Aircraft Service Manual
Jabiru Aircraft
Pty Ltd
JTM001-1
J120, J160, J170, J200/J400, J230/J430, J250/J450 Variants
REVISION
1
Dated: Nov 2011
Issued By: SW
Page: 171 of 233
13.11 CABIN HEATER SYSTEM
13.11.1
DESCRIPTION
A cold-air inlet is fitted to the front of the engine cowls. From here the air flows through a heat
exchanger installed on the exhaust tailpipe, through a control valve and into the cabin.
WARNING
A malfunctioning cabin heat system has potential to release harmful gases such as carbon
monoxide into the cabin. Aircraft equipped with a cabin heater must also be fitted with a
current carbon monoxide detector tag at all times.
13.11.2
CABIN HEAT REMOVAL
For the control valve:
-
Disconnect spring from Lever arm.
-
Remove Split Pin from cable locking pin.
-
Remove locking pin, disconnect control cable.
-
Loosen hose clamp screws.
-
Remove hose.
For the heat exchanger:
-
Loosen the hose clamps and disconnect the air hoses from the heat exchanger.
-
Loosen the cap screws holding the assembly to the tailpipe.
-
Remove the exchanger.
13.11.3
CABIN HEATER INSPECTION
Check for cracking or splitting of the cabin heat hose.
Ensure there is free movement of the control cable.
Check for free movement of the butterfly valve. Ensure the valve is closing fully in both the ON
and OFF positions.
Ensure the locking pin components are all in working order.
Check that the heat exchanger is secure on the exhaust and not damaged.
Any damaged or inoperative parts will need to be replaced, repair is not possible on these
components.
13.11.4
INSTALLATION
For installation, reverse removal procedure above.
