESSURE.SDR 2002FA0000970Pump · failedTHIS AIRCRAFT HAS RAM WATER COOLED ENGINE. LEFT ENGINE WATER PUMP FAILED.SDR CA020312004Line · leaking(CAN) SMELL OF ANTI-FREEZE IN COCKPIT. INVESTIGTION REVEALED THAT COOLANT PIPE HAD MOVED AND RUBBED ON HEAT SHROUD, CAUSING SMALL HOLE ALLOWING ANTI-FREEZE TO LEAK OUT.