Q155 Service Manual
4-13
vii.
Plug the hour meter terminal into control board.
viii.
Install the control panel and the cabinet.
Figure 4-21 Press down tabs of hour meter
Figure 4-22 Remove hour meter
4.12.
Flow meter Replacement
4.12.1.
Flow meter Removal
i.
Set the unit's ON/OFF switch to the OFF
position, and unplug the power
cord.
ii.
Remove the cabinet and the control panel inside.(See section 4.2.1)
iii.
Cut the tie-wraps, and remove oxygen tubing from the flow meter fittings.
iv.
Unscrew the flow meter nuts with a wrench. (See Figure 4-23)
v.
Remove the flow meter through the control panel.