Raypak RAYTHERM 133-4001 - Manual (Page 11)

11
Fig. 9: Indoor Installation—Model 133
Models 181-401 & 182-400
Indoor Stack Installation
1. Remove the louvered jacket top by removing four
(4) #10 flathead screws.
2. If originally installed, remove outdoor top from the
louvered jacket top.
3. Place the inner stack adapter panel over the flue
collector inside the heater. Make sure the flanged
side of the flue opening is up.
4. Turn the stack (drafthood) upside down and set it
down bottom side up.
5. Turn the jacket top panel (removed in step 1)
upside down and place it over the stack.
6. Attach the three (3) mounting brackets to the stack
using the screws provided and the holes that are
pre-drilled in the stack. Make sure the brackets
are positioned with the flange near the top side
of the stack (see Fig. 10). Caution must be
taken not to over tighten and strip the screw
threads.