38
REPLACEMENT OF PARTS
IMAX XTRA EL
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Installation & Servicing
43 REMOVAL OF FAN AND GAS VALVE ASSEMBLY
Refer to Frame 36.
Remove Air inlet duct. Refer to Frame 50.
REMOVAL OF GAS VALVE
Refer to Frame 34.
1. Disconnect all electrical connections from the fan and gas valve.
2. Disconnect all air pipe connections from the fan and gas valve.
3. Disconnect the gas valve from the gas supply pipe by
removing the two rear hex head screws and loosening the
two front screws at the RHS of the gas valve.
4. Remove the four nuts which retain the burner hood elbow to
the heat exchanger.
5. Remove the four bolts to release the burner hood elbow
from the interface plate.
6. Slide the fan and gas valve assembly forward on the
interface plate.
7. Remove the three nuts retaining the gas valve assembly to
the fan scroll and remove the gas valve assembly (taking
care due to the weight of the gas valve).
8. Remove the four screws retaining the gas valve to the
mounting flange.
9. Fit the replacement valve in reverse. Refer to Frame 34.
REMOVAL OF FAN
With the gas valve removed the fan can now be removed.
10. Remove the air mixer collector by sliding it off the 3 threaded
rods.
11. Slacken the two rear bolts securing the fan to the interface
plate and remove the front two bolts.
12. With the interface plate partially retracted, lift the fan to
release from the plate and withdraw, ensuring the motor
casing does not clash with the chassis.
13. Fit the replacement fan in reverse order, ensuring the fan is
pushed fully home to support the weight. Refer to Frame
34.
10
11
REPLACEMENT OF P
ARTS