Raypak RAYTHERM 133-4001 - Manual (Page 32)

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Combustion Fan Removal
1. Remove burner tray. See Burner Tray Removal
procedure.
2. Remove (4) screws that mount the combustion
blower to the manifold assembly.
3. Reverse above procedure to re-install.
6. Use a long ½” socket wrench to remove orifices
from the gas manifold.
7. Remove burners by raising the bracket on the
back end of the burners up and out of their slots.
8. Reverse above procedure to re-install.
Pilot Removal
1. Disconnect pilot tubing from gas valve.
2. Remove (4) screws from control box. Open the
control box.
3. Remove the pilot wire from the ignition wire.
4. Remove (2) screws that mount the pilot bracket to
the air manifold assembly.
5. Pull the pilot bracket slightly, then drop and pull
downwards and outwards.
6. Reverse above procedure to re-install. Make sure
the pilot bracket is all the way up on the pilot side,
see drawing below.
Fig. 47: IID Pilot
FOR HEATERS
MADE IN OR AFTER
AUGUST 2001
Fig. 48: Pilot Removal