Mitsubishi Electric CAHV-R450YA-HPB Service Manual page 174

[ X Troubleshooting ]
3. Plate heat excanger replacement instructions
Procedure
(1) Unscrew the 10 screws, and remove the service panels
FB_L1 and FB_L2 on the left.
(2) Remove the housing joint, and then the pipes on site.
(3) Remove the six tie bands from the pipe cover.
HWE22020
Panel FB_L2
On-site piping
Tie bands (4 places on the left)
- 165 -
Illustration
Panel FB_L1
Screws (10 places)
Housing joint
Tie bands (2 places on the right)
GB