TM 10-4610-241-10
TO 40W4-13-41
Section III. OPERATOR MAINTENANCE PROCEDURES
Page
Backwash Pump Strainer Cleaning .................................................................................................................
3-30
Canvas Cover Replacement ............................................................................................................................
3-38
Cartridge Filter Tube Replacement ..................................................................................................................
3-28
Chemical Feed Pump Servicing ......................................................................................................................
3-40
Control Panel Lamp Replacement....................................................................................................................
3-36
R.O. Element Replacement .............................................................................................................................
3-17
Switch Indicator Lamp Replacement ................................................................................................................
3-34
TDS Meter (portable) Battery Replacement .....................................................................................................
3-32
Tire and Wheel Assembly Servicing ................................................................................................................
3-44
This section provides maintenance instructions for performing operator maintenance on the ROWPU.
13-4. R.O. ELEMENT REPLACEMENT.
This task consists of: a. Removal b. Installation
INITIAL SET-UP:
Material/Parts:
Equipment Condition:
Silicone grease (from storage chest)
ROWPU shutdown (para. 2-14)
Personnel Required:
R.O. vessels drained (para. 2-17)
Two (2)
General Safety Instructions:
WARNING
ROWPU piping and equipment can contain
extremely
high
pressure
during
and
after
operation. If this pressure is not relieved before
performing maintenance, serious injury or death
may result. Be sure to open R.O. vessels vent
valve before performing maintenance.
a.
Removal. The R.O. elements are replaced when TDS of product water exceeds 1000 parts per million and
cannot be corrected by using procedures described in Troubleshooting table 3-2, MALFUNCTION 16. Each
R.O. pressure tube contains two R.O. elements.
3-17
