TM 10-4610-229-24
2-71. CONTROL PANEL ASSEMBLY REPLACEMENT/REPAIR (CONT)
e. Backwash Timer Replacement
WARNING
To prevent electric shock, make sure that pretreatment assembly power cable is unplugged.
1
Unplug pretreatment assembly power cable.
2
Remove timer knob. Remove nut on front of timer.
3
Remove numbered dial. Remove rubber washer.
4
Pull timer out through rear of control panel.
5
Install timer through rear of control panel.
6
Install rubber washer.
7
Install numbered dial. Install nut.
8 Install timer knob.
9
Plug in pretreatment assembly cable.
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